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 14h 05m on average. Another popular route from State of Washington to Bilbao is flying from Pasco to Bilbao, which will take roughly 19h 50m. Keep in mind that layovers or delays could extend your travel time.

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

Lufthansa, Air France, and United Airlines are the most popular carriers operating from Washington to Bilbao

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 57% 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.

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 August 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.

$240 Cheap Flights from Washington to Bilbao in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington to Bilbao

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:00 am - 9:55 pmPDX Portland-BIO Bilbao

26h 55m2 stops Vancouver Intl Munich Franz Josef Strauss

6:45 am - 2:41 pmBIO Bilbao-PDX Portland

16h 56m2 stops Frankfurt am Main Vancouver Intl

$707Multiple Airlines

Tue, Jan 12 - Tue, Jan 26

10:00 am - 9:55 pmPDX Portland-BIO Bilbao

26h 55m2 stops Vancouver Intl Munich Franz Josef Strauss

6:45 am - 9:26 amBIO Bilbao-PDX Portland

35h 41m3 stops Frankfurt am Main Calgary Vancouver Intl

$728Multiple Airlines

Tue, Jan 12 - Tue, Jan 26

5:15 am - 5:00 pmPSC Pasco Tri Cities-BIO Bilbao

26h 45m2 stops Denver Intl Frankfurt am Main

6:45 am - 9:07 pmBIO Bilbao-PSC Pasco Tri Cities

23h 22m2 stops Frankfurt am Main Denver Intl

$755United Airlines

Sun, Feb 7 - Tue, Feb 9

6:50 pm - 5:55 pmSEA Seattle/Tacoma Intl-BIO Bilbao

14h 05m1 stop Munich Franz Josef Strauss

6:50 am - 2:22 pmBIO Bilbao-SEA Seattle/Tacoma Intl

16h 32m2 stops Frankfurt am Main Vancouver Intl

$773Lufthansa

Tue, Sep 22 - Tue, Oct 6

6:50 pm - 5:55 pmSEA Seattle/Tacoma Intl-BIO Bilbao

14h 05m1 stop Munich Franz Josef Strauss

6:50 am - 6:32 pmBIO Bilbao-SEA Seattle/Tacoma Intl

20h 42m2 stops Frankfurt am Main Vancouver Intl

$773Lufthansa

Sun, Sep 27 - Thu, Oct 8

6:45 am - 9:50 amPDX Portland-BIO Bilbao

18h 05m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

12:00 pm - 11:10 amBIO Bilbao-PDX Portland

32h 10m1 stop Amsterdam Schiphol

$787Delta

Mon, Sep 28 - Mon, Oct 5

11:59 pm - 9:50 amSEA Seattle/Tacoma Intl-BIO Bilbao

24h 51m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

12:00 pm - 11:52 amBIO Bilbao-SEA Seattle/Tacoma Intl

32h 52m1 stop Amsterdam Schiphol

$787Delta

Sun, Sep 20 - Mon, Oct 5

5:00 am - 10:45 amSEA Seattle/Tacoma Intl-BIO Bilbao

20h 45m2 stops Denver Intl Newark

6:50 am - 6:32 pmBIO Bilbao-SEA Seattle/Tacoma Intl

20h 42m2 stops Frankfurt am Main Vancouver Intl

$789United Airlines

Tue, Sep 22 - Tue, Oct 6

1:05 pm - 11:15 amPDX Portland-BIO Bilbao

13h 10m1 stop Amsterdam Schiphol

6:45 am - 11:10 amBIO Bilbao-PDX Portland

13h 25m1 stop Amsterdam Schiphol

$891KLM

Thu, Oct 15 - Sat, Oct 24

1:05 pm - 4:30 pmPDX Portland-BIO Bilbao

18h 25m1 stop Amsterdam Schiphol

6:45 am - 11:10 amBIO Bilbao-PDX Portland

13h 25m1 stop Amsterdam Schiphol

$1,031KLM

Thu, Oct 8 - Sun, Oct 18

Cheap last minute flights

Enter your travel dates to find the best prices.

10:19 am - 10:05 pmSEA Seattle/Tacoma Intl-BIO Bilbao

26h 46m2 stops Chicago O'Hare Intl Madrid Barajas

6:45 am - 11:59 pmBIO Bilbao-SEA Seattle/Tacoma Intl

26h 14m2 stops Madrid Barajas Chicago O'Hare Intl

$947Finnair

Sun, Aug 16 - Tue, Aug 25

8:20 pm - 8:30 amSEA Seattle/Tacoma Intl-BIO Bilbao

27h 10m2 stops London Heathrow Madrid Barajas

9:15 am - 11:59 pmBIO Bilbao-SEA Seattle/Tacoma Intl

23h 44m2 stops Madrid Barajas Chicago O'Hare Intl

$1,007British Airways

Sun, Aug 16 - Tue, Aug 25

3:40 pm - 10:15 amSEA Seattle/Tacoma Intl-BIO Bilbao

33h 35m3 stops Reykjavik Keflavik Intl Milan Malpensa Barcelona-El Prat

6:20 pm - 11:45 amBIO Bilbao-SEA Seattle/Tacoma Intl

26h 25m2 stops Milan Malpensa Reykjavik Keflavik Intl

$1,040Multiple Airlines

Sun, Aug 16 - Tue, Aug 25

3:40 pm - 12:25 pmSEA Seattle/Tacoma Intl-BIO Bilbao

35h 45m3 stops Reykjavik Keflavik Intl Milan Malpensa Barcelona-El Prat

1:00 pm - 11:45 amBIO Bilbao-SEA Seattle/Tacoma Intl

31h 45m3 stops Barcelona-El Prat Milan Malpensa Reykjavik Keflavik Intl

$1,046Multiple Airlines

Sun, Aug 16 - Tue, Aug 25

8:20 pm - 8:30 amSEA Seattle/Tacoma Intl-BIO Bilbao

27h 10m2 stops London Heathrow Madrid Barajas

9:15 am - 8:52 pmBIO Bilbao-SEA Seattle/Tacoma Intl

20h 37m2 stops Madrid Barajas Chicago O'Hare Intl

$1,061British Airways

Sun, Aug 16 - Mon, Aug 24

7:10 pm - 5:25 pmSEA Seattle/Tacoma Intl-BIO Bilbao

13h 15m1 stop Dublin

6:05 pm - 5:10 pmBIO Bilbao-SEA Seattle/Tacoma Intl

32h 05m1 stop Dublin

$1,062Aer Lingus

Sun, Aug 16 - Wed, Aug 26

1:30 pm - 6:35 pmSEA Seattle/Tacoma Intl-BIO Bilbao

20h 05m1 stop London Heathrow

9:15 am - 8:52 pmBIO Bilbao-SEA Seattle/Tacoma Intl

20h 37m2 stops Madrid Barajas Chicago O'Hare Intl

$1,120British Airways

Sun, Aug 16 - Tue, Aug 25

5:00 am - 12:45 pmSEA Seattle/Tacoma Intl-BIO Bilbao

22h 45m2 stops Dallas/Fort Worth Madrid Barajas

6:45 am - 6:25 pmBIO Bilbao-SEA Seattle/Tacoma Intl

20h 40m2 stops Madrid Barajas London Heathrow

$1,207Iberia

Sun, Aug 16 - Wed, Aug 26

11:45 pm - 6:00 pmSEA Seattle/Tacoma Intl-BIO Bilbao

33h 15m3 stops Boston Logan Intl Porto Lisbon Humberto Delgado

6:50 pm - 10:53 pmBIO Bilbao-SEA Seattle/Tacoma Intl

37h 03m2 stops Lisbon Humberto Delgado Boston Logan Intl

$3,508TAP AIR PORTUGAL

Sun, Aug 16 - Tue, Aug 25

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Delta flights from State of Washington to Bilbao

Our best Delta deals on State of Washington to Bilbao flight tickets

Delta

Sep 28

PDX6:45 amPortland

18h 05m

2 stops

BIO9:50 amBilbao

Oct 5

BIO12:00 pmBilbao

32h 10m

1 stop

PDX11:10 amPortland

$787

Delta

Sep 27

PDX6:45 amPortland

18h 05m

2 stops

BIO9:50 amBilbao

Oct 6

BIO12:00 pmBilbao

32h 10m

1 stop

PDX11:10 amPortland

$789

Delta

Sep 27

PDX1:05 pmPortland

13h 10m

1 stop

BIO11:15 amBilbao

Oct 6

BIO6:45 amBilbao

13h 25m

1 stop

PDX11:10 amPortland

$791

Air Canada flights from State of Washington to Bilbao

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

Air Canada

Jan 12

PDX7:00 amPortland

25h 00m

3 stops

BIO5:00 pmBilbao

Jan 26

BIO6:45 amBilbao

35h 41m

3 stops

PDX9:26 amPortland

$821

Air Canada

Dec 24

SEA8:15 amSeattle/Tacoma Intl

24h 30m

2 stops

BIO5:45 pmBilbao

Dec 31

BIO6:45 amBilbao

23h 14m

2 stops

SEA8:59 pmSeattle/Tacoma Intl

$846

Air Canada

Dec 24

SEA8:15 amSeattle/Tacoma Intl

24h 30m

2 stops

BIO5:45 pmBilbao

Dec 31

BIO6:45 amBilbao

23h 14m

2 stops

SEA8:59 pmSeattle/Tacoma Intl

$847

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBilbao

PDX Portland - BIO Bilbao

PDXBIO

Portland

Tue 1/12

10:00 am-9:55 pm

2 stops26h 55m

Bilbao

Tue 1/26

6:45 am-2:41 pm

2 stops16h 56m

$707

PortlandBilbao

PDX Portland - BIO Bilbao

PDXBIO

Portland

Tue 1/12

10:00 am-9:55 pm

2 stops26h 55m

Bilbao

Tue 1/26

6:45 am-9:26 am

3 stops35h 41m

$728

PascoBilbao

PSC Pasco Tri Cities - BIO Bilbao

PSCBIO

Pasco Tri Cities

Sun 2/7

5:15 am-5:00 pm

2 stops26h 45m

Bilbao

Tue 2/9

6:45 am-9:07 pm

2 stops23h 22m

$755

SeattleBilbao

SEA Seattle/Tacoma Intl - BIO Bilbao

SEABIO

Seattle/Tacoma Intl

Tue 9/22

6:50 pm-5:55 pm

1 stop14h 05m

Bilbao

Tue 10/6

6:50 am-2:22 pm

2 stops16h 32m

$773

SeattleBilbao

SEA Seattle/Tacoma Intl - BIO Bilbao

SEABIO

Seattle/Tacoma Intl

Sun 9/27

6:50 pm-5:55 pm

1 stop14h 05m

Bilbao

Thu 10/8

6:50 am-6:32 pm

2 stops20h 42m

$773

PortlandBilbao

PDX Portland - BIO Bilbao

PDXBIO

Portland

Mon 9/28

6:45 am-9:50 am

2 stops18h 05m

Bilbao

Mon 10/5

12:00 pm-11:10 am

1 stop32h 10m

$787

SeattleBilbao

SEA Seattle/Tacoma Intl - BIO Bilbao

SEABIO

Seattle/Tacoma Intl

Sun 9/20

11:59 pm-9:50 am

2 stops24h 51m

Bilbao

Mon 10/5

12:00 pm-11:52 am

1 stop32h 52m

$787

SeattleBilbao

SEA Seattle/Tacoma Intl - BIO Bilbao

SEABIO

Seattle/Tacoma Intl

Tue 9/22

5:00 am-10:45 am

2 stops20h 45m

Bilbao

Tue 10/6

6:50 am-6:32 pm

2 stops20h 42m

$789

Quickest round-trip

PortlandBilbao

PDX Portland - BIO Bilbao

PDXBIO

Portland

Thu 10/15

1:05 pm-11:15 am

1 stop13h 10m

Bilbao

Sat 10/24

6:45 am-11:10 am

1 stop13h 25m

$891

PortlandBilbao

PDX Portland - BIO Bilbao

PDXBIO

Portland

Thu 10/8

1:05 pm-4:30 pm

1 stop18h 25m

Bilbao

Sun 10/18

6:45 am-11:10 am

1 stop13h 25m

$1,031

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 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.

How far in advance should I book a flight from Washington to Bilbao?

You are more likely to see cheaper flights to Bilbao from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Bilbao for around $852 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bilbao from State of Washington for as low as $742 on momondo.

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

Fastest flight time	13h 10m
Direct flights	None

The fastest flight from State of Washington to Bilbao takes 13h 10m

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 August 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 7.4 10,101 reviews	Search United Airlines flights
Lufthansa	PriceFrom $522	Free Cancellation	Rating 6.8 8,177 reviews	Search Lufthansa flights
KLM	PriceFrom $581	Free Cancellation	Rating 7.8 1,556 reviews	Search KLM flights
Delta	PriceFrom $654	Free Cancellation	Rating 7.8 8,505 reviews	Search Delta flights

Getxo

Laredo

Lekeitio

Why use momondo?

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

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.

An easier way to manage your Bilbao trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Thu 9/10

Thu 9/17

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Spain

Nearby airports

Airlines

Cabin classes

Other Spain destinations

Other flights from Washington

Complete your trip

Feeling lucky

Airports servicing Basque Country

San Sebastián Airport

Cheap flights from Washington to Bilbao from $240

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 2/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Washington to Bilbao

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Delta flights from State of Washington to Bilbao

Our best Delta deals on State of Washington to Bilbao flight tickets

Air Canada flights from State of Washington to Bilbao

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

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Bilbao that are best for you.

See travel insights to Bilbao from

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

What is the cheapest month to fly to Bilbao?

How far in advance should I book a flight from Washington to Bilbao?

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

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington to Bilbao

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

Traveling to a place near Bilbao?

Why use momondo?

An easier way to manage your Bilbao trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Spain

Airports servicing Basque Country

Fly your favorite airline to Bilbao

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Bilbao

List of cabin classes available on flights landing in Bilbao. Availability may vary depending on flight origin and airline.

Popular cities in Spain

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Washington

According to popular flight searches on momondo this year

Complete your trip to Bilbao

Explore popular destinations other users love

According to popular flight searches on momondo this year