$328+ Cheap flights from Washington, D.C. (WAS) to Brussels
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BRU
Jun 2 — Jun 91
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Washington, D.C. to Brussels are usually found in September or October, booked 89 days in advance, depart on a Wednesday or Thursday and return on a Wednesday
Cheap flight deals from Washington, D.C. to Brussels
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Cheapest flights from Washington, D.C. to BrusselsExplore the most affordable flight options available from Washington, D.C. to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 3, 2026.
Explore the most affordable flight options available from Washington, D.C. to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 3, 2026.
This Justfly.com deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:30 pm
IAD
- BRU
2 stops15h 50m
Scandinavian Airlines
Mon 11/1610:20 am
BRU
- IAD
1 stop12h 55m
Scandinavian Airlines
Deal found 5/2![Scandinavian Airlines logo]()
$632
This FlightHub deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:20 pm
IAD
- BRU
1 stop17h 30m
Scandinavian Airlines
Tue 10/277:15 pm
BRU
- IAD
1 stop28h 00m
Scandinavian Airlines
Deal found 5/1![Scandinavian Airlines logo]()
$634
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:20 pm
IAD
- BRU
1 stop12h 15m
Scandinavian Airlines
Mon 9/2810:20 am
BRU
- IAD
1 stop12h 40m
Scandinavian Airlines
Deal found 4/28![Scandinavian Airlines logo]()
$638
This Kiwi.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:20 pm
IAD
- BRU
1 stop12h 15m
Scandinavian Airlines
Mon 9/1410:20 am
BRU
- IAD
1 stop12h 40m
Scandinavian Airlines
Deal found 4/30![Scandinavian Airlines logo]()
$639
This CrystalTravel deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:20 pm
IAD
- BRU
1 stop17h 30m
Scandinavian Airlines
Sun 10/117:00 pm
BRU
- IAD
2 stops28h 00m
Scandinavian Airlines
Deal found 5/2![Scandinavian Airlines logo]()
$640
This Trip.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/208:20 pm
IAD
- BRU
1 stop12h 15m
Scandinavian Airlines
Sun 10/1110:20 am
BRU
- IAD
1 stop12h 40m
Scandinavian Airlines
Deal found 5/1![Scandinavian Airlines logo]()
$648
This Cheapflightsfares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:20 pm
IAD
- BRU
1 stop17h 30m
Scandinavian Airlines
Wed 9/2310:20 am
BRU
- IAD
1 stop12h 40m
Scandinavian Airlines
Deal found 4/30![Scandinavian Airlines logo]()
$652
This Cheapflightsfares deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:20 pm
IAD
- BRU
1 stop20h 40m
Scandinavian Airlines
Thu 9/1710:20 am
BRU
- IAD
1 stop12h 40m
Scandinavian Airlines
Deal found 4/28![Scandinavian Airlines logo]()
$653
This Cheapflightsfares deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/238:20 pm
IAD
- BRU
1 stop12h 15m
Scandinavian Airlines
Tue 12/17:00 pm
BRU
- IAD
2 stops28h 15m
Scandinavian Airlines
Deal found 5/2![Scandinavian Airlines logo]()
$655
This KAYAK deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:30 pm
IAD
- BRU
1 stop12h 00m
Scandinavian Airlines
Wed 11/187:15 pm
BRU
- IAD
1 stop28h 00m
Scandinavian Airlines
Deal found 5/2![Scandinavian Airlines logo]()
$657
This FlightHub deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1911:00 am
DCA
- BRU
2 stops21h 35m
Scandinavian Airlines
Mon 11/28:30 pm
BRU
- DCA
2 stops32h 34m
Scandinavian Airlines
Deal found 4/28![Scandinavian Airlines logo]()
$737
This CheapOair deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:05 am
DCA
- BRU
2 stops22h 35m
Scandinavian Airlines
Tue 12/13:10 pm
BRU
- DCA
2 stops37h 54m
Scandinavian Airlines
Deal found 5/2![Scandinavian Airlines logo]()
$756
Best flights from Washington, D.C. to BrusselsDiscover carefully curated flight deals from Washington, D.C. to Brussels that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 3, 2026.
Discover carefully curated flight deals from Washington, D.C. to Brussels that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:15 pm
IAD
- CRL
2 stops12h 10m
Multiple Airlines
Wed 8/265:35 pm
CRL
- IAD
1 stop27h 55m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$901
This KLM deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2111:52 am
BWI
- BRU
1 stop13h 48m
KLM
Tue 8/49:45 am
BRU
- BWI
1 stop13h 46m
KLM
Deal found 5/1![KLM logo]()
$1,117
This Delta deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:40 am
BWI
- BRU
1 stop20h 00m
Delta
Tue 7/289:45 am
BRU
- BWI
1 stop13h 30m
Delta
Deal found 5/1![Delta logo]()
$1,117
This United Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/195:45 pm
IAD
- BRU
Nonstop7h 30m
United Airlines
Mon 11/211:55 am
BRU
- IAD
Nonstop8h 35m
United Airlines
Deal found 5/2![United Airlines logo]()
$1,127
This Turkish Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/131:20 pm
IAD
- BRU
1 stop19h 55m
Turkish Airlines
Sat 6/202:25 pm
BRU
- IAD
1 stop27h 10m
Turkish Airlines
Deal found 4/28![Turkish Airlines logo]()
$1,178
This British Airways deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/175:40 pm
DCA
- BRU
2 stops14h 30m
British Airways
Tue 5/2610:55 am
BRU
- DCA
2 stops17h 24m
British Airways
Deal found 4/29![British Airways logo]()
$1,798
This Mytrip deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:55 am
IAD
- CRL
3 stops29h 35m
Multiple Airlines
Wed 6/39:45 pm
CRL
- IAD
2 stops24h 20m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$938
This Mytrip deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/243:45 pm
IAD
- CRL
2 stops24h 35m
Multiple Airlines
Thu 6/410:15 am
CRL
- IAD
2 stops34h 55m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$971
This KLM deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/211:42 pm
DCA
- BRU
1 stop11h 58m
KLM
Tue 8/49:45 am
BRU
- DCA
1 stop13h 41m
KLM
Deal found 5/1![KLM logo]()
$1,117
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/223:45 pm
IAD
- BRU
1 stop9h 25m
United Airlines
Wed 8/2612:00 pm
BRU
- IAD
Nonstop8h 20m
United Airlines
Deal found 4/29![United Airlines logo]()
$1,136
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/222:08 pm
BWI
- BRU
1 stop11h 32m
Delta
Thu 8/279:45 am
BRU
- BWI
1 stop15h 07m
Delta
Deal found 4/29![Delta logo]()
$1,147
This Mytrip deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:20 pm
IAD
- CRL
2 stops17h 20m
Multiple Airlines
Fri 10/96:35 pm
CRL
- IAD
2 stops26h 35m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$978
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/199:40 am
DCA
- BRU
1 stop15h 30m
United Airlines
Tue 8/259:40 am
BRU
- DCA
1 stop11h 58m
United Airlines
Deal found 4/29![United Airlines logo]()
$1,139
This KLM deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/12:10 pm
BWI
- BRU
1 stop11h 30m
KLM
Tue 8/119:45 am
BRU
- BWI
1 stop13h 23m
KLM
Deal found 4/29![KLM logo]()
$1,147
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/19:00 am
BWI
- BRU
2 stops16h 35m
Delta
Tue 7/76:20 am
BRU
- BWI
2 stops16h 21m
Delta
Deal found 4/30![Delta logo]()
$1,165
This Scandinavian Airlines deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:30 pm
IAD
- BRU
2 stops24h 00m
Multiple Airlines
Fri 10/99:10 pm
BRU
- IAD
2 stops25h 50m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$985
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/13:45 pm
IAD
- BRU
2 stops15h 30m
United Airlines
Thu 7/309:55 am
BRU
- IAD
2 stops17h 18m
United Airlines
Deal found 4/29![United Airlines logo]()
$1,141
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/19:00 am
BWI
- BRU
2 stops16h 35m
Delta
Thu 7/910:25 am
BRU
- BWI
2 stops18h 04m
Delta
Deal found 4/30![Delta logo]()
$1,165
This Mytrip deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/275:15 pm
IAD
- CRL
2 stops16h 30m
Multiple Airlines
Mon 6/14:10 pm
CRL
- IAD
2 stops29h 00m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$986
This United Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/15:40 pm
IAD
- BRU
Nonstop7h 35m
United Airlines
Wed 7/296:20 am
BRU
- IAD
1 stop19h 40m
United Airlines
Deal found 5/1![United Airlines logo]()
$1,142
This KLM deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/712:27 pm
DCA
- BRU
1 stop13h 13m
KLM
Sun 8/309:45 am
BRU
- DCA
1 stop13h 43m
KLM
Deal found 5/3![KLM logo]()
$1,307
This Mytrip deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/255:05 pm
IAD
- CRL
2 stops22h 35m
Multiple Airlines
Sun 8/211:40 am
CRL
- IAD
2 stops33h 30m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$996
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/191:42 pm
DCA
- BRU
1 stop11h 58m
Delta
Sun 7/269:45 am
BRU
- DCA
1 stop13h 45m
Delta
Deal found 4/28![Delta logo]()
$1,217
This United Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/610:32 am
BWI
- BRU
2 stops14h 38m
United Airlines
Wed 7/1510:30 am
BRU
- BWI
2 stops16h 56m
United Airlines
Deal found 5/1![United Airlines logo]()
$1,160
This Kiwi.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/175:15 pm
IAD
- CRL
1 stop22h 00m
Multiple Airlines
Tue 5/2612:20 pm
CRL
- IAD
2 stops32h 50m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$1,024
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/178:27 am
IAD
- BRU
2 stops19h 13m
Delta
Mon 7/279:45 am
BRU
- IAD
1 stop14h 45m
Delta
Deal found 5/2![Delta logo]()
$1,266
This United Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1110:15 pm
IAD
- BRU
1 stop15h 45m
United Airlines
Wed 8/2610:45 am
BRU
- IAD
Nonstop8h 45m
United Airlines
Deal found 5/1![United Airlines logo]()
$1,174
This Mytrip deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/203:25 pm
IAD
- CRL
2 stops15h 55m
Multiple Airlines
Sun 10/117:20 am
CRL
- IAD
3 stops37h 50m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$1,041
This United Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:40 pm
IAD
- BRU
Nonstop7h 35m
United Airlines
Tue 8/2512:00 pm
BRU
- IAD
Nonstop8h 20m
United Airlines
Deal found 5/1![United Airlines logo]()
$1,177
This Delta deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/152:23 pm
BWI
- BRU
1 stop11h 17m
Delta
Mon 8/319:45 am
BRU
- BWI
1 stop13h 23m
Delta
Deal found 5/2![Delta logo]()
$1,307
Last-minute flights from Washington, D.C. to BrusselsDiscover last-minute flight deals from Washington, D.C. to Brussels. Data last updated May 3, 2026 and is based on user searches.
Discover last-minute flight deals from Washington, D.C. to Brussels. Data last updated May 3, 2026 and is based on user searches.
This BusinessClass deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/38:20 pm
IAD
- BRU
1 stop17h 30m
Scandinavian Airlines
Sun 5/108:30 pm
BRU
- IAD
1 stop26h 30m
Scandinavian Airlines
Deal found 4/28![Scandinavian Airlines logo]()
$850
This FlightHub deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:20 pm
IAD
- BRU
2 stops32h 20m
Scandinavian Airlines
Sat 5/168:30 pm
BRU
- IAD
1 stop26h 30m
Scandinavian Airlines
Deal found 4/30![Scandinavian Airlines logo]()
$832
This Cheapflightsfares deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/108:30 pm
BWI
- BRU
1 stop10h 25m
Icelandair
Thu 5/141:50 pm
BRU
- BWI
1 stop11h 35m
Icelandair
Deal found 5/1![Icelandair logo]()
$879
This KAYAK deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:20 pm
IAD
- BRU
1 stop31h 20m
Scandinavian Airlines
Mon 5/259:10 pm
BRU
- IAD
2 stops45h 08m
Scandinavian Airlines
Deal found 5/1![Scandinavian Airlines logo]()
$776
This Mytrip deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:30 pm
IAD
- BRU
3 stops31h 10m
Multiple Airlines
Tue 5/2610:55 am
BRU
- IAD
2 stops34h 15m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$851
This Gotogate deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1210:35 pm
IAD
- BRU
1 stop19h 20m
TAP AIR PORTUGAL
Wed 5/205:55 am
BRU
- IAD
1 stop15h 15m
TAP AIR PORTUGAL
Deal found 4/30![TAP AIR PORTUGAL logo]()
$869
This oojo deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/123:35 pm
DCA
- BRU
2 stops15h 20m
Icelandair
Tue 5/261:50 pm
BRU
- DCA
2 stops24h 05m
Icelandair
Deal found 4/30![Icelandair logo]()
$883
This FlightHub deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:00 am
DCA
- BRU
2 stops24h 55m
Multiple Airlines
Tue 5/261:50 pm
BRU
- DCA
2 stops24h 05m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$900
This Mytrip deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:55 pm
DCA
- BRU
2 stops36h 00m
Multiple Airlines
Tue 6/21:50 pm
BRU
- DCA
3 stops31h 49m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$876
This Mytrip deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/279:55 am
IAD
- CRL
2 stops23h 50m
Multiple Airlines
Wed 6/35:35 pm
CRL
- IAD
2 stops27h 35m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$842
This Mytrip deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/279:55 am
IAD
- BRU
3 stops26h 00m
Multiple Airlines
Wed 6/38:25 pm
BRU
- IAD
2 stops24h 45m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$855
This Mytrip deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/279:55 am
IAD
- BRU
3 stops26h 00m
Multiple Airlines
Mon 6/13:15 pm
BRU
- IAD
2 stops29h 55m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$860
One-way flights from Washington, D.C. to BrusselsSearch for one-way flight options from Washington, D.C. to Brussels. Find affordable one-way fares based on user searches. Data last updated May 3, 2026.
Search for one-way flight options from Washington, D.C. to Brussels. Find affordable one-way fares based on user searches. Data last updated May 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:30 pm
BWI
- CRL
2 stops29h 35m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/84:05 pm
IAD
- BRU
3 stops59h 30m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/111:30 am
IAD
- BRU
2 stops40h 25m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:30 pm
BWI
- CRL
2 stops33h 35m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/911:20 pm
BWI
- CRL
2 stops41h 15m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/911:30 am
IAD
- BRU
3 stops40h 05m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:30 pm
IAD
- CRL
2 stops18h 45m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:30 pm
IAD
- CRL
2 stops19h 00m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:30 pm
BWI
- CRL
3 stops29h 50m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$358
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/811:30 am
IAD
- CRL
3 stops39h 15m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:30 pm
IAD
- CRL
2 stops19h 00m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1111:30 am
IAD
- BRU
2 stops39h 40m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$364
Find flight deals from Washington, D.C. to Brussels
Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Brussels (BR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 3, 2026.
Round-trip from | $634 (FlightHub) |
|---|---|
One-way from | $328 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $1,010 |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington, D.C. to Brussels that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 3, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Brussels that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Brussels
IAD - CRL
IADCRL
Washington, D.C. Dulles Intl
Tue 8/11
5:15 pm-11:25 am
2 stops12h 10m
Charleroi Brussels
Wed 8/26
5:35 pm-3:30 pm
1 stop27h 55m
$901
Washington, D.C.Brussels
IAD - CRL
IADCRL
Washington, D.C. Dulles Intl
Thu 5/28
9:55 am-9:30 pm
3 stops29h 35m
Charleroi Brussels
Wed 6/3
9:45 pm-4:05 pm
2 stops24h 20m
$938
Washington, D.C.Brussels
IAD - CRL
IADCRL
Washington, D.C. Dulles Intl
Sun 5/24
3:45 pm-10:20 pm
2 stops24h 35m
Charleroi Brussels
Thu 6/4
10:15 am-3:10 pm
2 stops34h 55m
$971
Washington, D.C.Brussels
IAD - CRL
IADCRL
Washington, D.C. Dulles Intl
Tue 9/29
8:20 pm-7:40 pm
2 stops17h 20m
Charleroi Brussels
Fri 10/9
6:35 pm-3:10 pm
2 stops26h 35m
$978
Washington, D.C.Brussels
IAD - BRU
IADBRU
Washington, D.C. Dulles Intl
Tue 9/29
12:30 pm-6:30 pm
2 stops24h 00m
Brussels Bruxelles-National
Fri 10/9
9:10 pm-5:00 pm
2 stops25h 50m
$985
Washington, D.C.Brussels
IAD - CRL
IADCRL
Washington, D.C. Dulles Intl
Wed 5/27
5:15 pm-3:45 pm
2 stops16h 30m
Charleroi Brussels
Mon 6/1
4:10 pm-3:10 pm
2 stops29h 00m
$986
Washington, D.C.Brussels
IAD - CRL
IADCRL
Washington, D.C. Dulles Intl
Sat 7/25
5:05 pm-9:40 pm
2 stops22h 35m
Charleroi Brussels
Sun 8/2
11:40 am-3:10 pm
2 stops33h 30m
$996
Washington, D.C.Brussels
IAD - CRL
IADCRL
Washington, D.C. Dulles Intl
Sun 5/17
5:15 pm-9:15 pm
1 stop22h 00m
Charleroi Brussels
Tue 5/26
12:20 pm-3:10 pm
2 stops32h 50m
$1,024
Washington, D.C.Brussels
IAD - CRL
IADCRL
Washington, D.C. Dulles Intl
Sun 9/20
3:25 pm-1:20 pm
2 stops15h 55m
Charleroi Brussels
Sun 10/11
7:20 am-3:10 pm
3 stops37h 50m
$1,041
BaltimoreBrussels
BWI - BRU
BWIBRU
Baltimore/Washington
Tue 7/21
11:52 am-7:40 am
1 stop13h 48m
Brussels Bruxelles-National
Tue 8/4
9:45 am-5:31 pm
1 stop13h 46m
$1,117
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Washington, D.C. to Brussels
Have a flexible travel schedule? Discover the best time to fly to Brussels from Washington, D.C. with our price prediction graph.
WAS-BR1
BWI-CRL
IAD-BRU
IAD-CRL
BWI-BRU
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Washington, D.C. to Brussels
WAS-BR1
BWI-CRL
IAD-BRU
IAD-CRL
BWI-BRU
How far ahead should I book a flight from Washington, D.C. to Brussels?
To ensure you get the cheapest price possible for a flight from Washington, D.C. to Brussels, you should look to book at least 47 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Washington, D.C. to Brussels?
Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to Brussels (average of $199). Flying from Washington, D.C. to Brussels in June is currently the most expensive (average of $612). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from WAS to BRU?
Find hourly flight availability from Washington, D.C. to Brussels. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 3, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. to Brussels as you normally would.
Weekly flight availability from Washington, D.C. to Brussels
Explore weekly flight availability from Washington, D.C. to Brussels. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 3, 2026.
The most flights from WAS to BR1 are scheduled on a Thursday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).
How much does it cost to fly round-trip from Washington, D.C. to Brussels?
Reviews of airlines servicing Brussels
Get insights into the airlines that provide service to Brussels. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Brussels. Reviews last updated May 3, 2026.
Read reviews from past customers who have flown Scandinavian Airlines,United Airlines, andAer Lingus from Washington, D.C. to Brussels. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.4
Boarding
7.6
Food
6.7
Comfort
7.3
Crew
8.0
Entertainment
6.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Overall
7.4
Boarding
7.6
Food
6.7
Comfort
7.3
Crew
8.0
Entertainment
6.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Overall
7.4
Boarding
7.6
Food
6.7
Comfort
7.3
Crew
8.0
Entertainment
6.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Overall
7.4
Boarding
7.6
Food
6.7
Comfort
7.3
Crew
8.0
Entertainment
6.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Overall
7.4
Boarding
7.6
Food
6.7
Comfort
7.3
Crew
8.0
Entertainment
6.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Overall
7.4
Boarding
7.6
Food
6.7
Comfort
7.3
Crew
8.0
Entertainment
6.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Related info for your journey
Find useful and relevant information for your journey from Washington, D.C. to Brussels. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Complete your trip
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Search flights from Washington, D.C. to Brussels by cabin class
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Washington, D.C. and Brussels flights
Browse other Washington, D.C. and Brussels flight options. Last updated on May 3, 2026.
Other flights from Washington, D.C.
Browse through other flights departing from Washington, D.C.. Flights are based on user searches made on Cheapflights and were last updated on May 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Washington, D.C. to Brussels flights
Consider these flights traveling from Washington, D.C. to Brussels.
Top 10 airlines flying from Washington, D.C. to Brussels
Discover the top 10 airlines that operate flights from Washington, D.C. to Brussels. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$345 | Average$1,049 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$385 | Average$624 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$432 | Average$777 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$440 | Average$730 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$462 | Average$557 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$511 | Average$656 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$531 | Average$633 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$539 | Average$785 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$591 | Average$907 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$633 | Average$1,066 | FlexibilityNo cancel fee | On-timeN/A |