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St. Louis

$786+ Cheap flights from Bilbao (BIO) to St. Louis (STL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — STL
Aug 26 — Sep 21
Tue 8/26
Tue 9/2
1 adult, Economy
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Cheap flight deals from Bilbao to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Bilbao (BIO) to St. Louis (STL). 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 August 21, 2025.

Round-trip from

$786
(United Airlines)
From Bilbao to Lambert-St Louis
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Find flight deals from Bilbao to St. Louis

Cheapest flights from Bilbao to St. Louis
Explore the most affordable flight options available from Bilbao to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.

This United Airlines deal was found by Cheapflights users on 8/20. 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.
Thu 11/66:45 amBIO - STL
2 stops21h 55mUnited Airlines
Mon 11/1010:00 amSTL - BIO
2 stops19h 05mUnited Airlines
Deal found 8/20$786
This Delta deal was found by Cheapflights users on 8/20. 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.
Fri 9/56:50 amBIO - STL
2 stops16h 55mDelta
Tue 9/94:20 pmSTL - BIO
2 stops17h 20mDelta
Deal found 8/20$820
This Expedia deal was found by Cheapflights users on 8/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/512:30 pmBIO - STL
1 stop13h 43mLufthansa
Tue 9/97:04 pmSTL - BIO
2 stops16h 16mLufthansa
Deal found 8/20$872
This Mytrip deal was found by Cheapflights users on 8/20. 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.
Fri 9/53:30 pmBIO - STL
3 stops27h 40mMultiple Airlines
Tue 9/99:15 amSTL - BIO
2 stops21h 05mMultiple Airlines
Deal found 8/20$2,830

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bilbao to St. Louis 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 August 21, 2025.
Use the filters below to find and compare flights from Bilbao to St. Louis that are best for you.

Fly from

Bilbao

Fly to

St. Louis

Route

Depart

Return

Price

BilbaoSt. Louis

BIO - STL

BIOSTL

Bilbao

Thu 11/6

6:45 am-9:40 pm

2 stops21h 55m

Lambert-St Louis

Mon 11/10

10:00 am-12:05 pm

2 stops19h 05m

$786

BilbaoSt. Louis

BIO - STL

BIOSTL

Bilbao

Fri 9/5

6:50 am-4:45 pm

2 stops16h 55m

Lambert-St Louis

Tue 9/9

4:20 pm-4:40 pm

2 stops17h 20m

$820

BilbaoSt. Louis

BIO - STL

BIOSTL

Bilbao

Fri 9/5

12:30 pm-7:13 pm

1 stop13h 43m

Lambert-St Louis

Tue 9/9

7:04 pm-6:20 pm

2 stops16h 16m

$872

BilbaoSt. Louis

BIO - STL

BIOSTL

Bilbao

Fri 9/5

3:30 pm-12:10 pm

3 stops27h 40m

Lambert-St Louis

Tue 9/9

9:15 am-1:20 pm

2 stops21h 05m

$2,830

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Best time to book a flight from Bilbao to St. Louis

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

Related info for your journey

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

  • How long is the flight from Bilbao to St. Louis?

    United Airlines, Delta, and Lufthansa can get you from Bilbao to St. Louis in just under 13h 43m. Your travel time can differ by up to 8h 12m. Bilbao and St. Louis are separated by a distance of 4348 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Bilbao to St. Louis that include hotel bookings?

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

  • How can I find direct flights from Bilbao to St. Louis?

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

  • Can I find deals for business class flights from Bilbao to St. Louis?

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

  • What is the cheapest month to book a flight from Bilbao to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Bilbao to St. Louis (average of $311). Flying from Bilbao to St. Louis in March is currently the most expensive (average of $356). 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

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
St. Peters
Glencoe
Alton
Chesterfield
Farmington
Festus

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