Cheap flights from St. Louis (STL) to Barcelona-El Prat (BCN) from $263

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 9/24. 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
May 29 — Jun 51

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 24, 2024.

Popular in

June

Cheapest in

January

Average price

$1,165

Round-trip from

$510
High demand for flights, 36% 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 $1,019 for the month, but tickets can be as low as $456. Due to multiple factors, prepare for potentially higher prices in June.

When is the cheapest time to fly from St. Louis to Barcelona-El Prat Airport (STL - 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 2,725,499 searches. Data last updated May 24, 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.
Wed 10/1610:10 amSTL - BCN
2 stops16h 30mAir Canada
Fri 10/2512:15 pmBCN - STL
1 stop34h 05mAir Canada
Deal found 5/22$722
Tue 8/2012:00 pmSTL - BCN
1 stop14h 40mAir Canada
Fri 8/3012:25 pmBCN - STL
1 stop15h 40mAir Canada
Deal found 5/22$785
Tue 8/2012:00 pmSTL - BCN
1 stop14h 40mAir Canada
Fri 8/3012:25 pmBCN - STL
2 stops14h 36mAir Canada
Deal found 5/22$791
Tue 8/2010:10 amSTL - BCN
2 stops16h 30mAir Canada
Fri 8/3012:25 pmBCN - STL
2 stops14h 36mAir Canada
Deal found 5/22$797
Sat 10/1912:00 pmSTL - BCN
2 stops15h 25mAir Canada
Sat 10/2612:25 pmBCN - STL
1 stop15h 40mAir Canada
Deal found 5/22$816
Thu 10/174:05 pmSTL - BCN
2 stops34h 35mAir Canada
Sat 10/2612:25 pmBCN - STL
2 stops28h 28mAir Canada
Deal found 5/22$822
Fri 10/412:00 pmSTL - BCN
1 stop14h 40mAir Canada
Wed 10/1612:25 pmBCN - STL
2 stops15h 40mAir Canada
Deal found 5/22$841
Fri 10/410:10 amSTL - BCN
2 stops16h 30mAir Canada
Wed 10/1612:25 pmBCN - STL
2 stops15h 40mAir Canada
Deal found 5/22$847
Sat 10/512:00 pmSTL - BCN
1 stop14h 40mAir Canada
Sat 10/1212:25 pmBCN - STL
2 stops33h 55mAir Canada
Deal found 5/22$891

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 2,725,499 searches. Data last updated May 24, 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.
Tue 6/119:47 amSTL - BCN
1 stop17h 43mAmerican Airlines
Wed 6/196:45 pmBCN - STL
1 stop21h 22mAmerican Airlines
Deal found 5/22$745
Tue 6/1112:56 pmSTL - BCN
1 stop13h 04mAmerican Airlines
Wed 6/1910:40 amBCN - STL
2 stops17h 48mAmerican Airlines
Deal found 5/22$749
Wed 9/112:38 pmSTL - BCN
2 stops14h 37mAmerican Airlines
Wed 9/251:40 pmBCN - STL
2 stops16h 40mAmerican Airlines
Deal found 5/22$774
Mon 9/212:57 pmSTL - BCN
2 stops16h 18mAmerican Airlines
Wed 9/1110:40 amBCN - STL
2 stops17h 27mAmerican Airlines
Deal found 5/22$776
Mon 6/32:43 pmSTL - BCN
1 stop14h 17mAmerican Airlines
Mon 6/1012:50 pmBCN - STL
2 stops18h 13mAmerican Airlines
Deal found 5/22$798
Sun 9/111:05 amSTL - BCN
1 stop18h 10mAmerican Airlines
Sun 9/811:05 amBCN - STL
1 stop13h 09mAmerican Airlines
Deal found 5/22$823
Sat 7/132:56 pmSTL - BCN
2 stops15h 44mAmerican Airlines
Sun 7/217:45 amBCN - STL
2 stops18h 45mAmerican Airlines
Deal found 5/23$858
Tue 5/2811:09 amSTL - BCN
1 stop17h 51mAmerican Airlines
Mon 6/312:50 pmBCN - STL
2 stops28h 03mAmerican Airlines
Deal found 5/22$1,011
Fri 7/51:07 pmSTL - BCN
2 stops16h 08mAmerican Airlines
Fri 8/21:55 pmBCN - STL
1 stop15h 57mAmerican Airlines
Deal found 5/22$1,207

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 2,725,499 searches. Prices were last updated on May 24, 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 6/196:00 amSTL - BCN
2 stops20h 20mBritish Airways
Thu 6/2711:05 amBCN - STL
1 stop13h 13mBritish Airways
Deal found 5/22$743
Tue 6/119:47 amSTL - BCN
1 stop17h 43mAmerican Airlines
Wed 6/196:45 pmBCN - STL
1 stop21h 22mAmerican Airlines
Deal found 5/22$745
Tue 6/1112:56 pmSTL - BCN
1 stop13h 04mAmerican Airlines
Wed 6/1910:40 amBCN - STL
2 stops17h 48mAmerican Airlines
Deal found 5/22$749
Wed 6/196:00 amSTL - BCN
2 stops20h 20mBritish Airways
Thu 6/274:40 pmBCN - STL
2 stops28h 46mBritish Airways
Deal found 5/22$759
Wed 6/196:00 amSTL - BCN
1 stop21h 30mBritish Airways
Fri 7/57:45 amBCN - STL
2 stops16h 34mBritish Airways
Deal found 5/22$761
Tue 6/45:08 pmSTL - BCN
2 stops22h 32mBritish Airways
Tue 6/1811:05 amBCN - STL
1 stop13h 13mBritish Airways
Deal found 5/22$771
Sat 6/86:27 pmSTL - BCN
1 stop33h 03mBritish Airways
Fri 6/2111:05 amBCN - STL
1 stop13h 13mBritish Airways
Deal found 5/22$775
Tue 6/46:30 pmSTL - BCN
2 stops17h 20mDelta
Tue 6/188:55 amBCN - STL
2 stops21h 48mDelta
Deal found 5/22$779
Tue 6/1112:44 pmSTL - BCN
2 stops18h 21mBritish Airways
Wed 6/197:45 amBCN - STL
2 stops20h 11mBritish Airways
Deal found 5/22$787

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 2,725,499 searches. Data last updated May 24, 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 10/1612:00 pmSTL - BCN
1 stop14h 40mUnited Airlines
Fri 10/2512:15 pmBCN - STL
2 stops31h 07mUnited Airlines
Deal found 5/23$704
Wed 10/166:30 amSTL - BCN
1 stop23h 15mMultiple Airlines
Fri 10/2512:15 pmBCN - STL
1 stop34h 05mMultiple Airlines
Deal found 5/22$709
Wed 10/1610:10 amSTL - BCN
2 stops16h 30mAir Canada
Fri 10/2512:15 pmBCN - STL
1 stop34h 05mAir Canada
Deal found 5/22$722
Wed 10/1611:09 amSTL - BCN
2 stops14h 11mUnited Airlines
Fri 10/2511:15 amBCN - STL
2 stops18h 47mUnited Airlines
Deal found 5/22$729
Wed 6/196:00 amSTL - BCN
2 stops20h 20mBritish Airways
Thu 6/2711:05 amBCN - STL
1 stop13h 13mBritish Airways
Deal found 5/22$743
Tue 6/119:47 amSTL - BCN
1 stop17h 43mAmerican Airlines
Wed 6/196:45 pmBCN - STL
1 stop21h 22mAmerican Airlines
Deal found 5/22$745
Tue 6/1112:56 pmSTL - BCN
1 stop13h 04mAmerican Airlines
Wed 6/1910:40 amBCN - STL
2 stops17h 48mAmerican Airlines
Deal found 5/22$749
Wed 6/196:00 amSTL - BCN
2 stops20h 20mBritish Airways
Thu 6/274:40 pmBCN - STL
2 stops28h 46mBritish Airways
Deal found 5/22$759
Wed 6/196:00 amSTL - BCN
1 stop21h 30mBritish Airways
Fri 7/57:45 amBCN - STL
2 stops16h 34mBritish Airways
Deal found 5/22$761

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 2,725,499 searches. Data last updated May 24, 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.
Wed 5/2911:17 amSTL - BCN
2 stops39h 08mBritish Airways
Sun 6/910:10 amBCN - STL
2 stops19h 47mBritish Airways
Deal found 5/22$837
Fri 5/315:08 pmSTL - BCN
2 stops22h 27mBritish Airways
Sat 6/811:05 amBCN - STL
1 stop17h 57mBritish Airways
Deal found 5/22$871
Tue 5/2811:09 amSTL - BCN
1 stop17h 51mAmerican Airlines
Mon 6/312:50 pmBCN - STL
2 stops28h 03mAmerican Airlines
Deal found 5/22$1,011
Wed 5/2910:10 amSTL - BCN
1 stop16h 00mAir France
Sun 6/96:10 amBCN - STL
2 stops17h 10mAir France
Deal found 5/22$1,112
Tue 5/287:23 pmSTL - BCN
3 stops57h 42mMultiple Airlines
Mon 6/33:55 pmBCN - STL
3 stops52h 10mMultiple Airlines
Deal found 5/23$1,163
Tue 5/287:23 pmSTL - BCN
3 stops57h 42mMultiple Airlines
Mon 6/33:55 pmBCN - STL
3 stops52h 10mMultiple Airlines
Deal found 5/22$1,178
Fri 5/313:05 pmSTL - BCN
2 stops16h 15mDelta
Sat 6/86:10 amBCN - STL
2 stops24h 33mDelta
Deal found 5/22$1,179
Fri 5/317:44 pmSTL - BCN
3 stops45h 41mMultiple Airlines
Sat 6/86:10 amBCN - STL
3 stops41h 22mMultiple Airlines
Deal found 5/22$1,223
Tue 5/287:44 pmSTL - BCN
2 stops41h 11mMultiple Airlines
Mon 6/33:55 pmBCN - STL
3 stops52h 10mMultiple Airlines
Deal found 5/22$1,293

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 2,725,499 searches. Data last updated May 24, 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.
Tue 9/242:35 pmSTL - BCN
2 stops26h 40mMultiple Airlines
Deal found 5/23$263
Sun 9/156:42 pmSTL - BCN
2 stops41h 53mMultiple Airlines
Deal found 5/23$271
Sun 9/156:42 pmSTL - BCN
3 stops44h 18mMultiple Airlines
Deal found 5/23$297
Tue 9/242:35 pmSTL - BCN
3 stops23h 30mMultiple Airlines
Deal found 5/23$304
Sat 10/511:39 amSTL - BCN
2 stops26h 46mMultiple Airlines
Deal found 5/23$314
Sat 10/511:39 amSTL - BCN
3 stops30h 36mMultiple Airlines
Deal found 5/23$336
Thu 10/247:29 pmSTL - BCN
2 stops33h 56mMultiple Airlines
Deal found 5/23$339
Fri 9/276:42 pmSTL - BCN
2 stops56h 23mMultiple Airlines
Deal found 5/23$346
Fri 9/276:42 pmSTL - BCN
3 stops46h 23mMultiple Airlines
Deal found 5/23$387

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 2,725,499 searches. Data last updated May 24, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$704 - $995

Route

Depart

Return

Price

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Wed 10/16

1 stop14h 40m

Barcelona-El Prat

Fri 10/25

2 stops31h 07m

$704

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Wed 10/16

1 stop23h 15m

Barcelona-El Prat

Fri 10/25

1 stop34h 05m

$709

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Wed 10/16

2 stops16h 30m

Barcelona-El Prat

Fri 10/25

1 stop34h 05m

$722

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Wed 10/16

2 stops14h 11m

Barcelona-El Prat

Fri 10/25

2 stops18h 47m

$729

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Wed 6/19

2 stops20h 20m

Barcelona-El Prat

Thu 6/27

1 stop13h 13m

$743

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Tue 6/11

1 stop17h 43m

Barcelona-El Prat

Wed 6/19

1 stop21h 22m

$745

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Tue 6/11

1 stop13h 04m

Barcelona-El Prat

Wed 6/19

2 stops17h 48m

$749

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Tue 6/4

2 stops17h 20m

Barcelona-El Prat

Tue 6/18

2 stops21h 48m

$779

Lambert-St LouisBarcelona-El Prat

STL - BCN

STLBCN

Lambert-St Louis

Wed 6/19

1 stop13h 48m

Barcelona-El Prat

Wed 6/26

1 stop13h 13m

$995

Flights are sorted by cheapest first

Deals found on 5/23

When is the best time to 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 22, 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

When is the cheapest time 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 19, 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 24, 2024.
Read through reviews of airlines operating flights from St. Louis to Barcelona, such as Air Canada, American Airlines and Delta. 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
10,561 reviews

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Comfort

7.9

Crew

8.6

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
10,561 reviews
8.0
Very good
10,561 reviews

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Comfort

7.9

Crew

8.6

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.

7.8
Good
1,370 reviews
8.0
Very good
10,561 reviews

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Comfort

7.9

Crew

8.6

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
10,845 reviews
8.0
Very good
10,561 reviews

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Comfort

7.9

Crew

8.6

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
14,388 reviews
8.0
Very good
10,561 reviews

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Comfort

7.9

Crew

8.6

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
2,734 reviews
8.0
Very good
10,561 reviews

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Comfort

7.9

Crew

8.6

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 $800 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Barcelona-El Prat Airport for under $800. The cheapest flight booked recently is on United Airlines for just $704, but on average you can expect to pay $760.

  • Are there last-minute flights available from St. Louis to Barcelona-El Prat Airport for under $900?

    There are currently 20+ open flights from St. Louis to Barcelona-El Prat Airport within the next 7 days for less than $900.

  • 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 $704 on this airline. Additional options worth looking into are Air Canada and British Airways, starting at $722 and $743 round-trip. United Airlines is priced at 30% 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 $610 on British Airways. Other airlines that offer cheap prices include American Airlines from $613 and United Airlines from $626 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 5/23.

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

  • When is the best time 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 $1,071). 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 2,725,499 searches. Data last updated May 24, 2024.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$541Average$829FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest$550Average$892FlexibilityNo cancel feeOn-time75%
Search KLM flights
American AirlinesCheapest$592Average$1,044FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$607Average$883FlexibilityNo cancel feeOn-timeN/A
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British AirwaysCheapest$631Average$971FlexibilityNo cancel feeOn-time70%
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