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Salou

$401+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BCN
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Round-trip from

$542
(Delta)

One-way from

$401
(Gurufare)

Popular in

June

Cheapest in

February

Average price

$1,242
From Lambert-St Louis to Salou
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One-way flight from Lambert-St Louis to Salou
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Highest demand for flights based on searches. 20% potential increase in price ($257 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This Delta deal was found by Cheapflights users on 4/30. 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 10/279:00 amSTL - BCN
1 stop16h 00mDelta
Wed 11/1210:15 amBCN - STL
1 stop17h 35mDelta
Deal found 4/30$542
This Finnair deal was found by Cheapflights users on 4/30. 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.
Tue 11/41:06 pmSTL - BCN
1 stop17h 14mMultiple Airlines
Tue 11/1111:00 amBCN - STL
2 stops18h 29mMultiple Airlines
Deal found 4/30$550
This Expedia deal was found by Cheapflights users on 4/30. 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 9/168:01 pmSTL - BCN
1 stop31h 29mBritish Airways
Mon 9/229:10 pmBCN - STL
2 stops28h 58mBritish Airways
Deal found 4/30$572
This Air Canada deal was found by Cheapflights users on 5/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/179:15 amSTL - BCN
1 stop17h 05mAir Canada
Tue 9/3012:10 pmBCN - STL
1 stop14h 47mAir Canada
Deal found 5/1$574
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Sun 10/2610:30 amSTL - BCN
1 stop20h 35mUnited Airlines
Thu 11/133:05 pmBCN - STL
1 stop12h 59mUnited Airlines
Deal found 4/30$582
This Cheapflightsfares deal was found by Cheapflights users on 5/1. 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.
Thu 9/251:22 pmSTL - BCN
1 stop14h 08mIberia
Wed 10/110:45 amBCN - STL
1 stop15h 23mIberia
Deal found 5/1$607
This Lufthansa deal was found by Cheapflights users on 4/30. 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 11/23:45 pmSTL - BCN
1 stop14h 25mLufthansa
Sat 11/86:25 pmBCN - STL
1 stop26h 30mLufthansa
Deal found 4/30$819
This FlightHub deal was found by Cheapflights users on 4/30. 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 11/33:30 pmSTL - BCN
2 stops19h 50mScandinavian Airlines
Wed 11/127:10 pmBCN - STL
2 stops32h 39mScandinavian Airlines
Deal found 4/30$1,039
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Sun 6/227:20 amSTL - BCN
1 stop20h 10mAmerican Airlines
Wed 7/1610:45 amBCN - STL
1 stop16h 34mAmerican Airlines
Deal found 5/1$1,072
This Air France deal was found by Cheapflights users on 4/30. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2610:05 amSTL - BCN
1 stop16h 15mAir France
Wed 6/46:10 amBCN - STL
2 stops17h 25mAir France
Deal found 4/30$1,099
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 4/30$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 May 1, 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

Mon 10/27

9:00 am-7:00 am

1 stop16h 00m

Barcelona-El Prat

Wed 11/12

10:15 am-8:50 pm

1 stop17h 35m

$542

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Wed 9/17

9:15 am-9:20 am

1 stop17h 05m

Barcelona-El Prat

Tue 9/30

12:10 pm-2:19 pm

2 stops33h 09m

$561

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Tue 9/16

8:01 pm-10:30 am

1 stop31h 29m

Barcelona-El Prat

Mon 9/22

9:10 pm-7:08 pm

2 stops28h 58m

$572

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Sun 10/26

10:30 am-1:05 pm

1 stop20h 35m

Barcelona-El Prat

Thu 11/13

3:05 pm-9:04 pm

1 stop12h 59m

$582

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Thu 10/9

11:46 am-12:15 pm

1 stop17h 29m

Barcelona-El Prat

Thu 10/30

6:10 pm-8:26 am

1 stop20h 16m

$592

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Thu 9/25

1:22 pm-10:30 am

1 stop14h 08m

Barcelona-El Prat

Wed 10/1

10:45 am-7:08 pm

1 stop15h 23m

$607

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Sun 6/22

7:20 am-10:30 am

1 stop20h 10m

Barcelona-El Prat

Wed 7/16

10:45 am-8:19 pm

1 stop16h 34m

$1,072

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Mon 5/26

10:05 am-9:20 am

1 stop16h 15m

Barcelona-El Prat

Wed 6/4

6:10 am-4:35 pm

2 stops17h 25m

$1,099

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Sat 7/5

9:49 am-10:25 pm

2 stops29h 36m

Barcelona-El Prat

Thu 7/10

11:05 pm-8:23 pm

2 stops28h 18m

$1,524

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Tue 10/21

8:26 am-10:20 am

2 stops18h 54m

$401

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

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 25, 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 $1,064). 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 May 1, 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 May 1, 2025.
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

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.
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

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.
Air France
7.4
Good
1,448 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

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.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

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.
Virgin Atlantic
7.4
Good
643 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

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.
Scandinavian Airlines
7.3
Good
1,349 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

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.

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 8 different airlines.

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

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as $401. However, be on the lookout for offers from British Airways and American Airlines, 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 $1,064). 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

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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 8 airlines flying from St. Louis to Salou

Discover the top 8 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$527Average$958FlexibilityNo cancel feeOn-time76%
KLMCheapest$540Average$751FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$602Average$967FlexibilityNo cancel feeOn-time70%
DeltaCheapest$602Average$1,069FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$632Average$1,074FlexibilityNo cancel feeOn-time71%
IberiaCheapest$689Average$1,066FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$697Average$1,096FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$705Average$1,133FlexibilityNo cancel feeOn-time67%

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