What is the cheapest airline that flies from Bilbao to Seattle/Tacoma Intl?

KLM, Aer Lingus, and Air Europa are the most popular carriers operating from Bilbao to Seattle/Tacoma Intl

When did momondo last update prices for flights from Bilbao Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Bilbao Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

How old do you have to be to fly from Bilbao Airport to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bilbao Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The necessary travel and health documents for your Seattle/Tacoma Intl 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.

$507 Cheap Flights from Bilbao to Seattle in 2026

Find the cheapest flights from Bilbao to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:35 am - 5:55 pmBIO Bilbao-SEA Seattle/Tacoma Intl

39h 20m2 stops London Gatwick Reykjavik Keflavik Intl

7:00 pm - 10:40 pmSEA Seattle/Tacoma Intl-BIO Bilbao

18h 40m2 stops Reykjavik Keflavik Intl London Gatwick

$839Multiple Airlines

Sun, Oct 18 - Thu, Oct 22

11:35 am - 5:55 pmBIO Bilbao-SEA Seattle/Tacoma Intl

39h 20m2 stops London Gatwick Reykjavik Keflavik Intl

7:00 pm - 10:50 amSEA Seattle/Tacoma Intl-BIO Bilbao

30h 50m3 stops Reykjavik Keflavik Intl London Gatwick Barcelona-El Prat

$869Multiple Airlines

Sun, Oct 18 - Thu, Oct 22

1:45 pm - 11:45 amBIO Bilbao-SEA Seattle/Tacoma Intl

55h 00m2 stops London Heathrow Reykjavik Keflavik Intl

3:40 pm - 10:40 pmSEA Seattle/Tacoma Intl-BIO Bilbao

22h 00m2 stops Reykjavik Keflavik Intl London Gatwick

$876Multiple Airlines

Tue, Sep 8 - Fri, Sep 18

8:20 am - 9:40 amBIO Bilbao-SEA Seattle/Tacoma Intl

34h 20m3 stops Madrid Barajas Halifax Intl Calgary

3:40 pm - 8:00 pmSEA Seattle/Tacoma Intl-BIO Bilbao

19h 20m2 stops Reykjavik Keflavik Intl Milan Malpensa

$878Multiple Airlines

Sun, Sep 6 - Sun, Sep 13

10:20 am - 11:45 amBIO Bilbao-SEA Seattle/Tacoma Intl

34h 25m2 stops Kastrup Copenhagen Reykjavik Keflavik Intl

7:00 pm - 11:05 amSEA Seattle/Tacoma Intl-BIO Bilbao

31h 05m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Munich Franz Josef Strauss

$887Multiple Airlines

Thu, Sep 3 - Tue, Sep 8

6:50 am - 11:55 amBIO Bilbao-SEA Seattle/Tacoma Intl

14h 05m1 stop Frankfurt am Main

2:10 pm - 10:25 pmSEA Seattle/Tacoma Intl-BIO Bilbao

23h 15m1 stop Frankfurt am Main

$889Lufthansa

Wed, Sep 16 - Wed, Sep 23

6:45 am - 4:27 pmBIO Bilbao-SEA Seattle/Tacoma Intl

18h 42m1 stop Amsterdam Schiphol

1:30 pm - 5:30 pmSEA Seattle/Tacoma Intl-BIO Bilbao

19h 00m1 stop Paris Charles de Gaulle

$894Delta

Sun, Aug 30 - Sun, Sep 6

6:50 am - 11:55 amBIO Bilbao-SEA Seattle/Tacoma Intl

14h 05m1 stop Frankfurt am Main

6:50 pm - 11:25 pmSEA Seattle/Tacoma Intl-BIO Bilbao

19h 35m1 stop Munich Franz Josef Strauss

$895Lufthansa

Tue, Sep 8 - Fri, Sep 18

6:45 am - 4:35 pmBIO Bilbao-SEA Seattle/Tacoma Intl

18h 50m1 stop Amsterdam Schiphol

1:30 pm - 5:30 pmSEA Seattle/Tacoma Intl-BIO Bilbao

19h 00m1 stop Paris Charles de Gaulle

$896Multiple Airlines

Wed, Sep 2 - Sun, Sep 13

6:45 am - 4:27 pmBIO Bilbao-SEA Seattle/Tacoma Intl

18h 42m1 stop Amsterdam Schiphol

5:30 am - 9:50 amSEA Seattle/Tacoma Intl-BIO Bilbao

19h 20m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

$897Delta

Sun, Aug 30 - Sun, Sep 6

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Lufthansa flights from Bilbao to Seattle

Our best Lufthansa deals on Bilbao to Seattle flight tickets

Lufthansa

Sep 16

BIO6:50 amBilbao

14h 05m

1 stop

SEA11:55 amSeattle/Tacoma Intl

Sep 23

SEA2:10 pmSeattle/Tacoma Intl

23h 15m

1 stop

BIO10:25 pmBilbao

$889

Lufthansa

Sep 8

BIO6:50 amBilbao

14h 05m

1 stop

SEA11:55 amSeattle/Tacoma Intl

Sep 18

SEA6:50 pmSeattle/Tacoma Intl

19h 35m

1 stop

BIO11:25 pmBilbao

$895

Lufthansa

Sep 8

BIO6:40 pmBilbao

26h 15m

2 stops

SEA11:55 amSeattle/Tacoma Intl

Sep 18

SEA6:50 pmSeattle/Tacoma Intl

19h 00m

2 stops

BIO10:50 pmBilbao

$965

Delta flights from Bilbao to Seattle

Our best Delta deals on Bilbao to Seattle flight tickets

Delta

Aug 30

BIO6:45 amBilbao

18h 42m

1 stop

SEA4:27 pmSeattle/Tacoma Intl

Sep 6

SEA1:30 pmSeattle/Tacoma Intl

19h 00m

1 stop

BIO5:30 pmBilbao

$894

Delta

Aug 30

BIO6:45 amBilbao

18h 42m

1 stop

SEA4:27 pmSeattle/Tacoma Intl

Sep 6

SEA1:30 pmSeattle/Tacoma Intl

19h 00m

1 stop

BIO5:30 pmBilbao

$897

Delta

Sep 2

BIO6:45 amBilbao

20h 59m

2 stops

SEA6:44 pmSeattle/Tacoma Intl

Sep 13

SEA1:30 pmSeattle/Tacoma Intl

19h 00m

1 stop

BIO5:30 pmBilbao

$899

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BilbaoSeattle

BIO Bilbao - SEA Seattle/Tacoma Intl

BIOSEA

Bilbao

Sun 10/18

11:35 am-5:55 pm

2 stops39h 20m

Seattle/Tacoma Intl

Thu 10/22

7:00 pm-10:40 pm

2 stops18h 40m

$839

BilbaoSeattle

BIO Bilbao - SEA Seattle/Tacoma Intl

BIOSEA

Bilbao

Sun 10/18

11:35 am-5:55 pm

2 stops39h 20m

Seattle/Tacoma Intl

Thu 10/22

7:00 pm-10:50 am

3 stops30h 50m

$869

BilbaoSeattle

BIO Bilbao - SEA Seattle/Tacoma Intl

BIOSEA

Bilbao

Tue 9/8

1:45 pm-11:45 am

2 stops55h 00m

Seattle/Tacoma Intl

Fri 9/18

3:40 pm-10:40 pm

2 stops22h 00m

$876

BilbaoSeattle

BIO Bilbao - SEA Seattle/Tacoma Intl

BIOSEA

Bilbao

Sun 9/6

8:20 am-9:40 am

3 stops34h 20m

Seattle/Tacoma Intl

Sun 9/13

3:40 pm-8:00 pm

2 stops19h 20m

$878

BilbaoSeattle

BIO Bilbao - SEA Seattle/Tacoma Intl

BIOSEA

Bilbao

Thu 9/3

10:20 am-11:45 am

2 stops34h 25m

Seattle/Tacoma Intl

Tue 9/8

7:00 pm-11:05 am

3 stops31h 05m

$887

BilbaoSeattle

BIO Bilbao - SEA Seattle/Tacoma Intl

BIOSEA

Bilbao

Wed 9/16

6:50 am-11:55 am

1 stop14h 05m

Seattle/Tacoma Intl

Wed 9/23

2:10 pm-10:25 pm

1 stop23h 15m

$889

BilbaoSeattle

BIO Bilbao - SEA Seattle/Tacoma Intl

BIOSEA

Bilbao

Sun 8/30

6:45 am-4:27 pm

1 stop18h 42m

Seattle/Tacoma Intl

Sun 9/6

1:30 pm-5:30 pm

1 stop19h 00m

$894

Quickest round-trip

BilbaoSeattle

BIO Bilbao - SEA Seattle/Tacoma Intl

BIOSEA

Bilbao

Tue 9/8

6:50 am-11:55 am

1 stop14h 05m

Seattle/Tacoma Intl

Fri 9/18

6:50 pm-11:25 pm

1 stop19h 35m

$895

BilbaoSeattle

BIO Bilbao - SEA Seattle/Tacoma Intl

BIOSEA

Bilbao

Wed 9/2

6:45 am-4:35 pm

1 stop18h 50m

Seattle/Tacoma Intl

Sun 9/13

1:30 pm-5:30 pm

1 stop19h 00m

$896

BilbaoSeattle

BIO Bilbao - SEA Seattle/Tacoma Intl

BIOSEA

Bilbao

Sun 8/30

6:45 am-4:27 pm

1 stop18h 42m

Seattle/Tacoma Intl

Sun 9/6

5:30 am-9:50 am

2 stops19h 20m

$897

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 Bilbao to Seattle

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

Can stopping save me money on Bilbao to Seattle flights?

You could potentially save up to 4% on your flight if you consider stops on a Bilbao to Seattle flight.

When to book flights from Bilbao to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Bilbao to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Bilbao to Seattle (BIO to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bilbao to Seattle

Best Price Found	$507
Fastest flight time	14h 05m
Direct flights	None

The best one-way flight to Seattle from Bilbao in the past 72 hours is $507. The best round-trip flight deal from Bilbao to Seattle found on momondo in the last 72 hours is $839.

The fastest flight from Bilbao to Seattle takes 14h 05m

There are no direct flights from Bilbao to Seattle. There are no popular flight routes from Bilbao to Seattle.

Search flight deals

Frequently asked questions about flying from Bilbao to Seattle

How far is Bilbao to Seattle/Tacoma Intl by plane?
The distance between Bilbao and Seattle/Tacoma Intl is about 5152.4 mi. Typically, this will take 14h 05m by plane in normal conditions.
When did momondo last update prices for flights from Bilbao Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Bilbao Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
How old do you have to be to fly from Bilbao Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bilbao Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl 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.

Tacoma

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SeaTac

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Renton

Kent

Olympia

Lynnwood

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Lakewood

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Puyallup

Fife

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Lacey

Shoreline

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Why should I use momondo to find a flight deal from Bilbao to Seattle?

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

momondo does allow users to show only those flights to Seattle from Bilbao which offer a flexible booking policy as well as other useful filters and features.

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

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 Bilbao to Seattle.

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

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Bilbao and alert you when they change.