Cheap flights from Washington, D.C. to Brussels from $306
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 7/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
Aer Lingus flights from Washington, D.C. to Brussels
Our best Aer Lingus deals on Washington, D.C. to Brussels flight tickets
Aer Lingus![Aer Lingus]()
Mar 23![Aer Lingus]()
Apr 1
IAD6:10 pmWashington, D.C. Dulles Intl
10h 25m
1 stop
BRU9:35 amBrussels Bruxelles-National
BRU10:20 amBrussels Bruxelles-National
15h 10m
1 stop
IAD7:30 pmWashington, D.C. Dulles Intl
Aer Lingus![Aer Lingus]()
Mar 28![Aer Lingus]()
Apr 3
IAD6:10 pmWashington, D.C. Dulles Intl
10h 25m
1 stop
BRU9:35 amBrussels Bruxelles-National
BRU10:20 amBrussels Bruxelles-National
11h 30m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
Scandinavian Airlines flights from Washington, D.C. to Brussels
Our best Scandinavian Airlines deals on Washington, D.C. to Brussels flight tickets
Scandinavian Airlines![Scandinavian Airlines]()
Mar 5![Scandinavian Airlines]()
Mar 11
IAD5:10 pmWashington, D.C. Dulles Intl
10h 40m
1 stop
BRU9:50 amBrussels Bruxelles-National
BRU8:30 pmBrussels Bruxelles-National
25h 10m
1 stop
IAD4:40 pmWashington, D.C. Dulles Intl
Scandinavian Airlines![Scandinavian Airlines]()
Mar 10![Scandinavian Airlines]()
Apr 7
IAD6:10 pmWashington, D.C. Dulles Intl
16h 00m
1 stop
BRU3:10 pmBrussels Bruxelles-National
BRU7:10 pmBrussels Bruxelles-National
30h 49m
1 stop
IAD7:59 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
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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 $670.
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 $1,175. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday 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 $1,479.
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 $1,294.
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 24 weeks ahead of your departure date. In general, you can expect to find flights to Brussels for around $902 when searching 24 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 $789 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?
TAP AIR PORTUGAL, Scandinavian Airlines, and PLAY 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 45% 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 February 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 42 per week as of February 2025. The most frequent departure day is Mon, with 14% 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 9h 55m.
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 February 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 $360 | Free Cancellation | Rating 7.1 92 reviews | |||
| PriceFrom $426 | Free Cancellation | Rating 7.3 1,325 reviews | |||
| PriceFrom $453 | Free Cancellation | Rating 7.0 491 reviews | |||
| PriceFrom $511 | Free Cancellation | Rating 6.6 6,762 reviews | |||
| PriceFrom $559 | Free Cancellation | Rating 7.1 1,070 reviews | |||
| PriceFrom $573 | Free Cancellation | Rating 7.1 1,847 reviews | |||
| PriceFrom $596 | Free Cancellation | Rating 7.3 3,832 reviews | |||
| PriceFrom $675 | Free Cancellation | Rating 6.7 6,986 reviews | |||
| PriceFrom $685 | Free Cancellation | Rating 7.4 8,765 reviews | |||
| PriceFrom $913 | Free Cancellation | Rating 7.3 341 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.