How does KAYAK find such low prices on flights from Washington to Bilbao?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Bilbao. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Bilbao?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Bilbao from Washington is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Washington to Bilbao?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Bilbao with an airline and back to Washington with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Bilbao?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Bilbao from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$236 CHEAP FLIGHTS from Washington to Bilbao

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KAYAK searches hundreds of travel sites at once for deals on flights to Bilbao

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Cheapest round-trip

$468

Overall average: $897

Lufthansa

Fri 2/27Fri 3/6

SEA - BIO • 1 stop

Cheapest one-way

$236

Air France

Mon 5/4

SEA - BIO • 1 stop

Start a new search

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We hope you love your trip to Bilbao!

Flight Deals

Cheap Flights from Washington to Bilbao

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Washington to Bilbao

Fri, Feb 27 - Fri, Mar 6

3:10 pm - 11:20 pm

SEA

BIO

23h 10m

1 stop

6:45 am - 7:03 pm

BIO

SEA

21h 18m

2 stops

$468Lufthansa

Fri, Feb 27 - Fri, Mar 6

3:10 pm - 11:20 pm

SEA

BIO

23h 10m

1 stop

6:45 am - 12:10 pm

BIO

SEA

14h 25m

1 stop

$469Lufthansa

Sun, Mar 1 - Mon, Mar 16

3:10 pm - 6:05 pm

SEA

BIO

17h 55m

1 stop

8:00 am - 11:28 pm

BIO

SEA

23h 28m

2 stops

$474Multiple Airlines

Sun, Mar 1 - Mon, Mar 16

8:17 am - 6:05 pm

SEA

BIO

24h 48m

2 stops

6:45 am - 8:56 pm

BIO

SEA

46h 11m

2 stops

$481United Airlines

Fri, Feb 27 - Tue, Mar 3

7:30 am - 11:20 pm

PDX

BIO

30h 50m

2 stops

6:45 am - 11:04 pm

BIO

PDX

25h 19m

2 stops

$489United Airlines

Fri, Feb 27 - Tue, Mar 3

1:40 pm - 11:20 pm

PDX

BIO

24h 40m

2 stops

6:45 am - 12:34 am

BIO

PDX

26h 49m

2 stops

$490United Airlines

Wed, May 6 - Thu, May 21

6:40 pm - 9:50 am

SEA

BIO

30h 10m

1 stop

12:00 pm - 11:42 am

BIO

SEA

32h 42m

1 stop

$522Multiple Airlines

Wed, May 6 - Thu, May 21

7:15 am - 11:15 am

SEA

BIO

19h 00m

2 stops

6:50 am - 11:42 am

BIO

SEA

13h 52m

1 stop

$531Delta

Sun, Mar 15 - Sun, Mar 22

2:25 pm - 10:45 pm

PDX

BIO

24h 20m

1 stop

11:55 am - 12:25 pm

BIO

PDX

32h 30m

1 stop

$635KLM

Wed, Feb 25 - Sun, Mar 1

5:05 am - 5:20 pm

PSC

BIO

27h 15m

2 stops

6:50 am - 8:04 pm

BIO

PSC

22h 14m

2 stops

$688Delta

Useful Info

Low season	April
High season	August
Cheapest flight	$236

Best time to beat the crowds but there is an average 2% increase in price.

Most popular time to fly with an average 3% increase in price.

Flight from Seattle to Bilbao

How does KAYAK find such low prices on flights from Washington to Bilbao?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Bilbao.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Bilbao?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Bilbao from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to Bilbao?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Bilbao with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Bilbao?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Bilbao from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Getxo

Laredo

Lekeitio

Everything you need to know for your flight to Bilbao

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Information on the airport you'll fly into in Bilbao

Bilbao (BIO)

BIO

$236 Find Cheap Flights from Washington to Bilbao

KAYAK searches hundreds of travel sites at once for deals on flights to Bilbao

Everything you should know

Cheap Flights from Washington to Bilbao

Recent round-trip flight deals from Washington to Bilbao

Recent one-way flight deals from Washington to Bilbao

Recent last minute flight deals from Washington to Bilbao

Good to know

FAQs for booking flights from Washington to Bilbao

How does KAYAK find such low prices on flights from Washington to Bilbao?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Bilbao.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Bilbao?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Bilbao from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to Bilbao?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Bilbao with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Bilbao?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Bilbao from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Bilbao?

Everything you need to know for your flight to Bilbao

Information on the airport you'll fly into in Bilbao

Cabin class types available on flights to Washington

Complete your trip to Bilbao with a hotel stay or car rental

Find direct flights for Bilbao

Flights to other popular destinations

Flights from domestic origins to Bilbao

Choose which airport to fly into in Bilbao

Find deals for your return flight