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Cheap flights from St. Louis (STL) to Barcelona-El Prat (BCN) from $375

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 10/5. 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.
STL — BCN
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
1 adult, Economy
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The best prices from Lambert-St Louis to Barcelona-El Prat are usually found in January or February, booked 3 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from St. Louis to Barcelona-El Prat

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Barcelona-El Prat (BCN). 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 2, 2024.

Popular in

June

Cheapest in

January

Average price

$1,555

Round-trip from

$510
High demand for flights, 35% potential price rise
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Best time to find cheap flights, 31% potential price drop
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Average for round-trip flights in June 2024
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From Lambert-St Louis to Barcelona-El Prat
Search Deals

What is the cheapest day to fly round-trip from St. Louis to Barcelona-El Prat Airport?

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 36% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from St. Louis to Barcelona-El Prat Airport?

Our data shows that January tends to be the cheapest month to fly to Barcelona-El Prat Airport from St. Louis. Users have commonly found prices around $1,012 for the month, but tickets can be as low as $456. Due to multiple factors, prepare for potentially higher prices in June.

What is the cheapest time of day to fly from STL to BCN?

It’s optimal to fly from St. Louis to Barcelona-El Prat Airport in the evening. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the afternoon.

Cheap United Airlines flights from St. Louis to Barcelona-El Prat

Explore cheap flight options specifically provided by United Airlines for the route between St. Louis and Barcelona-El Prat. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Take a look at some of the lowest-priced United Airlines flights heading from St. Louis to Barcelona. Come back soon if you're not finding the exact deal you're looking for.
Thu 11/281:00 pmSTL - BCN
1 stop12h 20mUnited Airlines
Tue 12/39:15 amBCN - STL
2 stops36h 03mUnited Airlines
Deal found 6/1$571
Tue 8/208:25 amSTL - BCN
1 stop16h 55mUnited Airlines
Fri 8/3012:25 pmBCN - STL
2 stops30h 57mUnited Airlines
Deal found 6/1$694
Tue 8/2012:00 pmSTL - BCN
1 stop14h 40mUnited Airlines
Fri 8/3012:15 pmBCN - STL
2 stops31h 07mUnited Airlines
Deal found 6/2$695
Tue 8/208:05 amSTL - BCN
2 stops18h 35mUnited Airlines
Fri 8/3012:15 pmBCN - STL
2 stops31h 07mUnited Airlines
Deal found 6/2$699
Sat 10/196:30 amSTL - BCN
1 stop23h 15mUnited Airlines
Sat 10/2612:20 pmBCN - STL
1 stop28h 33mUnited Airlines
Deal found 6/1$714
Wed 8/2810:10 amSTL - BCN
1 stop17h 15mUnited Airlines
Tue 9/102:50 pmBCN - STL
1 stop31h 59mUnited Airlines
Deal found 6/2$716
Wed 8/2811:10 amSTL - BCN
2 stops16h 15mUnited Airlines
Tue 9/102:50 pmBCN - STL
1 stop31h 59mUnited Airlines
Deal found 6/2$720
Fri 9/66:02 amSTL - BCN
2 stops20h 38mUnited Airlines
Fri 9/1312:25 pmBCN - STL
2 stops30h 09mUnited Airlines
Deal found 6/1$737
Fri 8/1612:00 pmSTL - BCN
1 stop14h 40mUnited Airlines
Fri 8/2312:25 pmBCN - STL
2 stops30h 09mUnited Airlines
Deal found 6/1$739

Cheap Air Canada flights from St. Louis to Barcelona-El Prat

Explore cheap flight options specifically provided by Air Canada for the route between St. Louis and Barcelona-El Prat. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Take a gander at the lowest prices we've found on Air Canada flights from St. Louis to Barcelona. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Thu 11/284:10 pmSTL - BCN
2 stops32h 25mAir Canada
Tue 12/39:15 amBCN - STL
2 stops31h 38mAir Canada
Deal found 6/1$590
Wed 10/1612:00 pmSTL - BCN
1 stop14h 40mAir Canada
Thu 10/2412:25 pmBCN - STL
1 stop15h 40mAir Canada
Deal found 6/1$615
Wed 10/1612:00 pmSTL - BCN
1 stop14h 40mAir Canada
Fri 10/2512:15 pmBCN - STL
1 stop34h 05mAir Canada
Deal found 6/1$621
Wed 10/1612:00 pmSTL - BCN
1 stop14h 40mAir Canada
Sat 10/2612:25 pmBCN - STL
1 stop15h 40mAir Canada
Deal found 6/1$665
Thu 10/174:05 pmSTL - BCN
1 stop11h 20mAir Canada
Thu 10/2412:25 pmBCN - STL
1 stop15h 40mAir Canada
Deal found 6/1$671
Thu 10/174:05 pmSTL - BCN
1 stop11h 20mAir Canada
Fri 10/2512:15 pmBCN - STL
2 stops15h 50mAir Canada
Deal found 6/1$677
Wed 7/310:10 amSTL - BCN
1 stop17h 15mAir Canada
Wed 7/2412:15 pmBCN - STL
1 stop34h 06mAir Canada
Deal found 6/1$698
Wed 9/1110:10 amSTL - BCN
2 stops16h 30mAir Canada
Wed 9/2512:25 pmBCN - STL
1 stop15h 40mAir Canada
Deal found 6/1$700
Tue 8/2012:00 pmSTL - BCN
1 stop14h 40mAir Canada
Fri 8/3012:25 pmBCN - STL
1 stop15h 40mAir Canada
Deal found 6/1$701

Cheap St. Louis to Barcelona-El Prat flights in June & July 2024

Find cheap flight options from St. Louis to Barcelona-El Prat specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Prices were last updated on June 2, 2024.
Scroll through some of the best deals on flights from St. Louis to Barcelona in 2024. Check back regularly for other flight deals.
Tue 6/46:30 amSTL - BCN
1 stop23h 15mMultiple Airlines
Tue 6/1112:15 pmBCN - STL
1 stop34h 06mMultiple Airlines
Deal found 5/31$685
Tue 6/411:38 amSTL - BCN
2 stops15h 02mAir Canada
Tue 6/1112:25 pmBCN - STL
1 stop15h 40mAir Canada
Deal found 5/31$691
Mon 6/310:45 amSTL - BCN
1 stop17h 50mDelta
Tue 6/181:45 pmBCN - STL
1 stop25h 55mDelta
Deal found 6/1$694
Tue 6/411:38 amSTL - BCN
2 stops15h 02mAir Canada
Tue 6/1112:25 pmBCN - STL
2 stops14h 36mAir Canada
Deal found 5/31$696
Tue 6/116:00 amSTL - BCN
1 stop21h 30mAmerican Airlines
Wed 6/191:55 pmBCN - STL
1 stop16h 02mAmerican Airlines
Deal found 6/1$701
Tue 6/116:00 amSTL - BCN
1 stop21h 30mAmerican Airlines
Wed 6/1912:50 pmBCN - STL
2 stops18h 13mAmerican Airlines
Deal found 6/1$705
Tue 6/112:56 pmSTL - BCN
2 stops16h 09mBritish Airways
Wed 6/1911:05 amBCN - STL
1 stop17h 57mBritish Airways
Deal found 6/2$727
Sat 6/87:47 pmSTL - BCN
1 stop33h 13mBritish Airways
Fri 6/2111:05 amBCN - STL
1 stop17h 57mBritish Airways
Deal found 6/1$734
Tue 6/113:23 pmSTL - BCN
2 stops18h 02mDelta
Wed 6/198:55 amBCN - STL
2 stops21h 48mDelta
Deal found 6/1$735

St. Louis to Barcelona-El Prat 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Barcelona-El Prat in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Scroll through some of the best deals on flights from St. Louis to Barcelona in 2024. Check back regularly for other flight deals.
Thu 11/281:00 pmSTL - BCN
1 stop12h 20mUnited Airlines
Tue 12/39:15 amBCN - STL
2 stops36h 03mUnited Airlines
Deal found 6/1$571
Thu 11/285:40 pmSTL - BCN
1 stop32h 20mMultiple Airlines
Tue 12/39:15 amBCN - STL
2 stops31h 38mMultiple Airlines
Deal found 6/1$578
Thu 11/284:10 pmSTL - BCN
2 stops32h 25mAir Canada
Tue 12/39:15 amBCN - STL
2 stops31h 38mAir Canada
Deal found 6/1$590
Wed 10/1612:00 pmSTL - BCN
1 stop14h 40mAir Canada
Thu 10/2412:25 pmBCN - STL
1 stop15h 40mAir Canada
Deal found 6/1$615
Thu 11/281:00 pmSTL - BCN
1 stop12h 20mMultiple Airlines
Tue 12/31:00 pmBCN - STL
1 stop31h 55mMultiple Airlines
Deal found 6/1$616
Wed 10/1612:00 pmSTL - BCN
1 stop14h 40mAir Canada
Fri 10/2512:15 pmBCN - STL
1 stop34h 05mAir Canada
Deal found 6/1$621
Wed 10/162:38 pmSTL - BCN
2 stops15h 32mAmerican Airlines
Thu 10/2411:05 amBCN - STL
1 stop17h 30mAmerican Airlines
Deal found 6/1$634
Wed 10/1612:00 pmSTL - BCN
1 stop14h 40mAir Canada
Sat 10/2612:25 pmBCN - STL
1 stop15h 40mAir Canada
Deal found 6/1$665
Wed 10/162:05 pmSTL - BCN
2 stops17h 15mDelta
Thu 10/246:10 amBCN - STL
2 stops22h 21mDelta
Deal found 6/1$670

St. Louis to Barcelona-El Prat flights leaving soon

Find last-minute flight options from St. Louis to Barcelona-El Prat for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Check out these flights departing soon from St. Louis to Barcelona. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Tue 6/116:00 amSTL - BCN
1 stop21h 30mAmerican Airlines
Wed 6/191:55 pmBCN - STL
1 stop16h 02mAmerican Airlines
Deal found 6/1$701
Tue 6/116:00 amSTL - BCN
1 stop21h 30mAmerican Airlines
Wed 6/1912:50 pmBCN - STL
2 stops18h 13mAmerican Airlines
Deal found 6/1$705
Tue 6/112:56 pmSTL - BCN
2 stops16h 09mBritish Airways
Wed 6/1911:05 amBCN - STL
1 stop17h 57mBritish Airways
Deal found 6/2$727
Sat 6/87:47 pmSTL - BCN
1 stop33h 13mBritish Airways
Fri 6/2111:05 amBCN - STL
1 stop17h 57mBritish Airways
Deal found 6/1$734
Tue 6/113:23 pmSTL - BCN
2 stops18h 02mDelta
Wed 6/198:55 amBCN - STL
2 stops21h 48mDelta
Deal found 6/1$735
Tue 6/112:56 pmSTL - BCN
2 stops16h 09mBritish Airways
Wed 6/1910:15 amBCN - STL
2 stops18h 47mBritish Airways
Deal found 6/2$743
Sat 6/86:27 pmSTL - BCN
1 stop33h 03mBritish Airways
Fri 6/2110:15 amBCN - STL
2 stops19h 42mBritish Airways
Deal found 6/1$750
Tue 6/115:27 pmSTL - BCN
1 stop35h 33mBritish Airways
Mon 6/249:05 pmBCN - STL
2 stops51h 13mBritish Airways
Deal found 6/1$755
Tue 6/1112:56 pmSTL - BCN
2 stops18h 09mBritish Airways
Mon 6/249:05 pmBCN - STL
2 stops47h 07mBritish Airways
Deal found 6/1$975

One-way flights to Barcelona-El Prat from St. Louis

Search for one-way flight options from St. Louis to Barcelona-El Prat. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Users traveling one-way from St. Louis to Barcelona can select one of these great deals. Users in need of a round-trip flight from St. Louis to Barcelona instead should update the search form at the top of page.
Sat 10/58:00 pmSTL - BCN
3 stops37h 10mMultiple Airlines
Deal found 6/1$375
Sun 11/246:42 pmSTL - BCN
2 stops39h 53mMultiple Airlines
Deal found 6/1$383
Fri 11/226:42 pmSTL - BCN
2 stops39h 43mMultiple Airlines
Deal found 6/1$421
Sat 10/511:39 amSTL - BCN
2 stops42h 06mMultiple Airlines
Deal found 6/1$457
Tue 6/117:29 pmSTL - BCN
3 stops58h 31mMultiple Airlines
Deal found 5/31$498
Sun 11/2412:24 pmSTL - BCN
1 stop13h 36mLufthansa
Deal found 6/1$517
Wed 10/3011:10 amSTL - BCN
2 stops15h 50mUnited Airlines
Deal found 6/1$520
Wed 10/307:29 pmSTL - BCN
3 stops54h 21mMultiple Airlines
Deal found 6/1$535
Fri 11/2212:15 pmSTL - BCN
3 stops21h 40mMultiple Airlines
Deal found 6/1$552

Find flights from St. Louis to Barcelona-El Prat within your budget

Customize your flight search to find flights from St. Louis to Barcelona-El Prat 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 2,810,401 searches. Data last updated June 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$571 - $957

Route

Depart

Return

Price

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Thu 11/28

1 stop12h 20m

Barcelona-El Prat

Tue 12/3

2 stops36h 03m

$571

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Thu 11/28

1 stop32h 20m

Barcelona-El Prat

Tue 12/3

2 stops31h 38m

$578

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Thu 11/28

2 stops32h 25m

Barcelona-El Prat

Tue 12/3

2 stops31h 38m

$590

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Wed 10/16

2 stops15h 32m

Barcelona-El Prat

Thu 10/24

1 stop17h 30m

$634

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Wed 10/16

2 stops17h 15m

Barcelona-El Prat

Thu 10/24

2 stops22h 21m

$670

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Sun 10/6

1 stop33h 16m

Barcelona-El Prat

Mon 10/14

2 stops32h 19m

$679

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Wed 10/16

2 stops15h 25m

Barcelona-El Prat

Fri 10/25

2 stops17h 31m

$684

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Fri 10/18

1 stop13h 30m

Barcelona-El Prat

Thu 10/24

2 stops18h 17m

$712

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Wed 10/16

2 stops14h 35m

Barcelona-El Prat

Sat 10/26

2 stops15h 36m

$957

Flights are sorted by cheapest first

Deals found on 6/1

How far ahead should I book a flight from St. Louis to Barcelona-El Prat Airport?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Barcelona-El Prat. Price data was last updated on May 31, 2024.
The best time to book flights from St. Louis to Barcelona-El Prat Airport is 3 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.
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What is the cheapest day to fly from St. Louis to Barcelona-El Prat Airport?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Barcelona-El Prat. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Barcelona-El Prat Airport flight should consider departing on Tuesday mornings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from St. Louis to Barcelona-El Prat

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat 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.

Temperature and rainfall in Barcelona-El Prat by month

Plan your trip to Barcelona-El Prat by taking into account the average temperature and rainfall totals by month.

BCN

Temperature

48.2 - 75.2 °F

Reviews of airlines servicing Barcelona-El Prat

Get insights into the airlines that provide service to Barcelona-El Prat. 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 Barcelona-El Prat. Reviews last updated June 2, 2024.
Read through reviews of airlines operating flights from St. Louis to Barcelona, such as United Airlines, Air Canada and British Airways. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,410 reviews
Check prices

Entertainment

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,410 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Entertainment

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,507 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Entertainment

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Air France
7.5
Good
1,728 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Entertainment

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,755 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Entertainment

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

American Airlines
7.3
Good
14,260 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Entertainment

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.4

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Barcelona-El Prat. 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 Barcelona-El Prat?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Barcelona-El Prat. You should not have trouble finding flights to Barcelona-El Prat from Lambert-St Louis; the airport handles an average of 0 outbound flights to Barcelona-El Prat per day. You should also have plenty of airline options to choose from since 9 airlines have flights from the St. Louis airport to Barcelona-El Prat. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

  • Can I find flights from St. Louis to Barcelona-El Prat Airport for under $600 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Barcelona-El Prat Airport for under $600. The cheapest flight booked recently is on United Airlines for just $571, but on average you can expect to pay $656.

  • Are there last-minute flights available from St. Louis to Barcelona-El Prat Airport for under $800?

    There are currently 20+ open flights from St. Louis to Barcelona-El Prat Airport within the next 7 days for less than $800.

  • What are the cheapest airlines flying from St. Louis to Barcelona-El Prat Airport round-trip?

    Our cheapest airline available from St. Louis to Barcelona-El Prat Airport is United Airlines. Our recent data shows that you can find tickets from as low as $571 on this airline. Additional options worth looking into are Air Canada and American Airlines, starting at $590 and $634 round-trip. United Airlines is priced at 43% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from St. Louis to Barcelona-El Prat Airport one-way?

    One-way options have recently been found by users for as low as $517 on Lufthansa. Other airlines that offer cheap prices include United Airlines from $520 and Iberia from $570 one-way.

  • What does STL to BCN mean?

    STL and BCN are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. STL to BCN refers to a flight route from Lambert-St Louis Airport to Barcelona-El Prat Airport.

  • Can I find deals for flights from St. Louis to Barcelona-El Prat that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Barcelona-El Prat flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Barcelona-El Prat with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Barcelona-El Prat flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from St. Louis to Barcelona-El Prat that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Barcelona-El Prat?

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

  • Can I find deals for business class flights from St. Louis to Barcelona-El Prat?

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

  • Can I find deals for flights from St. Louis to Barcelona-El Prat that allow pets onboard?

    Many airlines flying from St. Louis to Barcelona-El Prat offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Barcelona-El Prat?

    Yes, you can often find last-minute deals on St. Louis to Barcelona-El Prat flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Barcelona-El Prat Airport flight deals updated?

    The St. Louis to Barcelona-El Prat Airport flight deals you see on this page were last updated on 6/1.

  • What are the most popular airlines that fly from St. Louis to Barcelona-El Prat Airport?

    Before booking your flight from St. Louis to Barcelona-El Prat Airport check out the most popular airlines for this route: American Airlines, Air Canada or Air France.

  • What is the cheapest month to book a flight from St. Louis to Barcelona-El Prat Airport?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Barcelona-El Prat Airport (average of $510). Flying from St. Louis to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,054). 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 Barcelona-El Prat
See prices for flight routes from nearby airports that may be better suited for you.

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 Barcelona-El Prat

Discover the top 9 airlines that operate flights from St. Louis to Barcelona-El Prat. 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 2,810,401 searches. Data last updated June 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$540Average$824FlexibilityNo cancel feeOn-time76%
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KLMCheapest$550Average$892FlexibilityNo cancel feeOn-time75%
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American AirlinesCheapest$590Average$1,045FlexibilityNo cancel feeOn-time71%
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DeltaCheapest$610Average$883FlexibilityNo cancel feeOn-timeN/A
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British AirwaysCheapest$631Average$971FlexibilityNo cancel feeOn-time70%
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Air FranceCheapest$669Average$844FlexibilityNo cancel feeOn-time77%
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United AirlinesCheapest$687Average$1,248FlexibilityNo cancel feeOn-time69%
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IberiaCheapest$714Average$1,124FlexibilityNo cancel feeOn-time77%
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Air CanadaCheapest$732Average$1,128FlexibilityNo cancel feeOn-time67%
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