What airlines fly to State of Washington?

Delta, Condor and Lufthansa are the top three most popular airlines that fly to State of Washington from Barcelona-El Prat Airport according to our data. Delta is the first choice among our users, with 40% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 4 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Barcelona-El Prat to Washington?

Delta is the most popular carrier operating from Barcelona-El Prat to Washington

When did momondo last update prices for flights from Barcelona-El Prat Airport to Washington?

Prices for flights from Barcelona-El Prat Airport to Washington were last updated today.

How many operators does momondo search for flights from Barcelona-El Prat Airport to Washington?

The number of operators available for flights from Barcelona-El Prat Airport to Washington is 4 as of October 2026.

How old do you have to be to fly from Barcelona-El Prat Airport to Washington?

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-El Prat Airport to Washington.

What documentation or ID do you need to fly to Washington?

The required travel and health documents for your Washington 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$440 Cheap Flights from Barcelona-El Prat Airport to State of Washington in 2026/27

Q: How many flights depart from Barcelona-El Prat Airport to State of Washington on average per week?

As of October 2026, there are 6 flights per week flying from Barcelona-El Prat Airport to State of Washington. The most common day of the week flights depart is Wed, with 50% of flights taking off on this day.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Barcelona-El Prat Airport to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 5:00 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

19h 00m2 stops Berlin Brandenburg Reykjavik Keflavik Intl

2:35 pm - 12:40 amSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

25h 05m2 stops Reykjavik Keflavik Intl Berlin Brandenburg

$649Multiple Airlines

Mon, Feb 1 - Sun, Feb 14

7:30 am - 5:00 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

18h 30m1 stop London Heathrow

6:45 pm - 12:05 amSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

20h 20m1 stop London Heathrow

$684Multiple Airlines

Wed, Dec 2 - Wed, Dec 9

6:45 pm - 12:00 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

26h 15m2 stops London Heathrow Frankfurt am Main

3:15 pm - 12:05 amSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

23h 50m2 stops Vancouver Intl London Heathrow

$702Multiple Airlines

Wed, Dec 2 - Wed, Dec 9

6:50 am - 9:02 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

23h 12m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

2:50 pm - 2:30 pmSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

14h 40m1 stop Munich Franz Josef Strauss

$838Lufthansa

Thu, Jan 28 - Fri, Feb 5

6:00 am - 10:04 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

25h 04m2 stops Amsterdam Schiphol Boston Logan Intl

11:45 am - 5:00 pmSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

20h 15m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

$853Delta

Mon, Jan 11 - Tue, Jan 19

6:50 am - 12:00 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

14h 10m1 stop Frankfurt am Main

2:50 pm - 5:55 pmSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

18h 05m1 stop Munich Franz Josef Strauss

$871Lufthansa

Sun, Nov 22 - Sun, Jan 31

6:00 am - 3:15 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

18h 15m1 stop Paris Charles de Gaulle

2:00 pm - 5:00 pmSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

18h 00m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

$883Delta

Fri, Dec 25 - Sun, Jan 10

6:50 am - 12:00 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

14h 10m1 stop Frankfurt am Main

1:50 pm - 5:40 pmSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

18h 50m1 stop Frankfurt am Main

$884Lufthansa

Sun, Nov 15 - Sun, Nov 22

11:45 am - 4:50 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

14h 05m1 stop London Heathrow

1:40 pm - 1:40 pmSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

15h 00m1 stop London Heathrow

$918British Airways

Sat, Jan 30 - Thu, Feb 4

11:30 am - 4:50 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

14h 20m1 stop London Heathrow

6:45 pm - 7:25 pmSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

15h 40m1 stop London Heathrow

$918British Airways

Wed, Feb 3 - Sun, Feb 7

Cheap last minute flights

Enter your travel dates to find the best prices.

5:55 am - 6:10 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

20h 15m1 stop Istanbul

8:05 pm - 11:50 pmSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

19h 45m1 stop Istanbul

$845Turkish Airlines

Wed, Oct 28 - Sat, Oct 31

12:20 pm - 6:10 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

37h 50m1 stop Istanbul

7:05 pm - 11:50 pmSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

19h 45m1 stop Istanbul

$866Turkish Airlines

Wed, Oct 28 - Wed, Nov 11

5:55 am - 6:10 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

20h 15m1 stop Istanbul

10:50 am - 11:50 pmSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

29h 00m2 stops Chicago O'Hare Intl Istanbul

$886Turkish Airlines

Wed, Oct 28 - Sat, Oct 31

12:20 pm - 6:10 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

37h 50m1 stop Istanbul

10:50 am - 11:50 pmSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

28h 00m2 stops Chicago O'Hare Intl Istanbul

$904Turkish Airlines

Wed, Oct 28 - Wed, Nov 11

6:20 am - 9:57 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

23h 37m3 stops Zurich London Heathrow Vancouver Intl

3:15 pm - 12:05 amSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

23h 50m2 stops Vancouver Intl London Heathrow

$911Multiple Airlines

Wed, Oct 28 - Wed, Nov 11

6:30 am - 6:10 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

19h 40m1 stop Istanbul

8:05 pm - 10:55 amSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

30h 50m1 stop Istanbul

$919Turkish Airlines

Tue, Oct 27 - Sat, Oct 31

5:55 am - 6:10 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

20h 15m1 stop Istanbul

7:05 pm - 11:50 pmSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

19h 45m1 stop Istanbul

$925Turkish Airlines

Wed, Oct 28 - Wed, Nov 11

7:30 am - 9:57 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

22h 27m2 stops London Heathrow Vancouver Intl

3:15 pm - 12:05 amSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

23h 50m2 stops Vancouver Intl London Heathrow

$954Multiple Airlines

Wed, Oct 28 - Wed, Nov 11

5:55 am - 6:10 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

20h 15m1 stop Istanbul

10:50 am - 11:50 pmSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

28h 00m2 stops Chicago O'Hare Intl Istanbul

$997Turkish Airlines

Wed, Oct 28 - Wed, Nov 11

6:00 am - 10:00 pmBCN Barcelona-El Prat-SEA Seattle/Tacoma Intl

24h 00m2 stops Amsterdam Schiphol Portland

10:59 pm - 8:35 amSEA Seattle/Tacoma Intl-BCN Barcelona-El Prat

25h 36m1 stop New York John F Kennedy Intl

$1,193Delta

Mon, Oct 26 - Sat, Oct 31

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Icelandair flights from Barcelona-El Prat Airport to State of Washington

Our best Icelandair deals on Barcelona-El Prat Airport to State of Washington flight tickets

Icelandair

Nov 5

BCN2:40 pmBarcelona-El Prat

35h 20m

1 stop

SEA5:00 pmSeattle/Tacoma Intl

Nov 18

SEA2:35 pmSeattle/Tacoma Intl

14h 05m

1 stop

BCN1:40 pmBarcelona-El Prat

$750

Icelandair

Nov 19

BCN2:35 pmBarcelona-El Prat

35h 25m

1 stop

SEA5:00 pmSeattle/Tacoma Intl

Dec 2

SEA2:35 pmSeattle/Tacoma Intl

14h 05m

1 stop

BCN1:40 pmBarcelona-El Prat

$751

Icelandair

Nov 5

BCN2:40 pmBarcelona-El Prat

35h 20m

1 stop

SEA5:00 pmSeattle/Tacoma Intl

Nov 18

SEA2:35 pmSeattle/Tacoma Intl

14h 05m

1 stop

BCN1:40 pmBarcelona-El Prat

$754

Turkish Airlines flights from Barcelona-El Prat Airport to State of Washington

Our best Turkish Airlines deals on Barcelona-El Prat Airport to State of Washington flight tickets

Turkish Airlines

Nov 2

BCN6:30 amBarcelona-El Prat

20h 40m

1 stop

SEA6:10 pmSeattle/Tacoma Intl

Nov 25

SEA7:05 pmSeattle/Tacoma Intl

19h 45m

1 stop

BCN11:50 pmBarcelona-El Prat

$839

Turkish Airlines

Oct 28

BCN5:55 amBarcelona-El Prat

20h 15m

1 stop

SEA6:10 pmSeattle/Tacoma Intl

Oct 31

SEA8:05 pmSeattle/Tacoma Intl

19h 45m

1 stop

BCN11:50 pmBarcelona-El Prat

$845

Turkish Airlines

Nov 5

BCN6:30 amBarcelona-El Prat

20h 40m

1 stop

SEA6:10 pmSeattle/Tacoma Intl

Nov 18

SEA7:05 pmSeattle/Tacoma Intl

19h 45m

1 stop

BCN11:50 pmBarcelona-El Prat

$846

momondo Fare Finder

Use the filters below to find and compare flights from Barcelona-El Prat Airport to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BarcelonaSeattle

BCN Barcelona-El Prat - SEA Seattle/Tacoma Intl

BCNSEA

Barcelona-El Prat

Mon 2/1

7:00 am-5:00 pm

2 stops19h 00m

Seattle/Tacoma Intl

Sun 2/14

2:35 pm-12:40 am

2 stops25h 05m

$649

BarcelonaSeattle

BCN Barcelona-El Prat - SEA Seattle/Tacoma Intl

BCNSEA

Barcelona-El Prat

Wed 12/2

7:30 am-5:00 pm

1 stop18h 30m

Seattle/Tacoma Intl

Wed 12/9

6:45 pm-12:05 am

1 stop20h 20m

$684

BarcelonaSeattle

BCN Barcelona-El Prat - SEA Seattle/Tacoma Intl

BCNSEA

Barcelona-El Prat

Wed 12/2

6:45 pm-12:00 pm

2 stops26h 15m

Seattle/Tacoma Intl

Wed 12/9

3:15 pm-12:05 am

2 stops23h 50m

$702

BarcelonaSeattle

BCN Barcelona-El Prat - SEA Seattle/Tacoma Intl

BCNSEA

Barcelona-El Prat

Thu 1/28

6:50 am-9:02 pm

2 stops23h 12m

Seattle/Tacoma Intl

Fri 2/5

2:50 pm-2:30 pm

1 stop14h 40m

$838

BarcelonaSeattle

BCN Barcelona-El Prat - SEA Seattle/Tacoma Intl

BCNSEA

Barcelona-El Prat

Mon 1/11

6:00 am-10:04 pm

2 stops25h 04m

Seattle/Tacoma Intl

Tue 1/19

11:45 am-5:00 pm

2 stops20h 15m

$853

BarcelonaSeattle

BCN Barcelona-El Prat - SEA Seattle/Tacoma Intl

BCNSEA

Barcelona-El Prat

Sun 11/22

6:50 am-12:00 pm

1 stop14h 10m

Seattle/Tacoma Intl

Sun 1/31

2:50 pm-5:55 pm

1 stop18h 05m

$871

BarcelonaSeattle

BCN Barcelona-El Prat - SEA Seattle/Tacoma Intl

BCNSEA

Barcelona-El Prat

Fri 12/25

6:00 am-3:15 pm

1 stop18h 15m

Seattle/Tacoma Intl

Sun 1/10

2:00 pm-5:00 pm

2 stops18h 00m

$883

BarcelonaSeattle

BCN Barcelona-El Prat - SEA Seattle/Tacoma Intl

BCNSEA

Barcelona-El Prat

Sun 11/15

6:50 am-12:00 pm

1 stop14h 10m

Seattle/Tacoma Intl

Sun 11/22

1:50 pm-5:40 pm

1 stop18h 50m

$884

Quickest round-trip

BarcelonaSeattle

BCN Barcelona-El Prat - SEA Seattle/Tacoma Intl

BCNSEA

Barcelona-El Prat

Sat 1/30

11:45 am-4:50 pm

1 stop14h 05m

Seattle/Tacoma Intl

Thu 2/4

1:40 pm-1:40 pm

1 stop15h 00m

$918

BarcelonaSeattle

BCN Barcelona-El Prat - SEA Seattle/Tacoma Intl

BCNSEA

Barcelona-El Prat

Wed 2/3

11:30 am-4:50 pm

1 stop14h 20m

Seattle/Tacoma Intl

Sun 2/7

6:45 pm-7:25 pm

1 stop15h 40m

$918

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Barcelona-El Prat Airport to State of Washington

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 cheapest month to fly to State of Washington?

The month of October is, on average, the cheapest month to fly to State of Washington from Barcelona-El Prat Airport, with most prices found around $760. If you aren’t able to travel to State of Washington during the month of October, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $803.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Barcelona-El Prat Airport to State of Washington is on a Wednesday. Travelers who choose to depart for State of Washington on a Wednesday will often find tickets for as low as $1,062. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Barcelona-El Prat Airport to State of Washington for around $1,156.

What is the cheapest Barcelona-El Prat to Washington flight route?

Fly from Barcelona-El Prat to Seattle/Tacoma Intl for the best Barcelona-El Prat - Washington flight prices

How far in advance should I book a flight from Barcelona-El Prat Airport to Washington?

You are more likely to see cheaper flights to State of Washington from Barcelona-El Prat Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $885 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Barcelona-El Prat Airport for as low as $632 on momondo.

What cabin class options are available on Barcelona-El Prat Airport to State of Washington flights?

There are 2 cabin classes available to choose from on Barcelona-El Prat Airport to State of Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Barcelona-El Prat Airport to State of Washington flights?

You could potentially save up to 36% on your flight if you consider stops on a Barcelona-El Prat Airport to State of Washington flight.

Cheap Barcelona-El Prat Airport to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Barcelona-El Prat Airport to State of Washington

Best Price Found	$440
Fastest flight time	11h 24m
Direct flights	None

The best one-way flight to State of Washington from Barcelona-El Prat Airport in the past 72 hours is $440. The best round-trip flight deal from Barcelona-El Prat Airport to State of Washington found on momondo in the last 72 hours is $649.

The fastest flight from Barcelona-El Prat Airport to State of Washington takes 11h 24m

There are no direct flights from Barcelona-El Prat Airport to State of Washington. Popular non-direct route for this connection is Barcelona-El Prat Airport - Seattle/Tacoma Intl Airport.

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Frequently asked questions about flying from Barcelona-El Prat Airport to Washington

When did momondo last update prices for flights from Barcelona-El Prat Airport to Washington?
Prices for flights from Barcelona-El Prat Airport to Washington were last updated today.
How many operators does momondo search for flights from Barcelona-El Prat Airport to Washington?
The number of operators available for flights from Barcelona-El Prat Airport to Washington is 4 as of October 2026.
How old do you have to be to fly from Barcelona-El Prat Airport to Washington?
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-El Prat Airport to Washington.
What documentation or ID do you need to fly to Washington?
The required travel and health documents for your Washington 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Barcelona-El Prat Airport to State of Washington?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Barcelona-El Prat Airport to State of Washington is Airbus A330-900neo (61.54% of total bookings). The next most popular plane models are Airbus A350-900 (25.00%), Airbus A330 (8.65%), and Boeing 777 (1.92%).

Best airlines flying from Barcelona-El Prat Airport to State of Washington

Compare and see reviews for airlines that fly from Barcelona-El Prat Airport to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
Condor	PriceFrom $635	Free Cancellation	Rating 6.6 621 reviews	Search Condor flights
British Airways	PriceFrom $662	Free Cancellation	Rating 6.7 8,268 reviews	Search British Airways flights
Lufthansa	PriceFrom $777	Free Cancellation	Rating 6.8 8,285 reviews	Search Lufthansa flights
Delta	PriceFrom $815	Free Cancellation	Rating 7.8 8,661 reviews	Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Barcelona to Washington?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Barcelona to Washington. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Barcelona to Washington with flexible booking policies on momondo?

Flights from Barcelona to Washington with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Barcelona to Washington?

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 Barcelona to Washington.

I’m not ready to book a flight from Barcelona to Washington right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Barcelona to Washington flights. All you need is a valid email address and we will do the rest; it is that quick and easy.