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$461+ Cheap flights from Louisville (SDF) to Barcelona

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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BCN
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from Louisville to Barcelona

Cheapest flights from Louisville to Barcelona
Explore the most affordable flight options available from Louisville to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This oojo deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:49 pmSDF - BCN
2 stops22h 41mBritish Airways
Fri 12/2612:40 pmBCN - SDF
2 stops16h 55mBritish Airways
Deal found 12/14$1,318
This Finnair deal was found by Cheapflights users on 12/14. 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 12/236:01 amSDF - BCN
1 stop19h 04mMultiple Airlines
Fri 12/2612:30 pmBCN - SDF
1 stop15h 11mMultiple Airlines
Deal found 12/14$1,319
This American Airlines deal was found by Cheapflights users on 12/14. 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.
Tue 12/236:01 amSDF - BCN
1 stop19h 04mAmerican Airlines
Fri 12/2612:30 pmBCN - SDF
2 stops17h 46mAmerican Airlines
Deal found 12/14$1,324
This oojo deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/231:50 pmSDF - BCN
2 stops20h 15mBritish Airways
Sat 12/278:40 pmBCN - SDF
2 stops32h 50mBritish Airways
Deal found 12/15$1,378
This Finnair deal was found by Cheapflights users on 12/15. 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 12/236:01 amSDF - BCN
1 stop19h 04mMultiple Airlines
Sat 12/276:10 pmBCN - SDF
1 stop21h 48mMultiple Airlines
Deal found 12/15$1,379
This American Airlines deal was found by Cheapflights users on 12/15. 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.
Tue 12/237:00 amSDF - BCN
1 stop20h 00mAmerican Airlines
Sat 12/2712:30 pmBCN - SDF
2 stops17h 51mAmerican Airlines
Deal found 12/15$1,384
This Ovago deal was found by Cheapflights users on 12/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/192:00 pmSDF - BCN
2 stops20h 20mLufthansa
Sun 12/216:20 pmBCN - SDF
2 stops30h 51mLufthansa
Deal found 12/15$2,073
This Air Canada deal was found by Cheapflights users on 12/14. 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.
Tue 12/239:05 amSDF - BCN
3 stops18h 30mAir Canada
Fri 12/265:50 amBCN - SDF
3 stops20h 42mAir Canada
Deal found 12/14$3,404
This Air Canada deal was found by Cheapflights users on 12/15. 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.
Tue 12/239:05 amSDF - BCN
3 stops18h 30mAir Canada
Sat 12/276:50 amBCN - SDF
3 stops21h 40mAir Canada
Deal found 12/15$3,464

Find flight deals from Louisville to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Barcelona (S37). 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 December 16, 2025.

Round-trip from

$465
(United Airlines)

One-way from

$461
(Ovago)

Popular in

June

Cheapest in

November

Average price

$585
From Louisville Intl to Barcelona
Search Deals
One-way flight from Louisville Intl to Barcelona
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Highest demand for flights based on searches. 27% potential increase in price ($356 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($52 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Barcelona 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 December 16, 2025.
Use the filters below to find and compare flights from Louisville to Barcelona that are best for you.

Fly from

Louisville

Fly to

Barcelona

Route

Depart

Return

Price

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Thu 2/5

1:50 pm-9:00 am

1 stop13h 10m

Barcelona-El Prat

Mon 2/9

1:35 pm-7:43 pm

2 stops36h 08m

$465

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Tue 1/13

6:12 pm-9:35 am

2 stops33h 23m

Barcelona-El Prat

Tue 1/20

1:35 pm-1:05 pm

2 stops29h 30m

$468

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Thu 1/29

5:35 am-9:00 am

2 stops21h 25m

Barcelona-El Prat

Thu 2/5

1:35 pm-1:05 pm

2 stops29h 30m

$469

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Thu 1/29

10:35 am-11:25 am

2 stops18h 50m

Barcelona-El Prat

Thu 2/5

10:40 am-8:47 pm

1 stop16h 07m

$473

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Mon 2/16

10:45 am-8:50 am

1 stop16h 05m

Barcelona-El Prat

Sun 2/22

11:00 am-11:54 pm

2 stops18h 54m

$475

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Mon 2/16

5:35 am-9:35 am

2 stops22h 00m

Barcelona-El Prat

Sun 2/22

10:30 am-10:13 pm

2 stops17h 43m

$478

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Tue 1/13

11:16 am-9:00 am

1 stop15h 44m

Barcelona-El Prat

Tue 1/20

11:00 am-11:59 pm

1 stop18h 59m

$484

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Mon 2/16

5:54 pm-5:35 pm

2 stops17h 41m

Barcelona-El Prat

Sun 2/22

6:30 pm-7:42 pm

2 stops31h 12m

$540

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Fri 1/30

10:35 am-10:35 pm

2 stops30h 00m

Barcelona-El Prat

Tue 2/3

10:40 am-8:47 pm

1 stop16h 07m

$682

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Fri 6/5

9:28 pm-4:30 pm

3 stops37h 02m

$463

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 17 results
1
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Best time to book a flight from Louisville to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona from Louisville 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 Louisville to Barcelona

What is the cheapest month to book a flight from Louisville to Barcelona?

Currently, November is the cheapest month in which you can book a flight from Louisville to Barcelona (average of $433). Flying from Louisville to Barcelona in June is currently the most expensive (average of $969). 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 SDF to BCN?

Find hourly flight availability from Louisville to Barcelona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 16, 2025.

A simple way to save on the total cost of your ticket is to fly from Louisville to Barcelona in the evening. If you’re flexible enough to do this you can expect to save up to 29% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Barcelona

Get insights into the airlines that provide service to Barcelona. 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. Reviews last updated December 16, 2025.
Read reviews from past customers who have flown Delta, KLM, and United Airlines from Louisville to Barcelona. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,009 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,009 reviews
Delta
7.9
Good
8,009 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.7
Good
1,430 reviews
Delta
7.9
Good
8,009 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,094 reviews
Delta
7.9
Good
8,009 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,047 reviews
Delta
7.9
Good
8,009 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,580 reviews
Delta
7.9
Good
8,009 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Barcelona. 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 Louisville to Barcelona?

    For a flight from Louisville to Barcelona, you will be flying from Louisville Intl. Louisville Intl (SDF) is just 5.3 mi from the center of the city. Louisville Intl is the only Louisville airport and it handles 0 outbound flights to Barcelona per day. 5 airlines have flights to Barcelona from Louisville Intl on a regular basis.

  • How long is the flight from Louisville to Barcelona?

    Departing from Louisville to Barcelona will take you 13h 10m. Louisville and Barcelona are separated by a distance of 4454 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Louisville to Barcelona round-trip?

    Our cheapest airline available from Louisville to Barcelona is Delta. Our recent data shows that you can find tickets from as low as $433 on this airline. Additional options worth looking into are American Airlines and British Airways, starting at $483 and $531 round-trip. You may be able to fly from Louisville to Barcelona for 54% less than the average price by searching for these airlines.

  • Can I find deals for flights from Louisville to Barcelona that include hotel bookings?

    Yes. In addition to deals on Louisville to Barcelona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Barcelona?

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

  • Can I find deals for business class flights from Louisville to Barcelona?

    Yes. Cheapflights offers flight deals from Louisville to Barcelona 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 Louisville to Barcelona?

    Currently, November is the cheapest month in which you can book a flight from Louisville to Barcelona (average of $433). Flying from Louisville to Barcelona in June is currently the most expensive (average of $969). 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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Top 5 airlines flying from Louisville to Barcelona

Discover the top 5 airlines that operate flights from Louisville to Barcelona. 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 December 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$433Average$1,055FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$483Average$1,092FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$531Average$707FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$583Average$882FlexibilityNo cancel feeOn-time69%
KLMCheapest$590Average$1,707FlexibilityNo cancel feeOn-time75%

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