$388 Find Cheap Flights from Brussels to Washington, D.C. - Compare and Save

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Everything you should know

Cheapest round-trip
$600
Typical prices: $692-$914
Scandinavian Airlines
Sun 12/16Thu 1/11
BRU - IAD • 1 stop
Cheapest non-stop
$784
Typical prices: $729-$928
Lufthansa, Brussels Airlines
Wed 3/14Sun 6/10
BRU - IAD • Non-stop
Nonstop flights
You can fly direct with United Airlines. Average duration is 8h 35m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 86% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 25 weeks in advance save around 26% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 13% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $590 (round-trip)
Shortest trip • 11h 03m (one-way)
Insights
Insights
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We hope you love your trip to Washington, D.C. Dulles Intl Airport!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Brussels to Washington, D.C.

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Brussels to Washington, D.C.

Wed, Dec 16 - Mon, Jan 11
Scandinavian Airlines Logo
10:20 am - 5:15 pmBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
12h 55m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
8:30 pm - 2:30 pmIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
12h 00m1 stop Kastrup Copenhagen
$600Scandinavian Airlines
Fri, Jan 22 - Sat, Jan 30
Scandinavian Airlines Logo
8:30 pm - 6:50 pmBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
28h 20m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
8:30 pm - 2:30 pmIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
12h 00m1 stop Kastrup Copenhagen
$601Scandinavian Airlines
Sat, Dec 12 - Sun, Jan 17
TAP AIR PORTUGAL Logo
6:00 am - 3:15 pmBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
15h 15m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
10:30 pm - 5:05 pmIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
12h 35m1 stop Lisbon Humberto Delgado
$605TAP AIR PORTUGAL
Wed, Dec 16 - Sun, Jan 17
United Airlines Logo
11:55 am - 2:30 pmBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
8h 35mnonstop
United Airlines Logo
1:00 pm - 8:55 amIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
13h 55m1 stop Chicago O'Hare Intl
$768United Airlines
Wed, Dec 16 - Fri, Jan 15
United Airlines Logo
11:55 am - 2:30 pmBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
8h 35mnonstop
United Airlines Logo
12:35 pm - 8:05 amIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
13h 30m1 stop Newark
$768United Airlines
Thu, Dec 10 - Fri, Dec 25
Lufthansa Logo
7:00 am - 2:35 pmBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
13h 35m1 stop Frankfurt am Main
Lufthansa Logo
5:45 pm - 7:15 amIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
7h 30mnonstop
$779Lufthansa
Fri, Nov 27 - Thu, Dec 10
Lufthansa Logo
10:30 am - 3:55 pmBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
11h 25m1 stop Frankfurt am Main
Lufthansa Logo
5:45 pm - 7:15 amIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
7h 30mnonstop
$779Lufthansa
Fri, Nov 27 - Thu, Dec 10
Brussels Airlines Logo
11:55 am - 2:30 pmBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
8h 35mnonstop
Brussels Airlines Logo
5:45 pm - 7:15 amIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
7h 30mnonstop
$786Brussels Airlines
Mon, Apr 26 - Wed, May 12
Brussels Airlines Logo
12:00 pm - 2:20 pmBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
8h 20mnonstop
Brussels Airlines Logo
5:30 pm - 7:15 amIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
7h 45mnonstop
$788Brussels Airlines
Thu, Dec 17 - Sun, Jan 3
United Airlines Logo
8:25 am - 3:55 pmBRU  Brussels Bruxelles-National-IAD Washington, D.C. Dulles Intl
13h 30m1 stop Frankfurt am Main
United Airlines Logo
5:45 pm - 7:15 amIAD  Washington, D.C. Dulles Intl-BRU Brussels Bruxelles-National
7h 30mnonstop
$797United Airlines
Booking Insights

Price, demand and travel trends for Brussels to Washington, D.C. Dulles Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Brussels to Washington, D.C. Dulles Intl Airport?

Round-trip flights from Brussels to Washington, D.C. Dulles Intl Airport typically range from $692 to $914. The lowest price found in the past 5 days was $600, on Scandinavian Airlines.

What's the cheapest day of the week to fly from Brussels to Washington, D.C. Dulles Intl Airport?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Brussels to Washington, D.C. Dulles Intl Airport. It’s 3% cheaper than the average day, while Sunday is the most expensive, with prices 6% higher.

What’s the cheapest month to fly from Brussels to Washington, D.C. Dulles Intl Airport?

•January is the cheapest month to fly from Brussels to Washington, D.C. Dulles Intl Airport at $676 round-trip.
•August ($864) and December ($832) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 27% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Brussels to Washington, D.C. Dulles Intl Airport the cheapest?

Flights from Brussels to Washington, D.C. Dulles Intl Airport are cheapest 25 weeks before departure. Booking in this window typically costs about 26% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Brussels to Washington, D.C.

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on United Airlines

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Jessica Macdonald

Jessica Macdonald

Expert on Lufthansa

Currently based in Scotland after living in South Africa and the United States, Jessica has been writing travel and aviation content for more than 10 years. She regularly contributes to Travel + Leisure and TripSavvy, and has had work published by Condé Nast Traveller and The Independent. She has traveled to more than 50 countries across six continents.

Marisa Garcia

Marisa Garcia

Expert on Brussels Airlines

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Key details for Brussels to Washington, D.C. Dulles Intl Airport flights

Low season

October

Cheapest flight

$388
Beat the crowds with an average 37% drop in travelers.
The most popular month to fly with an average 61% increase in travelers.
One-way flight from Brussels Bruxelles-National Airport to Washington, D.C. Dulles Intl Airport

When to book flights from Brussels to Washington, D.C.

Are your dates flexible? Find out the best times to travel from Brussels to Washington, D.C. based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Brussels to Washington, D.C. Dulles Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Brussels to Washington, D.C. Dulles Intl Airport?

    These are the earliest and latest flight times currently scheduled from Brussels to Washington, D.C. Dulles Intl Airport:

    • Earliest: departs at 11:55 am and lands at 8:30 pm
    • Latest: departs at 11:55 am and lands at 8:30 pm.

    The flight takes about 8h 35m.

  • What cabin classes can I book on flights from Brussels to Washington, D.C. Dulles Intl Airport?

    Three cabin classes are available on flights from Brussels to Washington, D.C. Dulles Intl Airport:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • How long is a flight from Brussels to Washington, D.C. Dulles Intl Airport?

    A nonstop flight from Brussels to Washington, D.C. Dulles Intl Airport takes about 8h 35m, covering 3,874 miles.

  • Do I need a passport to fly from Brussels to Washington, D.C. Dulles Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Brussels to Washington, D.C. Dulles Intl Airport flight?

    Round-trip flights from Brussels to Washington, D.C. Dulles Intl Airport range from $692 to $914, with an average of $781 over the past 12 months. Anything below $692 counts as a good deal.

  • How expensive are last-minute Brussels to Washington, D.C. Dulles Intl Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 17% above the $781 route average. Book 25 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Brussels to Washington, D.C. Dulles Intl Airport?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $590 round-trip via Kastrup Copenhagen (CPH), compared to $806 for nonstop.

  • What is the standard checked-bag allowance on flights from Brussels to Washington, D.C. Dulles Intl Airport?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $64–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • How are flight departures from Brussels to Washington, D.C. Dulles Intl Airport spread across the day?

    Flights between Brussels and Washington, D.C. Dulles Intl Airport typically depart in the morning.

  • How are flight prices from Brussels to Washington, D.C. Dulles Intl Airport looking right now?

    One-way fares from Brussels to Washington, D.C. Dulles Intl Airport are currently higher than usual. Average one-way flight prices are about $795, which is 8% above the typical average for this route.

  • What car rental options are available at Washington, D.C. Dulles Intl Airport (IAD)?

    Washington, D.C. Dulles Intl Airport (IAD) hosts 5 major car rental companies, with daily rates averaging $70 for economy cars. Top options include:

    • Hertz
    • Dollar
    • Budget
    • Sixt
    • Thrifty

  • Which airports can I use when flying from Brussels to Washington, D.C. Dulles Intl Airport?

    Flights from Brussels to Washington, D.C. Dulles Intl Airport may depart from several airports in Brussels area, including Brussels Bruxelles-National (BRU) and Charleroi Brussels (CRL). Flights usually arrive at Washington, D.C. Dulles Intl (IAD).

  • What time of day has the fewest delays on flights from Brussels to Washington, D.C. Dulles Intl Airport?

    Afternoon flights have the fewest delays on this route, while morning departures tend to have the most.

  • At what point is a flight considered delayed from Brussels to Washington, D.C. Dulles Intl Airport?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Brussels to Washington, D.C. Dulles Intl Airport route, 19% of flights were delayed in the past 3 months, with delays averaging 2h 12m.

  • Which airports do connecting flights from Brussels to Washington, D.C. Dulles Intl Airport pass through?

    One-stop flights from Brussels to Washington, D.C. Dulles Intl Airport most commonly connect through:

    • Dublin (DUB) - 34% of one-stop connections
    • Lisbon Humberto Delgado (LIS) - 15% of one-stop connections
    • Reykjavik Keflavik Intl (KEF) - 12% of one-stop connections
    • Rome Fiumicino (FCO) - 11% of one-stop connections

  • Can I save money by using flexible dates for flights from Brussels to Washington, D.C. Dulles Intl Airport?

    Yes. Flexible dates can save you up to 10% on flights from Brussels to Washington, D.C. Dulles Intl Airport. Wednesday is the cheapest departure day at $758 round-trip on average, while Sunday is the most expensive at $835, a difference of $77.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Brussels to Washington, D.C. Dulles Intl Airport?

    Only United Airlines currently operates flights between Brussels and Washington, D.C. Dulles Intl Airport on a regular basis.

  • How much time can I save by choosing a different layover airport from Brussels to Washington, D.C. Dulles Intl Airport?

    Flying via Amsterdam Schiphol (AMS) gives the shortest average 1-stop total travel time at 11h 03m, compared with 11h 08m via Dublin (DUB) and 11h 21m via London Heathrow (LHR).

  • What is the time difference between Brussels and Washington, D.C. Dulles Intl Airport?

    Washington, D.C. Dulles Intl Airport is 6 hours behind Brussels (Eastern Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Washington, D.C. Dulles Intl Airport?

    Some of the most popular sights in Washington, D.C. Dulles Intl Airport are Walter E. Washington Convention Center, National Mall and Capital One Arena. These are among the most viewed places in Washington, D.C. Dulles Intl Airport on KAYAK.

  • Which airlines offer free seat selection on Brussels to Washington, D.C. Dulles Intl Airport flights?

    United Airlines and Brussels Airlines offer free seat selection on this route. Availability depends on fare class.

  • Which airlines offer extra legroom on Brussels to Washington, D.C. Dulles Intl Airport flights?

    Brussels Airlines and Lufthansa offer extra legroom on this route. Availability can vary by aircraft type and fare class.

  • Which airlines include bags at no extra cost on Brussels to Washington, D.C. Dulles Intl Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • United Airlines: a cabin bag and a checked bag in Economy Class
    • Brussels Airlines: a cabin bag and a checked bag in Economy Class
    • Lufthansa: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Your guide to booking Brussels to Washington, D.C. Dulles Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Sunday. On this route, Wednesday flights average $758, about $77 less than Sunday fares (9% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 25 weeks before you fly. On this route, that window historically saves about 26% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Brussels to Washington, D.C. Dulles Intl Airport trip for January. Fares historically average $676 round-trip in that month - typically $188 less than the most expensive month, which is August (based on the last 12 months).
  • For the best chance of arriving on time, fly with United Airlines. Over the past three months, 86% of United Airlines flights from Brussels to Washington, D.C. Dulles Intl Airport arrived on time, slightly above the route average of 81%. When flights on this route arrive late, they're delayed by an average of 2h 12m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through Kastrup Copenhagen Airport (CPH) can be cheaper than flying direct. The cheapest layover option averages $590 round-trip on this route - about $215 less than direct flights (based on the last 12 months).

Prefer to fly direct from Brussels to Washington, D.C.?

 
Find which airlines fly direct from Brussels to Washington, D.C. Dulles Intl Airport, which days they fly and book direct flights.

Direct departures

Brussels to Washington, D.C. Dulles Intl

Monday

United Airlines

United Airlines

Tuesday

United Airlines

United Airlines

Wednesday

United Airlines

United Airlines

Thursday

United Airlines

United Airlines

Friday

United Airlines

United Airlines

Saturday

United Airlines

United Airlines

Sunday

United Airlines

United Airlines

See more direct flights

Direct returns

Washington, D.C. Dulles Intl to Brussels

Monday

United Airlines

United Airlines

Tuesday

United Airlines

United Airlines

Wednesday

United Airlines

United Airlines

Thursday

United Airlines

United Airlines

Friday

United Airlines

United Airlines

Saturday

United Airlines

United Airlines

Sunday

United Airlines

United Airlines

See more direct flights

More options for your flight from Brussels to Washington, D.C.

Complete your trip to Washington, D.C. with a hotel stay or car rental