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Barcelona-El Prat

$583+ 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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BCN
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap 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 April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$592
(Iberia)

One-way from

$583
(KLM)

Popular in

May

Cheapest in

January

Average price

$990
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
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One-way flight from Louisville Intl to Barcelona-El Prat
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Highest demand for flights based on searches. 19% potential increase in price ($237 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 April 30, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 10/1510:55 amSDF - BCN
1 stop20h 20mUnited Airlines
Thu 10/3012:35 pmBCN - SDF
2 stops36h 39mUnited Airlines
Deal found 4/29$599
This Finnair deal was found by Cheapflights users on 4/29. 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.
Thu 10/164:42 pmSDF - BCN
1 stop13h 33mMultiple Airlines
Thu 10/306:10 pmBCN - SDF
1 stop27h 02mMultiple Airlines
Deal found 4/29$638
This American Airlines deal was found by Cheapflights users on 4/28. 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.
Wed 9/1010:04 amSDF - BCN
1 stop18h 26mAmerican Airlines
Tue 10/1410:45 amBCN - SDF
1 stop13h 39mAmerican Airlines
Deal found 4/28$682
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1610:45 amSDF - BCN
2 stops14h 30mDelta
Fri 10/316:00 amBCN - SDF
2 stops16h 39mDelta
Deal found 4/29$697
This Justfly.com deal was found by Cheapflights users on 4/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2012:40 pmSDF - BCN
2 stops23h 30mScandinavian Airlines
Sun 8/247:00 pmBCN - SDF
2 stops34h 57mScandinavian Airlines
Deal found 4/29$722
This oojo deal was found by Cheapflights users on 4/28. 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.
Fri 10/1710:04 amSDF - BCN
2 stops30h 36mBritish Airways
Sun 10/269:15 pmBCN - SDF
2 stops30h 48mBritish Airways
Deal found 4/28$748
This Air Canada deal was found by Cheapflights users on 4/28. 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.
Thu 9/119:00 amSDF - BCN
3 stops16h 50mAir Canada
Thu 10/166:50 amBCN - SDF
3 stops19h 43mAir Canada
Deal found 4/28$764
This Gurufare deal was found by Cheapflights users on 4/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1612:15 pmSDF - BCN
1 stop14h 45mLufthansa
Fri 10/3111:00 amBCN - SDF
1 stop16h 14mLufthansa
Deal found 4/29$970
This KLM deal was found by Cheapflights users on 4/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/277:59 pmSDF - BCN
2 stops14h 26mKLM
Wed 7/99:00 amBCN - SDF
2 stops16h 07mKLM
Deal found 4/29$1,110
This KAYAK deal was found by Cheapflights users on 4/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/308:56 amSDF - BCN
2 stops19h 24mAer Lingus
Wed 5/711:00 amBCN - SDF
2 stops18h 01mAer Lingus
Deal found 4/29$1,124
This Iberia deal was found by Cheapflights users on 4/29. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/286:41 pmSDF - BCN
1 stop33h 49mIberia
Wed 7/910:45 amBCN - SDF
1 stop13h 39mIberia
Deal found 4/29$1,246
This Gurufare deal was found by Cheapflights users on 4/28. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/211:58 pmSDF - BCN
1 stop14h 12mFinnair
Mon 5/2612:20 pmBCN - SDF
1 stop18h 05mFinnair
Deal found 4/28$1,272

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 April 30, 2025.
Use the filters below to find and compare flights from Louisville to Barcelona-El Prat Airport that are best for you.

Fly from

Louisville

Fly to

Barcelona-El Prat

Route

Depart

Return

Price

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sun 6/1

11:23 am-10:45 pm

3 stops29h 22m

Barcelona-El Prat

Thu 6/5

6:10 am-9:00 am

2 stops32h 50m

$924

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sun 6/29

6:30 am-7:50 am

2 stops19h 20m

Barcelona-El Prat

Tue 7/8

12:10 pm-10:14 pm

2 stops40h 04m

$989

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Mon 6/2

8:55 am-7:50 am

2 stops16h 55m

Barcelona-El Prat

Wed 6/11

12:10 pm-9:33 am

2 stops27h 23m

$1,012

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sun 6/29

3:24 pm-9:20 am

1 stop11h 56m

Barcelona-El Prat

Thu 7/10

9:00 am-7:09 pm

2 stops16h 09m

$1,017

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sat 6/28

6:41 pm-2:15 pm

2 stops37h 34m

Barcelona-El Prat

Tue 7/8

12:20 pm-10:44 pm

1 stop16h 24m

$1,022

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Thu 7/24

10:43 am-6:45 am

2 stops14h 02m

Barcelona-El Prat

Sat 8/2

2:00 pm-12:30 am

2 stops16h 30m

$1,062

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sun 6/29

6:08 pm-6:10 pm

2 stops18h 02m

Barcelona-El Prat

Mon 7/7

6:45 pm-10:14 pm

2 stops33h 29m

$1,067

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Fri 6/27

7:59 pm-4:25 pm

2 stops14h 26m

Barcelona-El Prat

Wed 7/9

9:00 am-7:07 pm

2 stops16h 07m

$1,110

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sat 6/28

6:41 pm-10:30 am

1 stop33h 49m

Barcelona-El Prat

Wed 7/9

10:45 am-6:24 pm

1 stop13h 39m

$1,246

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Wed 5/21

1:58 pm-10:10 am

1 stop14h 12m

Barcelona-El Prat

Mon 5/26

12:20 pm-12:25 am

1 stop18h 05m

$1,272

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 16 results
1
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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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Louisville-Barcelona-El Prat Airport flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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

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

Use this chart to determine the optimal time to book a round-trip flight from Louisville to Barcelona-El Prat. Price data was last updated on April 25, 2025.

The price you pay for your flight from Louisville to Barcelona-El Prat Airport may vary depending on when you book. For the best chance of a lower fare, look to book 69 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Louisville to Barcelona-El Prat Airport (average of $523). Flying from Louisville to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,064). 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-El Prat. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

A simple way to save on the total cost of your ticket is to fly from Louisville to Barcelona-El Prat Airport in the evening. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight at noon.

Rainfall in Barcelona-El Prat by month

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

In terms of precipitation, rainfall in Barcelona-El Prat Airport ranges from 0.8 - 3.6 inches per month. October is typically the wettest month, when rainfall can reach 3.6 in. July is typically the driest time to visit Barcelona-El Prat Airport when rainfall is around 0.8 in.

Temperature in Barcelona-El Prat by month

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

If weather is an important factor for your trip to Barcelona-El Prat Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 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 April 30, 2025.
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,446 reviews
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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. 5 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.

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

    Iberia, at $592, was found to be the cheapest airline from Louisville to Barcelona-El Prat Airport.Alternate airlines to your destination round-trip include Delta and United Airlines. Iberia is 38% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airlines for a one-way flight from Louisville to Barcelona-El Prat Airport are KLM ($583), Aer Lingus ($633), and American Airlines ($778).

  • 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, January is the cheapest month in which you can book a flight from Louisville to Barcelona-El Prat Airport (average of $523). Flying from Louisville to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,064). 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 Louisville?

Book flights to Louisville if you plan to visit one of these locations
Calella
Castelldefels
Cadaques
L'Hospitalet de Llobregat
El Prat de Llobregat
Badalona
Pineda de Mar
Santa Susanna
Tossa de Mar

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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.
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Top 5 airlines flying from Louisville to Barcelona-El Prat

Discover the top 5 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$564Average$962FlexibilityNo cancel feeOn-time70%
KLMCheapest$590Average$980FlexibilityNo cancel feeOn-time75%
DeltaCheapest$593Average$1,171FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$620Average$989FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$662Average$987FlexibilityNo cancel feeOn-time69%

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