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Cheap flights from Seattle to Louisville from $156

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
7:35 pm - 11:35 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
7h 00m1 stop Chicago Midway
$306Southwest
Sat, Dec 5 - Mon, Dec 14
Southwest Logo
5:30 am - 3:15 pmSEA  Seattle/Tacoma Intl-SDF Louisville Intl
6h 45m1 stop Phoenix Sky Harbor Intl
Southwest Logo
6:50 am - 11:00 amSDF  Louisville Intl-SEA Seattle/Tacoma Intl
7h 10m1 stop Denver Intl
$306Southwest
Sat, Dec 5 - Mon, Dec 14
American Airlines Logo
6:00 am - 5:12 pmSEA  Seattle/Tacoma Intl-SDF Louisville Intl
8h 12m1 stop Charlotte Douglas
American Airlines Logo
10:13 am - 3:44 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
8h 31m1 stop Chicago O'Hare Intl
$311American Airlines
Wed, Nov 11 - Sat, Nov 14
American Airlines Logo
11:34 pm - 9:38 amSEA  Seattle/Tacoma Intl-SDF Louisville Intl
7h 04m1 stop Chicago O'Hare Intl
American Airlines Logo
7:11 am - 2:44 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
10h 33m1 stop Dallas/Fort Worth
$311American Airlines
Sat, Nov 14 - Wed, Dec 2
Delta Logo
12:00 pm - 11:13 pmSEA  Seattle/Tacoma Intl-SDF Louisville Intl
8h 13m1 stop Atlanta Hartsfield-Jackson
Delta Logo
3:18 pm - 10:04 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
9h 46m1 stop Detroit Metropolitan Wayne County
$311Delta
Sat, Nov 14 - Wed, Dec 2
Delta Logo
11:35 pm - 11:56 amSEA  Seattle/Tacoma Intl-SDF Louisville Intl
9h 21m1 stop Atlanta Hartsfield-Jackson
Delta Logo
1:01 pm - 8:48 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
10h 47m1 stop Atlanta Hartsfield-Jackson
$311Delta
Thu, Nov 12 - Mon, Nov 16
United Airlines Logo
2:05 pm - 11:49 pmSEA  Seattle/Tacoma Intl-SDF Louisville Intl
6h 44m1 stop Chicago O'Hare Intl
United Airlines Logo
2:05 pm - 7:38 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
8h 33m1 stop Chicago O'Hare Intl
$311United Airlines
Wed, Dec 16 - Tue, Jan 5
United Airlines Logo
10:56 pm - 9:38 amSEA  Seattle/Tacoma Intl-SDF Louisville Intl
7h 42m1 stop Chicago O'Hare Intl
United Airlines Logo
5:57 pm - 11:07 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
8h 10m1 stop Chicago O'Hare Intl
$311United Airlines
Sat, Nov 21 - Mon, Nov 23
Alaska Airlines Logo
11:39 pm - 11:04 amSEA  Seattle/Tacoma Intl-SDF Louisville Intl
8h 25m1 stop Chicago O'Hare Intl
Alaska Airlines Logo
6:47 pm - 11:53 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
8h 06m1 stop Chicago O'Hare Intl
$655Alaska Airlines
Mon, Dec 21 - Fri, Jan 1
Alaska Airlines Logo
11:39 pm - 11:04 amSEA  Seattle/Tacoma Intl-SDF Louisville Intl
8h 25m1 stop Chicago O'Hare Intl
Alaska Airlines Logo
5:45 am - 12:00 pmSDF  Louisville Intl-SEA Seattle/Tacoma Intl
9h 15m1 stop Chicago O'Hare Intl
$655Alaska Airlines
Tue, Dec 22 - Thu, Dec 31

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American Airlines flights from Seattle to Louisville

Our best American Airlines deals on Seattle to Louisville flight tickets
American Airlines
Nov 11
SEA6:00 amSeattle/Tacoma Intl
8h 12m
1 stop
SDF5:12 pmLouisville Intl
Nov 14
SDF10:13 amLouisville Intl
8h 31m
1 stop
SEA3:44 pmSeattle/Tacoma Intl
$311
American Airlines
Nov 21
SEA11:36 pmSeattle/Tacoma Intl
6h 52m
1 stop
SDF9:28 amLouisville Intl
Nov 23
SDF6:31 pmLouisville Intl
9h 11m
1 stop
SEA12:42 amSeattle/Tacoma Intl
$346
American Airlines
Dec 16
SEA10:27 amSeattle/Tacoma Intl
7h 26m
1 stop
SDF8:53 pmLouisville Intl
Jan 5
SDF6:47 pmLouisville Intl
7h 55m
1 stop
SEA11:42 pmSeattle/Tacoma Intl
$366

Southwest flights from Seattle to Louisville

Our best Southwest deals on Seattle to Louisville flight tickets
Southwest
Dec 5
SEA5:30 amSeattle/Tacoma Intl
6h 45m
1 stop
SDF3:15 pmLouisville Intl
Dec 14
SDF6:50 amLouisville Intl
7h 10m
1 stop
SEA11:00 amSeattle/Tacoma Intl
$306
Southwest
Dec 5
SEA5:30 amSeattle/Tacoma Intl
6h 45m
1 stop
SDF3:15 pmLouisville Intl
Dec 12
SDF12:45 pmLouisville Intl
10h 45m
2 stops
SEA8:30 pmSeattle/Tacoma Intl
$312
Southwest
Dec 2
SEA6:30 amSeattle/Tacoma Intl
6h 05m
1 stop
SDF3:35 pmLouisville Intl
Dec 6
SDF7:55 pmLouisville Intl
7h 40m
1 stop
SEA12:35 amSeattle/Tacoma Intl
$315

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

Mon 12/14

7:35 pm-11:35 pm

1 stop7h 00m

$306

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

Mon 12/14

6:50 am-11:00 am

1 stop7h 10m

$306

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Wed 11/11

6:00 am-5:12 pm

1 stop8h 12m

Louisville Intl

Sat 11/14

10:13 am-3:44 pm

1 stop8h 31m

$311

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Sat 11/14

11:34 pm-9:38 am

1 stop7h 04m

Louisville Intl

Wed 12/2

7:11 am-2:44 pm

1 stop10h 33m

$311

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Sat 11/14

12:00 pm-11:13 pm

1 stop8h 13m

Louisville Intl

Wed 12/2

3:18 pm-10:04 pm

1 stop9h 46m

$311

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Thu 11/12

11:35 pm-11:56 am

1 stop9h 21m

Louisville Intl

Mon 11/16

1:01 pm-8:48 pm

1 stop10h 47m

$311

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Wed 12/16

2:05 pm-11:49 pm

1 stop6h 44m

Louisville Intl

Tue 1/5

2:05 pm-7:38 pm

1 stop8h 33m

$311

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Sat 11/21

10:56 pm-9:38 am

1 stop7h 42m

Louisville Intl

Mon 11/23

5:57 pm-11:07 pm

1 stop8h 10m

$311

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Mon 12/21

11:39 pm-11:04 am

1 stop8h 25m

Louisville Intl

Fri 1/1

6:47 pm-11:53 pm

1 stop8h 06m

$655

SeattleLouisville

SEA Seattle/Tacoma Intl - SDF Louisville Intl

SEASDF

Seattle/Tacoma Intl

Tue 12/22

11:39 pm-11:04 am

1 stop8h 25m

Louisville Intl

Thu 12/31

5:45 am-12:00 pm

1 stop9h 15m

$655

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 $404 to $681.
The lowest price recently found on this route was $306.

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 August 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 $503 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 $290 on momondo.

How have Seattle to Louisville flight prices changed over time?

As of October 2026, prices for Seattle to Louisville flights are approximately 3% 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

$156

Fastest flight time

6h 21m

Direct flights

None
The best one-way flight to Louisville from Seattle in the past 72 hours is $156. The best round-trip flight deal from Seattle to Louisville found on momondo in the last 72 hours is $306.
The fastest flight from Seattle to Louisville takes 6h 21m
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 21m.

  • 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 $194Free CancellationRating
7.8
8,677 reviews
Search Delta flights
American AirlinesPriceFrom $298Free CancellationRating
7.0
12,193 reviews
Search American Airlines flights
United AirlinesPriceFrom $328Free CancellationRating
7.3
10,430 reviews
Search United Airlines flights
SouthwestPriceFrom $339Free CancellationRating
7.9
4,220 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $491Free CancellationRating
7.9
13,121 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
Corydon
Brandenburg
Springfield
Georgetown

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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