$219+ Cheap flights from Dulles Intl (IAD) to Belgium
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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BRU
Sep 3 — Sep 101
Round-trip
1 adult, Economy
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Cheapest flights from Dulles Intl to BelgiumExplore the most affordable flight options available from Dulles Intl to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
Explore the most affordable flight options available from Dulles Intl to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
This Flightnetwork deal was found by Cheapflights users on 8/4. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:20 pm -
1 stop12h 15m
Tue 9/298:30 pm -
1 stop26h 30m
Deal found 8/4![Scandinavian Airlines logo]()
$693
This Mytrip deal was found by Cheapflights users on 8/4. 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 9/215:40 pm -
2 stops18h 00m
Tue 9/2910:55 am -
2 stops34h 15m
Deal found 8/4![Multiple Airlines logo]()
$695
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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.
Mon 9/218:20 pm -
1 stop12h 15m
Wed 9/3010:20 am -
1 stop12h 40m
Deal found 7/30![Scandinavian Airlines logo]()
$699
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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.
Mon 11/308:30 pm -
1 stop16h 05m
Mon 12/710:20 am -
1 stop12h 55m
Deal found 7/31![Scandinavian Airlines logo]()
$700
This Expedia deal was found by Cheapflights users on 8/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:20 pm -
1 stop16h 10m
Fri 10/238:30 pm -
1 stop26h 30m
Deal found 8/1![Scandinavian Airlines logo]()
$701
This ITA Airways deal was found by Cheapflights users on 7/30. 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 ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/34:45 pm -
1 stop19h 15m
Mon 11/166:55 pm -
1 stop25h 45m
Deal found 7/30![ITA Airways logo]()
$702
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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.
Fri 9/258:20 pm -
1 stop17h 30m
Sun 10/47:00 pm -
2 stops28h 00m
Deal found 7/31![Scandinavian Airlines logo]()
$703
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:30 pm -
1 stop10h 25m
Mon 10/199:05 am -
2 stops35h 10m
Deal found 7/30![Multiple Airlines logo]()
$705
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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.
Sun 9/208:20 pm -
2 stops15h 55m
Thu 9/2410:20 am -
1 stop12h 40m
Deal found 7/30![Scandinavian Airlines logo]()
$706
This Cheapflightsfares deal was found by Cheapflights users on 8/1. 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.
Wed 8/198:30 pm -
1 stop10h 25m
Fri 9/111:50 pm -
1 stop11h 30m
Deal found 8/1![Icelandair logo]()
$708
This Mytrip deal was found by Cheapflights users on 8/4. 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 9/2112:25 pm -
3 stops26h 10m
Tue 9/299:00 pm -
2 stops26h 00m
Deal found 8/4![Multiple Airlines logo]()
$713
This Mytrip deal was found by Cheapflights users on 8/1. 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.
Fri 9/118:20 pm -
2 stops18h 05m
Fri 9/1810:00 pm -
2 stops25h 00m
Deal found 8/1![Multiple Airlines logo]()
$736
Best flights from Dulles Intl to BelgiumDiscover carefully curated flight deals from Dulles Intl to Belgium that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
Discover carefully curated flight deals from Dulles Intl to Belgium that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
This Mytrip deal was found by Cheapflights users on 8/4. 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 9/2112:25 pm -
3 stops26h 10m
Tue 9/299:00 pm -
2 stops26h 00m
Deal found 8/4![Multiple Airlines logo]()
$714
This Scandinavian Airlines deal was found by Cheapflights users on 7/31. 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.
Mon 11/308:30 pm -
2 stops15h 50m
Mon 12/710:20 am -
1 stop12h 55m
Deal found 7/31![Scandinavian Airlines logo]()
$721
This United Airlines deal was found by Cheapflights users on 7/31. 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 12/16:20 pm -
1 stop12h 55m
Tue 12/811:55 am -
Nonstop8h 35m
Deal found 7/31![United Airlines logo]()
$758
This Mytrip deal was found by Cheapflights users on 8/4. 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 10/108:30 pm -
2 stops19h 10m
Tue 10/201:50 pm -
2 stops35h 10m
Deal found 8/4![Multiple Airlines logo]()
$748
This Scandinavian Airlines deal was found by Cheapflights users on 8/3. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:20 pm -
2 stops31h 55m
Wed 9/306:55 pm -
2 stops28h 05m
Deal found 8/3![Scandinavian Airlines logo]()
$764
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:35 pm -
1 stop12h 40m
Wed 9/3010:45 am -
Nonstop8h 45m
Deal found 7/30![United Airlines logo]()
$818
This Scandinavian Airlines deal was found by Cheapflights users on 7/31. 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.
Fri 9/48:20 pm -
1 stop31h 20m
Sun 9/203:15 pm -
1 stop31h 45m
Deal found 7/31![Scandinavian Airlines logo]()
$796
This Mytrip deal was found by Cheapflights users on 8/4. 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 9/18:30 pm -
2 stops18h 45m
Tue 9/812:20 pm -
2 stops32h 50m
Deal found 8/4![Multiple Airlines logo]()
$807
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:05 pm -
1 stop15h 55m
Tue 9/2912:00 pm -
Nonstop8h 15m
Deal found 7/30![United Airlines logo]()
$818
This Scandinavian Airlines deal was found by Cheapflights users on 7/31. 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.
Fri 8/218:20 pm -
1 stop12h 15m
Thu 8/278:30 pm -
1 stop26h 30m
Deal found 7/31![Scandinavian Airlines logo]()
$796
This Mytrip deal was found by Cheapflights users on 8/2. 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.
Thu 9/241:15 pm -
2 stops25h 05m
Thu 10/12:10 pm -
2 stops27h 20m
Deal found 8/2![Multiple Airlines logo]()
$843
This United Airlines deal was found by Cheapflights users on 8/1. 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.
Thu 10/15:45 pm -
Nonstop7h 30m
Fri 10/912:00 pm -
Nonstop8h 15m
Deal found 8/1![United Airlines logo]()
$882
This Scandinavian Airlines deal was found by Cheapflights users on 8/1. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:29 pm -
2 stops25h 21m
Thu 10/16:55 pm -
2 stops28h 05m
Deal found 8/1![Scandinavian Airlines logo]()
$815
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:35 pm -
2 stops18h 20m
Thu 8/2710:15 am -
2 stops34h 55m
Deal found 7/30![Multiple Airlines logo]()
$848
This Mytrip deal was found by Cheapflights users on 8/1. 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.
Fri 1/157:40 pm -
3 stops20h 40m
Wed 1/2010:50 am -
2 stops15h 45m
Deal found 8/1![Multiple Airlines logo]()
$849
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:35 pm -
1 stop32h 20m
Tue 9/2212:00 pm -
Nonstop8h 20m
Deal found 8/3![United Airlines logo]()
$998
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Wed 10/288:40 pm -
2 stops15h 25m
Mon 11/26:20 am -
1 stop16h 00m
Deal found 8/2![Multiple Airlines logo]()
$919
This Scandinavian Airlines deal was found by Cheapflights users on 8/4. 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.
Wed 9/168:20 pm -
1 stop16h 10m
Fri 9/186:55 pm -
2 stops28h 05m
Deal found 8/4![Scandinavian Airlines logo]()
$1,022
This Mytrip deal was found by Cheapflights users on 8/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:45 am -
3 stops28h 55m
Fri 10/24:15 pm -
3 stops32h 55m
Deal found 8/3![Multiple Airlines logo]()
$1,377
Last-minute flights from Dulles Intl to BelgiumDiscover last-minute flight deals from Dulles Intl to Belgium. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Belgium. Data last updated August 4, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 8/1. 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.
Wed 8/198:30 pm -
1 stop10h 25m
Fri 9/111:50 pm -
1 stop11h 30m
Deal found 8/1![Icelandair logo]()
$708
This Kiwi.com deal was found by Cheapflights users on 8/3. 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.
Fri 8/288:30 pm -
1 stop10h 25m
Fri 9/45:05 pm -
2 stops28h 05m
Deal found 8/3![Multiple Airlines logo]()
$702
This Mytrip deal was found by Cheapflights users on 8/4. 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 9/18:30 pm -
2 stops18h 45m
Tue 9/812:20 pm -
2 stops32h 50m
Deal found 8/4![Multiple Airlines logo]()
$807
This Mytrip deal was found by Cheapflights users on 8/1. 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.
Fri 9/118:20 pm -
2 stops18h 05m
Fri 9/1810:00 pm -
2 stops25h 00m
Deal found 8/1![Multiple Airlines logo]()
$736
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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.
Sun 9/208:20 pm -
2 stops15h 55m
Thu 9/2410:20 am -
1 stop12h 40m
Deal found 7/30![Scandinavian Airlines logo]()
$706
This Flightnetwork deal was found by Cheapflights users on 8/4. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:20 pm -
1 stop12h 15m
Tue 9/298:30 pm -
1 stop26h 30m
Deal found 8/4![Scandinavian Airlines logo]()
$693
This Mytrip deal was found by Cheapflights users on 8/4. 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 9/215:40 pm -
2 stops18h 00m
Tue 9/2910:55 am -
2 stops34h 15m
Deal found 8/4![Multiple Airlines logo]()
$695
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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.
Mon 9/218:20 pm -
1 stop12h 15m
Wed 9/3010:20 am -
1 stop12h 40m
Deal found 7/30![Scandinavian Airlines logo]()
$699
This Mytrip deal was found by Cheapflights users on 8/4. 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 9/2112:25 pm -
3 stops26h 10m
Tue 9/299:00 pm -
2 stops26h 00m
Deal found 8/4![Multiple Airlines logo]()
$713
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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.
Fri 9/258:20 pm -
1 stop17h 30m
Sun 10/47:00 pm -
2 stops28h 00m
Deal found 7/31![Scandinavian Airlines logo]()
$703
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 9/285:00 pm -
1 stop12h 55m
Wed 10/77:00 pm -
2 stops30h 10m
Deal found 8/1![Multiple Airlines logo]()
$800
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 9/285:00 pm -
1 stop12h 55m
Thu 10/89:05 pm -
2 stops27h 55m
Deal found 8/1![Multiple Airlines logo]()
$815
One-way flights from Dulles Intl to BelgiumSearch for one-way flight options from Dulles Intl to Belgium. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
Search for one-way flight options from Dulles Intl to Belgium. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Mytrip deal was found by Cheapflights users on 8/4. 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 10/268:40 pm -
1 stop10h 15m
Deal found 8/4![Icelandair logo]()
$219
This oojo deal was found by Cheapflights users on 7/31. 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.
Mon 8/318:30 pm -
1 stop10h 25m
Deal found 7/31![Icelandair logo]()
$224
This Mytrip deal was found by Cheapflights users on 7/31. 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.
Fri 10/912:50 pm -
3 stops18h 05m
Deal found 7/31![Multiple Airlines logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 10/111:25 am -
2 stops39h 45m
Deal found 8/2![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 10/111:25 am -
3 stops23h 45m
Deal found 8/2![Multiple Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 10/85:25 pm -
3 stops37h 30m
Deal found 8/2![Multiple Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 8/3. 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.
Sun 9/208:30 pm -
3 stops37h 05m
Deal found 8/3![Multiple Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Fri 10/308:40 pm -
3 stops20h 40m
Deal found 8/2![Multiple Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Fri 10/309:16 pm -
3 stops33h 39m
Deal found 8/2![Multiple Airlines logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Fri 9/2511:20 pm -
2 stops34h 00m
Deal found 8/2![Multiple Airlines logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/178:30 pm -
3 stops30h 15m
Deal found 7/31![Multiple Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Wed 12/27:40 pm -
3 stops19h 05m
Deal found 8/2![Multiple Airlines logo]()
$343
Find flight deals from Dulles Intl to Belgium
Keep the following information in mind while searching for Dulles Intl to Belgium flight deals. Data was last updated August 4, 2026.
Round-trip from | $693 (Flightnetwork) |
|---|---|
One-way from | $219 (Mytrip) |
Popular in | June |
Cheapest in | October |
Average price | $984 |
Good round-trip deal | $1,121 or less |
Good one-way deal | $582 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to Belgium 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 August 4, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Belgium that are best for you.
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Route
Depart
Return
Cheapest round-trip
Washington, D.C.Brussels
IAD - CRL
IADCRL
Washington, D.C. Dulles Intl
Mon 9/21
12:25 pm-8:35 pm
3 stops26h 10m
Charleroi Brussels
Tue 9/29
9:00 pm-5:00 pm
2 stops26h 00m
$714
Washington, D.C.Brussels
IAD - BRU
IADBRU
Washington, D.C. Dulles Intl
Mon 11/30
8:30 pm-6:20 pm
2 stops15h 50m
Brussels Bruxelles-National
Mon 12/7
10:20 am-5:15 pm
1 stop12h 55m
$721
Washington, D.C.Brussels
IAD - CRL
IADCRL
Washington, D.C. Dulles Intl
Sat 10/10
8:30 pm-9:40 pm
2 stops19h 10m
Charleroi Brussels
Tue 10/20
1:50 pm-7:00 pm
2 stops35h 10m
$748
Washington, D.C.Brussels
IAD - BRU
IADBRU
Washington, D.C. Dulles Intl
Tue 12/1
6:20 pm-1:15 pm
1 stop12h 55m
Brussels Bruxelles-National
Tue 12/8
11:55 am-2:30 pm
Nonstop8h 35m
$758
Washington, D.C.Brussels
IAD - BRU
IADBRU
Washington, D.C. Dulles Intl
Fri 9/18
8:20 pm-10:15 am
2 stops31h 55m
Brussels Bruxelles-National
Wed 9/30
6:55 pm-5:00 pm
2 stops28h 05m
$764
Washington, D.C.Brussels
IAD - BRU
IADBRU
Washington, D.C. Dulles Intl
Fri 9/4
8:20 pm-9:40 am
1 stop31h 20m
Brussels Bruxelles-National
Sun 9/20
3:15 pm-5:00 pm
1 stop31h 45m
$796
Washington, D.C.Brussels
IAD - BRU
IADBRU
Washington, D.C. Dulles Intl
Fri 8/21
8:20 pm-2:35 pm
1 stop12h 15m
Brussels Bruxelles-National
Thu 8/27
8:30 pm-5:00 pm
1 stop26h 30m
$796
Washington, D.C.Brussels
IAD - CRL
IADCRL
Washington, D.C. Dulles Intl
Tue 9/1
8:30 pm-9:15 pm
2 stops18h 45m
Charleroi Brussels
Tue 9/8
12:20 pm-3:10 pm
2 stops32h 50m
$807
Washington, D.C.Brussels
IAD - BRU
IADBRU
Washington, D.C. Dulles Intl
Tue 9/1
12:29 pm-7:50 pm
2 stops25h 21m
Brussels Bruxelles-National
Thu 10/1
6:55 pm-5:00 pm
2 stops28h 05m
$815
Washington, D.C.Brussels
IAD - BRU
IADBRU
Washington, D.C. Dulles Intl
Mon 9/21
6:35 pm-1:15 pm
1 stop12h 40m
Brussels Bruxelles-National
Wed 9/30
10:45 am-1:30 pm
Nonstop8h 45m
$818
Showing 1-10 of 46 resultsSorted by cheapest first
Best time to book a flight from Dulles Intl to Belgium
Have a flexible travel schedule? Discover the best time to fly to Belgium from Dulles Intl with our price prediction graph.
IAD-BRU
IAD-CRL
IAD-ANR
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. Dulles Intl Airport to Belgium
IAD-BE0
IAD-BRU
IAD-CRL
IAD-ANR
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Belgium?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Belgium (average of $600). Flying from Washington, D.C. Dulles Intl Airport to Belgium in June is currently the most expensive (average of $1,377). 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 IAD to BE?
Find hourly flight availability from Dulles Intl to Belgium. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 4, 2026.
When flying from Washington, D.C. Dulles Intl Airport to Belgium, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Washington, D.C. Dulles Intl Airport to Belgium
Explore weekly flight availability from Dulles Intl to Belgium. 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 August 4, 2026.
The most flights from IAD to BE0 are scheduled on a Monday (8 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (5 on average).
How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Belgium?
To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Belgium, you should look to book at least 68 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.
Reviews of airlines servicing Belgium
Get insights into the airlines that provide service to Belgium. 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 Belgium. Reviews last updated August 4, 2026.
Get a feel of what it's like to fly with Scandinavian Airlines,United Airlines, andAer Lingus from Washington, D.C. Dulles Intl Airport to Belgium by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.8
Overall
7.4
Crew
8.0
Boarding
7.7
Comfort
7.3
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Entertainment
6.8
Overall
7.4
Crew
8.0
Boarding
7.7
Comfort
7.3
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Entertainment
6.8
Overall
7.4
Crew
8.0
Boarding
7.7
Comfort
7.3
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Entertainment
6.8
Overall
7.4
Crew
8.0
Boarding
7.7
Comfort
7.3
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Entertainment
6.8
Overall
7.4
Crew
8.0
Boarding
7.7
Comfort
7.3
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Entertainment
6.8
Overall
7.4
Crew
8.0
Boarding
7.7
Comfort
7.3
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to Belgium. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Dulles Intl to Belgium
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Complete your trip
Complete your trip to Belgium by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Dulles Intl to Belgium by cabin class
Find flights from Dulles Intl to Belgium, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Dulles Intl and Belgium flights
Browse other Dulles Intl and Belgium flight options. Last updated on August 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Dulles Intl to Belgium flights
Consider these flights traveling from Dulles Intl to Belgium.
Top 8 airlines flying from Dulles Intl to Belgium
Discover the top 8 airlines that operate flights from Dulles Intl to Belgium. 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 August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$393 | Average$676 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$440 | Average$730 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$463 | Average$586 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$531 | Average$633 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$539 | Average$797 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$652 | Average$1,093 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$762 | Average$1,270 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$762 | Average$1,535 | FlexibilityNo cancel fee | On-timeN/A |