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$110+ 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SEA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$220
(American Airlines)

One-way from

$110
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$556
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. 14% potential increase in price ($79 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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 10/212:37 pmSDF - SEA
1 stop12h 13mAmerican Airlines
Thu 10/2311:55 pmSEA - SDF
1 stop6h 29mAmerican Airlines
Deal found 6/11$220
This Southwest deal was found by Cheapflights users on 6/12. 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.
Mon 8/48:40 pmSDF - SEA
1 stop7h 10mSouthwest
Mon 8/1111:10 pmSEA - SDF
1 stop10h 15mSouthwest
Deal found 6/12$250
This Delta deal was found by Cheapflights users on 6/10. 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 9/274:25 pmSDF - SEA
1 stop10h 09mDelta
Fri 10/312:40 amSEA - SDF
1 stop8h 23mDelta
Deal found 6/10$271
This Delta deal was found by Cheapflights users on 6/11. 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 9/274:25 pmSDF - PDX
1 stop7h 00mDelta
Fri 10/312:40 amPDX - SDF
1 stop8h 23mDelta
Deal found 6/11$271
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Wed 7/94:31 pmSDF - SEA
2 stops26h 54mSpirit Airlines
Wed 7/165:30 pmSEA - SDF
2 stops14h 57mSpirit Airlines
Deal found 6/11$276
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Thu 6/267:40 pmSDF - GEG
1 stop24h 27mMultiple Airlines
Mon 6/305:57 pmGEG - SDF
1 stop21h 38mMultiple Airlines
Deal found 6/10$278
This Mytrip deal was found by Cheapflights users on 6/11. 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 7/112:50 pmSDF - PDX
2 stops26h 25mSpirit Airlines
Tue 7/293:10 pmPDX - SDF
2 stops21h 26mSpirit Airlines
Deal found 6/11$279
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Sat 8/2312:15 pmSDF - PDX
1 stop9h 37mAmerican Airlines
Mon 9/17:00 amPDX - SDF
1 stop13h 13mAmerican Airlines
Deal found 6/12$282
This Southwest deal was found by Cheapflights users on 6/11. 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.
Sat 8/232:45 pmSDF - PDX
1 stop9h 25mSouthwest
Mon 9/19:05 pmPDX - SDF
1 stop12h 30mSouthwest
Deal found 6/11$284
This Mytrip deal was found by Cheapflights users on 6/10. 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 7/146:26 pmSDF - PDX
2 stops22h 49mMultiple Airlines
Fri 7/259:22 amPDX - SDF
2 stops26h 24mMultiple Airlines
Deal found 6/10$293
This American Airlines deal was found by Cheapflights users on 6/10. 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 8/56:19 pmSDF - GEG
1 stop8h 09mAmerican Airlines
Tue 8/121:08 pmGEG - SDF
1 stop6h 54mAmerican Airlines
Deal found 6/10$297
This Delta deal was found by Cheapflights users on 6/11. 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 8/55:53 pmSDF - GEG
1 stop7h 06mDelta
Tue 8/127:25 pmGEG - SDF
2 stops13h 33mDelta
Deal found 6/11$302

Cheapflights Fare Finder

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 June 12, 2025.
Use the filters below to find and compare flights from Louisville to Washington that are best for you.

Fly from

Louisville

Fly to

Washington

Route

Depart

Return

Price

LouisvilleSeattle

SDF - SEA

SDFSEA

Louisville Intl

Tue 10/21

2:37 pm-11:50 pm

1 stop12h 13m

Seattle/Tacoma Intl

Thu 10/23

11:55 pm-9:24 am

1 stop6h 29m

$220

LouisvilleSeattle

SDF - SEA

SDFSEA

Louisville Intl

Mon 8/4

8:40 pm-12:50 am

1 stop7h 10m

Seattle/Tacoma Intl

Mon 8/11

11:10 pm-12:25 pm

1 stop10h 15m

$250

LouisvilleSeattle

SDF - SEA

SDFSEA

Louisville Intl

Sat 9/27

4:25 pm-11:34 pm

1 stop10h 09m

Seattle/Tacoma Intl

Fri 10/3

12:40 am-12:03 pm

1 stop8h 23m

$271

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Sat 9/27

4:25 pm-8:25 pm

1 stop7h 00m

Portland

Fri 10/3

12:40 am-12:03 pm

1 stop8h 23m

$271

LouisvilleSeattle

SDF - SEA

SDFSEA

Louisville Intl

Wed 7/9

4:31 pm-4:25 pm

2 stops26h 54m

Seattle/Tacoma Intl

Wed 7/16

5:30 pm-11:27 am

2 stops14h 57m

$276

LouisvilleSpokane

SDF - GEG

SDFGEG

Louisville Intl

Thu 6/26

7:40 pm-5:07 pm

1 stop24h 27m

Spokane

Mon 6/30

5:57 pm-6:35 pm

1 stop21h 38m

$278

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Fri 7/11

2:50 pm-2:15 pm

2 stops26h 25m

Portland

Tue 7/29

3:10 pm-3:36 pm

2 stops21h 26m

$279

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Sat 8/23

12:15 pm-6:52 pm

1 stop9h 37m

Portland

Mon 9/1

7:00 am-11:13 pm

1 stop13h 13m

$282

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Sat 8/23

2:45 pm-9:10 pm

1 stop9h 25m

Portland

Mon 9/1

9:05 pm-12:35 pm

1 stop12h 30m

$284

LouisvillePortland

SDF - PDX

SDFPDX

Louisville Intl

Mon 7/14

6:26 pm-2:15 pm

2 stops22h 49m

Portland

Fri 7/25

9:22 am-2:46 pm

2 stops26h 24m

$293

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 40 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.

Cheapflights Insights

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

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 $391). 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 June 12, 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 June 12, 2025.
Read through reviews of airlines operating flights from Louisville to Washington, such as Alaska Airlines, Southwest and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

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
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

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
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

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
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

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 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 $121 on Spirit Airlines. Other airlines that offer cheap prices include American Airlines from $128 and United Airlines from $136 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 $391). 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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Alternative routes for Louisville to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$239Average$304FlexibilityNo cancel feeOn-time65%
DeltaCheapest$242Average$414FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$256Average$365FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$306Average$451FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$307Average$514FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$356Average$460FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$436Average$611FlexibilityNo cancel feeOn-time75%

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