$436+ Cheap flights from Madrid, Spain (MAD) to St. Louis (STL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — STL
Jul 12 — Jul 191
Round-trip
1 adult, Economy
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Find cheap flights from Madrid 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
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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 Madrid to St. Louis
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Best
Last-minute
One-way
Cheapest flights from Madrid to St. LouisExplore the most affordable flight options available from Madrid to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.
Explore the most affordable flight options available from Madrid to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.
This British Airways deal was found by Cheapflights users on 6/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:00 am
MAD
- STL
1 stop15h 29m
British Airways
Mon 11/162:50 pm
STL
- MAD
2 stops15h 45m
British Airways
Deal found 6/7![British Airways logo]()
$830
This Expedia deal was found by Cheapflights users on 6/8. 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.
Tue 9/110:35 am
MAD
- STL
1 stop15h 55m
British Airways
Thu 9/1012:50 pm
STL
- MAD
1 stop13h 45m
British Airways
Deal found 6/8![British Airways logo]()
$840
This British Airways deal was found by Cheapflights users on 6/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/21:00 pm
MAD
- STL
1 stop28h 37m
British Airways
Mon 11/309:38 am
STL
- MAD
1 stop16h 42m
British Airways
Deal found 6/10![British Airways logo]()
$842
This Priceline deal was found by Cheapflights users on 6/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/212:00 pm
MAD
- STL
2 stops18h 56m
Iberia
Mon 11/3011:39 am
STL
- MAD
1 stop14h 41m
Iberia
Deal found 6/10![Iberia logo]()
$878
Best flights from Madrid to St. LouisDiscover carefully curated flight deals from Madrid to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2026.
Discover carefully curated flight deals from Madrid to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2026.
This British Airways deal was found by Cheapflights users on 6/11. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/121:00 pm
MAD
- STL
1 stop17h 56m
British Airways
Mon 11/162:17 pm
STL
- MAD
2 stops16h 18m
British Airways
Deal found 6/11![British Airways logo]()
$832
This Delta deal was found by Cheapflights users on 6/11. 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.
Wed 7/16:00 am
MAD
- STL
2 stops18h 23m
Delta
Tue 7/75:36 pm
STL
- MAD
2 stops16h 09m
Delta
Deal found 6/11![Delta logo]()
$1,054
This American Airlines deal was found by Cheapflights users on 6/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/212:30 pm
MAD
- STL
1 stop15h 25m
American Airlines
Tue 7/71:25 pm
STL
- MAD
1 stop11h 55m
American Airlines
Deal found 6/7![American Airlines logo]()
$1,061
This Expedia deal was found by Cheapflights users on 6/11. 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.
Mon 6/295:25 pm
MAD
- STL
1 stop22h 44m
Iberia
Mon 7/65:58 pm
STL
- MAD
1 stop31h 22m
Iberia
Deal found 6/11![Iberia logo]()
$1,063
This Finnair deal was found by Cheapflights users on 6/9. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/24:20 pm
MAD
- STL
1 stop23h 32m
Multiple Airlines
Tue 7/75:58 pm
STL
- MAD
1 stop12h 32m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$1,074
This British Airways deal was found by Cheapflights users on 6/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/61:35 pm
MAD
- STL
1 stop25h 56m
British Airways
Mon 7/138:38 am
STL
- MAD
1 stop17h 27m
British Airways
Deal found 6/10![British Airways logo]()
$1,064
This Delta deal was found by Cheapflights users on 6/11. 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 7/36:00 am
MAD
- STL
2 stops17h 46m
Delta
Sat 7/116:09 pm
STL
- MAD
2 stops18h 06m
Delta
Deal found 6/11![Delta logo]()
$1,072
Last-minute flights from Madrid to St. LouisDiscover last-minute flight deals from Madrid to St. Louis. Data last updated June 12, 2026 and is based on user searches.
Discover last-minute flight deals from Madrid to St. Louis. Data last updated June 12, 2026 and is based on user searches.
This deal was found by Cheapflights users on 6/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2911:15 am
MAD
- STL
1 stop15h 11m
United Airlines
Tue 7/2112:23 pm
STL
- MAD
1 stop13h 37m
United Airlines
Deal found 6/9![United Airlines logo]()
$962
This deal was found by Cheapflights users on 6/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/301:30 pm
MAD
- STL
1 stop13h 37m
Air Canada
Wed 7/2212:10 pm
STL
- MAD
1 stop11h 40m
Air Canada
Deal found 6/9![Air Canada logo]()
$1,017
This deal was found by Cheapflights users on 6/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/301:30 pm
MAD
- STL
1 stop13h 37m
Air Canada
Thu 7/232:40 pm
STL
- MAD
1 stop11h 10m
Air Canada
Deal found 6/9![Air Canada logo]()
$1,021
This deal was found by Cheapflights users on 6/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/111:15 am
MAD
- STL
1 stop15h 11m
United Airlines
Thu 7/2312:23 pm
STL
- MAD
1 stop13h 37m
United Airlines
Deal found 6/9![United Airlines logo]()
$1,012
This Delta deal was found by Cheapflights users on 6/11. 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.
Wed 7/16:00 am
MAD
- STL
2 stops18h 23m
Delta
Tue 7/75:36 pm
STL
- MAD
2 stops16h 09m
Delta
Deal found 6/11![Delta logo]()
$1,054
This deal was found by Cheapflights users on 6/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/29:50 am
MAD
- STL
1 stop15h 17m
Delta
Thu 7/231:22 pm
STL
- MAD
1 stop15h 53m
Delta
Deal found 6/9![Delta logo]()
$982
This deal was found by Cheapflights users on 6/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/31:30 pm
MAD
- STL
1 stop13h 37m
Air Canada
Wed 7/2212:10 pm
STL
- MAD
1 stop11h 40m
Air Canada
Deal found 6/9![Air Canada logo]()
$967
This deal was found by Cheapflights users on 6/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/31:30 pm
MAD
- STL
1 stop13h 37m
Air Canada
Tue 7/212:40 pm
STL
- MAD
1 stop11h 10m
Air Canada
Deal found 6/9![Air Canada logo]()
$971
This deal was found by Cheapflights users on 6/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/41:30 pm
MAD
- STL
1 stop13h 37m
Air Canada
Thu 7/232:40 pm
STL
- MAD
1 stop11h 10m
Air Canada
Deal found 6/9![Air Canada logo]()
$991
This lol.travel deal was found by Cheapflights users on 6/9. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/61:35 pm
MAD
- STL
1 stop17h 41m
Finnair
Mon 7/135:58 pm
STL
- MAD
1 stop12h 32m
Finnair
Deal found 6/9![Finnair logo]()
$1,027
This lol.travel deal was found by Cheapflights users on 6/8. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/811:45 am
MAD
- STL
1 stop19h 31m
Finnair
Wed 7/155:58 pm
STL
- MAD
1 stop12h 32m
Finnair
Deal found 6/8![Finnair logo]()
$1,020
This Delta deal was found by Cheapflights users on 6/11. 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.
Mon 7/136:00 am
MAD
- STL
2 stops21h 37m
Delta
Sat 7/2510:16 am
STL
- MAD
1 stop18h 59m
Delta
Deal found 6/11![Delta logo]()
$1,058
One-way flights from Madrid to St. LouisSearch for one-way flight options from Madrid to St. Louis. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
Search for one-way flight options from Madrid to St. Louis. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/308:50 am
MAD
- STL
3 stops42h 52m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:20 am
MAD
- STL
3 stops45h 22m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$438
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:25 pm
MAD
- STL
3 stops35h 49m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$469
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:35 am
MAD
- STL
3 stops41h 55m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$486
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:55 am
MAD
- STL
3 stops53h 45m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$503
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:40 am
MAD
- STL
3 stops33h 00m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$535
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/218:50 am
MAD
- STL
3 stops42h 49m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$544
This BusinessClass deal was found by Cheapflights users on 6/10. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:55 am
MAD
- STL
2 stops16h 40m
WestJet
Deal found 6/10![WestJet logo]()
$552
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/27:05 am
MAD
- STL
3 stops35h 35m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$569
This lol.travel deal was found by Cheapflights users on 6/9. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3011:45 am
MAD
- STL
1 stop19h 13m
Finnair
Deal found 6/9![Finnair logo]()
$582
Find flight deals from Madrid to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Madrid (MAD) 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 June 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $830 (British Airways) |
One-way from | $436 (Kiwi.com) |
Popular in | May |
Cheapest in | March |
Average price | $1,054 |
Cheapflights Fare Finder
Customize your flight search to find flights from Madrid 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 June 12, 2026.
Use the filters below to find and compare flights from Madrid to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MadridSt. Louis
MAD - STL
MADSTL
Madrid Barajas
Thu 11/12
1:00 pm-11:56 pm
1 stop17h 56m
Lambert-St Louis
Mon 11/16
2:17 pm-1:35 pm
2 stops16h 18m
$832
MadridSt. Louis
MAD - STL
MADSTL
Madrid Barajas
Wed 7/1
6:00 am-5:23 pm
2 stops18h 23m
Lambert-St Louis
Tue 7/7
5:36 pm-4:45 pm
2 stops16h 09m
$1,054
Quickest round-trip
MadridSt. Louis
MAD - STL
MADSTL
Madrid Barajas
Thu 7/2
12:30 pm-8:55 pm
1 stop15h 25m
Lambert-St Louis
Tue 7/7
1:25 pm-8:20 am
1 stop11h 55m
$1,061
MadridSt. Louis
MAD - STL
MADSTL
Madrid Barajas
Mon 6/29
5:25 pm-9:09 am
1 stop22h 44m
Lambert-St Louis
Mon 7/6
5:58 pm-8:20 am
1 stop31h 22m
$1,063
MadridSt. Louis
MAD - STL
MADSTL
Madrid Barajas
Mon 7/6
1:35 pm-8:31 am
1 stop25h 56m
Lambert-St Louis
Mon 7/13
8:38 am-9:05 am
1 stop17h 27m
$1,064
MadridSt. Louis
MAD - STL
MADSTL
Madrid Barajas
Fri 7/3
6:00 am-4:46 pm
2 stops17h 46m
Lambert-St Louis
Sat 7/11
6:09 pm-7:15 pm
2 stops18h 06m
$1,072
MadridSt. Louis
MAD - STL
MADSTL
Madrid Barajas
Thu 7/2
4:20 pm-8:52 am
1 stop23h 32m
Lambert-St Louis
Tue 7/7
5:58 pm-1:30 pm
1 stop12h 32m
$1,074
Cheapest one-way
MadridSt. Louis
MAD - STL
MADSTL
Madrid Barajas
Mon 8/31
7:25 pm-12:14 am
3 stops35h 49m
$469
Quickest one-way
MadridSt. Louis
MAD - STL
MADSTL
Madrid Barajas
Thu 9/24
10:55 am-8:35 pm
2 stops16h 40m
$552
MadridSt. Louis
MAD - STL
MADSTL
Madrid Barajas
Thu 9/24
11:30 am-11:46 pm
1 stop19h 16m
$592
Showing 1-10 of 15 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Madrid-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Madrid-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Madrid-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Madrid-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 Madrid-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 Madrid to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Madrid with our price prediction graph.
MAD-STL
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 Madrid to St. Louis
Related info for your journey
Find useful and relevant information for your journey from Madrid to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Alton
Farmington
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