What is the cheapest airline that flies from Kentucky to Spain?

British Airways, United Airlines, and Delta are the most popular carriers operating from Kentucky to Spain

What airlines fly to Spain?

American Airlines, British Airways and United Airlines are the top three most popular airlines that fly to Spain from Kentucky according to our data. American Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Spain. Keep in mind that there are 7 different airlines that fly to Spain on a routine basis, so you have a few additional options to choose from.

How long is the flight from Kentucky to Spain?

Flight times from Kentucky to Spain vary, but if you’re flying out of Louisville and flying into Madrid (one of the most popular routes), then the duration is 13h 45m on average. Another popular route from Kentucky to Spain is flying from Lexington to Madrid, which will take roughly 15h 36m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Kentucky to Spain?

Prices for flights from Kentucky to Spain were last updated today.

How many operators does momondo search for flights from Kentucky to Spain?

The number of operators available for flights from Kentucky to Spain is 7 as of September 2026.

How old do you have to be to fly from Kentucky to Spain?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kentucky to Spain.

What documentation or ID do you need to fly to Spain?

The travel and health documents required for your trip to Spain 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 Spain. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$336 Cheap Flights from Kentucky to Spain in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kentucky to Spain

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:25 pm - 9:25 amSDF Louisville Intl-MAD Madrid Barajas

14h 00m1 stop Dallas/Fort Worth

12:40 pm - 11:43 pmMAD Madrid Barajas-SDF Louisville Intl

17h 03m1 stop Charlotte Douglas

$689British Airways

Sun, Dec 6 - Wed, Dec 16

10:53 am - 7:55 amSDF Louisville Intl-BCN Barcelona-El Prat

15h 02m1 stop Dallas/Fort Worth

11:50 am - 11:34 pmBCN Barcelona-El Prat-SDF Louisville Intl

17h 44m1 stop Dallas/Fort Worth

$694British Airways

Sun, Nov 8 - Wed, Nov 18

4:52 pm - 9:10 amSDF Louisville Intl-BCN Barcelona-El Prat

11h 18m1 stop Philadelphia

12:00 pm - 10:03 pmBCN Barcelona-El Prat-SDF Louisville Intl

16h 03m1 stop Philadelphia

$695American Airlines

Sun, Oct 25 - Tue, Nov 10

5:42 pm - 2:40 pmSDF Louisville Intl-BCN Barcelona-El Prat

14h 58m2 stops Charlotte Douglas London Heathrow

12:00 pm - 10:03 pmBCN Barcelona-El Prat-SDF Louisville Intl

16h 03m1 stop Philadelphia

$703American Airlines

Tue, Nov 10 - Tue, Nov 17

10:12 am - 5:30 pmSDF Louisville Intl-BCN Barcelona-El Prat

25h 18m2 stops Chicago O'Hare Intl London Heathrow

7:05 pm - 9:37 pmBCN Barcelona-El Prat-SDF Louisville Intl

32h 32m2 stops London Heathrow Chicago O'Hare Intl

$706Iberia

Tue, Jan 12 - Tue, Jan 26

12:45 pm - 8:50 amSDF Louisville Intl-MAD Madrid Barajas

15h 05m1 stop Chicago O'Hare Intl

12:40 pm - 9:36 pmMAD Madrid Barajas-SDF Louisville Intl

14h 56m1 stop Chicago O'Hare Intl

$710Iberia

Mon, Oct 26 - Wed, Nov 11

9:02 am - 9:00 amSDF Louisville Intl-BCN Barcelona-El Prat

17h 58m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

1:35 pm - 8:52 pmBCN Barcelona-El Prat-SDF Louisville Intl

37h 17m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$710United Airlines

Sun, Nov 8 - Wed, Nov 18

10:37 am - 9:00 amSDF Louisville Intl-BCN Barcelona-El Prat

16h 23m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

1:35 pm - 8:34 pmBCN Barcelona-El Prat-SDF Louisville Intl

36h 59m2 stops Montreal Pierre Elliott Trudeau Intl Newark

$710United Airlines

Sun, Nov 8 - Wed, Nov 18

11:11 am - 8:50 amLEX Lexington Blue Grass-MAD Madrid Barajas

15h 39m1 stop Chicago O'Hare Intl

12:00 pm - 11:56 pmMAD Madrid Barajas-LEX Lexington Blue Grass

17h 56m1 stop Chicago O'Hare Intl

$710Multiple Airlines

Wed, Dec 30 - Wed, Feb 10

8:55 am - 9:35 amSDF Louisville Intl-BCN Barcelona-El Prat

18h 40m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

12:15 pm - 8:14 pmBCN Barcelona-El Prat-SDF Louisville Intl

37h 59m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$716Air Canada

Sun, Jan 17 - Fri, Apr 30

Cheap last minute flights

Enter your travel dates to find the best prices.

6:14 am - 9:55 amSDF Louisville Intl-MAD Madrid Barajas

21h 41m2 stops Chicago O'Hare Intl Dublin

10:40 am - 9:32 amMAD Madrid Barajas-SDF Louisville Intl

28h 52m2 stops Dublin Chicago O'Hare Intl

$907Aer Lingus

Mon, Oct 5 - Tue, Oct 20

10:16 am - 9:55 amSDF Louisville Intl-MAD Madrid Barajas

17h 39m2 stops Chicago O'Hare Intl Dublin

10:40 am - 9:32 amMAD Madrid Barajas-SDF Louisville Intl

28h 52m2 stops Dublin Chicago O'Hare Intl

$920Aer Lingus

Mon, Oct 5 - Tue, Oct 20

11:49 am - 5:30 amSDF Louisville Intl-MAD Madrid Barajas

11h 41m1 stop Charlotte Douglas

12:40 pm - 11:17 pmMAD Madrid Barajas-SDF Louisville Intl

16h 37m1 stop Charlotte Douglas

$953British Airways

Mon, Oct 5 - Tue, Oct 20

12:46 pm - 5:30 pmSDF Louisville Intl-MAD Madrid Barajas

22h 44m2 stops Chicago O'Hare Intl London Heathrow

12:40 pm - 11:17 pmMAD Madrid Barajas-SDF Louisville Intl

16h 37m1 stop Charlotte Douglas

$960British Airways

Mon, Oct 5 - Tue, Oct 20

11:13 am - 9:00 amSDF Louisville Intl-MAD Madrid Barajas

15h 47m1 stop Newark

5:55 am - 8:31 pmMAD Madrid Barajas-SDF Louisville Intl

20h 36m2 stops Frankfurt am Main Chicago O'Hare Intl

$963United Airlines

Mon, Oct 5 - Tue, Oct 20

9:45 am - 12:15 pmSDF Louisville Intl-MAD Madrid Barajas

20h 30m1 stop Atlanta Hartsfield-Jackson

2:35 pm - 12:27 pmMAD Madrid Barajas-SDF Louisville Intl

27h 52m1 stop Boston Logan Intl

$969Delta

Mon, Oct 5 - Tue, Oct 20

5:59 pm - 11:45 amSDF Louisville Intl-BCN Barcelona-El Prat

35h 46m2 stops Chicago O'Hare Intl Madrid Barajas

12:20 pm - 9:35 pmBCN Barcelona-El Prat-SDF Louisville Intl

15h 15m1 stop Chicago O'Hare Intl

$1,075Iberia

Sat, Oct 3 - Wed, Oct 7

5:59 pm - 11:45 amSDF Louisville Intl-BCN Barcelona-El Prat

35h 46m2 stops Chicago O'Hare Intl Madrid Barajas

12:20 pm - 9:35 pmBCN Barcelona-El Prat-SDF Louisville Intl

15h 15m1 stop Chicago O'Hare Intl

$1,075Iberia

Sat, Oct 3 - Tue, Oct 6

11:10 am - 7:35 amSDF Louisville Intl-BCN Barcelona-El Prat

14h 25m2 stops Washington, D.C. Reagan-National Philadelphia

12:50 pm - 11:17 pmBCN Barcelona-El Prat-SDF Louisville Intl

16h 27m2 stops Philadelphia Charlotte Douglas

$1,113American Airlines

Sat, Oct 3 - Tue, Oct 6

9:47 am - 7:35 amSDF Louisville Intl-BCN Barcelona-El Prat

15h 48m2 stops Charlotte Douglas Philadelphia

12:50 pm - 10:05 pmBCN Barcelona-El Prat-SDF Louisville Intl

15h 15m2 stops Philadelphia Charlotte Douglas

$1,113American Airlines

Sat, Oct 3 - Wed, Oct 7

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United Airlines flights from Kentucky to Spain

Our best United Airlines deals on Kentucky to Spain flight tickets

United Airlines

Nov 10

SDF1:45 pmLouisville Intl

13h 45m

1 stop

MAD9:30 amMadrid Barajas

Nov 17

MAD1:25 pmMadrid Barajas

34h 12m

2 stops

SDF5:37 pmLouisville Intl

$710

United Airlines

Dec 30

LEX8:30 amLexington Blue Grass

17h 15m

2 stops

MAD7:45 amMadrid Barajas

Feb 9

MAD1:25 pmMadrid Barajas

29h 45m

2 stops

LEX1:10 pmLexington Blue Grass

$715

United Airlines

Oct 25

SDF2:11 pmLouisville Intl

13h 49m

1 stop

BCN9:00 amBarcelona-El Prat

Nov 10

BCN3:10 pmBarcelona-El Prat

13h 20m

1 stop

SDF10:30 pmLouisville Intl

$716

Air Canada flights from Kentucky to Spain

Our best Air Canada deals on Kentucky to Spain flight tickets

Air Canada

Jan 17

SDF2:08 pmLouisville Intl

35h 52m

2 stops

MAD8:00 amMadrid Barajas

Jan 27

MAD1:25 pmMadrid Barajas

33h 07m

2 stops

SDF4:32 pmLouisville Intl

$718

Air Canada

Mar 2

SDF6:30 amLouisville Intl

45h 05m

2 stops

BCN9:35 amBarcelona-El Prat

Mar 5

BCN1:15 pmBarcelona-El Prat

34h 49m

2 stops

SDF6:04 pmLouisville Intl

$722

Air Canada

Jan 16

SDF5:57 pmLouisville Intl

56h 03m

2 stops

MAD8:00 amMadrid Barajas

Jan 27

MAD1:25 pmMadrid Barajas

29h 37m

2 stops

SDF1:02 pmLouisville Intl

$724

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleMadrid

SDF Louisville Intl - MAD Madrid Barajas

SDFMAD

Louisville Intl

Sun 12/6

1:25 pm-9:25 am

1 stop14h 00m

Madrid Barajas

Wed 12/16

12:40 pm-11:43 pm

1 stop17h 03m

$689

LouisvilleBarcelona

SDF Louisville Intl - BCN Barcelona-El Prat

SDFBCN

Louisville Intl

Sun 11/8

10:53 am-7:55 am

1 stop15h 02m

Barcelona-El Prat

Wed 11/18

11:50 am-11:34 pm

1 stop17h 44m

$694

Quickest round-trip

LouisvilleBarcelona

SDF Louisville Intl - BCN Barcelona-El Prat

SDFBCN

Louisville Intl

Sun 10/25

4:52 pm-9:10 am

1 stop11h 18m

Barcelona-El Prat

Tue 11/10

12:00 pm-10:03 pm

1 stop16h 03m

$695

LouisvilleBarcelona

SDF Louisville Intl - BCN Barcelona-El Prat

SDFBCN

Louisville Intl

Tue 11/10

5:42 pm-2:40 pm

2 stops14h 58m

Barcelona-El Prat

Tue 11/17

12:00 pm-10:03 pm

1 stop16h 03m

$703

LouisvilleBarcelona

SDF Louisville Intl - BCN Barcelona-El Prat

SDFBCN

Louisville Intl

Tue 1/12

10:12 am-5:30 pm

2 stops25h 18m

Barcelona-El Prat

Tue 1/26

7:05 pm-9:37 pm

2 stops32h 32m

$706

LouisvilleMadrid

SDF Louisville Intl - MAD Madrid Barajas

SDFMAD

Louisville Intl

Mon 10/26

12:45 pm-8:50 am

1 stop15h 05m

Madrid Barajas

Wed 11/11

12:40 pm-9:36 pm

1 stop14h 56m

$710

LouisvilleBarcelona

SDF Louisville Intl - BCN Barcelona-El Prat

SDFBCN

Louisville Intl

Sun 11/8

9:02 am-9:00 am

2 stops17h 58m

Barcelona-El Prat

Wed 11/18

1:35 pm-8:52 pm

2 stops37h 17m

$710

LouisvilleBarcelona

SDF Louisville Intl - BCN Barcelona-El Prat

SDFBCN

Louisville Intl

Sun 11/8

10:37 am-9:00 am

2 stops16h 23m

Barcelona-El Prat

Wed 11/18

1:35 pm-8:34 pm

2 stops36h 59m

$710

LexingtonMadrid

LEX Lexington Blue Grass - MAD Madrid Barajas

LEXMAD

Lexington Blue Grass

Wed 12/30

11:11 am-8:50 am

1 stop15h 39m

Madrid Barajas

Wed 2/10

12:00 pm-11:56 pm

1 stop17h 56m

$710

LouisvilleBarcelona

SDF Louisville Intl - BCN Barcelona-El Prat

SDFBCN

Louisville Intl

Sun 1/17

8:55 am-9:35 am

2 stops18h 40m

Barcelona-El Prat

Fri 4/30

12:15 pm-8:14 pm

2 stops37h 59m

$716

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kentucky to Spain

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

Prices

Airlines

Other information

What is the cheapest month to fly to Spain?

If you don’t want to visit Spain in January, then you should wait until November to fly from Kentucky, when ticket prices are also cheap, with an average price of $713.

Can stopping save me money on Kentucky to Spain flights?

You could potentially save up to 11% on your flight if you consider stops on a Kentucky to Spain flight.

Cheap Kentucky to Spain flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to Spain

Best Price Found	$336
Fastest flight time	10h 37m
Direct flights	None

The best one-way flight to Spain from Kentucky in the past 72 hours is $336. The best round-trip flight deal from Kentucky to Spain found on momondo in the last 72 hours is $689.

The fastest flight from Kentucky to Spain takes 10h 37m

There are no direct flights from Kentucky to Spain. There are no popular flight routes from Kentucky to Spain.

Search flight deals

Frequently asked questions about flying from Kentucky to Spain

When did momondo last update prices for flights from Kentucky to Spain?
Prices for flights from Kentucky to Spain were last updated today.
How many operators does momondo search for flights from Kentucky to Spain?
The number of operators available for flights from Kentucky to Spain is 7 as of September 2026.
How old do you have to be to fly from Kentucky to Spain?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kentucky to Spain.
What documentation or ID do you need to fly to Spain?
The travel and health documents required for your trip to Spain 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 Spain. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Kentucky to Spain

Compare and see reviews for airlines that fly from Kentucky to Spain with momondo

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom $377	Free Cancellation	Rating 7.4 694 reviews	Search Virgin Atlantic flights
Delta	PriceFrom $433	Free Cancellation	Rating 7.8 8,609 reviews	Search Delta flights
British Airways	PriceFrom $444	Free Cancellation	Rating 6.7 8,241 reviews	Search British Airways flights
Iberia	PriceFrom $449	Free Cancellation	Rating 7.0 3,249 reviews	Search Iberia flights
American Airlines	PriceFrom $483	Free Cancellation	Rating 7.0 12,095 reviews	Search American Airlines flights
United Airlines	PriceFrom $533	Free Cancellation	Rating 7.4 10,256 reviews	Search United Airlines flights
Lufthansa	PriceFrom $618	Free Cancellation	Rating 6.8 8,251 reviews	Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Kentucky to Spain?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Kentucky to Spain. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Kentucky to Spain with flexible booking policies on momondo?

Flights from Kentucky to Spain with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Kentucky to Spain?

Once you have performed a search for Kentucky to Spain flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Spain, momondo offers a useful price alert feature which will track prices for flights to Spain from Kentucky and alert you when they change.