How long does it take to fly to Bilbao?

Flight times from State of Washington to Bilbao vary, but if you’re flying out of Seattle and flying into Bilbao (one of the most popular routes), then the duration is 17h 55m on average. Another popular route from State of Washington to Bilbao is flying from Pasco to Bilbao, which will take roughly 20h 50m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Bilbao?

Lufthansa, Delta and United Airlines are the top three most popular airlines that fly to Bilbao from State of Washington according to our data. Lufthansa is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Bilbao. Keep in mind that there are 4 different airlines that fly to Bilbao on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Washington to Bilbao?

Aer Lingus and United Airlines are the most popular carriers operating from Washington to Bilbao

When did momondo last update prices for flights from Washington to Bilbao Airport?

Prices for flights from Washington to Bilbao Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Washington to Bilbao Airport?

As of November 2026, there are 4 operators available to choose from for flights from Washington to Bilbao Airport.

How old do you have to be to fly from Washington to Bilbao Airport?

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 Washington to Bilbao Airport.

What documentation or ID do you need to fly to Bilbao Airport?

The necessary travel and health documents for your Bilbao Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$495 Cheap Flights from Washington to Bilbao in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington to Bilbao

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:50 pm - 9:55 pmSEA Seattle/Tacoma Intl-BIO Bilbao

22h 05m1 stop Munich Franz Josef Strauss

6:45 am - 12:00 pmBIO Bilbao-SEA Seattle/Tacoma Intl

14h 15m1 stop Frankfurt am Main

$719United Airlines

Sun, Feb 7 - Thu, Feb 11

10:10 am - 5:45 pmSEA Seattle/Tacoma Intl-BIO Bilbao

22h 35m2 stops Vancouver Intl Munich Franz Josef Strauss

6:45 am - 6:22 pmBIO Bilbao-SEA Seattle/Tacoma Intl

20h 37m2 stops Frankfurt am Main Vancouver Intl

$720Air Canada

Sun, Feb 7 - Thu, Feb 11

2:50 pm - 9:55 pmSEA Seattle/Tacoma Intl-BIO Bilbao

22h 05m1 stop Munich Franz Josef Strauss

6:45 am - 12:00 pmBIO Bilbao-SEA Seattle/Tacoma Intl

14h 15m1 stop Frankfurt am Main

$720United Airlines

Sun, Feb 7 - Thu, Feb 11

2:35 pm - 10:35 pmSEA Seattle/Tacoma Intl-BIO Bilbao

23h 00m2 stops Reykjavik Keflavik Intl London Gatwick

5:05 pm - 5:00 pmBIO Bilbao-SEA Seattle/Tacoma Intl

32h 55m2 stops London Heathrow Reykjavik Keflavik Intl

$721Multiple Airlines

Mon, Jan 4 - Mon, Jan 11

3:15 pm - 11:40 amSEA Seattle/Tacoma Intl-BIO Bilbao

35h 25m2 stops Vancouver Intl Frankfurt am Main

6:45 am - 9:57 pmBIO Bilbao-SEA Seattle/Tacoma Intl

24h 12m2 stops Frankfurt am Main Vancouver Intl

$731Air Canada

Sun, Feb 7 - Thu, Feb 11

2:50 pm - 5:00 pmSEA Seattle/Tacoma Intl-BIO Bilbao

17h 10m2 stops Munich Franz Josef Strauss Frankfurt am Main

6:45 am - 12:00 pmBIO Bilbao-SEA Seattle/Tacoma Intl

14h 15m1 stop Frankfurt am Main

$752United Airlines

Sun, Feb 7 - Thu, Feb 11

1:50 pm - 5:00 pmSEA Seattle/Tacoma Intl-BIO Bilbao

18h 10m1 stop Frankfurt am Main

7:30 am - 1:00 pmBIO Bilbao-SEA Seattle/Tacoma Intl

14h 30m1 stop Munich Franz Josef Strauss

$770Lufthansa

Mon, Jan 25 - Fri, Feb 5

1:50 pm - 5:00 pmSEA Seattle/Tacoma Intl-BIO Bilbao

18h 10m1 stop Frankfurt am Main

6:45 am - 2:37 pmBIO Bilbao-SEA Seattle/Tacoma Intl

16h 52m2 stops Frankfurt am Main Vancouver Intl

$777Lufthansa

Mon, Jan 25 - Fri, Feb 5

6:00 am - 11:30 amSEA Seattle/Tacoma Intl-BIO Bilbao

20h 30m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

11:55 am - 11:50 amBIO Bilbao-SEA Seattle/Tacoma Intl

32h 55m1 stop Amsterdam Schiphol

$831Delta

Sun, Dec 6 - Mon, Dec 21

6:00 am - 11:30 amSEA Seattle/Tacoma Intl-BIO Bilbao

20h 30m2 stops Minneapolis St Paul Paris Charles de Gaulle

7:10 am - 11:55 pmBIO Bilbao-SEA Seattle/Tacoma Intl

25h 45m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson

$847Delta

Sun, Dec 6 - Mon, Dec 21

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United Airlines flights from State of Washington to Bilbao

Our best United Airlines deals on State of Washington to Bilbao flight tickets

United Airlines

Feb 7

SEA2:50 pmSeattle/Tacoma Intl

22h 05m

1 stop

BIO9:55 pmBilbao

Feb 11

BIO6:45 amBilbao

14h 15m

1 stop

SEA12:00 pmSeattle/Tacoma Intl

$719

United Airlines

Feb 7

SEA2:50 pmSeattle/Tacoma Intl

22h 05m

1 stop

BIO9:55 pmBilbao

Feb 11

BIO6:45 amBilbao

14h 15m

1 stop

SEA12:00 pmSeattle/Tacoma Intl

$720

United Airlines

Feb 7

SEA2:50 pmSeattle/Tacoma Intl

17h 10m

2 stops

BIO5:00 pmBilbao

Feb 11

BIO6:45 amBilbao

14h 15m

1 stop

SEA12:00 pmSeattle/Tacoma Intl

$752

Air Canada flights from State of Washington to Bilbao

Our best Air Canada deals on State of Washington to Bilbao flight tickets

Air Canada

Feb 7

SEA3:15 pmSeattle/Tacoma Intl

35h 25m

2 stops

BIO11:40 amBilbao

Feb 11

BIO6:45 amBilbao

24h 12m

2 stops

SEA9:57 pmSeattle/Tacoma Intl

$731

Air Canada

Feb 7

SEA10:10 amSeattle/Tacoma Intl

21h 50m

2 stops

BIO5:00 pmBilbao

Feb 11

BIO6:45 amBilbao

16h 52m

2 stops

SEA2:37 pmSeattle/Tacoma Intl

$732

Air Canada

Jan 25

SEA7:45 amSeattle/Tacoma Intl

24h 15m

2 stops

BIO5:00 pmBilbao

Feb 5

BIO6:45 amBilbao

24h 12m

3 stops

SEA9:57 pmSeattle/Tacoma Intl

$816

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBilbao

SEA Seattle/Tacoma Intl - BIO Bilbao

SEABIO

Seattle/Tacoma Intl

Sun 2/7

2:50 pm-9:55 pm

1 stop22h 05m

Bilbao

Thu 2/11

6:45 am-12:00 pm

1 stop14h 15m

$719

SeattleBilbao

SEA Seattle/Tacoma Intl - BIO Bilbao

SEABIO

Seattle/Tacoma Intl

Sun 2/7

10:10 am-5:45 pm

2 stops22h 35m

Bilbao

Thu 2/11

6:45 am-6:22 pm

2 stops20h 37m

$720

SeattleBilbao

SEA Seattle/Tacoma Intl - BIO Bilbao

SEABIO

Seattle/Tacoma Intl

Sun 2/7

2:50 pm-9:55 pm

1 stop22h 05m

Bilbao

Thu 2/11

6:45 am-12:00 pm

1 stop14h 15m

$720

SeattleBilbao

SEA Seattle/Tacoma Intl - BIO Bilbao

SEABIO

Seattle/Tacoma Intl

Mon 1/4

2:35 pm-10:35 pm

2 stops23h 00m

Bilbao

Mon 1/11

5:05 pm-5:00 pm

2 stops32h 55m

$721

SeattleBilbao

SEA Seattle/Tacoma Intl - BIO Bilbao

SEABIO

Seattle/Tacoma Intl

Sun 2/7

3:15 pm-11:40 am

2 stops35h 25m

Bilbao

Thu 2/11

6:45 am-9:57 pm

2 stops24h 12m

$731

Quickest round-trip

SeattleBilbao

SEA Seattle/Tacoma Intl - BIO Bilbao

SEABIO

Seattle/Tacoma Intl

Sun 2/7

2:50 pm-5:00 pm

2 stops17h 10m

Bilbao

Thu 2/11

6:45 am-12:00 pm

1 stop14h 15m

$752

SeattleBilbao

SEA Seattle/Tacoma Intl - BIO Bilbao

SEABIO

Seattle/Tacoma Intl

Mon 1/25

1:50 pm-5:00 pm

1 stop18h 10m

Bilbao

Fri 2/5

7:30 am-1:00 pm

1 stop14h 30m

$770

SeattleBilbao

SEA Seattle/Tacoma Intl - BIO Bilbao

SEABIO

Seattle/Tacoma Intl

Mon 1/25

1:50 pm-5:00 pm

1 stop18h 10m

Bilbao

Fri 2/5

6:45 am-2:37 pm

2 stops16h 52m

$777

SeattleBilbao

SEA Seattle/Tacoma Intl - BIO Bilbao

SEABIO

Seattle/Tacoma Intl

Sun 12/6

6:00 am-11:30 am

2 stops20h 30m

Bilbao

Mon 12/21

11:55 am-11:50 am

1 stop32h 55m

$831

SeattleBilbao

SEA Seattle/Tacoma Intl - BIO Bilbao

SEABIO

Seattle/Tacoma Intl

Sun 12/6

6:00 am-11:30 am

2 stops20h 30m

Bilbao

Mon 12/21

7:10 am-11:55 pm

2 stops25h 45m

$847

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington to Bilbao

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 Bilbao?

The cheapest month to fly to Bilbao from State of Washington is in February. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you’re not able to fly to Bilbao in February, then January is your next best option. Flight prices from State of Washington to Bilbao during January average around $484.

Can stopping save me money on State of Washington to Bilbao flights?

You could potentially save up to 5% on your flight if you consider stops on a State of Washington to Bilbao flight.

Cheap State of Washington to Bilbao flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Bilbao

Best Price Found	$495
Fastest flight time	17h 55m
Direct flights	None

The best one-way flight to Bilbao from State of Washington in the past 72 hours is $495. The best round-trip flight deal from State of Washington to Bilbao found on momondo in the last 72 hours is $719.

The fastest flight from State of Washington to Bilbao takes 17h 55m

There are no direct flights from State of Washington to Bilbao. There are no popular flight routes from State of Washington to Bilbao.

Search flight deals

Frequently asked questions about flying from Washington to Bilbao

When did momondo last update prices for flights from Washington to Bilbao Airport?
Prices for flights from Washington to Bilbao Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Washington to Bilbao Airport?
As of November 2026, there are 4 operators available to choose from for flights from Washington to Bilbao Airport.
How old do you have to be to fly from Washington to Bilbao Airport?
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 Washington to Bilbao Airport.
What documentation or ID do you need to fly to Bilbao Airport?
The necessary travel and health documents for your Bilbao Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Bilbao

Compare and see reviews for airlines that fly from State of Washington to Bilbao with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $484	Free Cancellation	Rating 7.3 10,473 reviews	Search United Airlines flights
KLM	PriceFrom $581	Free Cancellation	Rating 7.8 1,594 reviews	Search KLM flights
Delta	PriceFrom $654	Free Cancellation	Rating 7.8 8,702 reviews	Search Delta flights
Lufthansa	PriceFrom $683	Free Cancellation	Rating 6.8 8,296 reviews	Search Lufthansa flights

Getxo

Laredo

Lekeitio

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It is quick and easy to find Washington to Bilbao flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Bilbao that suits you.

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

Yes. momondo enables you to select and highlight flights to Bilbao from Washington with this policy.

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

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 Washington to Bilbao.

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

Yes momondo offers price alerts on flights to Bilbao from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from Washington to Bilbao from $495

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Bilbao departing on 12/11. 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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United Airlines flights from State of Washington to Bilbao

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How to get the cheapest flight ticket from State of Washington to Bilbao

What is the cheapest month to fly to Bilbao?

Can stopping save me money on State of Washington to Bilbao flights?

What is the cheapest airline that flies from Washington to Bilbao?

What airlines fly to Bilbao?

How long does it take to fly to Bilbao?

Cheap State of Washington to Bilbao flight deals and tips

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