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Cheap flights from Seattle to Louisville from $182

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
5:30 am - 3:15 pmSEA  Seattle/Tacoma Intl-SDF Louisville Intl
6h 45m1 stop Phoenix Sky Harbor Intl
Southwest Logo
4:15 pm - 10:15 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
9h 00m1 stop Las Vegas Harry Reid Intl
$358Southwest
Sat, Dec 5 - Tue, Dec 8
American Airlines Logo
11:03 am - 12:07 amSEA  Seattle/Tacoma Intl-SDF Louisville Intl
10h 04m1 stop Charlotte Douglas
American Airlines Logo
4:18 pm - 9:57 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
8h 39m1 stop Dallas/Fort Worth
$363American Airlines
Wed, Oct 21 - Tue, Oct 27
Delta Logo
8:30 am - 6:11 pmSEA  Seattle/Tacoma Intl-SDF Louisville Intl
6h 41m1 stop Minneapolis St Paul
Delta Logo
7:50 am - 2:52 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
10h 02m1 stop Detroit Metropolitan Wayne County
$363Delta
Wed, Nov 11 - Sat, Nov 14
Delta Logo
6:00 am - 3:49 pmSEA  Seattle/Tacoma Intl-SDF Louisville Intl
6h 49m1 stop Minneapolis St Paul
Delta Logo
7:55 am - 2:45 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
9h 50m1 stop Detroit Metropolitan Wayne County
$363Delta
Sat, Oct 3 - Sat, Oct 10
United Airlines Logo
11:13 pm - 9:34 amSEA  Seattle/Tacoma Intl-SDF Louisville Intl
7h 21m1 stop Chicago O'Hare Intl
United Airlines Logo
10:00 am - 3:51 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
8h 51m1 stop Washington, D.C. Dulles Intl
$363United Airlines
Wed, Oct 7 - Wed, Oct 14
American Airlines Logo
7:30 am - 6:09 pmSEA  Seattle/Tacoma Intl-SDF Louisville Intl
7h 39m1 stop Dallas/Fort Worth
American Airlines Logo
7:10 am - 1:15 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
9h 05m1 stop Dallas/Fort Worth
$363American Airlines
Wed, Nov 4 - Tue, Nov 10
Southwest Logo
5:30 am - 3:15 pmSEA  Seattle/Tacoma Intl-SDF Louisville Intl
6h 45m1 stop Phoenix Sky Harbor Intl
Southwest Logo
8:50 am - 4:00 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
10h 10m2 stops Chicago Midway Oakland
$364Southwest
Sat, Dec 5 - Tue, Dec 8
United Airlines Logo
11:13 pm - 9:34 amSEA  Seattle/Tacoma Intl-SDF Louisville Intl
7h 21m1 stop Chicago O'Hare Intl
United Airlines Logo
8:00 am - 2:17 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
9h 17m2 stops Denver Intl San Francisco
$368United Airlines
Wed, Oct 7 - Wed, Oct 14
Alaska Airlines Logo
12:58 am - 12:43 pmSEA  Seattle/Tacoma Intl-SDF Louisville Intl
8h 45m1 stop Chicago O'Hare Intl
Alaska Airlines Logo
6:31 pm - 11:26 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
7h 55m1 stop Chicago O'Hare Intl
$619Alaska Airlines
Sun, Dec 6 - Mon, Dec 7
Alaska Airlines Logo
8:39 am - 9:25 pmSEA  Seattle/Tacoma Intl-SDF Louisville Intl
9h 46m1 stop Dallas/Fort Worth
Alaska Airlines Logo
10:13 am - 6:48 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
11h 35m2 stops Chicago O'Hare Intl Portland
$624Alaska Airlines
Fri, Oct 30 - Wed, Nov 4

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United Airlines flights from Seattle to Louisville

Our best United Airlines deals on Seattle to Louisville flight tickets
United Airlines
Oct 7
SEA11:13 pmSeattle/Tacoma Intl
7h 21m
1 stop
SDF9:34 amLouisville Intl
Oct 14
SDF8:00 amLouisville Intl
9h 17m
2 stops
SEA2:17 pmSeattle/Tacoma Intl
$368
United Airlines
Oct 7
SEA11:13 pmSeattle/Tacoma Intl
7h 21m
1 stop
SDF9:34 amLouisville Intl
Oct 11
SDF5:15 amLouisville Intl
7h 23m
1 stop
SEA9:38 amSeattle/Tacoma Intl
$425
United Airlines
Oct 16
SEA11:13 pmSeattle/Tacoma Intl
7h 16m
1 stop
SDF9:29 amLouisville Intl
Oct 18
SDF5:15 amLouisville Intl
7h 23m
1 stop
SEA9:38 amSeattle/Tacoma Intl
$428

American Airlines flights from Seattle to Louisville

Our best American Airlines deals on Seattle to Louisville flight tickets
American Airlines
Oct 6
SEA6:15 amSeattle/Tacoma Intl
10h 13m
1 stop
SDF7:28 pmLouisville Intl
Oct 12
SDF3:36 pmLouisville Intl
10h 34m
1 stop
SEA11:10 pmSeattle/Tacoma Intl
$376
American Airlines
Oct 9
SEA11:59 pmSeattle/Tacoma Intl
6h 33m
1 stop
SDF9:32 amLouisville Intl
Oct 15
SDF5:19 pmLouisville Intl
10h 17m
1 stop
SEA12:36 amSeattle/Tacoma Intl
$381
American Airlines
Oct 15
SEA11:59 pmSeattle/Tacoma Intl
6h 33m
1 stop
SDF9:32 amLouisville Intl
Oct 19
SDF6:00 amLouisville Intl
8h 14m
1 stop
SEA11:14 amSeattle/Tacoma Intl
$383

momondo Fare Finder

 
Use the filters below to find and compare flights from Seattle to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Sat 12/5

5:30 am-3:15 pm

1 stop6h 45m

Louisville Intl

Tue 12/8

4:15 pm-10:15 pm

1 stop9h 00m

$358

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Wed 10/21

11:03 am-12:07 am

1 stop10h 04m

Louisville Intl

Tue 10/27

4:18 pm-9:57 pm

1 stop8h 39m

$363

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Wed 11/11

8:30 am-6:11 pm

1 stop6h 41m

Louisville Intl

Sat 11/14

7:50 am-2:52 pm

1 stop10h 02m

$363

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Sat 10/3

6:00 am-3:49 pm

1 stop6h 49m

Louisville Intl

Sat 10/10

7:55 am-2:45 pm

1 stop9h 50m

$363

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Wed 10/7

11:13 pm-9:34 am

1 stop7h 21m

Louisville Intl

Wed 10/14

10:00 am-3:51 pm

1 stop8h 51m

$363

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Wed 11/4

7:30 am-6:09 pm

1 stop7h 39m

Louisville Intl

Tue 11/10

7:10 am-1:15 pm

1 stop9h 05m

$363

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Sat 12/5

5:30 am-3:15 pm

1 stop6h 45m

Louisville Intl

Tue 12/8

8:50 am-4:00 pm

2 stops10h 10m

$364

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Wed 10/7

11:13 pm-9:34 am

1 stop7h 21m

Louisville Intl

Wed 10/14

8:00 am-2:17 pm

2 stops9h 17m

$368

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Sun 12/6

12:58 am-12:43 pm

1 stop8h 45m

Louisville Intl

Mon 12/7

6:31 pm-11:26 pm

1 stop7h 55m

$619

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Fri 10/30

8:39 am-9:25 pm

1 stop9h 46m

Louisville Intl

Wed 11/4

10:13 am-6:48 pm

2 stops11h 35m

$624

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Louisville from

How to get the cheapest flight ticket from Seattle to Louisville

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 Seattle and Louisville?

Prices are currently low for flights on this route.

Typical prices usually range from $389 to $536.
The lowest price recently found on this route was $358.

What is the cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of January, then departing from Seattle during the month September is also very affordable. Most momondo users find prices during this month for around $440.

How far in advance should I book a flight from Seattle to Louisville?

You are more likely to see cheaper flights to Louisville from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisville for around $492 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisville from Seattle for as low as $284 on momondo.

How have Seattle to Louisville flight prices changed over time?

As of September 2026, prices for Seattle to Louisville flights are approximately 88% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Louisville

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

Cheap Seattle to Louisville (SEA to SDF) flight deals and tips

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

Best Price Found

$182

Fastest flight time

6h 05m

Direct flights

None
The best one-way flight to Louisville from Seattle in the past 72 hours is $182. The best round-trip flight deal from Seattle to Louisville found on momondo in the last 72 hours is $358.
The fastest flight from Seattle to Louisville takes 6h 05m
There are no direct flights from Seattle to Louisville. There are no popular flight routes from Seattle to Louisville.
Search flight deals

Frequently asked questions about flying from Seattle to Louisville

  • How far is Seattle/Tacoma Intl to Louisville Intl by plane?

    There are 1938.2 mi between Seattle/Tacoma Intl and Louisville Intl. By plane, this route typically takes 6h 05m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Louisville Intl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Louisville Intl Airport are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Louisville Intl Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Louisville Intl 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 Seattle/Tacoma Intl Airport to Louisville Intl Airport.

  • What documentation or ID do you need to fly to Louisville Intl Airport?

    The travel and health documents you'll need for your trip to Louisville Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Louisville Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Louisville?

Best airlines flying from Seattle to Louisville

Compare and see reviews for airlines that fly from Seattle to Louisville with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $242Free CancellationRating
7.8
8,553 reviews
Search Delta flights
United AirlinesPriceFrom $278Free CancellationRating
7.4
10,194 reviews
Search United Airlines flights
American AirlinesPriceFrom $298Free CancellationRating
7.1
12,047 reviews
Search American Airlines flights
SouthwestPriceFrom $339Free CancellationRating
8.0
4,195 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $491Free CancellationRating
7.9
12,904 reviews
Search Alaska Airlines flights

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
French Lick
Elizabethtown
Jeffersonville
West Baden Springs
New Albany
Bardstown
Shepherdsville
Elizabeth
Charlestown
Brandenburg
Corydon
Georgetown
Springfield

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Louisville for you.

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

Flights from Seattle to Louisville 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 Seattle to Louisville?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Louisville.

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

Of course. momondo tracks the price of Seattle to Louisville flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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