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$149+ Cheap flights from Louisville (SDF) to Washington

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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SEA
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Louisville to Washington

Keep the following information in mind while searching for Louisville to Washington flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$290
(Mytrip)

One-way from

$149
(American Airlines)

Popular in

June

Cheapest in

October

Average price

$406
Provider with most accurate pricing for Louisville Intl-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Seattle/Tacoma Intl flights.
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From Louisville Intl to Washington
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One-way flight from Louisville Intl to Washington
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Highest demand for flights based on searches. 17% potential increase in price ($94 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Louisville to Washington

Cheapest flights from Louisville to Washington
Explore the most affordable flight options available from Louisville to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Mytrip deal was found by Cheapflights users on 2/18. 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 4/216:19 pmSDF - SEA
3 stops27h 32mMultiple Airlines
Mon 4/282:30 pmSEA - SDF
3 stops28h 47mMultiple Airlines
Deal found 2/18$290
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Wed 5/1411:03 amSDF - SEA
1 stop10h 19mAmerican Airlines
Mon 5/191:14 amSEA - SDF
1 stop8h 48mAmerican Airlines
Deal found 2/19$297
This Mytrip deal was found by Cheapflights users on 2/18. 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 4/216:00 amSDF - SEA
2 stops32h 35mSpirit Airlines
Mon 4/282:30 pmSEA - SDF
3 stops28h 47mSpirit Airlines
Deal found 2/18$302
This Mytrip deal was found by Cheapflights users on 2/20. 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.
Tue 4/156:00 amSDF - PDX
2 stops29h 22mSpirit Airlines
Tue 4/227:01 pmPDX - SDF
2 stops24h 16mSpirit Airlines
Deal found 2/20$302
This Delta deal was found by Cheapflights users on 2/20. 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.
Thu 3/204:34 pmSDF - SEA
1 stop9h 58mDelta
Thu 3/2712:00 pmSEA - SDF
1 stop8h 15mDelta
Deal found 2/20$317
This United Airlines deal was found by Cheapflights users on 2/19. 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 4/52:00 pmSDF - SEA
1 stop8h 01mUnited Airlines
Wed 4/98:50 amSEA - SDF
2 stops10h 40mUnited Airlines
Deal found 2/19$325
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Tue 4/158:56 amSDF - PDX
1 stop17h 06mAmerican Airlines
Tue 4/2211:52 pmPDX - SDF
1 stop8h 06mAmerican Airlines
Deal found 2/20$333
This Southwest deal was found by Cheapflights users on 2/20. 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.
Tue 3/1112:55 pmSDF - PDX
2 stops11h 55mSouthwest
Thu 3/1311:55 amPDX - SDF
1 stop9h 25mSouthwest
Deal found 2/20$354
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Thu 5/87:05 amSDF - GEG
1 stop8h 20mAmerican Airlines
Tue 5/201:22 pmGEG - SDF
1 stop8h 04mAmerican Airlines
Deal found 2/20$368
This Delta deal was found by Cheapflights users on 2/20. 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 5/104:45 pmSDF - PDX
1 stop9h 51mDelta
Fri 5/1612:40 amPDX - SDF
1 stop9h 18mDelta
Deal found 2/20$373
This Southwest deal was found by Cheapflights users on 2/20. 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.
Fri 3/141:40 pmSDF - SEA
2 stops13h 50mSouthwest
Tue 3/186:15 amSEA - SDF
1 stop9h 35mSouthwest
Deal found 2/20$395
This Sun Country Air deal was found by Cheapflights users on 2/20. 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.
Fri 7/46:45 pmSDF - PDX
1 stop26h 01mSun Country Air
Sun 7/1311:59 pmPDX - SDF
1 stop14h 50mSun Country Air
Deal found 2/20$405

Find flights from Louisville to Washington within your budget

Customize your flight search to find flights from Louisville to Washington 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 February 20, 2025.

Fly from

Louisville

Fly to

Washington

Route

Depart

Return

Price

LouisvilleSeattle

SDF - SEA

SDFSEA

Louisville Intl

Mon 4/21

6:19 pm-6:51 pm

3 stops27h 32m

Seattle/Tacoma Intl

Mon 4/28

2:30 pm-10:17 pm

3 stops28h 47m

$290

LouisvilleSeattle

SDF - SEA

SDFSEA

Louisville Intl

Wed 5/14

11:03 am-6:22 pm

1 stop10h 19m

Seattle/Tacoma Intl

Mon 5/19

1:14 am-1:02 pm

1 stop8h 48m

$297

LouisvilleSeattle

SDF - SEA

SDFSEA

Louisville Intl

Mon 4/21

6:00 am-11:35 am

2 stops32h 35m

Seattle/Tacoma Intl

Mon 4/28

2:30 pm-10:17 pm

3 stops28h 47m

$302

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Tue 4/15

6:00 am-8:22 am

2 stops29h 22m

Portland

Tue 4/22

7:01 pm-10:17 pm

2 stops24h 16m

$302

LouisvilleSeattle

SDF - SEA

SDFSEA

Louisville Intl

Thu 3/20

4:34 pm-11:32 pm

1 stop9h 58m

Seattle/Tacoma Intl

Thu 3/27

12:00 pm-11:15 pm

1 stop8h 15m

$317

LouisvilleSeattle

SDF - SEA

SDFSEA

Louisville Intl

Sat 4/5

2:00 pm-7:01 pm

1 stop8h 01m

Seattle/Tacoma Intl

Wed 4/9

8:50 am-10:30 pm

2 stops10h 40m

$325

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Tue 4/15

8:56 am-11:02 pm

1 stop17h 06m

Portland

Tue 4/22

11:52 pm-10:58 am

1 stop8h 06m

$333

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Tue 3/11

12:55 pm-9:50 pm

2 stops11h 55m

Portland

Thu 3/13

11:55 am-12:20 am

1 stop9h 25m

$354

LouisvilleSpokane

SDF - GEG

SDFGEG

Louisville Intl

Thu 5/8

7:05 am-12:25 pm

1 stop8h 20m

Spokane

Tue 5/20

1:22 pm-12:26 am

1 stop8h 04m

$368

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Sat 5/10

4:45 pm-11:36 pm

1 stop9h 51m

Portland

Fri 5/16

12:40 am-12:58 pm

1 stop9h 18m

$373

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 32 results
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Best time to book a flight from Louisville to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Louisville 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.

Travel insights for flights from Louisville to Washington

Get recent, data-driven insights about flights from Louisville to Washington including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Louisville to State of Washington (average of $238). Flying from Louisville to State of Washington in July is currently the most expensive (average of $411). 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 SDF to WA?

Find hourly flight availability from Louisville to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

When flying from Louisville to State of Washington, 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 Washington by month

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

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

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

If weather is an important factor for your trip to State of Washington, 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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated February 20, 2025.
Read through reviews of airlines operating flights from Louisville to Washington, such as Southwest, Alaska Airlines and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Washington. 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 from for flights from Louisville to Washington?

    Located just 5.3 mi from the city center, Louisville Intl (SDF) is the airport most travelers will use when flying to Washington from Louisville.

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

    One-way options have recently been found by users for as low as $149 on American Airlines. Other airlines that offer cheap prices include Spirit Airlines from $152 and Southwest from $197 one-way.

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

    The most popular flight routes from Louisville to State of Washington are Louisville Intl - Seattle/Tacoma Intl, Louisville Intl - Portland and Louisville Intl - Spokane.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Louisville to Washington 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 Louisville to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Louisville to State of Washington (average of $238). Flying from Louisville to State of Washington in July is currently the most expensive (average of $411). 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

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Top 7 airlines flying from Louisville to Washington

Discover the top 7 airlines that operate flights from Louisville to Washington. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$215Average$278FlexibilityNo cancel feeOn-time65%
Sun Country AirCheapest$238Average$355FlexibilityNo cancel feeOn-time83%
DeltaCheapest$248Average$451FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$326Average$470FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$354Average$506FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$366Average$611FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$416Average$648FlexibilityNo cancel feeOn-time75%
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