Cheap flights from Louisville to Seattle (SDF - SEA)

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The best prices from Louisville Standiford Field to Seattle/Tacoma Intl are usually found in August or July, booked 41 days in advance, depart on a Tuesday or Thursday and return on a Thursday

How to find the cheapest flight from
Louisville (SDF) to Seattle (SEA)

All the information you need to plan the best SDF to SEA flight in 2021: compare Louisville to Seattle flight prices with the expected peak season, weather and rainfall in Seattle.
SDF - SEA
Price
$213 - $396
SEA
Temperature
41 - 66.2 °F
SEA
Precipitation
0.7 - 6.6 inches

Popular in

December

High demand for flights, 18% potential price rise

Cheapest in

August

Best time to find cheap flights, 35% potential price drop

Round-trip from

$213

From Louisville Standiford Field to Seattle/Tacoma Intl

One-way from

$125

One-way flight from Louisville Standiford Field to Seattle/Tacoma Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Louisville to Seattle?

Saturday flights are found to be more expensive to fly from Louisville to Seattle. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Seattle.

When is the cheapest time to fly from Louisville to Seattle (SDF - SEA)?

A simple way to save on the total cost of your ticket is to fly from Louisville to Seattle in the evening. If you’re flexible enough to do this you can expect to save up to 31% on your trip compared to booking a flight in the morning.

What is the cheapest month to fly from Louisville to Seattle?

August can be a great time to fly to Seattle from Louisville with a flight ticket averaging about $325. Cheapflights users have found deals in the month of August for as cheap as $112. The most expensive prices can be found in the month of December.

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

Users have found that booking a flight from Louisville to Seattle at least 35 days early can save you up to 11% on average compared to booking a flight this week. If booking 35 days before your flight isn’t an option for you, users have found flights from Louisville to Seattle for as little as $312 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $347 for flights departing within the next 3 days.

Cheap flights from Louisville to Seattle in October, November 2021

The best prices found for SDF to SEA flights for October, November
27 Oct - 2 Nov
$89pp
SDF
Louisville Standiford Field
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
SDF
Louisville Standiford Field
12 Nov - 15 Nov
$150pp
SDF
Louisville Standiford Field
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
SDF
Louisville Standiford Field
12 Nov - 15 Nov
$158pp
SDF
Louisville Standiford Field
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
SDF
Louisville Standiford Field

Louisville Standiford Field to Seattle 2021 flight deals

Cheap flights to Seattle from Louisville found for this year
27 Oct - 2 Nov
$89pp
SDF
Louisville Standiford Field
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
SDF
Louisville Standiford Field
9 Dec - 14 Dec
$148pp
SDF
Louisville Standiford Field
Spirit Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
SDF
Louisville Standiford Field
12 Nov - 15 Nov
$150pp
SDF
Louisville Standiford Field
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
SDF
Louisville Standiford Field

Last minute flights from Louisville to Seattle

Late deals on round-trip flights to Seattle from Louisville, departing today and this week
27 Oct - 2 Nov
$89pp
SDF
Louisville Standiford Field
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
SDF
Louisville Standiford Field
27 Oct - 2 Nov
$160pp
SDF
Louisville Standiford Field
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
     
3 STOPS
SDF
Louisville Standiford Field
26 Oct - 31 Oct
$166pp
SDF
Louisville Standiford Field
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
SDF
Louisville Standiford Field

One-way flights to Seattle/Tacoma Intl from Louisville

The cheapest one-way flights from Louisville to Seattle
8:10 am - 7:59 pm
Frontier
1 Stop
14h 49m
SDF - SEA
Frontier
$125
JustFly
9:20 am - 7:11 am
Spirit Airlines
1 Stop
24h 51m
SDF - SEA
Spirit Airlines
$142
Gotogate
1:27 pm - 6:51 pm
Delta
1 Stop
8h 24m
SDF - SEA
Delta
$189
Delta

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Louisville</span> to <span class="emphasized">Seattle</span> flights.

Flight FAQs

From Louisville to Seattle

Which airlines flying from Louisville Standiford Field to Seattle/Tacoma Intl have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Louisville Standiford Field to Seattle/Tacoma Intl that may be offering flexible cancellation policies are United Airlines, American Airlines, and Delta. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Louisville to Seattle for under $200 on Cheapflights?

Yes, there are multiple flights from Louisville to Seattle for under $200. The cheapest flight booked recently is on Spirit Airlines for just $148, but on average you can expect to pay $180.

Are there last-minute flights available from Louisville to Seattle for under $100?

There are currently 20+ open flights from Louisville to Seattle within the next 7 days for less than $100.

How popular is this Louisville to Seattle flight route?

The Louisville Standiford Field to Seattle/Tacoma Intl flight path was viewed by 74 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What is the cheapest airline to fly from Louisville to Seattle round-trip?

Spirit Airlines, at $148, was found to be the cheapest airline from Louisville to Seattle.. Spirit Airlines is 54% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Louisville to Seattle one-way?

One-way options have recently been found by users for as low as $35 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $125 and American Airlines from $155 one-way.

What are the cheapest flights from Louisville to Seattle?

Looking at all options, your cheapest flight can be booked for $122. While the most popular route (Louisville Standiford Field - Seattle/Tacoma Intl) can be booked for $148 on average our data indicates $528 when flying from Louisville to Seattle

What are the most popular airlines that fly from Louisville to Seattle?

The most popular airlines flying from Louisville to Seattle are Major Airline, American Airlines and Alaska Airlines. Something to consider prior to booking your flight.

COVID Restrictions

View COVID Travel Restrictions for Seattle, WA

Do I need a COVID test to fly to Seattle from Louisville?

Information is based on travel restrictions for travel to Seattle/Tacoma Intl within the United States

Most visitors from Louisville Standiford Field need to provide a negative COVID-19 test result and/or quarantine to enter Seattle/Tacoma Intl.

COVID-19 testing requirements
Visitors from Louisville Standiford Field must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Seattle/Tacoma Intl.

Quarantine requirements
Visitors from Louisville Standiford Field are not required to quarantine after entering Seattle/Tacoma Intl.

Do I need a test to fly back to Louisville from Seattle?

Returning to Louisville Standiford Field from Seattle/Tacoma Intl

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Louisville Standiford Field.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering Louisville Standiford Field.

Hide COVID Travel Restrictions for Seattle, WA

Alternative routes for Louisville to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Seattle

Things to know before you go - useful duration and weather info for your trip from Louisville to Seattle.
Average temperature for October in Seattle
60.8 °F
Avg rainfall for October in Seattle
3.5 ″

Airports servicing Louisville

Louisville Standiford Field (SDF)

Airports servicing Seattle

Top 5 airlines flying from Louisville Standiford Field to Seattle/Tacoma Intl

The chart below displays the airlines Cheapflights users traveling from Louisville to Seattle choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$108 $278 No cancel fee 62%
Delta
$154 $386 No cancel fee N/A
United Airlines
$156 $393 No cancel fee 69%
American Airlines
$158 $381 No cancel fee 71%
Alaska Airlines
$184 $324 No cancel fee 75%
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