Spain

$316+ Cheap flights from St. Louis (STL) to Spain

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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MAD
Feb 18 — Feb 251
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Cheap flight deals from St. Louis to Spain

Keep the following information in mind while searching for St. Louis to Spain flight deals. Data was last updated February 13, 2025.

Round-trip from

$521
(Justfly.com)

One-way from

$316
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$684
From Lambert-St Louis to Spain
One-way flight from Lambert-St Louis to Spain
Highest demand for flights based on searches. 23% potential increase in price ($302 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
Average for round-trip flights in February 2025

Find flight deals from St. Louis to Spain

Cheapest flights from St. Louis to Spain
Explore the most affordable flight options available from St. Louis to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2025.

This Justfly.com deal was found by Cheapflights users on 2/13. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/293:50 pmSTL - MAD
2 stops57h 00mAir Canada
Tue 4/812:45 pmMAD - STL
2 stops34h 02mAir Canada
Deal found 2/13$521
This United Airlines deal was found by Cheapflights users on 2/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/18:48 amSTL - MAD
2 stops14h 52mUnited Airlines
Wed 4/912:45 pmMAD - STL
3 stops34h 02mUnited Airlines
Deal found 2/12$526
This United deal was found by Cheapflights users on 2/13. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/117:30 amSTL - MAD
2 stops20h 05mMultiple Airlines
Wed 3/1912:15 pmMAD - STL
2 stops32h 51mMultiple Airlines
Deal found 2/13$545
This oojo deal was found by Cheapflights users on 2/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/110:12 amSTL - MAD
1 stop20h 13mBritish Airways
Wed 4/912:40 pmMAD - STL
1 stop13h 49mBritish Airways
Deal found 2/12$548
This Delta deal was found by Cheapflights users on 2/13. 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 3/241:06 pmSTL - MAD
2 stops16h 24mDelta
Tue 4/16:00 amMAD - STL
2 stops18h 51mDelta
Deal found 2/13$585
This United Airlines deal was found by Cheapflights users on 2/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/48:05 amSTL - BCN
2 stops18h 45mUnited Airlines
Tue 3/1111:15 amBCN - STL
2 stops34h 16mUnited Airlines
Deal found 2/12$597
This American Airlines deal was found by Cheapflights users on 2/12. 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.
Tue 3/45:13 amSTL - BCN
1 stop20h 27mAmerican Airlines
Tue 3/1111:00 amBCN - STL
1 stop18h 56mAmerican Airlines
Deal found 2/12$620
This Gotogate deal was found by Cheapflights users on 2/12. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/121:05 pmSTL - BCN
2 stops17h 10mMultiple Airlines
Wed 3/1911:15 amBCN - STL
2 stops33h 51mMultiple Airlines
Deal found 2/12$630
This Justfly.com deal was found by Cheapflights users on 2/13. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/293:50 pmSTL - BCN
2 stops33h 00mAir Canada
Sun 4/61:15 pmBCN - STL
1 stop32h 44mAir Canada
Deal found 2/13$662
This Gurufare deal was found by Cheapflights users on 2/12. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/121:05 pmSTL - BCN
2 stops17h 10mLufthansa
Wed 3/1911:00 amBCN - STL
1 stop18h 33mLufthansa
Deal found 2/12$678
This Orbitz deal was found by Cheapflights users on 2/13. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/275:37 pmSTL - BCN
2 stops33h 33mBritish Airways
Mon 4/79:10 pmBCN - STL
2 stops27h 52mBritish Airways
Deal found 2/13$694
This Delta deal was found by Cheapflights users on 2/12. 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.
Sat 10/113:40 pmSTL - BCN
1 stop31h 20mDelta
Fri 10/249:30 amBCN - STL
2 stops18h 24mDelta
Deal found 2/12$735

Find flights from St. Louis to Spain within your budget

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, Cheapflights users made 2,558,603 searches. Data last updated February 13, 2025.

Fly from

St. Louis

Fly to

Spain

Route

Depart

Return

Price

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Sat 3/29

3:50 pm-6:50 am

2 stops57h 00m

Madrid Barajas

Tue 4/8

12:45 pm-3:47 pm

2 stops34h 02m

$521

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Tue 4/1

8:48 am-6:40 am

2 stops14h 52m

Madrid Barajas

Wed 4/9

12:45 pm-3:47 pm

3 stops34h 02m

$526

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Tue 3/11

7:30 am-9:35 am

2 stops20h 05m

Madrid Barajas

Wed 3/19

12:15 pm-3:06 pm

2 stops32h 51m

$545

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Tue 4/1

10:12 am-1:25 pm

1 stop20h 13m

Madrid Barajas

Wed 4/9

12:40 pm-7:29 pm

1 stop13h 49m

$548

St. LouisMadrid

STL - MAD

STLMAD

Lambert-St Louis

Mon 3/24

1:06 pm-11:30 am

2 stops16h 24m

Madrid Barajas

Tue 4/1

6:00 am-5:51 pm

2 stops18h 51m

$585

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Tue 3/4

8:05 am-9:50 am

2 stops18h 45m

Barcelona-El Prat

Tue 3/11

11:15 am-3:31 pm

2 stops34h 16m

$597

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Tue 3/4

5:13 am-8:40 am

1 stop20h 27m

Barcelona-El Prat

Tue 3/11

11:00 am-11:56 pm

1 stop18h 56m

$620

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Wed 3/12

1:05 pm-12:15 pm

2 stops17h 10m

Barcelona-El Prat

Wed 3/19

11:15 am-3:06 pm

2 stops33h 51m

$630

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Sat 3/29

3:50 pm-6:50 am

2 stops33h 00m

Barcelona-El Prat

Sun 4/6

1:15 pm-2:59 pm

1 stop32h 44m

$662

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Wed 3/12

1:05 pm-12:15 pm

2 stops17h 10m

Barcelona-El Prat

Wed 3/19

11:00 am-11:33 pm

1 stop18h 33m

$678

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Showing 1-10 of 33 results
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Best time to book a flight from St. Louis to Spain

Have a flexible travel schedule? Discover the best time to fly to Spain from St. Louis 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.

Travel insights for flights from St. Louis to Spain

Get recent, data-driven insights about flights from St. Louis to Spain including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from St. Louis to Spain (average of $543). Flying from St. Louis to Spain in June is currently the most expensive (average of $1,127). 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 STL to ES?

Find hourly flight availability from St. Louis to Spain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 13, 2025.

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

Rainfall in Spain by month

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

In terms of precipitation, rainfall in Spain ranges from 0.8 - 3.6 inches per month. October is typically the wettest month, when rainfall can reach 3.6 in. July is typically the driest time to visit Spain when rainfall is around 0.8 in.

Temperature in Spain by month

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

If weather is an important factor for your trip to Spain, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Spain

Get insights into the airlines that provide service to Spain. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Spain. Reviews last updated February 13, 2025.
Read reviews from past customers who have flown Delta, KLM and United Airlines from St. Louis to Spain. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good
8.0
Very good

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good

Boarding

8.2

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Comfort

8.0

Reviews

1 / 20