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Key West

$206+ Cheap flights from Washington to Key West (EYW)

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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — EYW
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Washington to Key West

Cheapest flights from Washington to Key West
Explore the most affordable flight options available from Washington to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This American Airlines deal was found by Cheapflights users on 12/13. 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 12/1310:59 pmSEA - EYW
1 stop10h 13mAmerican Airlines
Wed 12/174:10 pmEYW - SEA
1 stop10h 06mAmerican Airlines
Deal found 12/13$505
This American Airlines deal was found by Cheapflights users on 12/14. 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 12/188:35 amPDX - EYW
2 stops11h 09mAmerican Airlines
Sat 12/201:56 pmEYW - PDX
2 stops12h 39mAmerican Airlines
Deal found 12/14$547
This American Airlines deal was found by Cheapflights users on 12/14. 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 12/185:23 amSEA - EYW
1 stop8h 07mAmerican Airlines
Tue 12/2312:04 pmEYW - SEA
1 stop13h 00mAmerican Airlines
Deal found 12/14$622
This American Airlines deal was found by Cheapflights users on 12/13. 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 12/176:15 amSEA - EYW
1 stop8h 37mAmerican Airlines
Wed 12/247:52 pmEYW - SEA
1 stop18h 38mAmerican Airlines
Deal found 12/13$759
This American Airlines deal was found by Cheapflights users on 12/13. 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 12/1610:58 pmSEA - EYW
1 stop11h 53mAmerican Airlines
Thu 12/182:28 pmEYW - SEA
1 stop9h 43mAmerican Airlines
Deal found 12/13$915
This American Airlines deal was found by Cheapflights users on 12/13. 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 12/1610:45 pmPDX - EYW
1 stop9h 17mAmerican Airlines
Thu 12/182:28 pmEYW - PDX
1 stop10h 31mAmerican Airlines
Deal found 12/13$915
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Mon 12/293:50 pmSEA - EYW
2 stops20h 58mUnited Airlines
Wed 12/315:10 pmEYW - SEA
2 stops19h 45mUnited Airlines
Deal found 12/15$924
This American Airlines deal was found by Cheapflights users on 12/13. 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.
Sun 12/2811:21 pmPDX - EYW
1 stop9h 13mAmerican Airlines
Thu 1/111:47 amEYW - PDX
2 stops12h 07mAmerican Airlines
Deal found 12/13$1,030
This United Airlines deal was found by Cheapflights users on 12/13. 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.
Sun 12/2811:55 pmPDX - EYW
1 stop9h 39mUnited Airlines
Thu 1/112:22 pmEYW - PDX
1 stop26h 36mUnited Airlines
Deal found 12/13$1,064
This American Airlines deal was found by Cheapflights users on 12/15. 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.
Sun 12/2811:21 pmPDX - EYW
1 stop9h 13mAmerican Airlines
Sat 1/311:57 amEYW - PDX
2 stops12h 22mAmerican Airlines
Deal found 12/15$1,135
This American Airlines deal was found by Cheapflights users on 12/14. 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 12/296:07 amGEG - EYW
1 stop8h 48mAmerican Airlines
Fri 1/21:46 pmEYW - GEG
2 stops10h 42mAmerican Airlines
Deal found 12/14$1,202
This American Airlines deal was found by Cheapflights users on 12/15. 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 12/2710:49 pmPDX - EYW
1 stop9h 17mAmerican Airlines
Sun 1/411:47 amEYW - PDX
1 stop16h 12mAmerican Airlines
Deal found 12/15$1,237

Find flight deals from Washington to Key West

Keep the following information in mind while searching for Washington to Key West flight deals. Data was last updated December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$293
(American Airlines)

One-way from

$206
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,091
Provider with most accurate pricing for Seattle/Tacoma Intl-Key West flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Key West flights.
Search Deals
From Washington to Key West
Search Deals
One-way flight from Washington to Key West
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($63 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Key West 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 December 15, 2025.
Use the filters below to find and compare flights from Washington to Key West that are best for you.

Fly from

Washington

Fly to

Key West

Route

Depart

Return

Price

SeattleKey West

SEA - EYW

SEAEYW

Seattle/Tacoma Intl

Tue 1/13

7:00 am-6:01 pm

1 stop8h 01m

Key West

Wed 1/21

1:22 pm-8:45 pm

1 stop10h 23m

$329

SeattleKey West

SEA - EYW

SEAEYW

Seattle/Tacoma Intl

Sat 1/24

7:00 am-6:06 pm

1 stop8h 06m

Key West

Sat 1/31

4:37 pm-11:42 pm

1 stop10h 05m

$329

SeattleKey West

SEA - EYW

SEAEYW

Seattle/Tacoma Intl

Thu 1/8

7:00 am-6:01 pm

1 stop8h 01m

Key West

Mon 1/12

4:37 pm-11:42 pm

1 stop10h 05m

$329

PortlandKey West

PDX - EYW

PDXEYW

Portland

Wed 2/25

11:59 pm-3:56 pm

2 stops12h 57m

Key West

Tue 3/3

4:02 pm-11:59 pm

1 stop10h 57m

$334

PortlandKey West

PDX - EYW

PDXEYW

Portland

Fri 2/6

7:38 am-11:56 pm

2 stops13h 18m

Key West

Wed 2/11

4:37 pm-11:46 pm

1 stop10h 09m

$334

SpokaneKey West

GEG - EYW

GEGEYW

Spokane

Tue 3/3

5:51 am-4:19 pm

1 stop7h 28m

Key West

Tue 3/10

6:45 am-4:54 pm

2 stops13h 09m

$334

PortlandKey West

PDX - EYW

PDXEYW

Portland

Thu 1/22

6:00 am-9:47 pm

2 stops12h 47m

Key West

Mon 1/26

2:43 pm-10:11 pm

1 stop10h 28m

$359

PortlandKey West

PDX - EYW

PDXEYW

Portland

Fri 1/23

10:15 pm-11:05 am

2 stops9h 50m

Key West

Mon 1/26

2:43 pm-10:11 pm

1 stop10h 28m

$359

SeattleKey West

SEA - EYW

SEAEYW

Seattle/Tacoma Intl

Sat 1/17

11:45 pm-1:03 pm

1 stop10h 18m

Key West

Sat 1/31

12:22 pm-6:14 pm

1 stop8h 52m

$393

SeattleKey West

SEA - EYW

SEAEYW

Seattle/Tacoma Intl

Wed 1/7

7:00 am-6:01 pm

1 stop8h 01m

Key West

Sun 1/11

4:01 pm-10:20 pm

1 stop9h 19m

$476

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

Showing 1-10 of 30 results
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Best time to book a flight from Washington to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West 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 Key West

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

Currently, January is the cheapest month in which you can book a flight from State of Washington to Key West (average of $290). Flying from State of Washington to Key West in June is currently the most expensive (average of $555). 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 EYW?

Find hourly flight availability from Washington to Key West. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

It’s optimal to fly from State of Washington to Key West in the morning. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight at noon.

Related info for your journey

Find useful and relevant information for your journey from Washington to Key West. 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 Key West from Washington?

    Most people fly into Key West (EYW) if they book a flight to Key West from Washington. Key West is conveniently located just 2.6 mi from Key West’s city center.

  • How long is the flight from State of Washington to Key West?

    American Airlines can get you from State of Washington to Key West in just under 8h 01m. Your travel time can differ by up to . The distance between State of Washington and Key West is about 2715 mi.

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

    While some choose either Portland - Key West or Spokane - Key West, Seattle/Tacoma Intl - Key West is the most popular route from State of Washington to Key West.

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

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

  • How can I find direct flights from Washington to Key West?

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

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

    Yes. Cheapflights offers flight deals from Washington to Key West 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 Key West?

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Key West (average of $290). Flying from State of Washington to Key West in June is currently the most expensive (average of $555). 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 3 airlines flying from Washington to Key West

Discover the top 3 airlines that operate flights from Washington to Key West. 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$278Average$493FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$318Average$593FlexibilityNo cancel feeOn-time71%
DeltaCheapest$338Average$688FlexibilityNo cancel feeOn-timeN/A

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