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Salou

$383+ Cheap flights from St. Louis (STL) to Salou, 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BCN
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Salou are usually found in February or January, booked 29 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from St. Louis to Salou

Keep the following information in mind while searching for St. Louis to Salou flight deals. Data was last updated April 24, 2025.

Round-trip from

$802
(United Airlines)

One-way from

$383
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$933
From Lambert-St Louis to Salou
Search Deals
One-way flight from Lambert-St Louis to Salou
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Highest demand for flights based on searches. 21% potential increase in price ($262 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from St. Louis to Salou

Cheapest flights from St. Louis to Salou
Explore the most affordable flight options available from St. Louis to Salou. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This Booking.com deal was found by Cheapflights users on 4/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/195:30 pmSTL - BCN
2 stops55h 20mAir Canada
Tue 9/3012:10 pmBCN - STL
1 stop14h 47mAir Canada
Deal found 4/23$613
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Fri 9/191:30 pmSTL - BCN
1 stop11h 20mUnited Airlines
Tue 9/3012:10 pmBCN - STL
1 stop14h 47mUnited Airlines
Deal found 4/22$658
This Delta deal was found by Cheapflights users on 4/22. 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 9/1911:51 amSTL - BCN
2 stops17h 04mDelta
Wed 10/19:00 amBCN - STL
2 stops18h 35mDelta
Deal found 4/22$677
This oojo deal was found by Cheapflights users on 4/23. 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.
Thu 9/257:59 pmSTL - BCN
2 stops16h 46mBritish Airways
Mon 10/69:10 pmBCN - STL
2 stops25h 58mBritish Airways
Deal found 4/23$698
This FlightHub deal was found by Cheapflights users on 4/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/259:15 amSTL - BCN
1 stop17h 05mMultiple Airlines
Thu 9/48:40 pmBCN - STL
2 stops29h 59mMultiple Airlines
Deal found 4/23$704
This American Airlines deal was found by Cheapflights users on 4/23. 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 9/258:26 amSTL - BCN
1 stop19h 04mAmerican Airlines
Mon 10/610:45 amBCN - STL
1 stop16h 38mAmerican Airlines
Deal found 4/23$722
This Cheapflightsfares deal was found by Cheapflights users on 4/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/211:22 pmSTL - BCN
1 stop14h 08mIberia
Fri 8/82:00 pmBCN - STL
1 stop13h 13mIberia
Deal found 4/23$890
This Cheapflightsfares deal was found by Cheapflights users on 4/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/610:31 amSTL - BCN
2 stops28h 54mAer Lingus
Mon 5/1211:05 pmBCN - STL
2 stops29h 47mAer Lingus
Deal found 4/23$940
This KAYAK deal was found by Cheapflights users on 4/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/93:30 pmSTL - BCN
2 stops21h 05mScandinavian Airlines
Sat 8/167:00 pmBCN - STL
2 stops35h 39mScandinavian Airlines
Deal found 4/23$1,001
This Lufthansa deal was found by Cheapflights users on 4/23. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/203:30 pmSTL - BCN
1 stop19h 40mLufthansa
Mon 7/281:30 pmBCN - STL
2 stops33h 17mLufthansa
Deal found 4/23$1,004
This KLM deal was found by Cheapflights users on 4/23. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/185:54 pmSTL - BCN
2 stops15h 31mKLM
Tue 7/11:20 pmBCN - STL
2 stops17h 31mKLM
Deal found 4/23$1,158

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Salou 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 April 24, 2025.
Use the filters below to find and compare flights from St. Louis to Salou that are best for you.

Fly from

St. Louis

Fly to

Salou

Route

Depart

Return

Price

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Wed 5/7

1:30 pm-7:50 am

1 stop11h 20m

Barcelona-El Prat

Mon 10/20

1:50 pm-7:33 pm

2 stops36h 43m

$802

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Wed 5/7

1:30 pm-7:50 am

1 stop11h 20m

Barcelona-El Prat

Mon 10/20

1:15 pm-3:18 pm

1 stop33h 03m

$824

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Mon 7/21

1:22 pm-10:30 am

1 stop14h 08m

Barcelona-El Prat

Fri 8/8

2:00 pm-8:13 pm

1 stop13h 13m

$890

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Sat 7/19

8:01 pm-10:30 am

1 stop31h 29m

Barcelona-El Prat

Tue 8/5

10:45 am-11:49 pm

1 stop20h 04m

$933

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Tue 5/6

10:31 am-10:25 pm

2 stops28h 54m

Barcelona-El Prat

Mon 5/12

11:05 pm-9:52 pm

2 stops29h 47m

$940

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Thu 7/17

1:30 pm-7:50 am

1 stop11h 20m

Barcelona-El Prat

Thu 7/24

12:10 pm-12:27 pm

2 stops31h 17m

$960

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Sun 7/20

3:30 pm-6:10 pm

1 stop19h 40m

Barcelona-El Prat

Mon 7/28

1:30 pm-3:47 pm

2 stops33h 17m

$1,004

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Mon 6/16

9:28 am-9:20 am

1 stop16h 52m

Barcelona-El Prat

Tue 7/1

9:00 am-11:51 pm

2 stops21h 51m

$1,117

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Wed 6/18

5:54 pm-4:25 pm

2 stops15h 31m

Barcelona-El Prat

Tue 7/1

1:20 pm-11:51 pm

2 stops17h 31m

$1,158

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Wed 7/23

5:41 pm-7:10 pm

2 stops42h 29m

Barcelona-El Prat

Sun 7/27

8:50 pm-4:54 am

2 stops39h 04m

$3,723

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 18 results
1
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Best time to book a flight from St. Louis to Salou

Have a flexible travel schedule? Discover the best time to fly to Salou 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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Salou

How far ahead should I book a flight from St. Louis to Salou?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Salou. Price data was last updated on April 18, 2025.

The best time to book flights from St. Louis to Salou is 29 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to Salou (average of $523). Flying from St. Louis to Salou in June is currently the most expensive (average of $1,079). 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 S9L?

Find hourly flight availability from St. Louis to Salou. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.

When flying from St. Louis to Salou, 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 Salou by month

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

In terms of precipitation, rainfall in Salou 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 Salou when rainfall is around 0.8 in.

Temperature in Salou by month

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

If weather is an important factor for your trip to Salou, 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 Salou

Get insights into the airlines that provide service to Salou. 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 Salou. Reviews last updated April 24, 2025.
Read through reviews of airlines operating flights from St. Louis to Salou, such as Asiana Airlines, Delta and KLM. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.2
Very good
443 reviews

Overall

8.2

Boarding

8.3

Comfort

8.0

Crew

8.5

Entertainment

7.7

Food

8.0

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Asiana Airlines
8.2
Very good
443 reviews
Asiana Airlines
8.2
Very good
443 reviews

Overall

8.2

Boarding

8.3

Comfort

8.0

Crew

8.5

Entertainment

7.7

Food

8.0

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Delta
8.0
Very good
7,920 reviews
Asiana Airlines
8.2
Very good
443 reviews

Overall

8.2

Boarding

8.3

Comfort

8.0

Crew

8.5

Entertainment

7.7

Food

8.0

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
KLM
7.8
Good
1,333 reviews
Asiana Airlines
8.2
Very good
443 reviews

Overall

8.2

Boarding

8.3

Comfort

8.0

Crew

8.5

Entertainment

7.7

Food

8.0

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Air France
7.4
Good
1,442 reviews
Asiana Airlines
8.2
Very good
443 reviews

Overall

8.2

Boarding

8.3

Comfort

8.0

Crew

8.5

Entertainment

7.7

Food

8.0

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
United Airlines
7.4
Good
8,685 reviews
Asiana Airlines
8.2
Very good
443 reviews

Overall

8.2

Boarding

8.3

Comfort

8.0

Crew

8.5

Entertainment

7.7

Food

8.0

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Salou. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Salou?

    If you book a flight to Salou from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 0 flights from Lambert-St Louis to Salou per day from 9 different airlines.

  • What are the cheapest airlines to fly from St. Louis to Salou one-way?

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $578. However, be on the lookout for offers from KLM and Iberia, as they are both options that can get you from St. Louis to Salou for a low price.

  • Can I find deals for flights from St. Louis to Salou that include hotel bookings?

    Yes. In addition to deals on St. Louis to Salou flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Salou?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Salou.

  • Can I find deals for business class flights from St. Louis to Salou?

    Yes. Cheapflights offers flight deals from St. Louis to Salou by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Salou (average of $523). Flying from St. Louis to Salou in June is currently the most expensive (average of $1,079). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St. Louis to Salou

See prices for flight routes from nearby airports that may be better suited for you.
St. Louis to Barcelona-El Prat flights
Kansas City to Barcelona-El Prat flights
Springfield to Barcelona-El Prat flights
Joplin to Barcelona-El Prat flights

Top 9 airlines flying from St. Louis to Salou

Discover the top 9 airlines that operate flights from St. Louis to Salou. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$527Average$958FlexibilityNo cancel feeOn-time76%
KLMCheapest$540Average$810FlexibilityNo cancel feeOn-time75%
DeltaCheapest$541Average$1,040FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$571Average$777FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$602Average$974FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$648Average$1,037FlexibilityNo cancel feeOn-time71%
IberiaCheapest$689Average$1,066FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$697Average$1,094FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$712Average$1,126FlexibilityNo cancel feeOn-time67%

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