Question 1

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

Accepted Answer

You are more likely to see cheaper flights to Washington, D.C. from Barcelona when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $643 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Barcelona for as low as $457 on momondo.

Question 2

How many flights depart from Barcelona to Washington, D.C. on average per week?

Accepted Answer

The number of flights available between Barcelona and Washington, D.C. is 20 per week as of December 2025. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.

Question 3

What is the cheapest airline that flies from Barcelona to Washington, D.C.?

Accepted Answer

TAP AIR PORTUGAL, British Airways, and Iberia are the most popular carriers operating from Barcelona to Washington, D.C.

Question 4

What is the cheapest Barcelona to Washington, D.C. flight route?

Accepted Answer

Fly from Barcelona-El Prat to Washington, D.C. Dulles Intl for the best Barcelona - Washington, D.C. flight prices

Question 5

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

Accepted Answer

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

Question 6

How long does it take to fly to Washington, D.C.?

Accepted Answer

Flight times from Barcelona to Washington, D.C. vary, but if you’re flying out of Barcelona and flying into Washington, D.C. Dulles Intl Airport (one of the most popular routes), then the duration is 9h on average. Another popular route from Barcelona to Washington, D.C. is flying from Reus to Washington, D.C. Dulles Intl Airport, which will take roughly 35h. Keep in mind that layovers or delays could extend your travel time.

Question 7

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

Accepted Answer

Historically, on average around 14% of flights between Barcelona and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 172 minutes.

Question 8

Which airline has the best punctuality record on Barcelona 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 14% of their flights experiencing any sort of delay.

Question 9

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

Accepted Answer

At noon is the cheapest time of day to fly from Barcelona to Washington, D.C. when you can find flight prices for as low as $525. Flying to Washington, D.C. at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $861. Of course, these prices can vary depending on the time of year and what airport you fly to.

Question 10

What airlines fly to Washington, D.C.?

Accepted Answer

United Airlines, TAP AIR PORTUGAL and Lufthansa are the top three most popular airlines that fly to Washington, D.C. from Barcelona according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 3 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Question 11

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

Accepted Answer

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

Question 12

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

Accepted Answer

The month of February is, on average, the cheapest month to fly to Washington, D.C. from Barcelona, with most prices found around $403. If you’re not able to fly to Washington, D.C. in February, then March is your next best option. Flight prices from Barcelona to Washington, D.C. during March average around $572.

Question 13

How many flights depart from Barcelona to Washington, D.C. on average per day?

Accepted Answer

2 flights are operational daily from Barcelona to Washington, D.C. as of December 2025. The most popular departure time for this route is 10:00AM, with 100% of flights per day taking off at noon.

Question 14

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

Accepted Answer

On average, the least expensive day to fly to Washington, D.C. from Barcelona is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $754. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Barcelona to Washington, D.C. for around $1,066.

Question 15

What cabin class options are available on Barcelona to Washington, D.C. flights?

Accepted Answer

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

Question 16

When did momondo last update prices for flights from Barcelona to Washington, D.C.?

Accepted Answer

Prices for flights from Barcelona to Washington, D.C. were last updated today.

Question 17

How many operators does momondo search for flights from Barcelona to Washington, D.C.?

Accepted Answer

There are 3 operators available for flights from Barcelona to Washington, D.C. as of December 2025.

Question 18

How old do you have to be to fly from Barcelona to Washington, D.C.?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Barcelona to Washington, D.C..

Question 19

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

Accepted Answer

The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Fastest flight time	9h 00m
Direct flights	Every day
Airports in Washington, D.C.	2 airports

Airline	Rating	Free Cancellation	Price
TAP AIR PORTUGAL	PriceFrom $406	Free Cancellation	Rating 7.2 2,090 reviews	Search TAP AIR PORTUGAL flights
United Airlines	PriceFrom $516	Free Cancellation	Rating 7.4 9,094 reviews	Search United Airlines flights
Lufthansa	PriceFrom $525	Free Cancellation	Rating 6.8 7,631 reviews	Search Lufthansa flights

Cheap flights from Barcelona to Washington, D.C. from $317

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Barcelona to Washington, D.C. departing on 1/23. 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 Barcelona to Washington, D.C.

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

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

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

What is the cheapest Barcelona to Washington, D.C. flight route?

Fly from Barcelona-El Prat to Washington, D.C. Dulles Intl for the best Barcelona - Washington, D.C. flight prices

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

What cabin class options are available on Barcelona to Washington, D.C. flights?

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

TAP AIR PORTUGAL, British Airways, and Iberia are the most popular carriers operating from Barcelona to Washington, D.C.

What airlines fly to Washington, D.C.?

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

Historically, on average around 14% of flights between Barcelona and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 172 minutes.

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

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

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

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

Which airline has the best punctuality record on Barcelona 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 14% of their flights experiencing any sort of delay.

How many flights depart from Barcelona to Washington, D.C. on average per day?

2 flights are operational daily from Barcelona to Washington, D.C. as of December 2025. The most popular departure time for this route is 10:00AM, with 100% of flights per day taking off at noon.

How many flights depart from Barcelona to Washington, D.C. on average per week?

The number of flights available between Barcelona and Washington, D.C. is 20 per week as of December 2025. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.

How long does it take to fly to Washington, D.C.?

Cheap Barcelona to Washington, D.C. flight deals and tips

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When did momondo last update prices for flights from Barcelona to Washington, D.C.?

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How old do you have to be to fly from Barcelona to Washington, D.C.?

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

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Airports listed have a maximum distance of 22.4 mi from Washington, D.C.