Question 1

What is the cheapest flight from Bilbao to Seattle?

Accepted Answer

In the last 3 days, the lowest price for a flight from Bilbao to Seattle was $408 for a one-way ticket and $549 for a round-trip. <a href='/flight-routes/Bilbao-BIO/Seattle-Tacoma-Intl-SEA'>Visit our flight page for the latest deals!>/a>

Question 2

Do I need a passport to fly between Bilbao and Seattle?

Accepted Answer

Yes <a href='/flight-routes/Bilbao-BIO/Seattle-Tacoma-Intl-SEA'>Visit our flight page for the latest deals!>/a>

Question 3

Which airports will I be using when flying from Bilbao to Seattle?

Accepted Answer

Bilbao airport is called Bilbao and the only airport in Seattle is Seattle/Tacoma Intl. <a href='/flight-routes/Bilbao-BIO/Seattle-Tacoma-Intl-SEA'>Visit our flight page for the latest deals!>/a>

Question 4

Which aircraft models fly most regularly from Bilbao to Seattle?

Accepted Answer

We unfortunately don’t have that data for this specific route.

Question 5

What is the cheapest month to fly from Bilbao to Seattle?

Accepted Answer

The cheapest month for flights from Bilbao to Seattle is February, where tickets cost $629 (return) on average. On the other hand, the most expensive months are August and April, where the average cost of round-trip tickets is $1,361 and $1,358 respectively.

Question 6

What is the cheapest month to fly from Bilbao to Seattle?

Accepted Answer

The cheapest month for flights from Bilbao to Seattle is February, where tickets cost $629 (return) on average. On the other hand, the most expensive months are August and April, where the average cost of round-trip tickets is $1,361 and $1,358 respectively.

Question 7

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

Accepted Answer

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 Bilbao to Seattle. <a href='/flight-routes/Bilbao-BIO/Seattle-Tacoma-Intl-SEA'>Visit our flight page for the latest deals!>/a>

Question 8

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

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from Bilbao is likely to change within 7 days, so travelers know whether to wait or book now. <a href='/flight-routes/Bilbao-BIO/Seattle-Tacoma-Intl-SEA'>Visit our flight page for the latest deals!>/a>

Question 9

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

Accepted Answer

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 Seattle with an airline and back to Bilbao with another airline. Booking your flights between Bilbao and SEA can sometimes prove cheaper using this method. <a href='/flight-routes/Bilbao-BIO/Seattle-Tacoma-Intl-SEA'>Visit our flight page for the latest deals!>/a>

Question 10

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

Accepted Answer

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 Seattle from Bilbao up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. <a href='/flight-routes/Bilbao-BIO/Seattle-Tacoma-Intl-SEA'>Visit our flight page for the latest deals!>/a>

Question 11

What is the cheapest layover airport when flying from Bilbao to Seattle?

Accepted Answer

Flights via Paris (CDG) offer the most affordable fares, with an average round-trip price of $1,131.

Question 12

What is the most popular layover airport when flying from Bilbao to Seattle?

Accepted Answer

Paris (CDG) is the top choice – 64% of KAYAK users who clicked on 1-stop flights from Bilbao to Seattle picked an itinerary connecting there.

Question 13

Which layover airport has the quickest connection when flying from Bilbao to Seattle?

Accepted Answer

If you prefer a quick connection, Paris (CDG) often has the shortest layovers from Bilbao to Seattle, with an average of 2h 04m.

Question 14

Which layover airport offers the shortest total travel time from Bilbao to Seattle?

Accepted Answer

Consider flying via Paris (CDG) for the shortest journey. The average one-way travel time for flights connecting there is 15h 04m.

Question 15

Which airlines provide the cheapest flights from Bilbao to Seattle?

Accepted Answer

In the past 3 days, the cheapest round-trip tickets from Bilbao to Seattle were found on Lufthansa ($736) and Delta ($776).

Question 16

Which airlines provide the cheapest flights from Bilbao to Seattle?

Accepted Answer

In the past 3 days, the cheapest round-trip tickets from Bilbao to Seattle were found on Lufthansa ($736) and Delta ($776).

Low season	March
High season	July
Cheapest flight	$408

BIO - SEA

$408 Find Cheap Flights from Bilbao to Seattle

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

Everything you should know

Cheap Flights from Bilbao to Seattle (BIO-SEA)

Recent round-trip flight deals from Bilbao to Seattle

Recent one-way flight deals from Bilbao to Seattle

Recent last minute flight deals from Bilbao to Seattle

KAYAK's insights & trends for Bilbao to Seattle flights

Get data-powered insights and trends into flights from Bilbao to Seattle to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Bilbao to Seattle?

The cheapest month for flights from Bilbao to Seattle is February, where tickets cost $629 (return) on average. On the other hand, the most expensive months are August and April, where the average cost of round-trip tickets is $1,361 and $1,358 respectively.

Which airlines provide the cheapest flights from Bilbao to Seattle?

In the past 3 days, the cheapest round-trip tickets from Bilbao to Seattle were found on Lufthansa ($736) and Delta ($776).

What is the most popular layover airport when flying from Bilbao to Seattle?

Paris (CDG) is the top choice – 64% of KAYAK users who clicked on 1-stop flights from Bilbao to Seattle picked an itinerary connecting there.

What is the cheapest layover airport when flying from Bilbao to Seattle?

Flights via Paris (CDG) offer the most affordable fares, with an average round-trip price of $1,131.

Which layover airport offers the shortest total travel time from Bilbao to Seattle?

Consider flying via Paris (CDG) for the shortest journey. The average one-way travel time for flights connecting there is 15h 04m.

Which layover airport has the quickest connection when flying from Bilbao to Seattle?

If you prefer a quick connection, Paris (CDG) often has the shortest layovers from Bilbao to Seattle, with an average of 2h 04m.

Good to know

When to book flights from Bilbao to Seattle

FAQs for booking flights from Bilbao to Seattle

What is the cheapest flight from Bilbao to Seattle?

In the last 3 days, the lowest price for a flight from Bilbao to Seattle was $408 for a one-way ticket and $549 for a round-trip.

Do I need a passport to fly between Bilbao and Seattle?

Yes

Which airports will I be using when flying from Bilbao to Seattle?

Bilbao airport is called Bilbao and the only airport in Seattle is Seattle/Tacoma Intl.

Which aircraft models fly most regularly from Bilbao to Seattle?

We unfortunately don’t have that data for this specific route.

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

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 Bilbao to Seattle.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from Bilbao 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 Bilbao to Seattle?

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 Seattle with an airline and back to Bilbao with another airline. Booking your flights between Bilbao and SEA can sometimes prove cheaper using this method.

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

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 Seattle from Bilbao up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Bilbao to Seattle

Information on your arrival and departure airports

Cabin class types available on flights from Bilbao to Seattle

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

Find direct flights to and from Bilbao and Seattle

Flights to other popular destinations

Flights from domestic origins to Seattle

Choose which airport to fly into in Seattle

Find deals for your return flight