Cheap Flights from Brussels International to Washington Dulles

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Compare Brussels International to Washington Dulles flight deals

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

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Flight deals from Brussels International to Washington Dulles

Looking for a cheap last-minute deal or the best return flight from Brussels International Airport to Washington Dulles Airport? If you want to travel next month, return fares start from $1,102. Find the lowest prices on one-way and return tickets right here.

Washington D.C..$998 per passenger.Departing Tue, 27 Oct, returning Tue, 3 Nov.Return flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Brussels International on Tue, 27 Oct, arriving in Washington Dulles.Inbound indirect flight with Aer Lingus, departs from Washington Dulles on Tue, 3 Nov, arriving in Brussels International.Price includes taxes and charges.From $998, select.

Washington D.C..$1,084 per passenger.Departing Tue, 3 Nov, returning Sun, 15 Nov.Return flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Brussels International on Tue, 3 Nov, arriving in Washington Dulles.Inbound indirect flight with Aer Lingus, departs from Washington Dulles on Sun, 15 Nov, arriving in Brussels International.Price includes taxes and charges.From $1,084, select.

Washington D.C..$1,088 per passenger.Departing Thu, 3 Dec, returning Wed, 9 Dec.Return flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Brussels International on Thu, 3 Dec, arriving in Washington Dulles.Inbound indirect flight with Aer Lingus, departs from Washington Dulles on Wed, 9 Dec, arriving in Brussels International.Price includes taxes and charges.From $1,088, select.

Washington D.C..$1,088 per passenger.Departing Tue, 3 Nov, returning Tue, 1 Dec.Return flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Brussels International on Tue, 3 Nov, arriving in Washington Dulles.Inbound indirect flight with Aer Lingus, departs from Washington Dulles on Tue, 1 Dec, arriving in Brussels International.Price includes taxes and charges.From $1,088, select.

Washington D.C..$1,089 per passenger.Departing Wed, 16 Dec, returning Mon, 11 Jan.Return flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Brussels International on Wed, 16 Dec, arriving in Washington Dulles.Inbound indirect flight with Aer Lingus, departs from Washington Dulles on Mon, 11 Jan, arriving in Brussels International.Price includes taxes and charges.From $1,089, select.

Washington D.C..$1,092 per passenger.Departing Sat, 19 Sep, returning Fri, 2 Oct.Return flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Brussels International on Sat, 19 Sep, arriving in Washington Dulles.Inbound indirect flight with Aer Lingus, departs from Washington Dulles on Fri, 2 Oct, arriving in Brussels International.Price includes taxes and charges.From $1,092, select.

Washington D.C..$1,098 per passenger.Departing Thu, 8 Oct, returning Wed, 21 Oct.Return flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Brussels International on Thu, 8 Oct, arriving in Washington Dulles.Inbound indirect flight with Aer Lingus, departs from Washington Dulles on Wed, 21 Oct, arriving in Brussels International.Price includes taxes and charges.From $1,098, select.

Washington D.C..$1,099 per passenger.Departing Thu, 28 Jan, returning Sun, 31 Jan.Return flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Brussels International on Thu, 28 Jan, arriving in Washington Dulles.Inbound indirect flight with Aer Lingus, departs from Washington Dulles on Sun, 31 Jan, arriving in Brussels International.Price includes taxes and charges.From $1,099, select.

Washington D.C..$1,100 per passenger.Departing Sat, 27 Feb, returning Sat, 6 Mar.Return flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Brussels International on Sat, 27 Feb, arriving in Washington Dulles.Inbound indirect flight with Aer Lingus, departs from Washington Dulles on Sat, 6 Mar, arriving in Brussels International.Price includes taxes and charges.From $1,100, select.

Washington D.C..$1,102 per passenger.Departing Tue, 1 Sep, returning Sat, 12 Sep.Return flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Brussels International on Tue, 1 Sep, arriving in Washington Dulles.Inbound indirect flight with Aer Lingus, departs from Washington Dulles on Sat, 12 Sep, arriving in Brussels International.Price includes taxes and charges.From $1,102, select.

Washington D.C..$1,105 per passenger.Departing Wed, 7 Oct, returning Wed, 3 Mar.Return flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Brussels International on Wed, 7 Oct, arriving in Washington Dulles.Inbound indirect flight with Aer Lingus, departs from Washington Dulles on Wed, 3 Mar, arriving in Brussels International.Price includes taxes and charges.From $1,105, select.

Washington D.C..$1,112 per passenger.Departing Thu, 22 Apr, returning Sun, 25 Apr.Return flight with ITA Airways.Outbound indirect flight with ITA Airways, departs from Brussels International on Thu, 22 Apr, arriving in Washington Dulles.Inbound indirect flight with ITA Airways, departs from Washington Dulles on Sun, 25 Apr, arriving in Brussels International.Price includes taxes and charges.From $1,112, select.

Washington D.C..$1,132 per passenger.Departing Sun, 20 Jun, returning Mon, 5 Jul.Return flight with ITA Airways.Outbound indirect flight with ITA Airways, departs from Brussels International on Sun, 20 Jun, arriving in Washington Dulles.Inbound indirect flight with ITA Airways, departs from Washington Dulles on Mon, 5 Jul, arriving in Brussels International.Price includes taxes and charges.From $1,132, select.

Washington D.C..$1,136 per passenger.Departing Thu, 29 Apr, returning Sun, 9 May.Return flight with ITA Airways.Outbound indirect flight with ITA Airways, departs from Brussels International on Thu, 29 Apr, arriving in Washington Dulles.Inbound indirect flight with ITA Airways, departs from Washington Dulles on Sun, 9 May, arriving in Brussels International.Price includes taxes and charges.From $1,136, select.

Washington D.C..$1,138 per passenger.Departing Fri, 28 Aug, returning Sun, 4 Oct.Return flight with ITA Airways.Outbound indirect flight with ITA Airways, departs from Brussels International on Fri, 28 Aug, arriving in Washington Dulles.Inbound indirect flight with ITA Airways, departs from Washington Dulles on Sun, 4 Oct, arriving in Brussels International.Price includes taxes and charges.From $1,138, select.

Washington D.C..$1,142 per passenger.Departing Wed, 9 Sep, returning Thu, 10 Dec.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Brussels International on Wed, 9 Sep, arriving in Washington Dulles.Inbound indirect flight with TAP Air Portugal, departs from Washington Dulles on Thu, 10 Dec, arriving in Brussels International.Price includes taxes and charges.From $1,142, select.

Find the cheapest month to fly from Brussels International to Washington Dulles

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Brussels International to Washington Dulles flights are currently cheapest in November.

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Direct flights from Brussels International to Washington Dulles

Brussels International to Washington Dulles: Alternative routes

Compare routes from Brussels International 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	$998
Cheapest month to fly	October
Average flight time	8 hrs, 28 mins
Most popular airline	Lufthansa
Average flights per week	53

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

How much are return flights from Brussels International to Washington Dulles?

The best price we found for a return flight from Brussels International to Washington Dulles is $998. 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.

How long does it take to fly from Brussels International to Washington Dulles?

8 hours and 28 minutes is the average flight time from Brussels International to Washington Dulles.

Which airlines fly direct from Brussels International to Washington Dulles?

Lufthansa, Brussels Airlines and United fly direct from Brussels International to Washington Dulles.

How many flights are there a week from Brussels International to Washington Dulles?

As of August 2026, there are 53 flights per week flying from Brussels International to Washington Dulles.

When is the cheapest time to fly from Brussels International to Washington Dulles?

The cheapest month to fly from Brussels International to Washington Dulles is usually October.

Which upcoming date is cheapest to fly from Brussels International Airport to Washington Dulles Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Brussels International Airport to Washington Dulles Airport on Tuesday, 27 October 2026.

Can I get a direct flight from Brussels International Airport to Washington Dulles Airport?

Yes – the average flight time is 8 hours and 28 minutes.

How can I find the best flight deal to Washington Dulles?

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.

When is the best time to book flights to Washington D.C.?

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.

Which is the cheapest airline to fly from Brussels International Airport to Washington Dulles with?

Currently, Aer Lingus and Brussels Airlines offer the cheapest flight tickets to Washington Dulles.

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

Around 8 hours 30 minutes is how long you can expect to be in the air on a direct flight from Brussels International Airport to Washington Dulles Airport.
Washington DC is six hours behind Brussels and observes the UTC-5 timezone.
You can choose from nine weekly Brussels International Airport to Washington Dulles Airport flights. The 10:15 departure with United Airlines is the earliest available. United Airlines operates the last service of the day at 12:00.
Give yourself enough time to make your BRU to IAD flight. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.
You can expect longer queues during popular months such as September. Arriving up to four hours ahead of international flights and two hours for a domestic departure is a smart move.
United offers direct flights from Brussels International Airport to Washington Dulles Airport. Book with this popular airline, then get ready to discover the sights in Washington DC — and maybe even more of the United States if you have time.
The majority of passengers choose to fly with United on this route.
Brussels Airlines ranks as the top on-time carrier for BRU to IAD flights, with 83.61% of its services landing as scheduled.
Think about adding a stopover when booking your ticket from Brussels International Airport to Washington Dulles Airport. Simply deselect 'Direct flights only' to break up your trip, or maybe even explore a new city along the way. Here are some options between BRU and IAD:
- London Heathrow Airport
- New York Newark Airport
- Edinburgh Airport

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

At the moment, $664 is the cheapest price we've seen for a one-way Brussels International Airport to Washington Dulles Airport flight. The best price for a return plane ticket is $998. Remember that fares can change due to availability when booking.
Book one month before you want to fly. After looking at the numbers on our calendar, this is how far you should book ahead to find cheap tickets from BRU to IAD.
Plan your trip for June. That's the cheapest month for flights from Brussels International Airport to Washington Dulles Airport. If you're flexible with your travel dates, use the 'Whole month' tool to find the lowest price across each month.
Spend less time searching for cheap flights from BRU to IAD by creating a Price Alert. We'll send you an email or push notification on the app when a lower fare pops up.
Tailor your flights with filters. Select your arrival and departure times, airlines and total journey duration. You can also sort the results by 'Cheapest,' 'Best' or 'Fastest' flights from Brussels International Airport to Washington Dulles Airport.

Handy information about Brussels International Airport (BRU)

Of the flights that depart from Brussels International Airport, 75% touch down on time at their destination.
To reach Brussels International Airport from central Brussels, it'll take about 25 minutes if you're planning to drive. Of course, this depends on traffic. It's approximately 13 kilometres from the airport to the city centre.
The journey on public transport will take about 20 minutes.
Looking for a handy hotel near BRU? If you're boarding an early flight from Brussels International Airport to Washington Dulles Airport, these accommodation options will have you moments from check-in:

Arriving at Washington Dulles Airport (IAD)

If you have a late Brussels International Airport to Washington Dulles Airport flight, few things beat the convenience of being close to the terminal. Grab your bags from the carousel and then be tucked up in bed shortly after at one of these hotels near IAD:
Grab a Washington Dulles Airport rental car and explore Washington DC and beyond with your own wheels. Dollar, Thrifty and Sixt are leading providers to choose from here.
To secure the lowest price, book your ride from Washington Dulles Airport around one week before you set off.

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

You'll find IAD at 1 Saarinen Circle.
Washington Dulles Airport is approximately 40 kilometres from the centre of Washington DC. The drive time takes around 45 minutes.
If you're travelling on public transport, expect a journey time of around 1 hour 10 minutes.

When to fly to Washington Dulles Airport (IAD)

The quietest month for a flight from Brussels International Airport to Washington Dulles Airport is February, while July is the busiest. Choose the best time to visit Washington DC based on whether you prefer a more fast-paced or easygoing experience.
The warmest month in Washington DC is July, with the temperature ranging between 19ºC and 33ºC. Book your flights from Brussels International Airport to Washington Dulles Airport in this month if you like this kind of weather.
If you like travelling in cooler conditions, search for a cheap ticket from BRU to IAD in January. Average temperatures are between -6ºC and 10ºC then.

Explore more of the United States

You've seen Washington DC, now it's time to discover other parts of the United States. Journey around 322 kilometres north-east to New York to tick off its popular sights. From Central Park to Statue of Liberty and Metropolitan Museum of Art, you'll have a packed itinerary ahead.
Around 193 kilometres north-east of Washington DC, Philadelphia is another essential stop in the United States. Start your sightseeing at Independence Hall, Liberty Bell and Philadelphia Museum of Art.