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Key West

$217+ 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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — EYW
Jun 24 — Jul 11
Tue 6/24
Tue 7/1
1 adult, Economy
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Cheap 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 June 19, 2025.

Round-trip from

$309
(American Airlines)

One-way from

$217
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$841
From Washington to Key West
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One-way flight from Washington to Key West
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Highest demand for flights based on searches. 5% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($37 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 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 June 19, 2025.

This American Airlines deal was found by Cheapflights users on 6/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1111:05 pmSEA - EYW
1 stop11h 55mAmerican Airlines
Wed 9/172:30 pmEYW - SEA
1 stop10h 34mAmerican Airlines
Deal found 6/18$309
This American Airlines deal was found by Cheapflights users on 6/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/711:12 pmPDX - EYW
1 stop11h 39mAmerican Airlines
Tue 8/121:13 pmEYW - PDX
1 stop10h 34mAmerican Airlines
Deal found 6/18$309
This Delta deal was found by Cheapflights users on 6/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/106:14 amPDX - EYW
2 stops10h 58mDelta
Wed 9/1711:45 amEYW - PDX
2 stops13h 35mDelta
Deal found 6/18$319
This Delta deal was found by Cheapflights users on 6/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/276:00 amSEA - EYW
1 stop8h 25mDelta
Sun 8/317:00 amEYW - SEA
1 stop9h 50mDelta
Deal found 6/18$334
This Mytrip deal was found by Cheapflights users on 6/17. 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 7/183:10 pmPDX - EYW
2 stops20h 58mMultiple Airlines
Mon 7/2110:23 amEYW - PDX
2 stops25h 55mMultiple Airlines
Deal found 6/17$436
This Mytrip deal was found by Cheapflights users on 6/16. 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 7/165:30 pmSEA - EYW
3 stops19h 00mMultiple Airlines
Wed 7/2310:02 amEYW - SEA
3 stops33h 23mMultiple Airlines
Deal found 6/16$618
This United Airlines deal was found by Cheapflights users on 6/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/108:15 amPDX - EYW
3 stops26h 41mUnited Airlines
Wed 9/173:05 pmEYW - PDX
2 stops21h 23mUnited Airlines
Deal found 6/18$708
This United Airlines deal was found by Cheapflights users on 6/17. 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.
Fri 7/45:23 pmSEA - EYW
2 stops16h 49mUnited Airlines
Thu 7/102:12 pmEYW - SEA
3 stops26h 13mUnited Airlines
Deal found 6/17$778
This Delta deal was found by Cheapflights users on 6/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/311:10 pmGEG - EYW
1 stop8h 43mDelta
Mon 7/77:00 amEYW - GEG
2 stops12h 55mDelta
Deal found 6/18$804
This American Airlines deal was found by Cheapflights users on 6/17. 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 7/26:00 amGEG - EYW
1 stop7h 07mAmerican Airlines
Sun 7/612:47 pmEYW - GEG
2 stops13h 10mAmerican Airlines
Deal found 6/17$1,162
This United Airlines deal was found by Cheapflights users on 6/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/33:28 pmGEG - EYW
2 stops18h 44mUnited Airlines
Mon 7/72:12 pmEYW - GEG
3 stops23h 44mUnited Airlines
Deal found 6/18$1,240

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 June 19, 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

Thu 9/11

11:05 pm-2:00 pm

1 stop11h 55m

Key West

Wed 9/17

2:30 pm-10:04 pm

1 stop10h 34m

$309

PortlandKey West

PDX - EYW

PDXEYW

Portland

Thu 8/7

11:12 pm-1:51 pm

1 stop11h 39m

Key West

Tue 8/12

1:13 pm-8:47 pm

1 stop10h 34m

$309

PortlandKey West

PDX - EYW

PDXEYW

Portland

Wed 9/10

6:14 am-8:12 pm

2 stops10h 58m

Key West

Wed 9/17

11:45 am-10:20 pm

2 stops13h 35m

$319

SeattleKey West

SEA - EYW

SEAEYW

Seattle/Tacoma Intl

Wed 8/27

6:00 am-5:25 pm

1 stop8h 25m

Key West

Sun 8/31

7:00 am-1:50 pm

1 stop9h 50m

$334

PortlandKey West

PDX - EYW

PDXEYW

Portland

Fri 7/18

3:10 pm-3:08 pm

2 stops20h 58m

Key West

Mon 7/21

10:23 am-9:18 am

2 stops25h 55m

$436

SeattleKey West

SEA - EYW

SEAEYW

Seattle/Tacoma Intl

Wed 7/16

5:30 pm-3:30 pm

3 stops19h 00m

Key West

Wed 7/23

10:02 am-4:25 pm

3 stops33h 23m

$618

PortlandKey West

PDX - EYW

PDXEYW

Portland

Wed 9/10

8:15 am-1:56 pm

3 stops26h 41m

Key West

Wed 9/17

3:05 pm-9:28 am

2 stops21h 23m

$708

SeattleKey West

SEA - EYW

SEAEYW

Seattle/Tacoma Intl

Fri 7/4

5:23 pm-1:12 pm

2 stops16h 49m

Key West

Thu 7/10

2:12 pm-1:25 pm

3 stops26h 13m

$778

SpokaneKey West

GEG - EYW

GEGEYW

Spokane

Thu 7/3

11:10 pm-10:53 am

1 stop8h 43m

Key West

Mon 7/7

7:00 am-4:55 pm

2 stops12h 55m

$804

PortlandKey West

PDX - EYW

PDXEYW

Portland

Fri 11/28

9:40 am-11:40 am

2 stops23h 00m

Key West

Mon 12/1

2:54 pm-11:53 pm

2 stops11h 59m

$899

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/18

Showing 1-10 of 22 results
1
2
3

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, August is the cheapest month in which you can book a flight from State of Washington to Key West (average of $328). Flying from State of Washington to Key West in March is currently the most expensive (average of $493). 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 June 19, 2025.

When flying from State of Washington to Key West, 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 Key West by month

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

In terms of precipitation, rainfall in Key West ranges from 1.5 - 6.7 inches per month. September is typically the wettest month, when rainfall can reach 6.7 in. February is typically the driest time to visit Key West when rainfall is around 1.5 in.

Temperature in Key West by month

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

If weather is an important factor for your trip to Key West, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Key West

Get insights into the airlines that provide service to Key West. 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 Key West. Reviews last updated June 19, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Washington to Key West by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

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

Crew

8.5

Food

7.1

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

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
7,964 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

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
8,812 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Allegiant Air
7.3
Good
722 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

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

Crew

8.5

Food

7.1

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

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 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.

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

    The cheapest airlines for a one-way flight from State of Washington to Key West are Allegiant Air ($217), Delta ($258), and American Airlines ($259).

  • 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, August is the cheapest month in which you can book a flight from State of Washington to Key West (average of $328). Flying from State of Washington to Key West in March is currently the most expensive (average of $493). 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 Washington to Key West

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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 June 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$308Average$587FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$308Average$620FlexibilityNo cancel feeOn-time71%
DeltaCheapest$473Average$850FlexibilityNo cancel feeOn-timeN/A

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