$378+ Cheap flights from Reagan-National (DCA) 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 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — BRU
Jan 17 — Jan 241
1 adult, Economy
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Cheapest flights from Reagan-National to BelgiumExplore the most affordable flight options available from Reagan-National to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.
Explore the most affordable flight options available from Reagan-National to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.
This Mytrip deal was found by Cheapflights users on 12/16. 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 12/3111:05 amDCA - BRU
2 stops26h 55mMultiple Airlines
Tue 1/69:10 pmBRU - DCA
3 stops26h 55mMultiple Airlines
Deal found 12/16![Multiple Airlines logo]()
$994
This oojo deal was found by Cheapflights users on 12/16. 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.
Wed 12/312:05 pmDCA - BRU
2 stops17h 45mBritish Airways
Tue 1/69:45 pmBRU - DCA
2 stops29h 45mBritish Airways
Deal found 12/16![British Airways logo]()
$1,516
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/3111:05 amDCA - BRU
1 stop14h 45mUnited Airlines
Tue 1/64:55 pmBRU - DCA
2 stops31h 10mUnited Airlines
Deal found 12/16![United Airlines logo]()
$1,529
This Justfly.com deal was found by Cheapflights users on 12/17. 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.
Thu 12/257:00 amDCA - BRU
2 stops20h 40mScandinavian Airlines
Mon 12/2910:20 amBRU - DCA
2 stops16h 10mScandinavian Airlines
Deal found 12/17![Scandinavian Airlines logo]()
$1,578
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/254:10 pmDCA - BRU
2 stops15h 05mUnited Airlines
Thu 1/110:00 amBRU - DCA
1 stop11h 31mUnited Airlines
Deal found 12/17![United Airlines logo]()
$1,803
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Fri 12/264:26 pmDCA - BRU
1 stop9h 39mUnited Airlines
Tue 12/3010:00 amBRU - DCA
1 stop11h 31mUnited Airlines
Deal found 12/17![United Airlines logo]()
$1,808
This Air Canada deal was found by Cheapflights users on 12/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/254:10 pmDCA - BRU
2 stops15h 05mAir Canada
Thu 1/17:00 amBRU - DCA
2 stops14h 31mAir Canada
Deal found 12/17![Air Canada logo]()
$1,811
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Fri 12/261:00 pmDCA - BRU
1 stop13h 55mUnited Airlines
Thu 1/110:10 amBRU - DCA
1 stop12h 49mUnited Airlines
Deal found 12/16![United Airlines logo]()
$1,815
This oojo deal was found by Cheapflights users on 12/17. 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.
Fri 12/261:59 pmDCA - BRU
2 stops14h 51mBritish Airways
Tue 12/309:45 pmBRU - DCA
2 stops27h 12mBritish Airways
Deal found 12/17![British Airways logo]()
$1,817
Find flight deals from Reagan-National to Belgium
Keep the following information in mind while searching for Reagan-National to Belgium flight deals. Data was last updated December 18, 2025.
Round-trip from | $565 (FlightHub) |
|---|---|
One-way from | $378 (Ovago) |
Popular in | December |
Cheapest in | October |
Average price | $1,804 |
Cheapflights Fare Finder
Customize your flight search to find flights from Reagan-National 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 December 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Belgium that are best for you.
Fly from
Reagan-National
Fly to
Belgium
Route
Depart
Return
Price
Washington, D.C.Brussels
DCA - BRU
DCABRU
Washington, D.C. Reagan-National
Mon 1/19
11:10 am-9:40 am
2 stops16h 30m
Brussels Bruxelles-National
Tue 2/3
10:20 am-10:11 pm
2 stops17h 51m
$571
Washington, D.C.Brussels
DCA - BRU
DCABRU
Washington, D.C. Reagan-National
Sat 2/7
11:11 am-9:40 am
2 stops16h 29m
Brussels Bruxelles-National
Mon 2/16
8:30 pm-10:08 pm
2 stops31h 38m
$581
Washington, D.C.Brussels
DCA - BRU
DCABRU
Washington, D.C. Reagan-National
Mon 3/9
11:00 am-9:40 am
2 stops17h 40m
Brussels Bruxelles-National
Fri 3/20
10:20 am-10:36 pm
2 stops17h 16m
$593
Washington, D.C.Brussels
DCA - BRU
DCABRU
Washington, D.C. Reagan-National
Fri 1/9
11:10 am-9:40 am
2 stops16h 30m
Brussels Bruxelles-National
Sun 1/18
10:20 am-10:48 pm
2 stops18h 28m
$593
Washington, D.C.Brussels
DCA - BRU
DCABRU
Washington, D.C. Reagan-National
Fri 1/9
11:10 am-2:30 pm
2 stops21h 20m
Brussels Bruxelles-National
Fri 1/16
10:20 am-10:11 pm
2 stops17h 51m
$602
Washington, D.C.Brussels
DCA - BRU
DCABRU
Washington, D.C. Reagan-National
Tue 1/13
10:25 am-2:30 pm
2 stops22h 05m
Brussels Bruxelles-National
Sun 1/18
10:20 am-10:48 pm
2 stops18h 28m
$603
Washington, D.C.Brussels
DCA - BRU
DCABRU
Washington, D.C. Reagan-National
Mon 1/26
11:10 am-9:40 am
2 stops16h 30m
Brussels Bruxelles-National
Fri 1/30
10:20 am-10:48 pm
2 stops18h 28m
$605
Washington, D.C.Brussels
DCA - BRU
DCABRU
Washington, D.C. Reagan-National
Mon 2/2
11:11 am-9:40 am
2 stops16h 29m
Brussels Bruxelles-National
Fri 2/6
8:30 pm-7:52 pm
2 stops29h 22m
$605
Washington, D.C.Brussels
DCA - BRU
DCABRU
Washington, D.C. Reagan-National
Thu 3/19
11:00 am-9:40 am
2 stops17h 40m
Brussels Bruxelles-National
Mon 3/23
10:20 am-10:36 pm
2 stops17h 16m
$623
Washington, D.C.Brussels
DCA - BRU
DCABRU
Washington, D.C. Reagan-National
Sun 2/15
10:25 am-9:40 am
2 stops17h 15m
$384
Showing 1-10 of 21 results
Best time to book a flight from Reagan-National to Belgium
Have a flexible travel schedule? Discover the best time to fly to Belgium from Reagan-National with our price prediction graph.
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. Reagan-National Airport to Belgium
What is the cheapest time of day to fly from DCA to BE?
Find hourly flight availability from Reagan-National 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 December 18, 2025.
Unlike at noon, when flights are generally more expensive, you can save up to 40% on flights from Washington, D.C. Reagan-National Airport to Belgium by exploring options for tickets in the morning.