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Find cheap flights from Missouri to Spain from $375

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Missouri to Spain departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Tue 7/2
Tue 7/9

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In the last 7 days travelers have searched 42,335,261 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

June

Cheapest flight

$375
Best time to beat the crowds with an average 26% drop in price.
Most popular time to fly with an average 37% increase in price.
Flight from St. Louis to Barcelona

FAQs for booking flights from Missouri to Spain

  • How does KAYAK find such low prices on flights from Missouri to Spain?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Spain.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Spain?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Spain from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Missouri to Spain?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Spain with an airline and back to Missouri with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Spain?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Spain from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Missouri to Spain

Recent round-trip flight deals

10/29Tue
2 stopsAir Canada
15h 30mSTL-MAD
11/6Wed
2 stopsAir Canada
28h 38mMAD-STL
$471
10/29Tue
1 stopAmerican Airlines
18h 02mSTL-MAD
11/6Wed
1 stopAmerican Airlines
18h 31mMAD-STL
$472
10/29Tue
1 stopAmerican Airlines
18h 02mSTL-MAD
11/6Wed
2 stopsAmerican Airlines
17h 52mMAD-STL
$475
10/31Thu
2 stopsAir Canada
18h 05mSTL-MAD
11/6Wed
2 stopsAir Canada
28h 38mMAD-STL
$520
11/28Thu
1 stopUnited Airlines
12h 20mSTL-BCN
12/3Tue
2 stopsUnited Airlines
36h 03mBCN-STL
$571
10/16Wed
1 stopUnited Airlines
18h 36mSTL-BCN
10/30Wed
2 stopsUnited Airlines
37h 21mBCN-STL
$608
10/9Wed
1 stopKLM
17h 30mMCI-MAD
10/15Tue
1 stopKLM
13h 43mMAD-MCI
$634
10/16Wed
2 stopsAir France
14h 20mSTL-MAD
10/25Fri
2 stopsAir France
17h 34mMAD-STL
$635
10/18Fri
2 stopsAir France
14h 45mSTL-MAD
10/25Fri
2 stopsAir France
17h 34mMAD-STL
$672
10/16Wed
2 stopsKLM
15h 25mSTL-BCN
10/25Fri
2 stopsKLM
17h 31mBCN-STL
$684

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Recent one-way flight deals

10/5Sat
3 stops
37h 10mSTL-BCN
$375
8/9Fri
2 stops
21h 21mMCI-BCN
$391
11/4Mon
2 stopsAir Canada
34h 00mSTL-MAD
$449
11/4Mon
1 stopIberia
17h 20mSTL-MAD
$469
10/30Wed
2 stopsUnited Airlines
15h 50mSTL-BCN
$520
9/4Wed
1 stopIberia
19h 15mSTL-MAD
$553
11/11Mon
1 stopAmerican Airlines
11h 19mSTL-BCN
$555
9/4Wed
1 stopAir Canada
11h 50mSTL-MAD
$562
9/4Wed
2 stopsUnited Airlines
17h 00mSTL-MAD
$566
10/5Sat
1 stopAmerican Airlines
33h 16mSTL-BCN
$671

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Last minute flights from Missouri to Spain

Last minute flight, train and bus deals

6/4Tue
multi-stop
23h 15mSTL-BCN
6/11Tue
multi-stop
34h 06mBCN-STL
$685
6/4Tue
multi-stopUnited Airlines
12h 20mMCI-MAD
6/27Thu
multi-stopUnited Airlines
36h 35mMAD-MCI
$687
6/4Tue
multi-stopAir Canada
15h 02mSTL-BCN
6/11Tue
multi-stopAir Canada
15h 40mBCN-STL
$691
6/2Sun
multi-stopUnited Airlines
32h 35mSTL-MAD
6/18Tue
multi-stopUnited Airlines
29h 42mMAD-STL
$691
6/3Mon
multi-stopDelta
13h 36mSTL-BCN
6/18Tue
multi-stopDelta
18h 59mBCN-STL
$694
6/4Tue
multi-stopAir Canada
15h 02mSTL-BCN
6/11Tue
multi-stopAir Canada
14h 36mBCN-STL
$696
6/5Wed
multi-stopAmerican Airlines
18h 00mSTL-MAD
6/12Wed
multi-stopAmerican Airlines
14h 09mMAD-STL
$696
6/5Wed
multi-stopAmerican Airlines
13h 17mSTL-MAD
6/12Wed
multi-stopAmerican Airlines
14h 09mMAD-STL
$699
6/5Wed
multi-stopKLM
18h 35mMCI-MAD
6/19Wed
multi-stopKLM
14h 14mMAD-MCI
$709
6/5Wed
multi-stopDelta
14h 54mMCI-MAD
6/19Wed
multi-stopDelta
20h 58mMAD-MCI
$713

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