Cheap flights from St. Louis (STL) to Barcelona-El Prat (BCN) from $363

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 7/19. 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 4 — Jun 111

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 May 30, 2024.

Popular in

June

Cheapest in

January

Average price

$1,165

Round-trip from

$510
High demand for flights, 35% potential price rise
Best time to find cheap flights, 32% potential price drop
Average for round-trip flights in May 2024
From Lambert-St Louis to Barcelona-El Prat

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 $1,017 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 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 2,784,634 searches. Data last updated May 30, 2024.
Take a look at some of the lowest-priced Air Canada flights heading from St. Louis to Barcelona. Come back soon if you're not finding the exact deal you're looking for.
Thu 11/74:10 pmSTL - BCN
2 stops32h 25mAir Canada
Wed 11/139:15 amBCN - STL
2 stops31h 38mAir Canada
Deal found 5/30$590
Wed 7/310:10 amSTL - BCN
1 stop17h 15mAir Canada
Wed 7/2412:15 pmBCN - STL
1 stop34h 06mAir Canada
Deal found 5/30$698
Wed 8/2810:10 amSTL - BCN
1 stop17h 15mAir Canada
Tue 9/1012:20 pmBCN - STL
1 stop34h 00mAir Canada
Deal found 5/30$721
Mon 6/174:05 pmSTL - BCN
1 stop11h 20mAir Canada
Fri 6/2812:30 pmBCN - STL
1 stop33h 51mAir Canada
Deal found 5/29$738
Mon 6/174:05 pmSTL - BCN
1 stop11h 20mAir Canada
Tue 6/2512:25 pmBCN - STL
2 stops33h 56mAir Canada
Deal found 5/29$740
Mon 6/174:05 pmSTL - BCN
1 stop11h 20mAir Canada
Tue 6/2512:25 pmBCN - STL
2 stops33h 56mAir Canada
Deal found 5/29$741
Sat 10/1910:10 amSTL - BCN
2 stops16h 30mAir Canada
Sat 10/2612:25 pmBCN - STL
2 stops14h 35mAir Canada
Deal found 5/30$742
Fri 10/412:00 pmSTL - BCN
1 stop14h 40mAir Canada
Wed 10/1612:25 pmBCN - STL
2 stops15h 40mAir Canada
Deal found 5/30$787
Mon 6/174:05 pmSTL - BCN
1 stop11h 20mAir Canada
Sat 6/2912:25 pmBCN - STL
2 stops33h 56mAir Canada
Deal found 5/29$788

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

Explore cheap flight options specifically provided by American 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 2,784,634 searches. Data last updated May 30, 2024.
Take a gander at the lowest prices we've found on American Airlines 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 11/71:38 pmSTL - BCN
2 stops13h 47mAmerican Airlines
Wed 11/131:30 pmBCN - STL
1 stop29h 20mAmerican Airlines
Deal found 5/30$597
Thu 11/71:38 pmSTL - BCN
1 stop15h 57mAmerican Airlines
Wed 11/131:30 pmBCN - STL
1 stop13h 43mAmerican Airlines
Deal found 5/30$631
Mon 6/172:56 pmSTL - BCN
1 stop12h 34mAmerican Airlines
Thu 6/2711:05 amBCN - STL
1 stop13h 13mAmerican Airlines
Deal found 5/29$693
Tue 6/410:46 amSTL - BCN
2 stops15h 14mAmerican Airlines
Tue 6/1811:05 amBCN - STL
1 stop17h 57mAmerican Airlines
Deal found 5/28$704
Wed 6/196:00 amSTL - BCN
1 stop21h 30mAmerican Airlines
Thu 6/2711:05 amBCN - STL
2 stops17h 23mAmerican Airlines
Deal found 5/29$705
Wed 6/196:08 amSTL - BCN
1 stop19h 52mAmerican Airlines
Thu 6/2710:40 amBCN - STL
2 stops15h 49mAmerican Airlines
Deal found 5/29$707
Wed 9/1111:38 amSTL - BCN
1 stop17h 37mAmerican Airlines
Wed 9/2511:05 amBCN - STL
1 stop13h 50mAmerican Airlines
Deal found 5/29$709
Wed 9/1112:46 pmSTL - BCN
2 stops16h 29mAmerican Airlines
Wed 9/2511:05 amBCN - STL
2 stops17h 10mAmerican Airlines
Deal found 5/29$713
Sat 10/192:38 pmSTL - BCN
2 stops15h 32mAmerican Airlines
Sat 10/2611:05 amBCN - STL
1 stop17h 30mAmerican Airlines
Deal found 5/30$733

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

Find cheap flight options from St. Louis to Barcelona-El Prat specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Prices were last updated on May 30, 2024.
Scroll through some of the best deals on flights from St. Louis to Barcelona in 2024. Check back regularly for other flight deals.
Wed 6/191:42 pmSTL - BCN
1 stop13h 48mIberia
Thu 6/2710:40 amBCN - STL
1 stop17h 16mIberia
Deal found 5/29$671
Mon 6/172:56 pmSTL - BCN
1 stop12h 34mAmerican Airlines
Thu 6/2711:05 amBCN - STL
1 stop13h 13mAmerican Airlines
Deal found 5/29$693
Mon 6/176:08 pmSTL - BCN
2 stops15h 12mBritish Airways
Fri 6/2811:05 amBCN - STL
1 stop13h 13mBritish Airways
Deal found 5/29$699
Mon 6/1711:03 amSTL - BCN
1 stop19h 22mMultiple Airlines
Thu 6/276:45 pmBCN - STL
1 stop20h 51mMultiple Airlines
Deal found 5/29$701
Tue 6/410:46 amSTL - BCN
2 stops15h 14mAmerican Airlines
Tue 6/1811:05 amBCN - STL
1 stop17h 57mAmerican Airlines
Deal found 5/28$704
Wed 6/196:00 amSTL - BCN
1 stop21h 30mAmerican Airlines
Thu 6/2711:05 amBCN - STL
2 stops17h 23mAmerican Airlines
Deal found 5/29$705
Wed 6/196:08 amSTL - BCN
1 stop19h 52mAmerican Airlines
Thu 6/2710:40 amBCN - STL
2 stops15h 49mAmerican Airlines
Deal found 5/29$707
Tue 6/182:56 pmSTL - BCN
1 stop12h 34mBritish Airways
Wed 6/267:45 amBCN - STL
2 stops16h 33mBritish Airways
Deal found 5/29$717
Tue 6/182:56 pmSTL - BCN
1 stop12h 34mBritish Airways
Wed 6/267:45 amBCN - STL
2 stops16h 33mBritish Airways
Deal found 5/29$718

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 2,784,634 searches. Data last updated May 30, 2024.
Scroll through some of the best deals on flights from St. Louis to Barcelona in 2024. Check back regularly for other flight deals.
Mon 11/112:41 pmSTL - BCN
2 stops14h 04mIberia
Thu 11/281:30 pmBCN - STL
1 stop13h 43mIberia
Deal found 5/28$536
Wed 12/411:58 amSTL - BCN
2 stops16h 27mBritish Airways
Wed 12/111:30 pmBCN - STL
1 stop13h 36mBritish Airways
Deal found 5/30$541
Wed 12/46:45 amSTL - BCN
1 stop19h 15mAmerican Airlines
Wed 12/111:30 pmBCN - STL
1 stop13h 36mAmerican Airlines
Deal found 5/30$543
Wed 12/42:43 pmSTL - BCN
2 stops14h 42mAmerican Airlines
Wed 12/111:30 pmBCN - STL
2 stops16h 49mAmerican Airlines
Deal found 5/30$544
Mon 11/114:25 pmSTL - BCN
2 stops14h 15mBritish Airways
Thu 11/2810:00 amBCN - STL
2 stops17h 13mBritish Airways
Deal found 5/28$549
Wed 11/611:58 amSTL - BCN
2 stops19h 47mBritish Airways
Mon 11/189:00 pmBCN - STL
2 stops26h 11mBritish Airways
Deal found 5/28$557
Thu 11/74:10 pmSTL - BCN
2 stops32h 25mAir Canada
Wed 11/139:15 amBCN - STL
2 stops31h 38mAir Canada
Deal found 5/30$590
Thu 11/71:38 pmSTL - BCN
2 stops13h 47mAmerican Airlines
Wed 11/131:30 pmBCN - STL
1 stop29h 20mAmerican Airlines
Deal found 5/30$597
Wed 11/611:58 amSTL - BCN
2 stops19h 47mBritish Airways
Sun 11/177:45 amBCN - STL
2 stops20h 46mBritish Airways
Deal found 5/28$607

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 2,784,634 searches. Data last updated May 30, 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 6/411:40 amSTL - BCN
1 stop15h 50mBritish Airways
Tue 6/1810:40 amBCN - STL
1 stop17h 16mBritish Airways
Deal found 5/28$701
Tue 6/410:46 amSTL - BCN
2 stops15h 14mAmerican Airlines
Tue 6/1811:05 amBCN - STL
1 stop17h 57mAmerican Airlines
Deal found 5/28$704
Sat 6/86:27 pmSTL - BCN
1 stop33h 03mBritish Airways
Fri 6/2111:05 amBCN - STL
1 stop13h 13mBritish Airways
Deal found 5/29$734
Sat 6/86:27 pmSTL - BCN
1 stop33h 03mBritish Airways
Mon 6/179:05 pmBCN - STL
2 stops28h 38mBritish Airways
Deal found 5/30$750
Thu 6/66:00 amSTL - BCN
1 stop21h 30mAmerican Airlines
Tue 6/111:55 pmBCN - STL
1 stop16h 02mAmerican Airlines
Deal found 5/30$751
Thu 6/66:00 amSTL - BCN
1 stop21h 30mAmerican Airlines
Tue 6/1112:50 pmBCN - STL
2 stops18h 13mAmerican Airlines
Deal found 5/30$754
Sat 6/84:55 pmSTL - BCN
2 stops20h 25mBritish Airways
Mon 6/179:05 pmBCN - STL
2 stops27h 13mBritish Airways
Deal found 5/30$765
Sat 6/86:27 pmSTL - BCN
1 stop33h 03mBritish Airways
Mon 6/1711:05 amBCN - STL
1 stop13h 13mBritish Airways
Deal found 5/30$784
Sat 6/86:27 pmSTL - BCN
1 stop33h 03mBritish Airways
Sun 6/169:15 pmBCN - STL
2 stops32h 42mBritish Airways
Deal found 5/30$800

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 2,784,634 searches. Data last updated May 30, 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.
Fri 7/197:33 pmSTL - BCN
2 stops56h 27mMultiple Airlines
Deal found 5/29$363
Sat 10/58:00 pmSTL - BCN
3 stops37h 10mMultiple Airlines
Deal found 5/29$372
Sun 11/246:42 pmSTL - BCN
2 stops39h 53mMultiple Airlines
Deal found 5/30$387
Fri 7/197:33 pmSTL - BCN
3 stops43h 47mMultiple Airlines
Deal found 5/29$410
Fri 11/226:42 pmSTL - BCN
2 stops39h 43mMultiple Airlines
Deal found 5/29$421
Sat 10/511:39 amSTL - BCN
2 stops39h 26mMultiple Airlines
Deal found 5/29$506
Fri 11/2212:15 pmSTL - BCN
3 stops22h 00mMultiple Airlines
Deal found 5/29$514
Sun 11/248:25 amSTL - BCN
1 stop16h 55mLufthansa
Deal found 5/30$517
Sun 11/2412:58 pmSTL - BCN
3 stops20h 57mMultiple Airlines
Deal found 5/30$521

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 2,784,634 searches. Data last updated May 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$536 - $960

Route

Depart

Return

Price

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Mon 11/11

2 stops14h 04m

Barcelona-El Prat

Thu 11/28

1 stop13h 43m

$536

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Mon 11/11

2 stops14h 15m

Barcelona-El Prat

Thu 11/28

2 stops17h 13m

$549

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Thu 11/7

2 stops32h 25m

Barcelona-El Prat

Wed 11/13

2 stops31h 38m

$590

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Thu 11/7

2 stops13h 47m

Barcelona-El Prat

Wed 11/13

1 stop29h 20m

$597

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Mon 11/11

1 stop13h 49m

Barcelona-El Prat

Thu 11/28

1 stop14h 26m

$641

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Wed 11/6

1 stop24h 31m

Barcelona-El Prat

Sun 11/17

2 stops26h 36m

$686

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Wed 11/6

1 stop16h 45m

Barcelona-El Prat

Sun 11/17

1 stop15h 05m

$720

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Wed 8/28

1 stop11h 20m

Barcelona-El Prat

Tue 9/10

2 stops20h 47m

$725

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Mon 6/17

1 stop17h 05m

Barcelona-El Prat

Fri 6/28

1 stop18h 59m

$960

Flights are sorted by cheapest first

Deals found on 5/28

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 24, 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.
Search Deals

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 May 30, 2024.
Read through reviews of airlines operating flights from St. Louis to Barcelona, such as Air Canada, American Airlines and Lufthansa. 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
10,457 reviews

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.0

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.

8.0
Very good
10,457 reviews
8.0
Very good
10,457 reviews

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.0

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.

7.9
Good
1,520 reviews
8.0
Very good
10,457 reviews

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.0

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.

7.4
Good
10,777 reviews
8.0
Very good
10,457 reviews

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.0

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.

7.3
Good
14,284 reviews
8.0
Very good
10,457 reviews

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.0

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.

7.1
Good
2,742 reviews
8.0
Very good
10,457 reviews

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.0

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 Iberia for just $536, but on average you can expect to pay $653.

  • 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 Iberia. Our recent data shows that you can find tickets from as low as $536 on this airline. Additional options worth looking into are British Airways and Air Canada, starting at $549 and $590 round-trip. Iberia is priced at 47% 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 British Airways from $573 and Air Canada from $590 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 5/30.

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

  • 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Barcelona-El Prat
See prices for flight routes from nearby airports that may be better suited for you.

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 2,784,634 searches. Data last updated May 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$540Average$824FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest$550Average$892FlexibilityNo cancel feeOn-time75%
Search KLM flights
American AirlinesCheapest$590Average$1,045FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$610Average$883FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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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