What are the cheapest airlines flying from Bilbao to St. Louis round-trip?

Cheapflights users have booked flights from Bilbao to St. Louis round-trip from $776. Other airlines that can offer you cheap pricing are Lufthansa, from $779, and Iberia, from $884.

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.

What is the cheapest time of day to fly from BIO to STL?

When flying from Bilbao to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

$776+ Flights from Bilbao to St. Louis

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Bilbao to St. Louis with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Bilbao to St. Louis

Round-trip from	$776 (United Airlines)

From Bilbao to Lambert-St Louis

Search Deals

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 junio 12, 2025.

jue. 6/266:45 amBIO - STL

2 stops23h 00mUnited Airlines

jue. 7/101:04 pmSTL - BIO

2 stops14h 41mUnited Airlines

Deal found 6/11

$776

jue. 6/266:45 amBIO - STL

2 stops40h 02mLufthansa

jue. 7/1011:24 amSTL - BIO

1 stop16h 21mLufthansa

Deal found 6/11

$779

lun. 6/235:35 pmBIO - STL

2 stops46h 56mIberia

mar. 7/88:37 amSTL - BIO

2 stops27h 13mIberia

Deal found 6/10

$884

mar. 6/246:45 amBIO - STL

2 stops20h 13mAir Canada

vie. 7/111:30 pmSTL - BIO

2 stops21h 20mAir Canada

Deal found 6/11

$941

mié. 6/2512:00 pmBIO - STL

2 stops18h 27mKLM

vie. 7/115:37 pmSTL - BIO

2 stops15h 53mKLM

Deal found 6/11

$958

mié. 6/2512:00 pmBIO - STL

2 stops18h 36mDelta

sáb. 7/1210:30 amSTL - BIO

2 stops17h 25mDelta

Deal found 6/11

$975

lun. 6/236:45 amBIO - STL

2 stops24h 09mAmerican Airlines

mié. 7/910:08 amSTL - BIO

2 stops23h 47mAmerican Airlines

Deal found 6/11

$993

vie. 6/136:50 amBIO - STL

2 stops17h 17mMultiple Airlines

jue. 6/266:04 pmSTL - BIO

2 stops15h 36mMultiple Airlines

Deal found 6/10

$1,128

mié. 6/116:25 pmBIO - STL

2 stops35h 20mTurkish Airlines

jue. 6/268:00 amSTL - BIO

2 stops20h 05mTurkish Airlines

Deal found 6/10

$1,470

Best flights from Bilbao to St. Louis
Discover carefully curated flight deals from Bilbao to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated junio 12, 2025.

jue. 6/266:45 amBIO - STL

2 stops23h 00mUnited Airlines

mar. 7/810:00 amSTL - BIO

2 stops17h 45mUnited Airlines

Deal found 6/11

$776

jue. 6/266:45 amBIO - STL

2 stops40h 02mLufthansa

jue. 7/1011:24 amSTL - BIO

1 stop16h 21mLufthansa

Deal found 6/11

$779

lun. 6/235:35 pmBIO - STL

2 stops46h 56mIberia

mar. 7/88:37 amSTL - BIO

2 stops27h 13mIberia

Deal found 6/10

$884

mar. 6/246:45 amBIO - STL

2 stops20h 13mAir Canada

vie. 7/111:30 pmSTL - BIO

2 stops21h 20mAir Canada

Deal found 6/11

$941

mié. 6/2512:00 pmBIO - STL

2 stops18h 27mKLM

vie. 7/115:37 pmSTL - BIO

2 stops15h 53mKLM

Deal found 6/11

$958

mié. 6/2512:00 pmBIO - STL

2 stops18h 36mDelta

sáb. 7/1210:30 amSTL - BIO

2 stops17h 25mDelta

Deal found 6/11

$975

lun. 6/236:45 amBIO - STL

2 stops24h 09mAmerican Airlines

mié. 7/910:08 amSTL - BIO

2 stops23h 47mAmerican Airlines

Deal found 6/11

$993

mié. 6/257:55 amBIO - STL

2 stops22h 58mMultiple Airlines

vie. 7/113:30 pmSTL - BIO

1 stop19h 55mMultiple Airlines

Deal found 6/10

$1,319

dom. 6/226:30 pmBIO - STL

2 stops35h 15mTurkish Airlines

mié. 7/98:00 amSTL - BIO

2 stops26h 25mTurkish Airlines

Deal found 6/10

$1,613

Last-minute flights from Bilbao to St. Louis
Discover last-minute flight deals from Bilbao to St. Louis. Data last updated junio 12, 2025 and is based on user searches.

vie. 6/136:50 amBIO - STL

2 stops17h 17mMultiple Airlines

jue. 6/266:04 pmSTL - BIO

2 stops15h 36mMultiple Airlines

Deal found 6/10

$1,128

mar. 6/1710:45 amBIO - STL

2 stops16h 34mIberia

dom. 6/2912:28 pmSTL - BIO

2 stops25h 22mIberia

Deal found 6/10

$947

mar. 6/1712:00 pmBIO - STL

2 stops18h 36mDelta

jue. 6/266:00 amSTL - BIO

2 stops21h 25mDelta

Deal found 6/10

$1,044

dom. 6/226:45 amBIO - STL

2 stops18h 15mLufthansa

mar. 7/85:31 pmSTL - BIO

2 stops17h 49mLufthansa

Deal found 6/10

$1,297

dom. 6/227:35 amBIO - STL

2 stops23h 18mMultiple Airlines

vie. 7/113:30 pmSTL - BIO

1 stop19h 55mMultiple Airlines

Deal found 6/10

$1,548

dom. 6/226:30 pmBIO - STL

2 stops35h 15mTurkish Airlines

mié. 7/98:00 amSTL - BIO

2 stops26h 25mTurkish Airlines

Deal found 6/10

$1,613

dom. 6/226:45 amBIO - STL

1 stop13h 45mUnited Airlines

vie. 7/113:30 pmSTL - BIO

1 stop14h 55mUnited Airlines

Deal found 6/10

$1,686

lun. 6/235:35 pmBIO - STL

2 stops46h 56mIberia

mar. 7/88:37 amSTL - BIO

2 stops27h 13mIberia

Deal found 6/10

$884

lun. 6/236:45 amBIO - STL

2 stops24h 09mAmerican Airlines

mié. 7/910:08 amSTL - BIO

2 stops23h 47mAmerican Airlines

Deal found 6/11

$993

mar. 6/246:45 amBIO - STL

2 stops20h 13mAir Canada

vie. 7/111:30 pmSTL - BIO

2 stops21h 20mAir Canada

Deal found 6/11

$941

mié. 6/2512:00 pmBIO - STL

2 stops18h 27mKLM

vie. 7/115:37 pmSTL - BIO

2 stops15h 53mKLM

Deal found 6/11

$958

mié. 6/2512:00 pmBIO - STL

2 stops18h 36mDelta

sáb. 7/1210:30 amSTL - BIO

2 stops17h 25mDelta

Deal found 6/11

$975

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bilbao to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BilbaoSt. Louis

BIO - STL

BIOSTL

Bilbao

jue. 6/26

6:45 am-10:45 pm

2 stops23h 00m

Lambert-St Louis

mar. 7/8

10:00 am-10:45 am

2 stops17h 45m

$776

BilbaoSt. Louis

BIO - STL

BIOSTL

Bilbao

jue. 6/26

6:45 am-3:47 pm

2 stops40h 02m

Lambert-St Louis

jue. 7/10

11:24 am-10:45 am

1 stop16h 21m

$779

BilbaoSt. Louis

BIO - STL

BIOSTL

Bilbao

lun. 6/23

5:35 pm-9:31 am

2 stops46h 56m

Lambert-St Louis

mar. 7/8

8:37 am-6:50 pm

2 stops27h 13m

$884

BilbaoSt. Louis

BIO - STL

BIOSTL

Bilbao

mar. 6/24

6:45 am-7:58 pm

2 stops20h 13m

Lambert-St Louis

vie. 7/11

1:30 pm-5:50 pm

2 stops21h 20m

$941

BilbaoSt. Louis

BIO - STL

BIOSTL

Bilbao

mié. 6/25

12:00 pm-11:27 pm

2 stops18h 27m

Lambert-St Louis

vie. 7/11

5:37 pm-4:30 pm

2 stops15h 53m

$958

BilbaoSt. Louis

BIO - STL

BIOSTL

Bilbao

mié. 6/25

12:00 pm-11:36 pm

2 stops18h 36m

Lambert-St Louis

sáb. 7/12

10:30 am-10:55 am

2 stops17h 25m

$975

BilbaoSt. Louis

BIO - STL

BIOSTL

Bilbao

lun. 6/23

6:45 am-11:54 pm

2 stops24h 09m

Lambert-St Louis

mié. 7/9

10:08 am-4:55 pm

2 stops23h 47m

$993

BilbaoSt. Louis

BIO - STL

BIOSTL

Bilbao

mié. 6/25

7:55 am-11:53 pm

2 stops22h 58m

Lambert-St Louis

vie. 7/11

3:30 pm-6:25 pm

1 stop19h 55m

$1,319

BilbaoSt. Louis

BIO - STL

BIOSTL

Bilbao

dom. 6/22

6:30 pm-10:45 pm

2 stops35h 15m

Lambert-St Louis

mié. 7/9

8:00 am-5:25 pm

2 stops26h 25m

$1,613

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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.

Cheapflights Insights

Everything you need to know about your flight from Bilbao to St. Louis

Rainfall in St. Louis by month

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Peruse reviews from past customers who have flown with Delta, KLM and United Airlines from Bilbao to St. Louis to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,950 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

KLM

7.8

Good

1,358 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,790 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Turkish Airlines

7.3

Good

3,848 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines flying from Bilbao to St. Louis round-trip?
Cheapflights users have booked flights from Bilbao to St. Louis round-trip from $776. Other airlines that can offer you cheap pricing are Lufthansa, from $779, and Iberia, from $884.
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

O'Fallon

Maryland Heights

Fairview Heights

Collinsville

Eureka

St. Peters

Glencoe

Festus

Alton

Farmington

Browse thousands of different options on Cheapflights for your next trip

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$776+ 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 6/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Bilbao to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Bilbao to St. Louis

Round-trip from

Find flight deals from Bilbao to St. Louis

Cheapest flights from Bilbao to St. LouisExplore 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 junio 12, 2025.

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 junio 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bilbao to St. Louis that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Bilbao to St. Louis

Rainfall in St. Louis by month

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

Temperature in St. Louis by month

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

Reviews of airlines servicing St. Louis

Peruse reviews from past customers who have flown with Delta, KLM and United Airlines from Bilbao to St. Louis to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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.

What are the cheapest airlines flying from Bilbao to St. Louis round-trip?

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

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

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

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

Traveling to a place near Bilbao?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Bilbao to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

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 junio 12, 2025.