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$581+ Cheap flights from Bilbao (BIO) to Washington

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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — SEA
dic. 3 — dic. 101
mié. 12/3
mié. 12/10
1 adult, Economy
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Cheap flight deals from Bilbao to Washington

Keep the following information in mind while searching for Bilbao to Washington flight deals. Data was last updated noviembre 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$784
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$992
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 Washington
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Highest demand for flights based on searches. 15% potential increase in price ($187 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Bilbao to Washington

Cheapest flights from Bilbao to Washington
Explore the most affordable flight options available from Bilbao to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 3, 2025.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/226:45 amBIO - SEA
1 stop14h 25mLufthansa
vie. 11/283:10 pmSEA - BIO
1 stop23h 10mLufthansa
Deal found 11/2$784
This United Airlines deal was found by Cheapflights users on 11/3. 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.
jue. 11/206:45 amBIO - SEA
1 stop14h 25mUnited Airlines
lun. 11/248:00 amSEA - BIO
2 stops30h 05mUnited Airlines
Deal found 11/3$801
This Delta deal was found by Cheapflights users on 11/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/206:50 amBIO - SEA
1 stop13h 55mDelta
lun. 11/246:00 amSEA - BIO
2 stops20h 30mDelta
Deal found 11/3$806
This Mytrip deal was found by Cheapflights users on 11/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/207:45 amBIO - SEA
2 stops18h 15mMultiple Airlines
lun. 11/242:35 pmSEA - BIO
2 stops23h 00mMultiple Airlines
Deal found 11/3$825
This Delta deal was found by Cheapflights users on 11/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/196:50 amBIO - SEA
1 stop13h 55mDelta
dom. 11/237:20 amSEA - BIO
2 stops25h 00mDelta
Deal found 11/3$829
This Air Canada deal was found by Cheapflights users on 11/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/206:45 amBIO - SEA
3 stops24h 21mAir Canada
lun. 11/248:10 amSEA - BIO
2 stops23h 30mAir Canada
Deal found 11/3$1,069

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bilbao to Washington 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 2,558,603 searches. Data last updated noviembre 3, 2025.
Use the filters below to find and compare flights from Bilbao to Washington that are best for you.

Fly from

Bilbao

Fly to

Washington

Route

Depart

Return

Price

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

sáb. 11/22

6:45 am-12:10 pm

1 stop14h 25m

Seattle/Tacoma Intl

vie. 11/28

3:10 pm-11:20 pm

1 stop23h 10m

$784

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

sáb. 11/22

6:45 am-10:06 pm

3 stops24h 21m

Seattle/Tacoma Intl

vie. 11/28

10:05 am-11:20 pm

2 stops28h 15m

$801

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

jue. 11/20

6:45 am-12:10 pm

1 stop14h 25m

Seattle/Tacoma Intl

lun. 11/24

8:00 am-11:05 pm

2 stops30h 05m

$801

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

jue. 3/26

6:45 am-1:10 pm

1 stop14h 25m

Seattle/Tacoma Intl

lun. 3/30

12:45 pm-5:50 pm

2 stops20h 05m

$803

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

jue. 11/20

6:50 am-11:45 am

1 stop13h 55m

Seattle/Tacoma Intl

lun. 11/24

6:00 am-11:30 am

2 stops20h 30m

$806

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

sáb. 11/15

7:45 pm-8:46 pm

3 stops58h 01m

$581

BilbaoSeattle

BIO - SEA

BIOSEA

Bilbao

sáb. 11/15

12:00 pm-5:05 pm

1 stop38h 05m

$626

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Best time to book a flight from Bilbao to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington 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.

Cheapflights Insights

Everything you need to know about your flight from Bilbao to Washington
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly from for flights from Bilbao to Washington?

    Located just 3.0 mi from the city center, Bilbao (BIO) is the airport most travelers will use when flying to Washington from Bilbao.

  • How long is the flight from Bilbao to State of Washington?

    Lufthansa and United Airlines can get you from Bilbao to State of Washington in just under 14h 25m. Your travel time can differ by up to . Bilbao and State of Washington are separated by a distance of 5159 mi.

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

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

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

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

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

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

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