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Cheap flights from St. Louis to Spain from $263

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Spain departing on 3/28. 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
0 bags

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Find the cheapest flights from St. Louis to Spain

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
7:05 am - 7:35 pm
STL
-
VLC
29h 30m
2 stops
British Airways Logo
8:30 pm - 7:30 pm
VLC
-
STL
30h 00m
1 stop
$408British Airways
Sun, Apr 19 - Tue, Apr 28
British Airways Logo
2:29 pm - 7:35 pm
STL
-
VLC
22h 06m
2 stops
British Airways Logo
8:30 pm - 10:14 pm
VLC
-
STL
32h 44m
2 stops
$411British Airways
Sun, Apr 19 - Tue, Apr 28
Air Canada Logo
6:40 pm - 9:35 am
STL
-
BCN
31h 55m
2 stops
Air Canada Logo
1:35 pm - 2:30 pm
BCN
-
STL
31h 55m
2 stops
$418Air Canada
Tue, Feb 3 - Tue, Feb 10
Air Canada Logo
9:57 am - 9:35 am
STL
-
BCN
16h 38m
2 stops
Air Canada Logo
1:35 pm - 11:02 am
BCN
-
STL
28h 27m
2 stops
$423Air Canada
Sun, Jan 25 - Tue, Feb 10
Iberia Logo
11:46 am - 8:00 pm
STL
-
VLC
25h 14m
2 stops
Iberia Logo
5:45 pm - 8:55 am
VLC
-
STL
22h 10m
2 stops
$456Iberia
Mon, Feb 16 - Mon, Mar 2
United Airlines Logo
7:41 am - 6:05 pm
STL
-
BIO
27h 24m
2 stops
United Airlines Logo
7:40 am - 10:59 pm
BIO
-
STL
22h 19m
2 stops
$480United Airlines
Thu, Feb 26 - Thu, Mar 5
American Airlines Logo
9:15 am - 8:30 am
STL
-
SVQ
16h 15m
2 stops
American Airlines Logo
9:10 am - 9:12 pm
SVQ
-
STL
19h 02m
2 stops
$552American Airlines
Thu, Feb 26 - Thu, Mar 5
United Airlines Logo
2:20 pm - 11:10 pm
STL
-
BIO
25h 50m
2 stops
United Airlines Logo
6:50 am - 1:25 pm
BIO
-
STL
13h 35m
1 stop
$600United Airlines
Sun, May 10 - Sun, May 24
Iberia Logo
10:37 am - 5:00 pm
STL
-
OVD
23h 23m
2 stops
Iberia Logo
1:25 pm - 11:01 am
OVD
-
STL
28h 36m
2 stops
$748Iberia
Thu, Feb 26 - Mon, Mar 2
American Airlines Logo
2:25 pm - 1:25 pm
STL
-
TFN
17h 00m
2 stops
American Airlines Logo
6:50 am - 9:11 pm
TFN
-
STL
19h 21m
2 stops
$1,265American Airlines
Sat, Mar 7 - Sat, Mar 14

British Airways flights from St. Louis to Spain

Our best British Airways deals on St. Louis to Spain flight tickets
British Airways
Apr 19
STL7:05 amLambert-St Louis
29h 30m
2 stops
VLC7:35 pmValencia
Apr 28
VLC8:30 pmValencia
30h 00m
1 stop
STL7:30 pmLambert-St Louis
$408
British Airways
Apr 19
STL2:29 pmLambert-St Louis
22h 06m
2 stops
VLC7:35 pmValencia
Apr 28
VLC8:30 pmValencia
32h 44m
2 stops
STL10:14 pmLambert-St Louis
$411
British Airways
Apr 13
STL2:29 pmLambert-St Louis
18h 56m
2 stops
BCN4:25 pmBarcelona-El Prat
Apr 27
BCN8:35 pmBarcelona-El Prat
29h 55m
1 stop
STL7:30 pmLambert-St Louis
$417

Lufthansa flights from St. Louis to Spain

Our best Lufthansa deals on St. Louis to Spain flight tickets
Lufthansa
Mar 3
STL7:00 amLambert-St Louis
19h 15m
1 stop
MAD9:15 amMadrid Barajas
Mar 16
MAD12:40 pmMadrid Barajas
32h 09m
2 stops
STL2:49 pmLambert-St Louis
$442
Lufthansa
Mar 4
STL3:50 pmLambert-St Louis
17h 10m
1 stop
MAD4:00 pmMadrid Barajas
Mar 18
MAD5:55 amMadrid Barajas
15h 00m
1 stop
STL2:55 pmLambert-St Louis
$453
Lufthansa
Feb 15
STL6:55 pmLambert-St Louis
15h 40m
2 stops
VLC5:35 pmValencia
Mar 1
VLC6:00 amValencia
14h 55m
1 stop
STL1:55 pmLambert-St Louis
$470

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Spain 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 January 14, 2026.
Use the filters below to find and compare flights from St. Louis to Spain that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisValencia

STL - VLC

STLVLC

Lambert-St Louis

Sun 4/19

7:05 am-7:35 pm

2 stops29h 30m

Valencia

Tue 4/28

8:30 pm-7:30 pm

1 stop30h 00m

$408

St. LouisValencia

STL - VLC

STLVLC

Lambert-St Louis

Sun 4/19

2:29 pm-7:35 pm

2 stops22h 06m

Valencia

Tue 4/28

8:30 pm-10:14 pm

2 stops32h 44m

$411

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Tue 2/3

6:40 pm-9:35 am

2 stops31h 55m

Barcelona-El Prat

Tue 2/10

1:35 pm-2:30 pm

2 stops31h 55m

$418

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Sun 1/25

9:57 am-9:35 am

2 stops16h 38m

Barcelona-El Prat

Tue 2/10

1:35 pm-11:02 am

2 stops28h 27m

$423

St. LouisValencia

STL - VLC

STLVLC

Lambert-St Louis

Mon 2/16

11:46 am-8:00 pm

2 stops25h 14m

Valencia

Mon 3/2

5:45 pm-8:55 am

2 stops22h 10m

$456

St. LouisBilbao

STL - BIO

STLBIO

Lambert-St Louis

Thu 2/26

7:41 am-6:05 pm

2 stops27h 24m

Bilbao

Thu 3/5

7:40 am-10:59 pm

2 stops22h 19m

$480

St. LouisSeville

STL - SVQ

STLSVQ

Lambert-St Louis

Thu 2/26

9:15 am-8:30 am

2 stops16h 15m

Sevilla

Thu 3/5

9:10 am-9:12 pm

2 stops19h 02m

$552

St. LouisBilbao

STL - BIO

STLBIO

Lambert-St Louis

Sun 5/10

2:20 pm-11:10 pm

2 stops25h 50m

Bilbao

Sun 5/24

6:50 am-1:25 pm

1 stop13h 35m

$600

St. LouisOviedo

STL - OVD

STLOVD

Lambert-St Louis

Thu 2/26

10:37 am-5:00 pm

2 stops23h 23m

Oviedo Asturias

Mon 3/2

1:25 pm-11:01 am

2 stops28h 36m

$748

St. LouisSanta Cruz de Tenerife

STL - TFN

STLTFN

Lambert-St Louis

Sat 3/7

2:25 pm-1:25 pm

2 stops17h 00m

Santa Cruz de Tenerife Tenerife-Norte

Sat 3/14

6:50 am-9:11 pm

2 stops19h 21m

$1,265

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Spain from

How to get the cheapest flight ticket from St. Louis to Spain

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Spain?

If you don’t want to visit Spain in January, then you should wait until February to fly from St. Louis, when ticket prices are also cheap, with an average price of $640.

How far in advance should I book a flight to Spain?

You are more likely to see cheaper flights to Spain from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Spain for around $865 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Spain from St. Louis for as low as $657 on momondo.

Can stopping save me money on St. Louis to Spain flights?

You could potentially save up to 39% on your flight if you consider stops on a St. Louis to Spain flight.

Cheap St. Louis to Spain flight deals and tips

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

Fastest flight time

12h 49m

Direct flights

None
The fastest flight from St. Louis to Spain takes 12h 49m
There are no direct flights from St. Louis to Spain. There are no popular flight routes from St. Louis to Spain.
Search flight deals

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

    Prices for flights from Lambert-St Louis Airport to Spain were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Spain?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Spain.

  • What documentation or ID do you need to fly to Spain?

    The travel and health documents required for your trip to Spain 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 Spain. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from St. Louis to Spain

Compare and see reviews for airlines that fly from St. Louis to Spain with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $482Free CancellationRating
6.8
7,714 reviews
Search Lufthansa flights
British AirwaysPriceFrom $516Free CancellationRating
6.7
7,676 reviews
Search British Airways flights
United AirlinesPriceFrom $567Free CancellationRating
7.4
9,162 reviews
Search United Airlines flights
DeltaPriceFrom $580Free CancellationRating
7.9
8,045 reviews
Search Delta flights
IberiaPriceFrom $586Free CancellationRating
7.0
3,087 reviews
Search Iberia flights
American AirlinesPriceFrom $587Free CancellationRating
7.2
11,125 reviews
Search American Airlines flights
KLMPriceFrom $590Free CancellationRating
7.7
1,439 reviews
Search KLM flights
Air CanadaPriceFrom $624Free CancellationRating
7.1
10,622 reviews
Search Air Canada flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from St. Louis to Spain. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Spain from St. Louis with this policy.

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

Once you have performed a search for St. Louis to Spain flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Spain from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to Spain

Popular cities in Spain

Popular flights according to clicks in the last 7 days on momondo
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Flights to Santa Cruz de Tenerifefrom $431
Flights to Bilbaofrom $358
Flights to Arrecifefrom $367