Question 1

How does KAYAK find such low prices on flights from Washington Dulles Airport to Belgium?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington Dulles Airport to Belgium.

Question 2

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington Dulles Airport to Belgium?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Washington Dulles Airport to Belgium is likely to change within 7 days, so travelers know whether to wait or book now.

Question 3

What is the Hacker Fare option on flights from Washington Dulles Airport to Belgium?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Washington Dulles Airport to Belgium with an airline and back with another airline.

Question 4

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington Dulles Airport to Belgium?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Washington Dulles Airport to Belgium up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Question 5

Which airlines fly most frequently between Washington, D.C. Dulles Intl Airport and Belgium?

Accepted Answer

Washington, D.C. Dulles Intl Airport and Belgium are connected by different airlines. The airlines that fly that route the most regularly are Brussels Airlines (17 flights per week), United Airlines (12 flights per week), and Air Canada (7 flights per week).

Question 6

Which airlines fly most frequently between Washington, D.C. Dulles Intl Airport and Belgium?

Accepted Answer

Washington, D.C. Dulles Intl Airport and Belgium are connected by different airlines. The airlines that fly that route the most regularly are Brussels Airlines (17 flights per week), United Airlines (12 flights per week), and Air Canada (7 flights per week).

Question 7

Which cabin class options are there for flights between Washington, D.C. Dulles Intl Airport and Belgium?

Accepted Answer

There are 3 cabin class options for the route. These are Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 8

Which cabin class options are there for flights between Washington, D.C. Dulles Intl Airport and Belgium?

Accepted Answer

There are 3 cabin class options for the route. These are Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 9

Which airlines provide the cheapest flights from Washington, D.C. Dulles Intl Airport to Belgium?

Accepted Answer

In the past 5 days, the cheapest round-trip tickets from Washington, D.C. Dulles Intl Airport to Belgium were found on Scandinavian Airlines ($737) and United Airlines ($764).

Question 10

Which airlines provide the cheapest flights from Washington, D.C. Dulles Intl Airport to Belgium?

Accepted Answer

In the past 5 days, the cheapest round-trip tickets from Washington, D.C. Dulles Intl Airport to Belgium were found on Scandinavian Airlines ($737) and United Airlines ($764).

Question 11

What’s the cheapest day of the week to fly from Washington Dulles Airport to Belgium?

Accepted Answer

Your flight ticket price will generally be cheaper if you fly to Belgium on a Thursday and more expensive on a Sunday. On your return trip to Washington Dulles Airport, you should consider flying back on a Tuesday, and avoid Sundays for better deals.

Question 12

What’s the cheapest day of the week to fly from Washington Dulles Airport to Belgium?

Accepted Answer

Your flight ticket price will generally be cheaper if you fly to Belgium on a Thursday and more expensive on a Sunday. On your return trip to Washington Dulles Airport, you should consider flying back on a Tuesday, and avoid Sundays for better deals.

Question 13

What is the cheapest time of day to fly to Belgium?

Accepted Answer

The cheapest time of day to fly to Belgium is generally in the evening, when round-trip flights cost $1,273 on average. Morning departures are around 100% cheaper than evening flights, on average. The most expensive time of day to fly to Belgium is generally in the evening, which is peak travel time and where the average cost of a ticket is $1,273.

Question 14

What is the cheapest time of day to fly to Belgium?

Accepted Answer

The cheapest time of day to fly to Belgium is generally in the evening, when round-trip flights cost $1,273 on average. Morning departures are around 100% cheaper than evening flights, on average. The most expensive time of day to fly to Belgium is generally in the evening, which is peak travel time and where the average cost of a ticket is $1,273.

Question 15

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

Accepted Answer

The cheapest month for flights from Washington, D.C. Dulles Intl Airport to Belgium is January, when tickets cost $600 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of round-trip tickets is $1,377 and $998 respectively.

Question 16

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

Accepted Answer

The cheapest month for flights from Washington, D.C. Dulles Intl Airport to Belgium is January, when tickets cost $600 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of round-trip tickets is $1,377 and $998 respectively.

Question 17

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

Accepted Answer

The cheapest ticket to Belgium from Washington, D.C. Dulles Intl Airport found in the last 5 days was to Brussels, at $912 round-trip. The most popular route is from Washington, D.C. Dulles Intl Airport (IAD) to Brussels Bruxelles-National Airport (BRU), and the cheapest round-trip airline ticket found on this route in the last 5 days was $912.

Question 18

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

Accepted Answer

The cheapest ticket to Belgium from Washington, D.C. Dulles Intl Airport found in the last 5 days was to Brussels, at $912 round-trip. The most popular route is from Washington, D.C. Dulles Intl Airport (IAD) to Brussels Bruxelles-National Airport (BRU), and the cheapest round-trip airline ticket found on this route in the last 5 days was $912.

Question 19

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

Accepted Answer

To get a below average price on the flight from Washington, D.C. Dulles Intl Airport to Belgium, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 7 weeks before departure.

Question 20

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

Accepted Answer

To get a below average price on the flight from Washington, D.C. Dulles Intl Airport to Belgium, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 7 weeks before departure.

Question 21

Which airlines fly non-stop between Washington, D.C. Dulles Intl Airport and Belgium?

Accepted Answer

There are 3 airlines that fly nonstop from Washington, D.C. Dulles Intl Airport to Belgium. They are: Brussels Airlines, United Airlines and Lufthansa. The cheapest price of all airlines flying this route was found with United Airlines at $642 for a round-trip flight to Brussels Bruxelles-National Airport (BRU). On average, United Airlines offers the best prices for nonstop flights between Washington, D.C. Dulles Intl Airport and Belgium.

Question 22

Which airlines fly non-stop between Washington, D.C. Dulles Intl Airport and Belgium?

Accepted Answer

There are 3 airlines that fly nonstop from Washington, D.C. Dulles Intl Airport to Belgium. They are: Brussels Airlines, United Airlines and Lufthansa. The cheapest price of all airlines flying this route was found with United Airlines at $642 for a round-trip flight to Brussels Bruxelles-National Airport (BRU). On average, United Airlines offers the best prices for nonstop flights between Washington, D.C. Dulles Intl Airport and Belgium.

Question 23

What’s the earliest departure time from Washington, D.C. Dulles Intl Airport to Belgium?

Accepted Answer

The earliest flight from Washington, D.C. Dulles Intl Airport to Belgium departs at 5:35 pm, landing in Brussels at 7:25 am.

Question 24

How many flights are there between Washington, D.C. Dulles Intl Airport and Belgium per day?

Accepted Answer

Each day, there are between 1 and 2 nonstop flights that take off from Washington, D.C. Dulles Intl Airport and land in Belgium, with an average flight time of 7h 42m. The most common departure time is 5:00 pm and most flights take off in the afternoon, while the most flights land at Brussels Bruxelles-National Airport. Each week, there are 12 flights. The most frequent day of departure is Monday, when 17% of all weekly flights depart. The fewest flights depart on a Tuesday.

Question 25

How many flights are there between Washington, D.C. Dulles Intl Airport and Belgium per day?

Accepted Answer

Each day, there are between 1 and 2 nonstop flights that take off from Washington, D.C. Dulles Intl Airport and land in Belgium, with an average flight time of 7h 42m. The most common departure time is 5:00 pm and most flights take off in the afternoon, while the most flights land at Brussels Bruxelles-National Airport. Each week, there are 12 flights. The most frequent day of departure is Monday, when 17% of all weekly flights depart. The fewest flights depart on a Tuesday.

Question 26

How long does a flight from Washington, D.C. Dulles Intl Airport to Belgium take?

Accepted Answer

The duration of a flight to Belgium depends on your arrival airport. The shortest routes to Belgium from Washington, D.C. Dulles Intl Airport are to Brussels, which takes 9h 40m, Brussels Bruxelles-National Airport, which takes 17h 50m, and Brussels Bruxelles-National Airport, which takes 38h 35m.

Question 27

How long does a flight from Washington, D.C. Dulles Intl Airport to Belgium take?

Accepted Answer

The duration of a flight to Belgium depends on your arrival airport. The shortest routes to Belgium from Washington, D.C. Dulles Intl Airport are to Brussels, which takes 9h 40m, Brussels Bruxelles-National Airport, which takes 17h 50m, and Brussels Bruxelles-National Airport, which takes 38h 35m.

Question 28

What’s the latest departure time from Washington, D.C. Dulles Intl Airport to Belgium?

Accepted Answer

If you prefer to fly at night, the latest flight from Washington, D.C. Dulles Intl Airport to Belgium jets off at 5:40 pm and lands in Brussels at 7:15 am.

Low season	January
High season	August
Cheapest flight	$224

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KAYAK's insights & trends for Dulles Intl to Belgium flights

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

What is the cheapest time of day to fly to Belgium?

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

What’s the cheapest day of the week to fly from Washington Dulles Airport to Belgium?

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

Which airlines fly non-stop between Washington, D.C. Dulles Intl Airport and Belgium?

Which airlines fly most frequently between Washington, D.C. Dulles Intl Airport and Belgium?

Which airlines provide the cheapest flights from Washington, D.C. Dulles Intl Airport to Belgium?

How long does a flight from Washington, D.C. Dulles Intl Airport to Belgium take?

Which cabin class options are there for flights between Washington, D.C. Dulles Intl Airport and Belgium?

How many flights are there between Washington, D.C. Dulles Intl Airport and Belgium per day?

What’s the earliest departure time from Washington, D.C. Dulles Intl Airport to Belgium?

What’s the latest departure time from Washington, D.C. Dulles Intl Airport to Belgium?

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