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Cheap flights from Seattle to Louisville from $129

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Louisville departing on 5/6. 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 Seattle to Louisville

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Seattle to Louisville.
6:20 am - 9:03 pmSEA-SDF
11h 43m1 stop
8:30 pm - 12:44 amSDF-SEA
7h 14m1 stop
$306American Airlines
Find Deal
Wed, Jun 4 - Sun, Jun 8
7:35 pm - 5:17 pmSEA-SDF
18h 42m3 stops
5:27 pm - 1:25 pmSDF-SEA
22h 58m1 stop
$320Spirit Airlines
Find Deal
Thu, Apr 24 - Thu, May 1
12:45 am - 1:00 pmSEA-SDF
9h 15m1 stop
6:19 am - 12:59 pmSDF-SEA
9h 40m1 stop
$337Delta
Find Deal
Mon, Apr 28 - Wed, May 7
6:05 am - 5:19 pmSEA-SDF
8h 14m1 stop
4:35 pm - 11:39 pmSDF-SEA
10h 04m1 stop
$340Delta
Find Deal
Wed, Apr 23 - Mon, Apr 28
10:50 am - 10:30 pmSEA-SDF
8h 40m1 stop
2:00 pm - 6:52 pmSDF-SEA
7h 52m1 stop
$343United Airlines
Find Deal
Thu, Apr 24 - Thu, May 1
1:40 pm - 12:25 amSEA-SDF
7h 45m1 stop
6:35 am - 3:45 pmSDF-SEA
12h 10m2 stops
$378Southwest
Find Deal
Tue, Sep 16 - Sat, Sep 20
5:15 am - 6:25 pmSEA-SDF
10h 10m2 stops
7:00 am - 10:40 amSDF-SEA
6h 40m1 stop
$387Southwest
Find Deal
Wed, Sep 10 - Sun, Sep 14
10:50 am - 10:30 pmSEA-SDF
8h 40m1 stop
7:29 am - 10:43 pmSDF-SEA
18h 14m1 stop
$419United Airlines
Find Deal
Thu, Apr 24 - Tue, Apr 29
7:55 am - 7:47 pmSEA-SDF
8h 52m1 stop
5:28 pm - 11:22 pmSDF-SEA
8h 54m1 stop
$457Alaska Airlines
Find Deal
Thu, Sep 11 - Sun, Sep 14
7:00 am - 11:01 pmSEA-SDF
13h 01m2 stops
4:45 pm - 10:00 pmSDF-SEA
8h 15m1 stop
$573Alaska Airlines
Find Deal
Wed, Jun 4 - Sun, Jun 8

American Airlines flights from Seattle to Louisville

Our best American Airlines deals on Seattle to Louisville flight tickets
American Airlines
Jun 4
SEA6:20 amSeattle/Tacoma Intl
11h 43m
1 stop
SDF9:03 pmLouisville Intl
Jun 8
SDF8:30 pmLouisville Intl
7h 14m
1 stop
SEA12:44 amSeattle/Tacoma Intl
American Airlines
Jun 9
SEA1:19 amSeattle/Tacoma Intl
9h 20m
1 stop
SDF1:39 pmLouisville Intl
Jun 18
SDF6:12 amLouisville Intl
9h 19m
1 stop
SEA12:31 pmSeattle/Tacoma Intl
American Airlines
May 14
SEA1:54 pmSeattle/Tacoma Intl
7h 29m
1 stop
SDF12:23 amLouisville Intl
May 29
SDF5:45 amLouisville Intl
7h 30m
1 stop
SEA10:15 amSeattle/Tacoma Intl

Spirit Airlines flights from Seattle to Louisville

Our best Spirit Airlines deals on Seattle to Louisville flight tickets
Spirit Airlines
Apr 24
SEA7:35 pmSeattle/Tacoma Intl
18h 42m
3 stops
SDF5:17 pmLouisville Intl
May 1
SDF5:27 pmLouisville Intl
22h 58m
1 stop
SEA1:25 pmSeattle/Tacoma Intl
Spirit Airlines
Apr 24
SEA7:35 pmSeattle/Tacoma Intl
18h 42m
3 stops
SDF5:17 pmLouisville Intl
May 1
SDF5:27 pmLouisville Intl
22h 58m
1 stop
SEA1:25 pmSeattle/Tacoma Intl
Spirit Airlines
Apr 22
SEA12:30 pmSeattle/Tacoma Intl
30h 47m
3 stops
SDF10:17 pmLouisville Intl
Apr 28
SDF7:27 pmLouisville Intl
43h 08m
3 stops
SEA11:35 amSeattle/Tacoma Intl

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 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 October is also very affordable. Most momondo users find prices during this month for around $416.

What is the cheapest day to depart on your flight to Louisville?

On average, the least expensive day to fly to Louisville from Seattle is on a Saturday. momondo users have found tickets for Saturday departures for as low as $471. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Seattle to Louisville on a Sunday will generally be more expensive and average around $644. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Louisville?

Our data shows that the cheapest Seattle to Louisville flights are usually those with departure times in the afternoon. Our users have found flights to Louisville in the afternoon for as low as $296. In the morning is when there is more demand to fly to Louisville, so prices are often more expensive at around $545 per ticket.

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

You are more likely to see cheaper flights to Louisville from Seattle when booking 12 weeks ahead of your departure date. In general, you can expect to find flights to Louisville for around $523 when searching 12 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 $382 on momondo.

How have Seattle to Louisville flight prices changed over time?

As of March 2025, prices for Seattle to Louisville flights are approximately 91% 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

$129

Fastest flight time

6h 08m

Direct flights

None

Airports in Louisville

1 airport
The best one-way flight to Louisville from Seattle in the past 72 hours is $129. 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 08m
There are no direct flights from Seattle to Louisville. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Louisville Intl Airport.
There is 1 airport near Louisville: Louisville Intl (SDF)

  • 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 08m.

  • 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
Spirit AirlinesPriceFrom $247Free CancellationRating
6.3
7,882 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $296Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $306Free CancellationRating
8.0
7,895 reviews
Search Delta flights
United AirlinesPriceFrom $368Free CancellationRating
7.4
8,603 reviews
Search United Airlines flights
SouthwestPriceFrom $391Free CancellationRating
8.0
4,274 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $485Free CancellationRating
8.0
9,798 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
West Baden Springs
Jeffersonville
Bardstown
Shepherdsville
New Albany
Elizabeth
Corydon
Charlestown
Georgetown
Springfield
Brandenburg

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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