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Cheap flights from St. Louis to Bilbao from $722

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Bilbao departing on 11/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from St. Louis to Bilbao

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
1:08 pm - 11:40 am
STL
-
BIO
15h 32m
2 stops
Lufthansa Logo
6:45 am - 1:45 pm
BIO
-
STL
14h 00m
1 stop
$722Lufthansa
Mon, Nov 23 - Fri, Nov 27
Lufthansa Logo
1:08 pm - 11:40 am
STL
-
BIO
15h 32m
2 stops
Lufthansa Logo
6:45 am - 4:51 pm
BIO
-
STL
17h 06m
2 stops
$729Lufthansa
Mon, Nov 23 - Fri, Nov 27
United Airlines Logo
6:30 am - 10:50 am
STL
-
BIO
21h 20m
2 stops
United Airlines Logo
12:25 pm - 3:26 pm
BIO
-
STL
34h 01m
2 stops
$748United Airlines
Tue, Dec 1 - Thu, Dec 3
Lufthansa Logo
6:50 pm - 11:05 pm
STL
-
BIO
22h 15m
2 stops
Lufthansa Logo
6:50 pm - 9:40 pm
BIO
-
STL
33h 50m
2 stops
$751Lufthansa
Sun, Oct 25 - Mon, Nov 16
Lufthansa Logo
1:08 pm - 11:05 pm
STL
-
BIO
27h 57m
2 stops
Lufthansa Logo
6:50 pm - 9:40 pm
BIO
-
STL
33h 50m
2 stops
$752Lufthansa
Sun, Oct 25 - Mon, Nov 16
United Airlines Logo
7:30 am - 10:50 am
STL
-
BIO
20h 20m
2 stops
United Airlines Logo
12:25 pm - 1:45 pm
BIO
-
STL
32h 20m
1 stop
$760United Airlines
Tue, Dec 1 - Thu, Dec 3
United Airlines Logo
7:33 am - 11:05 pm
STL
-
BIO
32h 32m
2 stops
United Airlines Logo
11:35 am - 10:41 am
BIO
-
STL
30h 06m
2 stops
$763United Airlines
Tue, Dec 1 - Thu, Dec 3
Lufthansa Logo
4:40 pm - 11:40 am
STL
-
BIO
13h 00m
1 stop
Lufthansa Logo
6:50 pm - 9:40 pm
BIO
-
STL
33h 50m
2 stops
$766Lufthansa
Sun, Oct 25 - Mon, Nov 16
Lufthansa Logo
4:40 pm - 11:40 am
STL
-
BIO
13h 00m
1 stop
Lufthansa Logo
5:50 pm - 9:40 pm
BIO
-
STL
34h 50m
2 stops
$771Lufthansa
Sun, Oct 25 - Mon, Nov 16
United Airlines Logo
7:33 am - 11:05 pm
STL
-
BIO
32h 32m
2 stops
United Airlines Logo
12:25 pm - 1:45 pm
BIO
-
STL
32h 20m
1 stop
$791United Airlines
Tue, Dec 1 - Thu, Dec 3

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Lufthansa flights from St. Louis to Bilbao

Our best Lufthansa deals on St. Louis to Bilbao flight tickets
Lufthansa
Nov 23
STL1:08 pmLambert-St Louis
15h 32m
2 stops
BIO11:40 amBilbao
Nov 27
BIO6:45 amBilbao
14h 00m
1 stop
STL1:45 pmLambert-St Louis
$722
Lufthansa
Nov 23
STL1:08 pmLambert-St Louis
15h 32m
2 stops
BIO11:40 amBilbao
Nov 27
BIO6:45 amBilbao
17h 06m
2 stops
STL4:51 pmLambert-St Louis
$729
Lufthansa
Oct 25
STL6:50 pmLambert-St Louis
22h 15m
2 stops
BIO11:05 pmBilbao
Nov 16
BIO6:50 pmBilbao
33h 50m
2 stops
STL9:40 pmLambert-St Louis
$751

Air Canada flights from St. Louis to Bilbao

Our best Air Canada deals on St. Louis to Bilbao flight tickets
Air Canada
Nov 23
STL9:40 amLambert-St Louis
19h 00m
3 stops
BIO11:40 amBilbao
Nov 27
BIO7:25 amBilbao
21h 15m
3 stops
STL9:40 pmLambert-St Louis
$1,067
Air Canada
Nov 23
STL4:05 pmLambert-St Louis
18h 50m
2 stops
BIO5:55 pmBilbao
Nov 27
BIO7:25 amBilbao
21h 15m
3 stops
STL9:40 pmLambert-St Louis
$1,133
Air Canada
Oct 25
STL3:15 pmLambert-St Louis
19h 45m
3 stops
BIO5:00 pmBilbao
Nov 16
BIO7:30 amBilbao
21h 10m
3 stops
STL9:40 pmLambert-St Louis
$1,710

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Bilbao 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, momondo users made 832,500 searches. Data last updated July 28, 2026.
Use the filters below to find and compare flights from St. Louis to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

St. LouisBilbao

STL - BIO

STLBIO

Lambert-St Louis

Mon 11/23

1:08 pm-11:40 am

2 stops15h 32m

Bilbao

Fri 11/27

6:45 am-1:45 pm

1 stop14h 00m

$722

St. LouisBilbao

STL - BIO

STLBIO

Lambert-St Louis

Mon 11/23

1:08 pm-11:40 am

2 stops15h 32m

Bilbao

Fri 11/27

6:45 am-4:51 pm

2 stops17h 06m

$729

St. LouisBilbao

STL - BIO

STLBIO

Lambert-St Louis

Tue 12/1

6:30 am-10:50 am

2 stops21h 20m

Bilbao

Thu 12/3

12:25 pm-3:26 pm

2 stops34h 01m

$748

St. LouisBilbao

STL - BIO

STLBIO

Lambert-St Louis

Sun 10/25

6:50 pm-11:05 pm

2 stops22h 15m

Bilbao

Mon 11/16

6:50 pm-9:40 pm

2 stops33h 50m

$751

St. LouisBilbao

STL - BIO

STLBIO

Lambert-St Louis

Sun 10/25

1:08 pm-11:05 pm

2 stops27h 57m

Bilbao

Mon 11/16

6:50 pm-9:40 pm

2 stops33h 50m

$752

St. LouisBilbao

STL - BIO

STLBIO

Lambert-St Louis

Tue 12/1

7:30 am-10:50 am

2 stops20h 20m

Bilbao

Thu 12/3

12:25 pm-1:45 pm

1 stop32h 20m

$760

St. LouisBilbao

STL - BIO

STLBIO

Lambert-St Louis

Tue 12/1

7:33 am-11:05 pm

2 stops32h 32m

Bilbao

Thu 12/3

11:35 am-10:41 am

2 stops30h 06m

$763

St. LouisBilbao

STL - BIO

STLBIO

Lambert-St Louis

Sun 10/25

4:40 pm-11:40 am

1 stop13h 00m

Bilbao

Mon 11/16

6:50 pm-9:40 pm

2 stops33h 50m

$766

St. LouisBilbao

STL - BIO

STLBIO

Lambert-St Louis

Sun 10/25

4:40 pm-11:40 am

1 stop13h 00m

Bilbao

Mon 11/16

5:50 pm-9:40 pm

2 stops34h 50m

$771

St. LouisBilbao

STL - BIO

STLBIO

Lambert-St Louis

Tue 12/1

7:33 am-11:05 pm

2 stops32h 32m

Bilbao

Thu 12/3

12:25 pm-1:45 pm

1 stop32h 20m

$791

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from St. Louis to Bilbao

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Bilbao according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Bilbao (STL to BIO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Bilbao

Fastest flight time

15h 32m

Direct flights

None
The fastest flight from St. Louis to Bilbao takes 15h 32m
There are no direct flights from St. Louis to Bilbao. There are no popular flight routes from St. Louis to Bilbao.
Search flight deals

Frequently asked questions about flying from St. Louis to Bilbao

  • How far is Lambert-St Louis to Bilbao by plane?

    A flight from Lambert-St Louis to Bilbao will travel around 4345.5 mi. By plane, this route typically takes 15h 32m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Bilbao Airport?

    Prices for flights from Lambert-St Louis Airport to Bilbao Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Lambert-St Louis Airport to Bilbao Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Bilbao Airport.

  • What documentation or ID do you need to fly to Bilbao Airport?

    The travel and health documents required for your trip to Bilbao Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bilbao Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from St. Louis to Bilbao

  • How do I get Price Alerts for flights from St. Louis to Bilbao?

    Price Alerts will notify you by email when the price for flights to Bilbao from St. Louis decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from St. Louis to Bilbao with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
Getxo
Laredo
Lekeitio

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Bilbao?

It is quick and easy to find St. Louis to Bilbao flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Bilbao that suits you.

Can I find flights from St. Louis to Bilbao with flexible booking policies on momondo?

Flights from St. Louis to Bilbao with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from St. Louis to Bilbao?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Bilbao.

I’m not ready to book a flight from St. Louis to Bilbao right now. Can momondo alert me if prices change?

Yes. momondo can track prices for St. Louis to Bilbao flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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