Cheap flights from Washington, D.C. to Brussels from $308
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Brussels departing on 7/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Washington, D.C. to Brussels
Round-trip
One-way
Last minute
Direct
Cheap round-trip flights
These are some of the best round-trip flight deals from Washington, D.C. to Brussels that have been recently found on momondo from popular airlines, departing in the coming months.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington, D.C. to Brussels.
Cheap last minute flights
Planning a quick getaway from Washington, D.C. to Brussels? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to Brussels, so you can enjoy a seamless trip without layovers.
Turkish Airlines flights from Washington, D.C. to Brussels
Our best Turkish Airlines deals on Washington, D.C. to Brussels flight tickets
Turkish Airlines![Turkish Airlines]()
May 6![Turkish Airlines]()
May 13
IAD1:30 pmWashington, D.C. Dulles Intl
22h 20m
1 stop
BRU5:50 pmBrussels Bruxelles-National
BRU11:10 amBrussels Bruxelles-National
30h 35m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
Turkish Airlines![Turkish Airlines]()
May 13![Turkish Airlines]()
May 25
IAD1:30 pmWashington, D.C. Dulles Intl
17h 55m
1 stop
BRU1:25 pmBrussels Bruxelles-National
BRU2:25 pmBrussels Bruxelles-National
27h 20m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
Icelandair flights from Washington, D.C. to Brussels
Our best Icelandair deals on Washington, D.C. to Brussels flight tickets
Icelandair![Icelandair]()
Aug 10![Icelandair]()
Aug 24
IAD8:30 pmWashington, D.C. Dulles Intl
10h 20m
1 stop
BRU12:50 pmBrussels Bruxelles-National
BRU1:50 pmBrussels Bruxelles-National
11h 30m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
Icelandair![Icelandair]()
Aug 8![Icelandair]()
Aug 15
IAD8:30 pmWashington, D.C. Dulles Intl
10h 20m
1 stop
BRU12:50 pmBrussels Bruxelles-National
BRU1:50 pmBrussels Bruxelles-National
14h 20m
1 stop
IAD10:10 pmWashington, D.C. Dulles Intl
See travel insights to Brussels from
How to get the cheapest flight ticket from Washington, D.C. to Brussels
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
Prices
Airlines
Other information
What is the typical price of a round-trip flight between Washington, D.C. and Brussels?
What is the cheapest month to fly to Brussels?
In general, January is the cheapest month to fly from Washington, D.C. to Brussels. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $594. If you are unable to visit Brussels during the month of January, then departing from Washington, D.C. during the month February is also very affordable. Most momondo users find prices during this month for around $666.
What is the cheapest day to depart on your flight to Brussels?
On average, the least expensive day to fly to Brussels from Washington, D.C. is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,161. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Washington, D.C. because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,418.
What is the cheapest time of day to depart on your flight to Brussels?
According to our data, the cheapest time of day to fly to Brussels is at noon. momondo users have found flights departing from Washington, D.C. to Brussels at noon for as low as $668. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $1,264.
What is the cheapest Washington, D.C. to Brussels flight route?
Fly from Washington, D.C. Dulles Intl to Brussels Bruxelles-National for the best Washington, D.C. - Brussels flight prices
How far in advance should I book a flight to Brussels?
You are more likely to see cheaper flights to Brussels from Washington, D.C. when booking 16 weeks ahead of your departure date. In general, you can expect to find flights to Brussels for around $897 when searching 16 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels from Washington, D.C. for as low as $646 on momondo.
What cabin class options are available on Washington, D.C. to Brussels flights?
There are 3 cabin classes available to choose from on Washington, D.C. to Brussels flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Washington, D.C. to Brussels?
PLAY, Scandinavian Airlines, and TAP AIR PORTUGAL are the most popular carriers operating from Washington, D.C. to Brussels
What airlines fly to Brussels?
United Airlines, Scandinavian Airlines and Aer Lingus are the top three most popular airlines that fly to Brussels from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Brussels. Keep in mind that there are 10 different airlines that fly to Brussels on a routine basis, so you have a few additional options to choose from.
How many flights depart from Washington, D.C. to Brussels on average per day?
6 flights are operational daily from Washington, D.C. to Brussels as of April 2025. The most popular departure time for this route is 5:00PM, with 100% of flights per day taking off in the afternoon.
How many flights depart from Washington, D.C. to Brussels on average per week?
The number of flights available between Washington, D.C. and Brussels is 47 per week as of April 2025. The most frequent departure day is Thu, with 17% of weekly flights leaving on this day.
Cheap Washington, D.C. to Brussels flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Brussels
How far is Washington, D.C. to Brussels by plane?
The distance between Washington, D.C. and Brussels is about 3859.6 mi. In terms of flight time, this usually takes a little over 7h 30m.
When did momondo last update prices for flights from Washington, D.C. to Brussels?
Prices for flights from Washington, D.C. to Brussels are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. to Brussels?
There are 10 operators available for flights from Washington, D.C. to Brussels as of April 2025.
How old do you have to be to fly from Washington, D.C. to Brussels?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Brussels.
What documentation or ID do you need to fly to Brussels?
The travel and health documents you'll need for your trip to Brussels may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Brussels. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Washington, D.C. to Brussels
Compare and see reviews for airlines that fly from Washington, D.C. to Brussels with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $331 | Free Cancellation | Rating 6.9 101 reviews | |||
| PriceFrom $406 | Free Cancellation | Rating 7.3 1,349 reviews | |||
| PriceFrom $453 | Free Cancellation | Rating 7.0 487 reviews | |||
| PriceFrom $492 | Free Cancellation | Rating 7.1 1,850 reviews | |||
| PriceFrom $516 | Free Cancellation | Rating 6.6 6,835 reviews | |||
| PriceFrom $552 | Free Cancellation | Rating 7.3 3,788 reviews | |||
| PriceFrom $564 | Free Cancellation | Rating 7.0 1,076 reviews | |||
| PriceFrom $694 | Free Cancellation | Rating 6.7 7,042 reviews | |||
| PriceFrom $724 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $913 | Free Cancellation | Rating 7.3 346 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Washington, D.C. to Brussels?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Brussels. momondo saves you time and could save you money on your trip.
Can I find flights from Washington, D.C. to Brussels with flexible booking policies on momondo?
momondo does allow users to show only those flights to Brussels from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Washington, D.C. to Brussels?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Brussels.
I’m not ready to book a flight from Washington, D.C. to Brussels right now. Can momondo alert me if prices change?
Price alerts on flights to Brussels from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.