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Cheap flights from Louisville to Barcelona from $431

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Barcelona departing on 7/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Louisville to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:55 pm - 8:20 am
SDF
-
BCN
30h 25m
2 stops
United Airlines Logo
6:40 am - 7:09 pm
BCN
-
SDF
18h 29m
2 stops
$727United Airlines
Sat, Aug 1 - Wed, Sep 30
Lufthansa Logo
7:55 pm - 5:55 pm
SDF
-
BCN
16h 00m
2 stops
Lufthansa Logo
6:40 am - 10:09 pm
BCN
-
SDF
21h 29m
2 stops
$737Lufthansa
Sat, Aug 1 - Wed, Sep 30
British Airways Logo
7:16 pm - 10:35 am
SDF
-
BCN
33h 19m
1 stop
British Airways Logo
10:30 am - 9:01 am
BCN
-
SDF
28h 31m
1 stop
$744British Airways
Sat, Aug 1 - Wed, Sep 30
British Airways Logo
7:16 pm - 10:35 am
SDF
-
BCN
33h 19m
1 stop
British Airways Logo
9:15 am - 12:07 am
BCN
-
SDF
20h 52m
2 stops
$749British Airways
Sat, Aug 1 - Wed, Sep 30
American Airlines Logo
4:16 pm - 12:10 pm
SDF
-
BCN
13h 54m
1 stop
American Airlines Logo
12:50 pm - 10:34 pm
BCN
-
SDF
15h 44m
1 stop
$753American Airlines
Sat, Aug 1 - Wed, Sep 30
British Airways Logo
7:16 pm - 10:35 am
SDF
-
BCN
33h 19m
1 stop
British Airways Logo
10:30 am - 5:09 pm
BCN
-
SDF
12h 39m
1 stop
$754British Airways
Sat, Aug 1 - Wed, Sep 30
British Airways Logo
6:11 pm - 10:10 am
SDF
-
BCN
33h 59m
1 stop
British Airways Logo
10:45 am - 9:39 pm
BCN
-
SDF
16h 54m
2 stops
$755British Airways
Sat, Aug 1 - Wed, Sep 30
United Airlines Logo
7:55 pm - 8:20 am
SDF
-
BCN
30h 25m
2 stops
United Airlines Logo
8:00 am - 10:09 pm
BCN
-
SDF
20h 09m
2 stops
$777United Airlines
Sat, Aug 1 - Wed, Sep 30
British Airways Logo
6:11 pm - 10:10 am
SDF
-
BCN
33h 59m
1 stop
British Airways Logo
10:30 am - 5:09 pm
BCN
-
SDF
12h 39m
1 stop
$779British Airways
Sat, Aug 1 - Wed, Sep 30
British Airways Logo
7:01 pm - 4:00 pm
SDF
-
BCN
14h 59m
2 stops
British Airways Logo
10:45 am - 11:11 pm
BCN
-
SDF
18h 26m
1 stop
$790British Airways
Fri, Apr 24 - Fri, May 1

Lufthansa flights from Louisville to Barcelona

Our best Lufthansa deals on Louisville to Barcelona flight tickets
Lufthansa
Aug 1
SDF7:55 pmLouisville Intl
16h 00m
2 stops
BCN5:55 pmBarcelona-El Prat
Sep 30
BCN6:40 amBarcelona-El Prat
21h 29m
2 stops
SDF10:09 pmLouisville Intl
$737
Lufthansa
May 10
SDF7:56 pmLouisville Intl
16h 19m
2 stops
BCN6:15 pmBarcelona-El Prat
Jun 10
BCN1:50 pmBarcelona-El Prat
16h 09m
2 stops
SDF11:59 pmLouisville Intl
$852
Lufthansa
Aug 17
SDF7:43 pmLouisville Intl
20h 42m
2 stops
BCN10:25 pmBarcelona-El Prat
Aug 22
BCN8:00 amBarcelona-El Prat
22h 05m
2 stops
SDF12:05 amLouisville Intl
$855

United Airlines flights from Louisville to Barcelona

Our best United Airlines deals on Louisville to Barcelona flight tickets
United Airlines
Aug 1
SDF7:55 pmLouisville Intl
30h 25m
2 stops
BCN8:20 amBarcelona-El Prat
Sep 30
BCN6:40 amBarcelona-El Prat
18h 29m
2 stops
SDF7:09 pmLouisville Intl
$727
United Airlines
Aug 1
SDF7:55 pmLouisville Intl
30h 25m
2 stops
BCN8:20 amBarcelona-El Prat
Sep 30
BCN8:00 amBarcelona-El Prat
20h 09m
2 stops
SDF10:09 pmLouisville Intl
$777
United Airlines
May 10
SDF5:50 amLouisville Intl
20h 30m
1 stop
BCN8:20 amBarcelona-El Prat
Jun 10
BCN3:15 pmBarcelona-El Prat
14h 44m
1 stop
SDF11:59 pmLouisville Intl
$881

momondo 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, momondo users made 832,500 searches. Data last updated March 27, 2026.
Use the filters below to find and compare flights from Louisville to Barcelona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sat 8/1

7:55 pm-8:20 am

2 stops30h 25m

Barcelona-El Prat

Wed 9/30

6:40 am-7:09 pm

2 stops18h 29m

$727

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sat 8/1

7:55 pm-5:55 pm

2 stops16h 00m

Barcelona-El Prat

Wed 9/30

6:40 am-10:09 pm

2 stops21h 29m

$737

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sat 8/1

7:16 pm-10:35 am

1 stop33h 19m

Barcelona-El Prat

Wed 9/30

10:30 am-9:01 am

1 stop28h 31m

$744

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sat 8/1

7:16 pm-10:35 am

1 stop33h 19m

Barcelona-El Prat

Wed 9/30

9:15 am-12:07 am

2 stops20h 52m

$749
Quickest round-trip

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sat 8/1

4:16 pm-12:10 pm

1 stop13h 54m

Barcelona-El Prat

Wed 9/30

12:50 pm-10:34 pm

1 stop15h 44m

$753

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sat 8/1

7:16 pm-10:35 am

1 stop33h 19m

Barcelona-El Prat

Wed 9/30

10:30 am-5:09 pm

1 stop12h 39m

$754

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sat 8/1

6:11 pm-10:10 am

1 stop33h 59m

Barcelona-El Prat

Wed 9/30

10:45 am-9:39 pm

2 stops16h 54m

$755

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sat 8/1

7:55 pm-8:20 am

2 stops30h 25m

Barcelona-El Prat

Wed 9/30

8:00 am-10:09 pm

2 stops20h 09m

$777

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sat 8/1

6:11 pm-10:10 am

1 stop33h 59m

Barcelona-El Prat

Wed 9/30

10:30 am-5:09 pm

1 stop12h 39m

$779

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Fri 4/24

7:01 pm-4:00 pm

2 stops14h 59m

Barcelona-El Prat

Fri 5/1

10:45 am-11:11 pm

1 stop18h 26m

$790

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Louisville to Barcelona

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Louisville and Barcelona?

What is the cheapest month to fly to Barcelona?

The month of November is, on average, the cheapest month to fly to Barcelona from Louisville, with most prices found around $549. If you don’t want to visit Barcelona in November, then you should wait until January to fly from Louisville, when ticket prices are also cheap, with an average price of $573.

Cheap Louisville to Barcelona flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Barcelona

Fastest flight time

11h 13m

Direct flights

None
The fastest flight from Louisville to Barcelona takes 11h 13m
There are no direct flights from Louisville to Barcelona. There are no popular flight routes from Louisville to Barcelona.
Search flight deals

  • How far is Louisville Intl to Barcelona by plane?

    A flight from Louisville Intl to Barcelona will travel around 4453.3 mi. Flights usually cover this in 11h 13m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Louisville Intl Airport to Barcelona?

    Prices for flights from Louisville Intl Airport to Barcelona are refreshed on a daily basis.

  • How many operators does momondo search for flights from Louisville Intl Airport to Barcelona?

  • How old do you have to be to fly from Louisville Intl Airport to Barcelona?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Barcelona.

  • What documentation or ID do you need to fly to Barcelona?

    The required travel and health documents for your Barcelona trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Barcelona. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Louisville to Barcelona

Compare and see reviews for airlines that fly from Louisville to Barcelona with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $433Free CancellationRating
7.9
8,343 reviews
Search Delta flights
American AirlinesPriceFrom $483Free CancellationRating
7.1
11,509 reviews
Search American Airlines flights
United AirlinesPriceFrom $496Free CancellationRating
7.4
9,493 reviews
Search United Airlines flights
British AirwaysPriceFrom $531Free CancellationRating
6.7
7,824 reviews
Search British Airways flights
KLMPriceFrom $692Free CancellationRating
7.8
1,478 reviews
Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Barcelona?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Louisville to Barcelona. momondo saves you time and could save you money on your trip.

Can I find flights from Louisville to Barcelona with flexible booking policies on momondo?

All flight searches from Louisville to Barcelona on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Louisville to Barcelona?

momondo provides multiple filters to help you find the best flight to Barcelona from Louisville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Louisville to Barcelona right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Barcelona from Louisville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to Spain

Fly into one of these airports located in Barcelona

Airports listed have a maximum distance of 46.7 mi from Barcelona
Barcelona-El Prat Airport
Girona Costa Brava Airport