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$418+ 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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BCN
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
1 adult, Economy
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Cheap 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 April 3, 2025.

Round-trip from

$781
(KLM)

One-way from

$418
(Kiwi.com)

Popular in

May

Cheapest in

January

Average price

$990
From Louisville Intl to Barcelona
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One-way flight from Louisville Intl to Barcelona
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Highest demand for flights based on searches. 16% potential increase in price ($194 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($40 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

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 April 3, 2025.

This United deal was found by Cheapflights users on 4/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/47:45 amSDF - BCN
1 stop19h 15mMultiple Airlines
Tue 11/1112:15 pmBCN - SDF
2 stops39h 59mMultiple Airlines
Deal found 4/2$548
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Tue 11/49:32 amSDF - BCN
2 stops17h 28mUnited Airlines
Tue 11/1112:15 pmBCN - SDF
2 stops36h 34mUnited Airlines
Deal found 4/2$553
This American Airlines deal was found by Cheapflights users on 4/1. 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 10/1411:00 amSDF - BCN
2 stops13h 45mAmerican Airlines
Wed 10/221:10 pmBCN - SDF
1 stop16h 32mAmerican Airlines
Deal found 4/1$686
This Air Canada deal was found by Cheapflights users on 4/2. 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 11/49:00 amSDF - BCN
3 stops18h 50mAir Canada
Tue 11/115:50 amBCN - SDF
3 stops20h 24mAir Canada
Deal found 4/2$751
This Orbitz deal was found by Cheapflights users on 4/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/188:45 pmSDF - BCN
2 stops35h 30mBritish Airways
Sat 10/257:25 pmBCN - SDF
2 stops48h 41mBritish Airways
Deal found 4/1$779
This KLM deal was found by Cheapflights users on 4/2. 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.
Sun 4/132:44 pmSDF - BCN
1 stop12h 36mKLM
Tue 4/2911:35 amBCN - SDF
1 stop16h 13mKLM
Deal found 4/2$781
This Delta deal was found by Cheapflights users on 4/3. 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.
Wed 4/301:18 pmSDF - BCN
2 stops15h 57mDelta
Wed 5/79:00 amBCN - SDF
2 stops17h 36mDelta
Deal found 4/3$813
This FlightHub deal was found by Cheapflights users on 4/1. 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.
Wed 5/143:31 pmSDF - BCN
2 stops20h 39mScandinavian Airlines
Wed 6/257:00 pmBCN - SDF
2 stops32h 14mScandinavian Airlines
Deal found 4/1$1,033
This Trip.com deal was found by Cheapflights users on 4/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/192:34 pmSDF - BCN
1 stop13h 56mIberia
Mon 6/3010:45 amBCN - SDF
1 stop18h 14mIberia
Deal found 4/2$1,851

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 April 3, 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

Sun 4/13

2:44 pm-9:20 am

1 stop12h 36m

Barcelona-El Prat

Tue 4/29

11:35 am-9:48 pm

1 stop16h 13m

$781

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Wed 4/30

2:06 pm-2:05 pm

2 stops17h 59m

Barcelona-El Prat

Wed 5/7

12:15 pm-7:47 pm

2 stops37h 32m

$786

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Wed 4/30

11:50 am-10:30 am

1 stop16h 40m

Barcelona-El Prat

Wed 5/7

10:45 am-9:03 pm

1 stop16h 18m

$791

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Wed 4/30

11:50 am-10:30 am

1 stop16h 40m

Barcelona-El Prat

Wed 5/7

2:00 pm-11:44 pm

2 stops15h 44m

$796

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Wed 4/30

11:08 am-9:00 am

2 stops15h 52m

Barcelona-El Prat

Wed 5/7

9:00 am-7:05 pm

2 stops16h 05m

$813

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Fri 4/25

8:56 am-10:30 am

1 stop19h 34m

Barcelona-El Prat

Tue 5/6

10:45 am-11:01 pm

1 stop18h 16m

$851

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Wed 5/14

4:36 pm-12:15 pm

1 stop13h 39m

Barcelona-El Prat

Thu 6/26

6:30 pm-3:15 pm

1 stop26h 45m

$949

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Wed 5/14

3:31 pm-6:10 pm

2 stops20h 39m

Barcelona-El Prat

Wed 6/25

7:00 pm-9:14 pm

2 stops32h 14m

$1,033

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Tue 5/13

11:00 am-9:20 am

2 stops16h 20m

Barcelona-El Prat

Wed 6/25

1:15 pm-9:57 am

2 stops26h 42m

$1,064

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Mon 5/12

12:44 pm-6:10 pm

2 stops23h 26m

$540

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Showing 1-10 of 13 results
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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

How far ahead should I book a flight from Louisville to Barcelona?

Use this chart to determine the optimal time to book a round-trip flight from Louisville to Barcelona. Price data was last updated on March 28, 2025.

The price you pay for your flight from Louisville to Barcelona 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?

Currently, January is the cheapest month in which you can book a flight from Louisville to Barcelona (average of $523). Flying from Louisville to Barcelona in June is currently the most expensive (average of $1,079). 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 April 3, 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 30% on your trip compared to booking a flight at noon.

Rainfall in Barcelona by month

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

In terms of precipitation, rainfall in Barcelona 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 when rainfall is around 0.8 in.

Temperature in Barcelona by month

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

If weather is an important factor for your trip to Barcelona, 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

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 April 3, 2025.
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

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
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

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
1,323 reviews
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

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
8,619 reviews
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

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.
Scandinavian Airlines
7.3
Good
1,328 reviews
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

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.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,897 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

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. 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.

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

    Our cheapest airline available from Louisville to Barcelona is KLM. Our recent data shows that you can find tickets from as low as $781 on this airline. Additional options worth looking into are United Airlines and British Airways, starting at $786 and $791 round-trip. You may be able to fly from Louisville to Barcelona for 23% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with Scandinavian Airlines, which is currently one of the cheapest options available, starting at $540. KLM flights start at $608 while deals on Air Canada start at $614 one-way.

  • 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, January is the cheapest month in which you can book a flight from Louisville to Barcelona (average of $523). Flying from Louisville to Barcelona in June is currently the most expensive (average of $1,079). 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 April 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$564Average$936FlexibilityNo cancel feeOn-time70%
KLMCheapest$590Average$980FlexibilityNo cancel feeOn-time75%
DeltaCheapest$593Average$1,171FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$620Average$1,003FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$662Average$1,003FlexibilityNo cancel feeOn-time69%

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