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St. Louis

$769+ 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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — STL
mars 8 — mars 151
dim. 3/8
dim. 3/15
1 adult, Economy
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Cheap 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 février 6, 2026.

This United Airlines deal was found by Cheapflights users on 2/3. 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.
jeu. 2/196:45 am
BIO
-
STL
2 stops20h 38m
United Airlines
lun. 2/2311:39 am
STL
-
BIO
2 stops16h 11m
United Airlines
Deal found 2/3$769
This Delta deal was found by Cheapflights users on 2/4. 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.
ven. 2/207:25 am
BIO
-
STL
2 stops20h 18m
Delta
mar. 2/2410:13 am
STL
-
BIO
2 stops18h 17m
Delta
Deal found 2/4$818

Find 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 février 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$769
(United Airlines)
Provider with most accurate pricing for Bilbao-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bilbao-Lambert-St Louis flights.
Search Deals
From Bilbao to Lambert-St Louis
Search Deals

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 février 6, 2026.
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

jeu. 2/19

6:45 am-8:23 pm

2 stops20h 38m

Lambert-St Louis

lun. 2/23

11:39 am-10:50 am

2 stops16h 11m

$769

BilbaoSt. Louis

BIO - STL

BIOSTL

Bilbao

ven. 2/20

7:25 am-8:43 pm

2 stops20h 18m

Lambert-St Louis

mar. 2/24

10:13 am-11:30 am

2 stops18h 17m

$818

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Compare providers for flights from Bilbao to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Bilbao to St. Louis in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Bilbao-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bilbao-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bilbao-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bilbao-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub 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-St. Louis 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 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 and Delta can get you from Bilbao to St. Louis in just under 20h 18m. Your travel time can differ by up to 20m. 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.

See more FAQs

Traveling to a place near St. Louis?

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

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