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$447+ Cheap flights from Bilbao (BIO) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — SEA
Nov 7 — Nov 141
Thu 11/7
Thu 11/14
1 adult, Economy
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Cheap flight deals from Bilbao to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Bilbao (BIO) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 2, 2024.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$702
(lol.travel)

One-way from

$447
(Kiwi.com)
Provider with most accurate pricing for Bilbao-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Bilbao-Seattle/Tacoma Intl flights.
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From Bilbao to Seattle/Tacoma Intl
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One-way flight from Bilbao to Seattle/Tacoma Intl
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Find flight deals from Bilbao to Seattle

Cheapest flights from Bilbao to Seattle
Explore the most affordable flight options available from Bilbao to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 2, 2024.

This Gotogate deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/186:45 amBIO - SEA
1 stop14h 25mLufthansa
Sun 11/243:10 pmSEA - BIO
1 stop17h 55mLufthansa
Deal found 11/2$737
This lol.travel deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/186:45 amBIO - SEA
2 stops23h 55mAir Canada
Sun 11/246:05 amSEA - BIO
2 stops20h 50mAir Canada
Deal found 11/1$739
This United Airlines deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/186:45 amBIO - SEA
1 stop14h 25mUnited Airlines
Sun 11/247:14 amSEA - BIO
2 stops30h 41mUnited Airlines
Deal found 11/1$747
This lastminute.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1612:10 pmBIO - SEA
1 stop37h 55mTurkish Airlines
Mon 12/237:00 pmSEA - BIO
1 stop36h 25mTurkish Airlines
Deal found 11/1$835
This Turkish Airlines deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1610:55 pmBIO - SEA
2 stops27h 10mMultiple Airlines
Mon 12/237:00 pmSEA - BIO
1 stop36h 25mMultiple Airlines
Deal found 11/1$913
This KLM deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1811:55 amBIO - SEA
1 stop32h 45mKLM
Sun 11/242:05 pmSEA - BIO
1 stop23h 40mKLM
Deal found 11/1$951
This American Airlines deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/169:15 amBIO - SEA
2 stops23h 13mAmerican Airlines
Sun 12/2212:55 amSEA - BIO
2 stops26h 55mAmerican Airlines
Deal found 11/1$1,714

Find flights from Bilbao to Seattle within your budget

Customize your flight search to find flights from Bilbao to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,462,897 searches. Data last updated November 2, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

Sun 12/8

8:05 pm-10:37 am

3 stops47h 32m

$447

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

Sun 12/8

5:20 pm-5:05 pm

1 stop32h 45m

$602

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

Tue 3/11

6:45 am-9:30 pm

2 stops22h 45m

Seattle/Tacoma Intl

Tue 3/18

10:35 am-6:05 pm

2 stops23h 30m

$702

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

Tue 3/11

6:45 am-6:25 pm

2 stops19h 40m

Seattle/Tacoma Intl

Tue 3/18

4:10 pm-6:05 pm

1 stop17h 55m

$725

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

Tue 3/11

7:40 am-2:20 pm

1 stop14h 40m

Seattle/Tacoma Intl

Tue 3/18

4:10 pm-9:50 pm

1 stop21h 40m

$736

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

Mon 12/16

12:10 pm-5:05 pm

1 stop37h 55m

Seattle/Tacoma Intl

Mon 12/23

7:00 pm-4:25 pm

1 stop36h 25m

$835

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

Mon 12/16

10:55 pm-5:05 pm

2 stops27h 10m

Seattle/Tacoma Intl

Mon 12/23

7:00 pm-4:25 pm

1 stop36h 25m

$913

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

Mon 11/18

11:55 am-11:40 am

1 stop32h 45m

Seattle/Tacoma Intl

Sun 11/24

2:05 pm-10:45 pm

1 stop23h 40m

$951

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

Tue 2/11

6:45 am-9:21 pm

2 stops23h 36m

Seattle/Tacoma Intl

Tue 2/18

5:46 am-12:50 pm

2 stops22h 04m

$1,267

Flights are sorted by cheapest first

Deals found on 11/2

  • Most accurate provider: When it comes to deals on Bilbao-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Bilbao-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Bilbao-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bilbao-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bilbao-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Bilbao to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Bilbao with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Bilbao to Seattle

Get recent, data-driven insights about flights from Bilbao to Seattle including ideal travel times, pricing trends, and more.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated November 2, 2024.
KLM
7.8
Good
1,350 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Overall

7.8

Entertainment

7.2

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

KLM
7.8
Good
1,350 reviews
KLM
7.8
Good
1,350 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Overall

7.8

Entertainment

7.2

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

Turkish Airlines
7.4
Good
3,877 reviews
KLM
7.8
Good
1,350 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Overall

7.8

Entertainment

7.2

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

United Airlines
7.4
Good
9,238 reviews
KLM
7.8
Good
1,350 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Overall

7.8

Entertainment

7.2

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

American Airlines
7.2
Good
10,000 reviews
KLM
7.8
Good
1,350 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Overall

7.8

Entertainment

7.2

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

Air Canada
7.0
Good
8,107 reviews
KLM
7.8
Good
1,350 reviews

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Overall

7.8

Entertainment

7.2

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

Related info for your journey

Find useful and relevant information for your journey from Bilbao to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Bilbao to Seattle for under $800 on Cheapflights?

    Yes, there are multiple flights from Bilbao to Seattle for under $800. The cheapest flight booked recently is on Air Canada for just $702, but on average you can expect to pay $875.

  • What are the cheapest airlines flying from Bilbao to Seattle round-trip?

    According to our current data, Air Canada ($702), Lufthansa ($725), and United Airlines ($736) offers the cheapest pricing from Bilbao to Seattle.

  • What does BIO to SEA mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Bilbao Airport to Seattle/Tacoma Intl Airport flight would often be abbreviated as a BIO to SEA flight.

  • Can I find deals for flights from Bilbao to Seattle that include extra baggage allowance?

    The amount of baggage you can bring on your Bilbao to Seattle flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Bilbao to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Bilbao to Seattle flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Bilbao to Seattle that include hotel bookings?

    Yes. In addition to deals on Bilbao to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Bilbao to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bilbao to Seattle.

  • Can I find deals for business class flights from Bilbao to Seattle?

    Yes. Cheapflights offers flight deals from Bilbao to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Bilbao to Seattle that allow pets onboard?

    Many airlines flying from Bilbao to Seattle offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Bilbao to Seattle?

    Yes, you can often find last-minute deals on Bilbao to Seattle flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Bilbao to Seattle flight deals updated?

    The Bilbao to Seattle flight deals you see on this page were last updated on 11/2.

  • What is the cheapest month to book a flight from Bilbao to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Bilbao to Seattle (average of $238). Flying from Bilbao to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top airline flying from Bilbao to Seattle

Discover the top airline that operate flights from Bilbao to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,462,897 searches. Data last updated November 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$863Average$1,046FlexibilityNo cancel feeOn-time75%
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