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Cheap flights from Seattle to Louisville from $127

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 5/29. 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.
Delta Logo
6:00 am - 5:38 pmSEA-SDF
8h 38m1 stop
Delta Logo
7:00 am - 1:34 pmSDF-SEA
9h 34m1 stop
$245Delta
Find Deal
Thu, Jul 31 - Tue, Aug 5
American Airlines Logo
1:10 am - 1:03 pmSEA-SDF
8h 53m1 stop
American Airlines Logo
7:00 am - 2:18 pmSDF-SEA
10h 18m1 stop
$246American Airlines
Find Deal
Mon, Jun 2 - Tue, Jun 10
American Airlines Logo
11:52 am - 9:41 pmSEA-SDF
6h 49m1 stop
American Airlines Logo
6:34 am - 2:23 pmSDF-SEA
10h 49m1 stop
$299American Airlines
Find Deal
Thu, Sep 4 - Tue, Sep 9
Delta Logo
1:45 pm - 11:57 pmSEA-SDF
7h 12m1 stop
Delta Logo
7:25 pm - 11:55 pmSDF-SEA
7h 30m1 stop
$325Delta
Find Deal
Wed, Sep 3 - Sun, Sep 7
United Airlines Logo
5:15 am - 2:25 pmSEA-SDF
6h 10m1 stop
United Airlines Logo
11:00 am - 9:57 pmSDF-SEA
13h 57m2 stops
$340United Airlines
Find Deal
Wed, May 14 - Tue, May 20
United Airlines Logo
6:15 am - 9:40 pmSEA-SDF
12h 25m2 stops
United Airlines Logo
11:00 am - 9:57 pmSDF-SEA
13h 57m2 stops
$345United Airlines
Find Deal
Wed, May 14 - Tue, May 20
Southwest Logo
5:00 am - 5:40 pmSEA-SDF
9h 40m2 stops
Southwest Logo
3:20 pm - 11:10 pmSDF-SEA
10h 50m2 stops
$353Southwest
Find Deal
Thu, Sep 4 - Tue, Sep 9
Southwest Logo
11:00 pm - 12:35 pmSEA-SDF
10h 35m2 stops
Southwest Logo
7:10 pm - 12:05 amSDF-SEA
7h 55m1 stop
$356Southwest
Find Deal
Tue, Sep 23 - Thu, Sep 25
Alaska Airlines Logo
5:25 am - 9:53 pmSEA-SDF
13h 28m2 stops
Alaska Airlines Logo
6:54 pm - 11:24 pmSDF-SEA
7h 30m1 stop
$512Alaska Airlines
Find Deal
Wed, Jul 30 - Mon, Aug 4
Alaska Airlines Logo
12:34 am - 12:15 pmSEA-SDF
8h 41m1 stop
Alaska Airlines Logo
2:09 pm - 8:35 pmSDF-SEA
9h 26m1 stop
$582Alaska Airlines
Find Deal
Fri, Jun 6 - Sat, Jun 14

American Airlines flights from Seattle to Louisville

Our best American Airlines deals on Seattle to Louisville flight tickets
American Airlines
Jun 2
SEA1:10 amSeattle/Tacoma Intl
8h 53m
1 stop
SDF1:03 pmLouisville Intl
Jun 10
SDF7:00 amLouisville Intl
10h 18m
1 stop
SEA2:18 pmSeattle/Tacoma Intl
American Airlines
Sep 4
SEA11:52 amSeattle/Tacoma Intl
6h 49m
1 stop
SDF9:41 pmLouisville Intl
Sep 9
SDF6:34 amLouisville Intl
10h 49m
1 stop
SEA2:23 pmSeattle/Tacoma Intl
American Airlines
Jun 2
SEA1:10 amSeattle/Tacoma Intl
8h 53m
1 stop
SDF1:03 pmLouisville Intl
Jun 10
SDF7:00 amLouisville Intl
10h 18m
1 stop
SEA2:18 pmSeattle/Tacoma Intl

United Airlines flights from Seattle to Louisville

Our best United Airlines deals on Seattle to Louisville flight tickets
United Airlines
May 14
SEA5:15 amSeattle/Tacoma Intl
6h 10m
1 stop
SDF2:25 pmLouisville Intl
May 20
SDF11:00 amLouisville Intl
13h 57m
2 stops
SEA9:57 pmSeattle/Tacoma Intl
United Airlines
May 14
SEA6:15 amSeattle/Tacoma Intl
12h 25m
2 stops
SDF9:40 pmLouisville Intl
May 20
SDF11:00 amLouisville Intl
13h 57m
2 stops
SEA9:57 pmSeattle/Tacoma Intl
United Airlines
Jun 3
SEA9:45 amSeattle/Tacoma Intl
9h 42m
2 stops
SDF10:27 pmLouisville Intl
Jun 10
SDF7:00 amLouisville Intl
7h 32m
1 stop
SEA11:32 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 $413.

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 7 weeks ahead of your departure date. In general, you can expect to find flights to Louisville for around $510 when searching 7 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 $397 on momondo.

How have Seattle to Louisville flight prices changed over time?

As of April 2025, prices for Seattle to Louisville flights are approximately 101% 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

$127

Fastest flight time

6h 07m

Direct flights

None

Airports in Louisville

1 airport
The best one-way flight to Louisville from Seattle in the past 72 hours is $127. The best round-trip flight deal from Seattle to Louisville found on momondo in the last 72 hours is $245.
The fastest flight from Seattle to Louisville takes 6h 07m
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
7,940 reviews
Search Spirit Airlines flights
DeltaPriceFrom $306Free CancellationRating
8.0
7,920 reviews
Search Delta flights
American AirlinesPriceFrom $306Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $368Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
SouthwestPriceFrom $405Free CancellationRating
8.0
4,287 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $469Free CancellationRating
8.0
9,911 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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