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Cheap flights from Louisville to Seattle from $173

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Seattle departing on 12/14. 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 Louisville to Seattle

Cheap round-trip flights

These are some of the best round-trip flight deals from Louisville to Seattle that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Louisville to Seattle.

Cheap last minute flights

Planning a quick getaway from Louisville to Seattle? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Seattle, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Louisville to Seattle

Find recent round-trip train or bus tickets from Louisville to Seattle.

All round-trip flight deals to Seattle

The cheapest plane tickets to Seattle found on KAYAK recently.
7:35 am - 2:45 pmSDF-SEA
10h 10m1 stop
11:05 pm - 10:10 amSEA-SDF
8h 05m1 stop
$346Delta
Find Deal
Tue, Dec 10 - Tue, Dec 10
7:05 am - 1:06 pmSDF-SEA
9h 01m1 stop
1:43 pm - 12:35 amSEA-SDF
7h 52m1 stop
$347American Airlines
Find Deal
Wed, Jan 8 - Wed, Jan 22
6:35 am - 12:42 pmSDF-SEA
9h 07m1 stop
7:14 am - 8:06 pmSEA-SDF
9h 52m1 stop
$353American Airlines
Find Deal
Thu, Jan 9 - Tue, Jan 14
7:03 am - 12:53 pmSDF-SEA
8h 50m1 stop
9:00 am - 10:30 pmSEA-SDF
10h 30m2 stops
$358United Airlines
Find Deal
Thu, Jan 9 - Tue, Jan 14
7:00 am - 12:08 pmSDF-SEA
8h 08m1 stop
5:00 am - 2:24 pmSEA-SDF
6h 24m1 stop
$360United Airlines
Find Deal
Thu, Dec 12 - Sun, Dec 15
6:50 am - 1:00 pmSDF-SEA
9h 10m1 stop
7:10 am - 11:59 pmSEA-SDF
13h 49m2 stops
$411Delta
Find Deal
Mon, Jan 13 - Tue, Jan 21
7:54 pm - 12:14 amSDF-SEA
31h 20m2 stops
5:55 pm - 6:40 pmSEA-SDF
21h 45m3 stops
$437Spirit Airlines
Find Deal
Wed, Jan 8 - Wed, Jan 15
7:54 pm - 12:14 amSDF-SEA
31h 20m3 stops
5:55 pm - 6:40 pmSEA-SDF
21h 45m3 stops
$452Spirit Airlines
Find Deal
Wed, Jan 8 - Wed, Jan 15
5:00 am - 10:43 amSDF-SEA
8h 43m1 stop
10:36 pm - 10:51 amSEA-SDF
9h 15m1 stop
$471Alaska Airlines
Find Deal
Tue, Dec 17 - Tue, Dec 24
11:16 am - 3:59 pmSDF-SEA
7h 43m1 stop
10:36 pm - 10:51 amSEA-SDF
9h 15m1 stop
$576Alaska Airlines
Find Deal
Wed, Dec 25 - Mon, Dec 30
5:37 pm - 12:21 amSDF-SEA
9h 44m1 stop
$173Delta
Find Deal
Sat, Dec 14
12:45 pm - 8:50 pmSDF-SEA
11h 05m2 stops
$223Southwest
Find Deal
Sat, Dec 14
7:05 am - 1:04 pmSDF-SEA
8h 59m1 stop
$258American Airlines
Find Deal
Tue, Dec 10
10:43 am - 8:30 pmSDF-SEA
12h 47m2 stops
Tue, Nov 26
11:10 am - 9:09 pmSDF-SEA
12h 59m2 stops
$308United Airlines
Find Deal
Tue, Dec 10
8:21 pm - 4:23 pmSDF-SEA
23h 02m3 stops
$322Spirit Airlines
Find Deal
Mon, Dec 2
11:16 am - 11:31 pmSDF-SEA
15h 15m1 stop
$345American Airlines
Find Deal
Tue, Dec 31
8:00 am - 11:30 amSDF-SEA
30h 30m2 stops
$367United Airlines
Find Deal
Tue, Dec 31
5:24 pm - 12:58 amSDF-SEA
34h 34m3 stops
Wed, Nov 27
9:39 pm - 8:30 pmSDF-SEA
25h 51m3 stops
$463Spirit Airlines
Find Deal
Tue, Nov 26
10:43 am - 8:30 pmSDF-SEA
12h 47m2 stops
4:00 pm - 8:58 pmSEA-SDF
25h 58m3 stops
Tue, Nov 26 - Wed, Dec 4
7:05 am - 12:34 pmSDF-SEA
8h 29m1 stop
6:00 am - 5:55 pmSEA-SDF
8h 55m1 stop
$646Delta
Find Deal
Tue, Nov 26 - Sat, Nov 30
9:39 pm - 12:57 amSDF-SEA
30h 18m3 stops
4:00 pm - 8:58 pmSEA-SDF
25h 58m3 stops
$710Spirit Airlines
Find Deal
Tue, Nov 26 - Wed, Dec 4
9:39 pm - 8:30 pmSDF-SEA
25h 51m3 stops
4:00 pm - 8:58 pmSEA-SDF
25h 58m3 stops
$729Spirit Airlines
Find Deal
Tue, Nov 26 - Wed, Dec 4
9:50 am - 5:20 pmSDF-SEA
10h 30m1 stop
10:40 am - 10:25 pmSEA-SDF
8h 45m1 stop
$761Southwest
Find Deal
Tue, Nov 26 - Wed, Dec 4
9:50 am - 5:20 pmSDF-SEA
10h 30m1 stop
9:00 am - 10:25 pmSEA-SDF
10h 25m2 stops
$766Southwest
Find Deal
Tue, Nov 26 - Wed, Dec 4
5:00 am - 10:37 amSDF-SEA
8h 37m1 stop
1:16 am - 1:17 pmSEA-SDF
9h 01m1 stop
$806American Airlines
Find Deal
Tue, Nov 26 - Tue, Dec 3
11:10 am - 10:30 pmSDF-SEA
14h 20m2 stops
11:59 pm - 1:22 pmSEA-SDF
10h 23m1 stop
$931United Airlines
Find Deal
Mon, Nov 25 - Mon, Dec 2
8:35 am - 9:07 pmSDF-SEA
15h 32m3 stops
11:59 pm - 1:22 pmSEA-SDF
10h 23m1 stop
$936United Airlines
Find Deal
Mon, Nov 25 - Mon, Dec 2
6:16 pm - 11:00 pmSDF-SEA
7h 44m1 stop
1:16 am - 1:17 pmSEA-SDF
9h 01m1 stop
$992American Airlines
Find Deal
Mon, Nov 25 - Sun, Dec 1

Delta flights from Louisville to Seattle

Our best Delta deals on Louisville to Seattle flight tickets
Delta
Dec 10
SDF7:35 amLouisville Intl
10h 10m
1 stop
SEA2:45 pmSeattle/Tacoma Intl
Dec 10
SEA11:05 pmSeattle/Tacoma Intl
8h 05m
1 stop
SDF10:10 amLouisville Intl
Delta
Jan 13
SDF6:50 amLouisville Intl
9h 10m
1 stop
SEA1:00 pmSeattle/Tacoma Intl
Jan 21
SEA7:10 amSeattle/Tacoma Intl
13h 49m
2 stops
SDF11:59 pmLouisville Intl
Delta
May 17
SDF7:25 pmLouisville Intl
7h 00m
1 stop
SEA11:25 pmSeattle/Tacoma Intl
May 27
SEA10:00 pmSeattle/Tacoma Intl
8h 32m
1 stop
SDF9:32 amLouisville Intl

American Airlines flights from Louisville to Seattle

Our best American Airlines deals on Louisville to Seattle flight tickets
American Airlines
Jan 8
SDF7:05 amLouisville Intl
9h 01m
1 stop
SEA1:06 pmSeattle/Tacoma Intl
Jan 22
SEA1:43 pmSeattle/Tacoma Intl
7h 52m
1 stop
SDF12:35 amLouisville Intl
American Airlines
Jan 9
SDF6:35 amLouisville Intl
9h 07m
1 stop
SEA12:42 pmSeattle/Tacoma Intl
Jan 14
SEA7:14 amSeattle/Tacoma Intl
9h 52m
1 stop
SDF8:06 pmLouisville Intl
American Airlines
Mar 5
SDF6:17 amLouisville Intl
9h 25m
1 stop
SEA12:42 pmSeattle/Tacoma Intl
Mar 10
SEA5:54 amSeattle/Tacoma Intl
10h 32m
1 stop
SDF7:26 pmLouisville Intl

See travel insights to Seattle from

How to get the cheapest flight ticket from Louisville to Seattle

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 Seattle?

In general, January is the cheapest month to fly from Louisville to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $361. If you don’t want to visit Seattle in January, then you should wait until October to fly from Louisville, when ticket prices are also cheap, with an average price of $381.

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

On average, the least expensive day to fly to Seattle from Louisville is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $421. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Louisville because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $577.

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

Flying to Seattle from Louisville in the evening is the least expensive time of day to depart. momondo users have found prices as low as $416 when looking at flights departing in the evening. Flights to Seattle are more costly in the morning, with an average ticket price of $532. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Seattle from Louisville when booking 37 days ahead of your departure date. In general, you can expect to find flights to Seattle for around $469 when searching 37 days out. Keep in mind that you might be able to find cheaper flights to Seattle at any time. In fact, our users found flights for as low as $230 in the past 72 hours.

Can stopping save me money on Louisville to Seattle flights?

You could potentially save up to 22% on your flight if you consider stops on a Louisville to Seattle flight.

How have Louisville to Seattle flight prices changed over time?

As of November 2024, prices for Louisville to Seattle flights are approximately 104% more expensive when compared to flights at the same time last year.

When to book flights from Louisville to Seattle

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

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

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

Best Price Found

$173

Fastest flight time

7h 00m

Direct flights

None

Airports in Seattle

1 airport
The best one-way flight to Seattle from Louisville in the past 72 hours is $173. The best round-trip flight deal from Louisville to Seattle found on momondo in the last 72 hours is $346.
The fastest flight from Louisville to Seattle takes 7h 00m
There are no direct flights from Louisville to Seattle. Popular non-direct route for this connection is Louisville Intl Airport - Seattle/Tacoma Intl Airport.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

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

    The distance between Louisville Intl and Seattle/Tacoma Intl is about 1938.2 mi. Flights usually cover this in 7h 00m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Louisville Intl Airport to Seattle/Tacoma Intl Airport were last updated today.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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


Best airlines flying from Louisville to Seattle

Compare and see reviews for airlines that fly from Louisville to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $201Free CancellationRating
6.3
8,169 reviews
Search Spirit Airlines flights
Sun Country AirPriceFrom $238Free CancellationRating
7.0
415 reviews
Search Sun Country Air flights
DeltaPriceFrom $315Free CancellationRating
8.0
8,755 reviews
Search Delta flights
American AirlinesPriceFrom $330Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $335Free CancellationRating
7.4
9,172 reviews
Search United Airlines flights
SouthwestPriceFrom $354Free CancellationRating
8.1
5,005 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $416Free CancellationRating
8.0
9,464 reviews
Search Alaska Airlines flights

Why use momondo?

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

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

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

All flight searches from Louisville to Seattle on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Louisville to Seattle?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Louisville.

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

If you are not ready to book a flight from Louisville to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.


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