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Cheap Flights from Brussels (BRUS) to Washington D.C. (IAD)

Compare Brussels to Washington Dulles flight deals

Find the cheapest month or even day of the year to fly to Washington Dulles

Book the best Washington Dulles fare with no extra fees

Flight deals from Brussels to Washington Dulles

Looking for a cheap last-minute deal or the best return flight from Brussels to Washington Dulles? Find the lowest prices on one-way and return tickets right here.
Washington D.C..$518 per passenger.Departing Thu, 21 Aug, returning Wed, 3 Sep.Return flight with SWISS.Outbound indirect flight with SWISS, departs from Brussels International on Thu, 21 Aug, arriving in Washington Dulles.Inbound indirect flight with SWISS, departs from Washington Dulles on Wed, 3 Sep, arriving in Brussels International.Price includes taxes and charges.From $518, select.
Washington D.C..$680 per passenger.Departing Thu, 6 Nov, returning Thu, 13 Nov.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Brussels International on Thu, 6 Nov, arriving in Washington Dulles.Inbound indirect flight with Scandinavian Airlines, departs from Washington Dulles on Thu, 13 Nov, arriving in Brussels International.Price includes taxes and charges.From $680, select.
Washington D.C..$680 per passenger.Departing Tue, 21 Oct, returning Mon, 27 Oct.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Brussels International on Tue, 21 Oct, arriving in Washington Dulles.Inbound indirect flight with Scandinavian Airlines, departs from Washington Dulles on Mon, 27 Oct, arriving in Brussels International.Price includes taxes and charges.From $680, select.
Washington D.C..$686 per passenger.Departing Mon, 29 Sep, returning Tue, 14 Oct.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Brussels International on Mon, 29 Sep, arriving in Washington Dulles.Inbound indirect flight with Scandinavian Airlines, departs from Washington Dulles on Tue, 14 Oct, arriving in Brussels International.Price includes taxes and charges.From $686, select.
Washington D.C..$691 per passenger.Departing Thu, 11 Sep, returning Mon, 15 Sep.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Brussels International on Thu, 11 Sep, arriving in Washington Dulles.Inbound indirect flight with Scandinavian Airlines, departs from Washington Dulles on Mon, 15 Sep, arriving in Brussels International.Price includes taxes and charges.From $691, select.
Washington D.C..$709 per passenger.Departing Wed, 8 Oct, returning Wed, 5 Nov.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Brussels International on Wed, 8 Oct, arriving in Washington Dulles.Inbound indirect flight with TAP Air Portugal, departs from Washington Dulles on Wed, 5 Nov, arriving in Brussels International.Price includes taxes and charges.From $709, select.
Washington D.C..$778 per passenger.Departing Mon, 4 Aug, returning Mon, 11 Aug.Return flight with British Airways.Outbound indirect flight with British Airways, departs from Brussels International on Mon, 4 Aug, arriving in Washington Dulles.Inbound indirect flight with British Airways, departs from Washington Dulles on Mon, 11 Aug, arriving in Brussels International.Price includes taxes and charges.From $778, select.
Washington D.C..$779 per passenger.Departing Sat, 17 Jan, returning Sat, 24 Jan.Return flight with British Airways.Outbound indirect flight with British Airways, departs from Brussels International on Sat, 17 Jan, arriving in Washington Dulles.Inbound indirect flight with British Airways, departs from Washington Dulles on Sat, 24 Jan, arriving in Brussels International.Price includes taxes and charges.From $779, select.

The cheapest month to fly from Brussels to Washington Dulles Airport

We’re always keeping an eye on fares, to help you find the lowest one in seconds. Check out the Brussels to Washington Dulles Airport flight prices forecast over the next 12 months.
Jun
from $851
Jul
from $851
Aug
from $778
Sep
from $691
Oct
from $680
Nov
from $680
Dec
from $779
Jan
from $779
Feb
from $780
Mar
from $779
Apr
from $788
May
from $779
Cheapest month:October
Most expensive month:July

Direct flights from Brussels to Washington Dulles

Brussels to Washington Dulles: Alternative routes

Compare routes from Brussels to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier than Washington Dulles.

Brussels to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight found$518
Cheapest month to flyAugust
Average flight time8 hrs, 32 mins
Most popular airlineUnited
Average flights per week51

Finding cheap flights from Brussels to Washington Dulles: Frequently asked questions

The best price we found for a return flight from Brussels to Washington Dulles is $518. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
8 hours and 32 minutes is the average flight time from Brussels to Washington Dulles.
United, Brussels Airlines and SWISS fly direct from Brussels to Washington Dulles.
As of June 2025, there are 54 flights per week flying from Brussels to Washington Dulles.
The cheapest month to fly from Brussels to Washington Dulles is usually June 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Brussels to Washington Dulles Airport on Thursday, 21 August 2025.
Yes – the average flight time is 8 hours and 32 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Washington Dulles but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.

Flying from Brussels to Washington Dulles International Airport (IAD): What you need to know

  • Get your holiday planning underway by working out where you'll catch your flight from Brussels to Washington Dulles International Airport (IAD). Brussels Airport (BRU) and Brussels S. Charleroi Airport (CRL) are the main airports in Brussels.

  • Around 8 hours 35 minutes is how long you can expect to be in the air on a direct Brussels to Washington Dulles International Airport flight.

  • Washington DC is five hours behind Brussels. Washington Dulles International Airport is located in Washington DC, which is in the UTC-4 timezone.

  • Brussels Airport (BRU) to Washington Dulles International Airport (IAD) is the busiest route, with 9 direct services every week. You can travel from BRU to IAD on United Airlines's 10:15am flight.

  • Arrive at the airport on time so you don't miss your flight from Brussels to IAD. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid sprinting to your gate.

  • Taking off during a peak period like a bank holiday? Expect longer lines at security and check-in. For peace of mind, arrive up to four hours before international flights and two hours before domestic departures.

Airports in Brussels

Brussels Airport (BRU)

  • You can hop on a direct flight from Brussels to Washington Dulles International Airport (IAD) leaving from Brussels Airport (BRU).

  • You can travel on a direct flight from Brussels to Washington Dulles International Airport with United Airlines. This well-known airline operates departures from BRU.

  • Most travellers prefer to fly with United Airlines between BRU and IAD.

  • Brussels Airlines stands out as the most punctual carrier on this route, with 80.33% of its services arriving as scheduled.

  • Consider adding a stopover to find cheap flights from Brussels to IAD. Simply uncheck 'Direct flights only' when searching for departures from Brussels Airport (BRU). Break the trip up (and maybe score a better deal) by stopping at one of these popular airports:

    • London Heathrow Airport (LHR)

    • Newark Liberty International Airport (EWR)

    • Edinburgh Airport (EDI)

  • The journey from central Brussels to BRU takes around 40 minutes by public transport. If you ride-share, drive or grab a cab, you'll cover the 14 kilometres in 20 minutes or so, depending on traffic.

  • Searching for a convenient hotel near Brussels Airport? If you're catching an early flight from Brussels to Washington Dulles International Airport, these accommodation options will have you sleeping moments from your departure lounge:

  • 71.97% of flights departing from Brussels Airport land at their destination on schedule.

Brussels S. Charleroi Airport (CRL)

  • Split up your flight from Brussels to Washington Dulles International Airport with a stop so you can recharge or perhaps go somewhere you've never been before. Some great stopovers between Brussels S. Charleroi Airport and IAD are:

    • Dublin Airport (DUB)

    • Lisbon Portela Airport (LIS)

    • Edinburgh Airport (EDI)

  • CRL is about 56 kilometres from central Brussels. It'll take 55 minutes or so to get to the airport if you're driving from the city centre. Public transport takes roughly 1 hour 35 minutes.

  • Start your holiday early with an additional night away from home. Before catching your Brussels to IAD flight, kick back in one of these hotels close to Brussels S. Charleroi Airport:

  • Brussels S. Charleroi Airport has an on-time performance of 71.71%. This figure highlights how often flights that depart from this airport arrive at their destination on time.

About Washington Dulles International Airport (IAD)

Getting from Washington Dulles International Airport (IAD) to central Washington DC

  • The centre of Washington DC is about 40 kilometres from Washington Dulles International Airport. Journey times by cab or car hire will vary based on traffic conditions, so do a little research before your trip.

  • Travelling by public transport takes about 1 hour 10 minutes.

How to find the cheapest flights from Brussels to Washington Dulles International Airport (IAD)

  • At the moment, $672 is the lowest price we've found for a one-way ticket from Brussels to Washington Dulles International Airport. The cheapest price for a return flight is $518. Remember fares may change due to availability at the time of booking.

  • To score cheap flights from Brussels to IAD, book your ticket one month ahead of your planned departure.

  • Plan your trip for June. That's the best month for landing an awesome deal on Brussels to Washington Dulles International Airport tickets. If you're open to different travel dates, use the 'Whole month' tool to find the lowest price across every month.

  • Snapping up a cheap flight ticket from Brussels to IAD is a breeze with Price Alerts. Simply create one of these automatic alerts and we'll get in touch as soon as the price has dropped.

  • Lock in a cheap flight from Brussels to Washington Dulles International Airport by using the search filters. Select your preferred times, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

The best time to fly from Brussels to Washington Dulles International Airport (IAD)

  • Think about the pace you're looking for when deciding your trip dates. February is the quietest month to visit Washington DC. July is when most people book flights from Brussels to Washington Dulles International Airport (IAD), which may be perfect if you're after more excitement.

  • The warmest month in Washington DC is July, with temperatures ranging between 19ºC (66ºF) and 33ºC (91ºF). Book your Brussels to IAD flight ticket then if that's your ideal forecast.

  • Look for cheap tickets from Brussels to Washington Dulles International Airport in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -6ºC (21ºF) and 10ºC (50ºF).

More about Washington DC

Explore more of the United States

  • Philadelphia is just one of the many places in the United States waiting to be discovered once you've taken in the sights of Washington DC. Around 225 kilometres away to the north-east, popular attractions include Independence Hall, Liberty Bell and Philadelphia Museum of Art.

  • Around 274 kilometres south-east of Washington DC, Virginia Beach is another essential stop in the United States. Experience this destination's highlights firsthand at Virginia Beach Oceanfront, Virginia Beach Boardwalk and Resort Beach.

Plan the rest of your trip from Brussels to Washington D.C.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.