Question 1

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Flying to Washington, D.C. Dulles Intl Airport from Brussels in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $619 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $739 on average. Flights to Washington, D.C. Dulles Intl Airport from Brussels in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Question 2

How many flights depart from Brussels to Washington, D.C. Dulles Intl Airport on average per day?

Accepted Answer

As of December 2025, there are 6 flights per day flying from Brussels to Washington, D.C. Dulles Intl Airport. The most common time of day flights depart is 11:00AM, with 100% of flights taking off at noon.

Question 3

What is the cheapest airline that flies from Brussels to Washington, D.C. Dulles Intl?

Accepted Answer

TAP AIR PORTUGAL is the most popular carrier operating from Brussels to Washington, D.C. Dulles Intl

Question 4

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

Accepted Answer

United Airlines, Brussels Airlines and Lufthansa are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Brussels according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 4 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.

Question 5

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

Accepted Answer

In general, May is the cheapest month to fly from Brussels to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $558. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of May, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $565.

Question 6

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Our data shows that Tuesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $692. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Brussels to Washington, D.C. Dulles Intl Airport for around $813.

Question 7

What cabin class options are available on Brussels to Washington, D.C. Dulles Intl flights?

Accepted Answer

There are 3 cabin classes available to choose from on Brussels to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 8

What is the most punctual flight time for Brussels to Washington, D.C. flights?

Accepted Answer

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

Question 9

How many flights depart from Brussels to Washington, D.C. Dulles Intl Airport on average per week?

Accepted Answer

As of December 2025, there are 42 flights per week flying from Brussels to Washington, D.C. Dulles Intl Airport. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

Question 10

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Sunday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Question 11

Which airline has the best punctuality record on Brussels to Washington, D.C. flights?

Accepted Answer

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

Question 12

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

Accepted Answer

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Brussels when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $634 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Brussels for as low as $540 on momondo.

Question 13

How often are flights from Brussels to Washington, D.C. delayed?

Accepted Answer

Historically, on average around 17% of flights between Brussels and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 146 minutes.

Question 14

What is the typical price of a round-trip flight between Brussels and Washington, D.C. Dulles Intl Airport?

Accepted Answer

Prices are currently low for flights on this route.Typical prices usually range from $627 to $848.
The lowest price recently found on this route was $566.

Question 15

What is the cheapest Brussels to Washington, D.C. Dulles Intl flight route?

Accepted Answer

Fly from Brussels Bruxelles-National to Washington, D.C. Dulles Intl for the best Brussels - Washington, D.C. Dulles Intl flight prices

Question 16

When did momondo last update prices for flights from Brussels to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Prices for flights from Brussels to Washington, D.C. Dulles Intl Airport are updated daily.

Question 17

How many operators does momondo search for flights from Brussels to Washington, D.C. Dulles Intl Airport?

Accepted Answer

As of December 2025, there are 4 operators available to choose from for flights from Brussels to Washington, D.C. Dulles Intl Airport.

Question 18

How old do you have to be to fly from Brussels to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Brussels to Washington, D.C. Dulles Intl Airport.

Question 19

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Fastest flight time	8h 20m
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Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $456	Free Cancellation	Rating 6.7 7,585 reviews	Search British Airways flights
Brussels Airlines	PriceFrom $496	Free Cancellation	Rating 7.2 375 reviews	Search Brussels Airlines flights
United Airlines	PriceFrom $522	Free Cancellation	Rating 7.4 9,093 reviews	Search United Airlines flights
Lufthansa	PriceFrom $528	Free Cancellation	Rating 6.8 7,635 reviews	Search Lufthansa flights

Cheap flights from Brussels to Washington, D.C. from $356

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Brussels to Washington, D.C. departing on 2/4. 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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How to get the cheapest flight ticket from Brussels to Washington, D.C. Dulles Intl Airport

What is the typical price of a round-trip flight between Brussels and Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest Brussels to Washington, D.C. Dulles Intl flight route?

Fly from Brussels Bruxelles-National to Washington, D.C. Dulles Intl for the best Brussels - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

What cabin class options are available on Brussels to Washington, D.C. Dulles Intl flights?

There are 3 cabin classes available to choose from on Brussels to Washington, D.C. Dulles Intl 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 Brussels to Washington, D.C. Dulles Intl?

TAP AIR PORTUGAL is the most popular carrier operating from Brussels to Washington, D.C. Dulles Intl

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

How often are flights from Brussels to Washington, D.C. delayed?

Historically, on average around 17% of flights between Brussels and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 146 minutes.

What is the most punctual flight time for Brussels to Washington, D.C. flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Brussels to Washington, D.C. flights?

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

How many flights depart from Brussels to Washington, D.C. Dulles Intl Airport on average per day?

As of December 2025, there are 6 flights per day flying from Brussels to Washington, D.C. Dulles Intl Airport. The most common time of day flights depart is 11:00AM, with 100% of flights taking off at noon.

How many flights depart from Brussels to Washington, D.C. Dulles Intl Airport on average per week?

As of December 2025, there are 42 flights per week flying from Brussels to Washington, D.C. Dulles Intl Airport. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

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How old do you have to be to fly from Brussels to Washington, D.C. Dulles Intl Airport?

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

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