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$91+ Cheap flights from Washington to Louisville (SDF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SDF
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Washington to Louisville

Keep the following information in mind while searching for Washington to Louisville flight deals. Data was last updated May 1, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$262
(Mytrip)

One-way from

$91
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$523
Provider with most accurate pricing for Seattle/Tacoma Intl-Louisville Intl flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Louisville Intl flights.
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From Washington to Louisville Intl
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One-way flight from Washington to Louisville Intl
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Highest demand for flights based on searches. 5% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Washington to Louisville

Cheapest flights from Washington to Louisville
Explore the most affordable flight options available from Washington to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Mytrip deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/236:00 amSEA - SDF
2 stops29h 40mSpirit Airlines
Mon 5/266:48 pmSDF - SEA
2 stops32h 22mSpirit Airlines
Deal found 4/30$262
This Mytrip deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/24:35 pmPDX - SDF
2 stops16h 28mMultiple Airlines
Fri 6/612:07 pmSDF - PDX
2 stops27h 35mMultiple Airlines
Deal found 4/30$271
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/36:00 amSEA - SDF
1 stop8h 10mDelta
Tue 6/103:24 pmSDF - SEA
1 stop10h 41mDelta
Deal found 4/30$275
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/21:10 amSEA - SDF
1 stop8h 53mAmerican Airlines
Tue 6/107:00 amSDF - SEA
1 stop8h 38mAmerican Airlines
Deal found 4/30$276
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2411:50 pmSEA - SDF
1 stop6h 43mUnited Airlines
Tue 5/277:00 amSDF - SEA
1 stop7h 32mUnited Airlines
Deal found 4/30$291
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/48:15 amPDX - SDF
1 stop8h 31mUnited Airlines
Sat 6/76:00 pmSDF - PDX
1 stop7h 26mUnited Airlines
Deal found 4/29$314
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/112:59 amPDX - SDF
1 stop8h 09mAmerican Airlines
Wed 8/610:54 amSDF - PDX
1 stop8h 53mAmerican Airlines
Deal found 4/30$316
This Delta deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/317:00 amGEG - SDF
1 stop5h 43mDelta
Wed 6/46:56 pmSDF - GEG
1 stop7h 19mDelta
Deal found 5/1$325
This Southwest deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1110:55 pmSEA - SDF
1 stop8h 20mSouthwest
Sat 6/146:00 pmSDF - SEA
2 stops9h 30mSouthwest
Deal found 4/30$341
This Sun Country Air deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/311:59 pmPDX - SDF
1 stop14h 50mSun Country Air
Mon 7/72:10 pmSDF - PDX
1 stop11h 36mSun Country Air
Deal found 4/30$345
This Mytrip deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/233:20 pmSEA - SDF
3 stops21h 37mMultiple Airlines
Mon 5/2612:07 pmSDF - SEA
3 stops39h 03mMultiple Airlines
Deal found 4/30$350
This Mytrip deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/21:37 pmPDX - SDF
3 stops19h 26mSpirit Airlines
Fri 6/62:07 pmSDF - PDX
3 stops29h 38mSpirit Airlines
Deal found 4/30$353

Cheapflights Fare Finder

Customize your flight search to find flights from Washington to Louisville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
Use the filters below to find and compare flights from Washington to Louisville that are best for you.

Fly from

Washington

Fly to

Louisville

Route

Depart

Return

Price

SeattleLouisville

SEA - SDF

SEASDF

Seattle/Tacoma Intl

Fri 5/23

6:00 am-2:40 pm

2 stops29h 40m

Louisville Intl

Mon 5/26

6:48 pm-12:10 am

2 stops32h 22m

$262

PortlandLouisville

PDX - SDF

PDXSDF

Portland

Mon 6/2

4:35 pm-12:03 pm

2 stops16h 28m

Louisville Intl

Fri 6/6

12:07 pm-12:42 pm

2 stops27h 35m

$271

SeattleLouisville

SEA - SDF

SEASDF

Seattle/Tacoma Intl

Tue 6/3

6:00 am-5:10 pm

1 stop8h 10m

Louisville Intl

Tue 6/10

3:24 pm-11:05 pm

1 stop10h 41m

$275

SeattleLouisville

SEA - SDF

SEASDF

Seattle/Tacoma Intl

Mon 6/2

1:10 am-1:03 pm

1 stop8h 53m

Louisville Intl

Tue 6/10

7:00 am-12:38 pm

1 stop8h 38m

$276

SeattleLouisville

SEA - SDF

SEASDF

Seattle/Tacoma Intl

Sat 5/24

11:50 pm-9:33 am

1 stop6h 43m

Louisville Intl

Tue 5/27

7:00 am-11:32 am

1 stop7h 32m

$291

PortlandLouisville

PDX - SDF

PDXSDF

Portland

Wed 6/4

8:15 am-7:46 pm

1 stop8h 31m

Louisville Intl

Sat 6/7

6:00 pm-10:26 pm

1 stop7h 26m

$314

PortlandLouisville

PDX - SDF

PDXSDF

Portland

Fri 8/1

12:59 am-12:08 pm

1 stop8h 09m

Louisville Intl

Wed 8/6

10:54 am-4:47 pm

1 stop8h 53m

$316

SpokaneLouisville

GEG - SDF

GEGSDF

Spokane

Sat 5/31

7:00 am-3:43 pm

1 stop5h 43m

Louisville Intl

Wed 6/4

6:56 pm-11:15 pm

1 stop7h 19m

$325

SeattleLouisville

SEA - SDF

SEASDF

Seattle/Tacoma Intl

Wed 6/11

10:55 pm-10:15 am

1 stop8h 20m

Louisville Intl

Sat 6/14

6:00 pm-12:30 am

2 stops9h 30m

$341

PortlandLouisville

PDX - SDF

PDXSDF

Portland

Thu 7/3

11:59 pm-5:49 pm

1 stop14h 50m

Louisville Intl

Mon 7/7

2:10 pm-10:46 pm

1 stop11h 36m

$345

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 41 results
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Best time to book a flight from Washington to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Louisville

What is the cheapest month to book a flight from State of Washington to Louisville?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Louisville (average of $299). Flying from State of Washington to Louisville in April is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WA to SDF?

Find hourly flight availability from Washington to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

When flying from State of Washington to Louisville, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Louisville by month

Plan your trip to Louisville by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Louisville ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Louisville when rainfall is around 3.1 in.

Temperature in Louisville by month

Plan your trip to Louisville by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Louisville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Louisville

Get insights into the airlines that provide service to Louisville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Louisville. Reviews last updated May 1, 2025.
Read through reviews of airlines operating flights from Washington to Louisville, such as Alaska Airlines, Southwest and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Washington to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Louisville from Washington?

    If you book a flight to Louisville from Washington, you will be flying to Louisville Intl, which is the city’s only airport. Louisville Intl (SDF) is located 5.3 mi from the center of Louisville.

  • What are the cheapest airlines to fly from State of Washington to Louisville one-way?

    One-way options have recently been found by users for as low as $91 on Spirit Airlines. Other airlines that offer cheap prices include American Airlines from $138 and United Airlines from $143 one-way.

  • What are the most popular routes from State of Washington to Louisville?

    When deciding which route to take from State of Washington to Louisville consider Seattle/Tacoma Intl - Louisville Intl, Portland - Louisville Intl or Spokane - Louisville Intl as they are the most popular.

  • Can I find deals for flights from Washington to Louisville that include hotel bookings?

    Yes. In addition to deals on Washington to Louisville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Louisville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Louisville.

  • Can I find deals for business class flights from Washington to Louisville?

    Yes. Cheapflights offers flight deals from Washington to Louisville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Louisville?

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Louisville (average of $299). Flying from State of Washington to Louisville in April is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington?

Book flights to Washington if you plan to visit one of these locations
Jeffersonville
Corydon
Elizabethtown
Bardstown

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Alternative routes for Washington to Louisville

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Top 6 airlines flying from Washington to Louisville

Discover the top 6 airlines that operate flights from Washington to Louisville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$247Average$311FlexibilityNo cancel feeOn-time65%
DeltaCheapest$269Average$509FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$288Average$602FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$306Average$510FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$395Average$612FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$469Average$627FlexibilityNo cancel feeOn-time75%

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