United AirlinesIADBRU
Star Alliance; nonstop, about 7 flights a week
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Cheap Flights from Washington to Brussels
Searching for flights from Washington to Brussels that fit your budget?
Dates
Sat, Nov 7 – Mon, Nov 9
No. of travellers & Class
1 Traveller · Economy
Triwize compares 500+ airline fares for cheap Washington to Brussels flights. Find round-trip, one-way, and last-minute IAD to BRU flight deals.
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Round trip Flight deals
The card below shows the cheapest round-trip fares currently available. Updated every 24 hours.
Enter your travel dates to find the best prices
Tue, 17 Nov - Mon, 23 Nov
9:45SEA
17h 00mNon-stop
05:45SIN
9:00SIN
14h 10mNon-stop
08:10SEA
$653Economy · per person
Tue, 17 Nov - Mon, 23 Nov
12:05LAX
16h 35mNon-stop
7:40SIN
20:45SIN
16h 05mNon-stop
21:50LAX
$857Economy · per person
Tue, 17 Nov - Mon, 23 Nov
7:00LAX
25h 35m1 stop
12:10SIN
20:45SIN
16h 5mNon-stop
21:50LAX
$855Economy · per person
Tue, 17 Nov - Mon, 23 Nov
08:37LAX
29h 38m2 stops
05:15SIN
07:00SIN
19h 32m1 stop
11:32LAX
$873Economy · per person
Tue, 17 Nov - Mon, 23 Nov
13:18ONT
25h 57m2 stops
06:15SIN
8:45SIN
18h 27m1 stop
12:12ONT
$878Economy · per person
Tue, 17 Nov - Mon, 23 Nov
06:00ONT
21h 35m1 stop
18:35SIN
08:45SIN
26h 18m1 stop
20:01ONT
$873Economy · per person
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Best Time to Book Washingtonto Brussels flights
Learn the best times to book flights, avoid peak travel periods, and find lower fares for your trip.
What is the Cheapest Month to Fly from IAD to BRU?January can offer lower fares from Washington to Brussels, and October is the low season. Prices vary by travel date and demand. Compare several departure dates to find a suitable deal.
When are Flights from IAD to BRU the Most Expensive?June and December can be costly as summer and holiday travel demand rises, with April the high season. Check fares across several dates when possible.
Everything you need to know before you book
Quick Facts - Washington to Brussels
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How to Find Cheap Flights From Washington to Brussels
Flexible travelers can sometimes find cheaper NYC to MIA flights by starting from a nearby regional airport
1 Compare nonstop vs. one-stopUnited flies nonstop, while connections via Istanbul have averaged much less. Compare total journey times.
2 Book aheadCompare flight tickets from Washington to Brussels about 19 weeks before departure, and keep checking as prices change.
3 Fly off-peakSaturday is often the cheapest day to fly this route, while Sunday departures tend to cost more.
4 Avoid holiday peaksCompare fares outside June and the December holidays, typically the priciest months on this route.
5 Track pricesSet a Triwize price alert to watch Washington to Brussels airfare deals. Get them delivered into your inbox.
6 Stay flexibleFor last minute flights from Washington to Brussels, check Saturday departures and one-stop routes for more fare options.
Airports Near Washington
Compare nearby Virginia, Maryland and Pennsylvania airports for connections to Brussels; fares can vary.
| Airport | Code | Distance from Washington | Notes |
|---|---|---|---|
| Reagan Washington National | DCA | ~3 miles | Closest to downtown; mostly domestic routes |
| Baltimore/Washington Intl. | BWI | ~30 miles | Baltimore area option with many domestic routes |
| Hagerstown Regional | HGR | ~65 miles | Small regional airport in western Maryland |
| Harrisburg International | MDT | ~90 miles | Central Pennsylvania option |
| Charlottesville–Albemarle | CHO | ~95 miles | Small regional airport in central Virginia |
| Richmond International | RIC | ~95 miles | Central Virginia option |
| Philadelphia International | PHL | ~115 miles | Large American Airlines hub |
Airports Near Brussels
Nearby airports in Belgium, France and the Netherlands may suit some trips, but most U.S. flights use BRU.
| Airport | Code | Distance from Brussels | Notes |
|---|---|---|---|
| Antwerp | ANR | ~25 miles | Small Antwerp airport with limited flights |
| Brussels South Charleroi | CRL | ~30 miles | Low-cost airport south of Brussels |
| Liège | LGG | ~50 miles | Major cargo airport in eastern Belgium |
| Lille | LIL | ~60 miles | Northern France option near the border |
| Eindhoven | EIN | ~60 miles | Dutch airport with many low-cost routes |
| Ostend-Bruges International | OST | ~70 miles | Coastal airport for cargo and holiday flights |
A traveller’s guide
Airlines Flying From Washington to Brussels
United flies nonstop IAD–BRU; compare flight tickets from Washington to Brussels on other carriers too.United Airlines
Brussels AirlinesIADBRU
Star Alliance; seasonal IAD–BRU nonstop
SASIAD, CPHBRU
SkyTeam; via Copenhagen, often among cheapest
Aer LingusIAD, DUBBRU
One-stop routing via Dublin
IcelandairIAD, KEFBRU
Via Reykjavík; often among the cheapest
Turkish AirlinesIAD, ISTBRU
Star Alliance; via Istanbul, often lower fares
LufthansaIAD, FRA, MUCBRU
Star Alliance; via Frankfurt or Munich
Flights From Washington
Explore popular Washington routes with approximate distances, flight times and reasons travelers choose them.
| Route | Approx. Distance | Approx. Flight Time | Why It's Popular |
|---|---|---|---|
| Washington – Brussels (BRU) | 3,879 mi | 7h 15m–7h 45m | United nonstop to Belgium's capital |
| Washington – London (LHR) | 3,664 mi | 7h 10m–7h 35m | IAD's busiest international route |
| Washington – San Salvador (SAL) | 1,898 mi | 4h 20m–4h 45m | IAD's second-busiest international route |
| Washington – Frankfurt (FRA) | 4,066 mi | 7h 35m–8h 05m | Nonstops on Lufthansa and United |
| Washington – Paris (CDG) | 3,848 mi | 7h 20m–7h 50m | Nonstops on Air France and United |
| Washington – Istanbul (IST) | 5,207 mi | 9h 35m–10h 00m | Turkish Airlines nonstop to Türkiye |
| Washington – Panama City (PTY) | 2,066 mi | 4h 50m–5h 15m | Copa's hub for Latin America links |
| Washington – Denver (DEN) | 1,448 mi | 3h 55m–4h 20m | IAD's busiest domestic route |
| Washington – San Francisco (SFO) | 2,412 mi | 5h 55m–6h 20m | Coast-to-coast route on Alaska and United |
| Washington – Los Angeles (LAX) | 2,282 mi | 5h 40m–6h 05m | Major coast-to-coast business and leisure route |
Flights to Brussels
Explore popular Brussels routes with approximate distances, flight times and traveler highlights.
| Route | Approx. Distance | Approx. Flight Time | Why It's Popular |
|---|---|---|---|
| Washington (IAD) – Brussels | 3,879 mi | 7h 15m–7h 45m | United, plus seasonal Brussels Airlines |
| Madrid – Brussels | 816 mi | 2h 15m–2h 40m | BRU's busiest European route in 2024 |
| Barcelona – Brussels | 673 mi | 2h 00m–2h 25m | BRU's second-busiest European route |
| Rome (FCO) – Brussels | 729 mi | 2h 00m–2h 25m | BRU's third-busiest European route |
| London (LHR) – Brussels | 217 mi | 1h 00m–1h 25m | British Airways and Brussels Airlines |
| Frankfurt – Brussels | 189 mi | 0h 55m–1h 15m | Lufthansa and Brussels Airlines nonstops |
| Dubai – Brussels | 3,196 mi | 7h 25m–7h 55m | BRU's busiest intercontinental route |
| Newark – Brussels | 3,668 mi | 7h 00m–7h 25m | United nonstop; BRU's top U.S. route |
| New York (JFK) – Brussels | 3,655 mi | 7h 00m–7h 30m | Brussels Airlines nonstop from JFK |
| Chicago (ORD) – Brussels | 4,145 mi | 7h 50m–8h 20m | United nonstop from its Chicago hub |
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Frequently Asked Questions
How long is the flight from Washington to Brussels?
United nonstop flights from Washington Dulles to Brussels take approximately 7h 15m–7h 45m. Actual flight times vary with conditions.
What is the cheapest month to fly from Washington to Brussels?
January is often the cheapest month, and October is the low season. June and December tend to be pricier. Compare live prices for your dates.
Is there a nonstop flight from Washington to Brussels?
Yes. United flies nonstop between Washington Dulles (IAD) and Brussels (BRU), and Brussels Airlines adds seasonal nonstops. Other airlines connect via Copenhagen, Dublin or Reykjavík.
Which airlines fly from Washington to Brussels?
United and Brussels Airlines fly nonstop. SAS, Aer Lingus, Icelandair, Turkish Airlines and Lufthansa offer connecting itineraries.
How early should I book Washington to Brussels flights?
Compare fares about 19 weeks before travel. Availability and prices can change, especially near departure.
Are there budget or last-minute flights from IAD to BRU?
For cheap flights from IAD to BRU, compare SAS and Icelandair, often among the lowest-priced airlines on this route. For late bookings, compare dates, airlines and connecting airports.
What is the distance between Washington and Brussels?
Washington Dulles and Brussels are approximately 3,879 miles (6,243 km) apart by air.
Is a one-way or round-trip flight better value?
Roundtrip flights from Washington to Brussels often offer better value, but compare one way flights from Washington to Brussels too, especially for flexible or multi-city trips.
Plan your Trip
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