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Cheap flights from Louisville to Barcelona from $443

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 1/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Louisville to Barcelona

Cheap round-trip flights

United Airlines Logo
6:34 am - 9:00 amSDF-BCN
21h 26m1 stop
United Airlines Logo
3:05 pm - 1:17 pmBCN-SDF
28h 12m1 stop
$512United Airlines
Find Deal
Sun, Oct 26 - Tue, Nov 11
United Airlines Logo
6:34 am - 9:00 amSDF-BCN
21h 26m1 stop
United Airlines Logo
6:50 am - 10:29 pmBCN-SDF
21h 39m2 stops
$517United Airlines
Find Deal
Sun, Oct 26 - Tue, Nov 11
United Airlines Logo
7:20 pm - 7:50 amSDF-BCN
30h 30m2 stops
United Airlines Logo
12:10 pm - 10:30 pmBCN-SDF
40h 20m2 stops
$530United Airlines
Find Deal
Sat, Oct 11 - Fri, Oct 24
Air Canada Logo
7:20 am - 7:50 amSDF-BCN
18h 30m2 stops
Air Canada Logo
12:10 pm - 11:00 pmBCN-SDF
16h 50m2 stops
$544Air Canada
Find Deal
Wed, Sep 24 - Wed, Oct 1
United Airlines Logo
2:05 pm - 8:20 amSDF-BCN
12h 15m1 stop
United Airlines Logo
1:35 pm - 8:53 pmBCN-SDF
37h 18m2 stops
$545United Airlines
Find Deal
Wed, Dec 10 - Tue, Dec 23
American Airlines Logo
6:00 am - 7:05 amSDF-BCN
19h 05m1 stop
American Airlines Logo
6:10 pm - 9:58 amBCN-SDF
21h 48m1 stop
$558American Airlines
Find Deal
Wed, Dec 10 - Tue, Dec 23
American Airlines Logo
7:26 am - 9:05 amSDF-BCN
19h 39m1 stop
American Airlines Logo
2:00 pm - 9:17 pmBCN-SDF
13h 17m1 stop
$583American Airlines
Find Deal
Sat, Oct 11 - Fri, Oct 24
Air Canada Logo
8:45 am - 7:50 amSDF-BCN
17h 05m3 stops
Air Canada Logo
6:50 am - 8:33 pmBCN-SDF
19h 43m3 stops
$625Air Canada
Find Deal
Sat, Oct 11 - Fri, Oct 24
British Airways Logo
6:46 pm - 10:10 amSDF-BCN
33h 24m1 stop
British Airways Logo
9:20 pm - 8:21 pmBCN-SDF
52h 01m2 stops
$699British Airways
Find Deal
Sat, Oct 11 - Sun, Oct 26
Delta Logo
10:32 am - 11:55 amSDF-BCN
19h 23m2 stops
Delta Logo
11:35 am - 8:49 amBCN-SDF
27h 14m1 stop
$753Delta
Find Deal
Sat, Sep 27 - Sat, Oct 4

Air Canada flights from Louisville to Barcelona-El Prat Airport

Our best Air Canada deals on Louisville to Barcelona-El Prat Airport flight tickets
Air Canada
Sep 24
SDF7:20 amLouisville Intl
18h 30m
2 stops
BCN7:50 amBarcelona-El Prat
Oct 1
BCN12:10 pmBarcelona-El Prat
16h 50m
2 stops
SDF11:00 pmLouisville Intl
$544
Find similar
Air Canada
Oct 11
SDF8:45 amLouisville Intl
17h 05m
3 stops
BCN7:50 amBarcelona-El Prat
Oct 24
BCN6:50 amBarcelona-El Prat
19h 43m
3 stops
SDF8:33 pmLouisville Intl
$625
Find similar
Air Canada
Oct 11
SDF7:00 amLouisville Intl
18h 50m
3 stops
BCN7:50 amBarcelona-El Prat
Oct 24
BCN6:50 amBarcelona-El Prat
19h 43m
3 stops
SDF8:33 pmLouisville Intl
$626
Find similar

United Airlines flights from Louisville to Barcelona-El Prat Airport

Our best United Airlines deals on Louisville to Barcelona-El Prat Airport flight tickets
United Airlines
Oct 26
SDF6:34 amLouisville Intl
21h 26m
1 stop
BCN9:00 amBarcelona-El Prat
Nov 11
BCN3:05 pmBarcelona-El Prat
28h 12m
1 stop
SDF1:17 pmLouisville Intl
$512
Find similar
United Airlines
Oct 26
SDF6:34 amLouisville Intl
21h 26m
1 stop
BCN9:00 amBarcelona-El Prat
Nov 11
BCN6:50 amBarcelona-El Prat
21h 39m
2 stops
SDF10:29 pmLouisville Intl
$517
Find similar
United Airlines
Oct 11
SDF7:20 pmLouisville Intl
30h 30m
2 stops
BCN7:50 amBarcelona-El Prat
Oct 24
BCN12:10 pmBarcelona-El Prat
40h 20m
2 stops
SDF10:30 pmLouisville Intl
$530
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Louisville to Barcelona-El Prat Airport 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 September 11, 2025.
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

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sun 10/26

6:34 am-9:00 am

1 stop21h 26m

Barcelona-El Prat

Tue 11/11

3:05 pm-1:17 pm

1 stop28h 12m

$512

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sun 10/26

6:34 am-9:00 am

1 stop21h 26m

Barcelona-El Prat

Tue 11/11

6:50 am-10:29 pm

2 stops21h 39m

$517

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sat 10/11

7:20 pm-7:50 am

2 stops30h 30m

Barcelona-El Prat

Fri 10/24

12:10 pm-10:30 pm

2 stops40h 20m

$530

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Wed 9/24

7:20 am-7:50 am

2 stops18h 30m

Barcelona-El Prat

Wed 10/1

12:10 pm-11:00 pm

2 stops16h 50m

$544

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Wed 12/10

2:05 pm-8:20 am

1 stop12h 15m

Barcelona-El Prat

Tue 12/23

1:35 pm-8:53 pm

2 stops37h 18m

$545

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Wed 12/10

6:00 am-7:05 am

1 stop19h 05m

Barcelona-El Prat

Tue 12/23

6:10 pm-9:58 am

1 stop21h 48m

$558

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sat 10/11

7:26 am-9:05 am

1 stop19h 39m

Barcelona-El Prat

Fri 10/24

2:00 pm-9:17 pm

1 stop13h 17m

$583

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sat 10/11

8:45 am-7:50 am

3 stops17h 05m

Barcelona-El Prat

Fri 10/24

6:50 am-8:33 pm

3 stops19h 43m

$625

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sat 10/11

6:46 pm-10:10 am

1 stop33h 24m

Barcelona-El Prat

Sun 10/26

9:20 pm-8:21 pm

2 stops52h 01m

$699

LouisvilleBarcelona

SDF - BCN

SDFBCN

Louisville Intl

Sat 9/27

10:32 am-11:55 am

2 stops19h 23m

Barcelona-El Prat

Sat 10/4

11:35 am-8:49 am

1 stop27h 14m

$753

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-El Prat Airport

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 cheapest month to fly to Barcelona-El Prat Airport?

The cheapest month to fly to Barcelona-El Prat Airport from Louisville is in October. Flight prices, which tend to average around $681, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Barcelona-El Prat Airport from Louisville during February instead. Flights to Barcelona-El Prat Airport in February, while not as cheap as those in October, still average around $702.

What is the cheapest day to depart on your flight to Barcelona-El Prat Airport?

The cheapest day to depart on your flight to Barcelona-El Prat Airport is on a Tuesday when prices can be found for as low as $804. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,330. These prices are subject to change though, so be sure to set up a Price Alert for flights to Barcelona-El Prat Airport.

What is the cheapest time of day to depart on your flight to Barcelona-El Prat Airport?

Flying to Barcelona-El Prat Airport from Louisville in the evening is the least expensive time of day to depart. momondo users have found prices as low as $894 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,274 on average. Flights to Barcelona-El Prat Airport from Louisville at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Barcelona-El Prat Airport?

You are more likely to see cheaper flights to Barcelona-El Prat Airport from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona-El Prat Airport for around $1,004 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona-El Prat Airport from Louisville for as low as $643 on momondo.

When to book flights from Louisville to Barcelona-El Prat Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Barcelona-El Prat Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Louisville to Barcelona-El Prat Airport (SDF to BCN) flight deals and tips

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

Direct flights

None
There are no direct flights from Louisville to Barcelona-El Prat Airport. There are no popular flight routes from Louisville to Barcelona-El Prat Airport.
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  • How far is Louisville Intl to Barcelona-El Prat by plane?

    Barcelona-El Prat is 4452.0 mi away from Louisville Intl. 11h 55m is a normal flight duration for this route.

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

    Prices for flights from Louisville Intl Airport to Barcelona-El Prat Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Louisville Intl Airport to Barcelona-El Prat Airport.

  • What documentation or ID do you need to fly to Barcelona-El Prat Airport?

    The travel and health documents required for your trip to Barcelona-El Prat Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Barcelona-El Prat Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Louisville to Barcelona-El Prat Airport?

Best airlines flying from Louisville to Barcelona-El Prat Airport

Compare and see reviews for airlines that fly from Louisville to Barcelona-El Prat Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $530Free CancellationRating
7.9
7,960 reviews
Search Delta flights
British AirwaysPriceFrom $531Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
American AirlinesPriceFrom $598Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $612Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights

Traveling to a place near Barcelona?

Book flights to Barcelona if you plan to visit one of these locations
Lloret de Mar
Sitges
Salou
Tossa de Mar
Tarragona
El Prat de Llobregat
L'Hospitalet de Llobregat
Castelldefels
Santa Susanna
Calella
Cambrils
Cadaques
Empuriabrava
Pineda de Mar
Badalona
Roses
Pals
Malgrat de Mar
Palafrugell
Tortosa

Why use momondo?

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

It is quick and easy to find Louisville to Barcelona flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Barcelona that suits you.

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

momondo does allow users to show only those flights to Barcelona from Louisville which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Louisville to Barcelona flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Barcelona from Louisville are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Barcelona-El Prat Airport trip

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