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Barcelona-El Prat

$350+ Cheap flights from Louisville (SDF) to Barcelona-El Prat (BCN)

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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BCN
8月 23 — 8月 301
週日 8/23
週日 8/30
1 adult, Economy
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Cheap flight deals from Louisville to Barcelona-El Prat

Cheapest flights from Louisville to Barcelona-El Prat
Explore the most affordable flight options available from Louisville to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7月 24, 2026.

This Air Canada deal was found by Cheapflights users on 7/20. 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.
週日 12/69:00 am
SDF
-
BCN
2 stops18h 35m
Air Canada
週三 12/91:35 pm
BCN
-
SDF
2 stops36h 39m
Air Canada
Deal found 7/20$752
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週日 12/610:00 am
SDF
-
BCN
1 stop17h 00m
United Airlines
週三 12/910:30 am
BCN
-
SDF
1 stop15h 04m
United Airlines
Deal found 7/20$769
This United Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週日 11/16:00 am
SDF
-
BCN
1 stop21h 00m
United Airlines
週六 11/71:35 pm
BCN
-
SDF
2 stops37h 04m
United Airlines
Deal found 7/24$804
This FlightHub deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週四 10/226:14 pm
SDF
-
BCN
2 stops20h 21m
British Airways
週五 10/3010:40 am
BCN
-
SDF
1 stop17h 51m
British Airways
Deal found 7/22$806
This British Airways deal was found by Cheapflights users on 7/21. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週六 10/247:27 pm
SDF
-
BCN
1 stop31h 08m
British Airways
週六 10/3111:30 am
BCN
-
SDF
1 stop15h 05m
British Airways
Deal found 7/21$808

Find flight deals from Louisville to Barcelona-El Prat

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) 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 7月 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$750
(Justfly.com)

One-way from

$350
(Expedia)

Popular in

June

Cheapest in

November

Average price

$1,197
Provider with most accurate pricing for Louisville Intl-Barcelona-El Prat flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Barcelona-El Prat flights.
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From Louisville Intl to Barcelona-El Prat
Search Deals
One-way flight from Louisville Intl to Barcelona-El Prat
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($357 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville 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 2,558,603 searches. Data last updated 7月 24, 2026.
Use the filters below to find and compare flights from Louisville to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

週三 1/6

8:45 am-2:05 pm

2 stops23h 20m

Barcelona-El Prat

週五 1/15

1:35 pm-2:47 pm

2 stops31h 12m

$762
Quickest round-trip

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

週日 12/6

10:00 am-9:00 am

1 stop17h 00m

Barcelona-El Prat

週三 12/9

10:30 am-7:34 pm

1 stop15h 04m

$769

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

週日 11/1

6:00 am-9:00 am

1 stop21h 00m

Barcelona-El Prat

週六 11/7

1:35 pm-8:39 pm

2 stops37h 04m

$804

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

週六 10/24

7:27 pm-8:35 am

1 stop31h 08m

Barcelona-El Prat

週六 10/31

11:30 am-9:35 pm

1 stop15h 05m

$808

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

週六 10/24

6:30 pm-9:20 am

1 stop32h 50m

Barcelona-El Prat

週六 10/31

9:55 am-10:43 am

2 stops29h 48m

$828
Cheapest one-way

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

週三 10/28

10:55 am-6:45 pm

3 stops26h 50m

$383

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

週五 10/30

10:26 am-9:35 am

1 stop18h 09m

$402

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

週三 9/9

10:05 am-8:20 am

1 stop16h 15m

$461
Quickest one-way

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

週三 9/9

11:04 am-8:35 am

2 stops15h 31m

$462

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

週五 10/30

8:47 am-12:45 am

3 stops34h 58m

$472

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Louisville to Barcelona-El Prat

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Barcelona-El Prat in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Barcelona-El Prat Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Barcelona-El Prat Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Barcelona-El Prat Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Barcelona-El Prat Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Barcelona-El Prat Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Louisville to Barcelona-El Prat

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

What is the cheapest month to book a flight from Louisville to Barcelona-El Prat Airport?

Currently, November is the cheapest month in which you can book a flight from Louisville to Barcelona-El Prat Airport (average of $562). Flying from Louisville to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,403). 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.

How much does it cost to fly round-trip from Louisville to Barcelona-El Prat Airport?

Airfare is below average for this route at the moment.

Louisville to Barcelona-El Prat Airport flights typically cost between $1,072 and $1,294 in January.
The cheapest round-trip price found within the last 5 days was $750 on Multiple Airlines (Jan 6-Jan 15).

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 7月 24, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Louisville to Barcelona-El Prat Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,488 reviews

Entertainment

7.8

Overall

7.8

Food

7.2

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,488 reviews
Delta
7.8
Good
8,488 reviews

Entertainment

7.8

Overall

7.8

Food

7.2

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,034 reviews
Delta
7.8
Good
8,488 reviews

Entertainment

7.8

Overall

7.8

Food

7.2

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,851 reviews
Delta
7.8
Good
8,488 reviews

Entertainment

7.8

Overall

7.8

Food

7.2

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
British Airways
6.7
Okay
8,132 reviews
Delta
7.8
Good
8,488 reviews

Entertainment

7.8

Overall

7.8

Food

7.2

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Louisville 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 Louisville to Barcelona-El Prat?

    Louisville Intl (SDF), located 5.3 mi from the city center, is the airport you fly out of when you book flights from Louisville to Barcelona-El Prat. 4 airlines have flights from Louisville Intl to Barcelona-El Prat on a regular basis. Booking flights from Louisville Intl to Barcelona-El Prat should not be difficult; the airport handles an average of 0 outbound flights to Barcelona-El Prat per day.

  • How long is the flight from Louisville to Barcelona-El Prat Airport?

    A quick flight from Louisville to Barcelona-El Prat Airport can take about 23h 20m. United Airlines provides one of the quickest options available for as low as $762. There are 4454 mi between Louisville and Barcelona-El Prat Airport.

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

    Delta, at $433, was found to be the cheapest airline from Louisville to Barcelona-El Prat Airport.Alternate airlines to your destination round-trip include British Airways and American Airlines. Delta is 54% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

  • How can I find direct flights from Louisville 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 Louisville to Barcelona-El Prat.

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

    Yes. Cheapflights offers flight deals from Louisville 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.

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

    Currently, November is the cheapest month in which you can book a flight from Louisville to Barcelona-El Prat Airport (average of $562). Flying from Louisville to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,403). 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

Traveling to a place near Barcelona-El Prat Airport?

Book flights to Barcelona-El Prat Airport if you plan to visit one of these locations
Roses
Calella
L'Hospitalet de Llobregat
Cadaques
El Prat de Llobregat

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Alternative routes for Louisville to Barcelona-El Prat

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Barcelona-El Prat flights
Cincinnati to Barcelona-El Prat flights
Knoxville to Barcelona-El Prat flights

Top 4 airlines flying from Louisville to Barcelona-El Prat

Discover the top 4 airlines that operate flights from Louisville 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 2,558,603 searches. Data last updated 7月 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$433Average$1,155FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$448Average$649FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$483Average$932FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$533Average$1,055FlexibilityNo cancel feeOn-time69%

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