Cheap flights from Washington to Barcelona from $320

This is the cheapest one-way flight price, found on 9/22. Prices may vary by date and flight preferences.
SEA — BCN
Sep 27 — Oct 41

How far in advance should I book a flight from State of Washington to Barcelona?

Users have found that booking a flight from State of Washington to Barcelona at least 61 days early can save you up to 50% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from State of Washington to Barcelona for as little as $1,256 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,588 for flights departing within the next 3 days.

What is the cheapest month to fly from State of Washington to Barcelona?

The best pricing can be found in the month of March. Prices to Barcelona from State of Washington average $972. You can even find prices in March for less than $972, as users have found deals to Barcelona from as low as $595. The month of July appears to be one of the more expensive times to travel to Barcelona from State of Washington. Flying in the targeted month can save you up to 35%.

When is the cheapest time to fly from State of Washington to Barcelona (WA - BCN)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Barcelona as you normally would.

Cheap Aer Lingus flights from Washington to Barcelona

Consider these cheap Aer Lingus flights we've found departing from Washington to Barcelona. Deals update often to give you more flight options matching your criteria

Cheap Air Canada flights from Washington to Barcelona

Some of the best deals we've found on Air Canada flights traveling from Washington to Barcelona. Deals are refreshing constantly so come back soon for more options.

Cheap Washington to Barcelona flights in September & October 2023

The best prices found for Washington to Barcelona flights for September, October
These are some of the best deals we've found on flights to Barcelona in 2023 at this time. If these deals don't appeal to you, be sure to come back soon for more options.

Washington to Barcelona 2023 flight deals

Cheap flights to Barcelona from Washington found for this year
These are some of the best deals we've found on flights to Barcelona in 2023 at this time. If these deals don't appeal to you, be sure to come back soon for more options.

Washington to Barcelona flights leaving soon

Late deals on return flights to Barcelona from Washington, departing today and this week
Consider one of these great deals we found on last-minute flights from Washington to Barcelona. To prevent any unwanted surprises, users should verify their flight info before booking.

One-way flights to Barcelona from Washington

The cheapest one-way flights from Washington to Barcelona
Take a look at some of the one-way flights we've detected from Washington to Barcelona. For those needing a return trip from Washington, there is a search form available above.

Find flights from Washington to Barcelona within your budget

Use the slider to find flights from Washington to Barcelona that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$471 - $525

Route

Depart

Return

Price

Seattle/Tacoma IntlBarcelona-El Prat

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Wed 11/29

1 stop15h 20m

Barcelona-El Prat

Wed 12/13

1 stop15h 45m

Seattle/Tacoma IntlBarcelona-El Prat

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Wed 11/22

2 stops16h 45m

Barcelona-El Prat

Thu 12/14

1 stop20h 49m

Seattle/Tacoma IntlBarcelona-El Prat

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Wed 11/29

2 stops17h 33m

Barcelona-El Prat

Thu 12/7

2 stops32h 51m

Seattle/Tacoma IntlBarcelona-El Prat

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Mon 11/27

1 stop23h 35m

Barcelona-El Prat

Tue 12/12

1 stop22h 15m

Seattle/Tacoma IntlBarcelona-El Prat

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Tue 11/28

1 stop14h 50m

Barcelona-El Prat

Tue 12/12

1 stop19h 22m

Seattle/Tacoma IntlBarcelona-El Prat

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Wed 11/29

2 stops20h 14m

Barcelona-El Prat

Wed 12/13

1 stop21h 53m

Seattle/Tacoma IntlBarcelona-El Prat

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Tue 1/16

2 stops16h 55m

Barcelona-El Prat

Wed 1/24

1 stop18h 04m

Seattle/Tacoma IntlBarcelona-El Prat

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Sun 10/8

1 stop18h 10m

Barcelona-El Prat

Tue 10/17

1 stop14h 25m

Seattle/Tacoma IntlBarcelona-El Prat

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Tue 11/28

1 stop12h 35m

Barcelona-El Prat

Tue 12/12

1 stop17h 52m

Flights are sorted by cheapest first

Deals found on 9/21

Reviews of airlines servicing Barcelona

Read through reviews of airlines operating flights from Washington to Barcelona, such as Aer Lingus, Air Canada and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
3,033 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Delta
7.9
Good
3,033 reviews
Delta
7.9
Good
3,033 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Air France
7.6
Good
273 reviews
Delta
7.9
Good
3,033 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Austrian Airlines
7.5
Good
189 reviews
Delta
7.9
Good
3,033 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

KLM
7.5
Good
196 reviews
Delta
7.9
Good
3,033 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

United Airlines
7.4
Good
1,890 reviews
Delta
7.9
Good
3,033 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Related info for your journey

Useful info, stats and facts about Washington to Barcelona flights.

Can I find flights from State of Washington to Barcelona for under $500 on Cheapflights?

Yes, there are multiple flights from State of Washington to Barcelona for under $500. The cheapest flight booked recently is on Aer Lingus for just $471, but on average you can expect to pay $500.

Are there last-minute flights available from State of Washington to Barcelona for under $1,500?

There are currently 5+ open flights from State of Washington to Barcelona within the next 7 days for less than $1,500.

What are the cheapest airlines to fly from State of Washington to Barcelona one-way?

To fly one-way, consider booking your trip with Lufthansa, which is currently one of the cheapest options available, starting at $320. WestJet flights start at $346 while deals on United Airlines start at $436 one-way.

What are the most popular routes from State of Washington to Barcelona?

What are the most popular airlines that fly from State of Washington to Barcelona?

What does SEA to BCN mean?

This is defined as Seattle/Tacoma Intl Airport (SEA) and Barcelona-El Prat Airport (BCN). Codes like Barcelona-El Prat Airport are often used to just call airports uniquely. Girona Costa Brava Airport (GRO), Reus Airport (REU), La Seu d'Urgell Aeroport De La Seu Airport (LEU), Lleida-Alguaire Airport (ILD) are other airports near this flight route and their unique identifiers/IATA codes.

Top 10 airlines flying from Washington to Barcelona

The chart below displays the airlines Cheapflights users traveling from Washington to Barcelona choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$533Average$954FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest$540Average$863FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
IcelandairCheapest$554Average$703FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
LufthansaCheapest$590Average$1,046FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
DeltaCheapest$625Average$990FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air FranceCheapest$696Average$997FlexibilityNo cancel feeOn-time77%
Search Air France flights
United AirlinesCheapest$709Average$1,098FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$719Average$963FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
FinnairCheapest$730Average$998FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IberiaCheapest$748Average$1,032FlexibilityNo cancel feeOn-time77%
Search Iberia flights
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