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$273+ Cheap flights from Key West (EYW) 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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — SEA
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Key West to Washington

Keep the following information in mind while searching for Key West to Washington flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$398
(Mytrip)

One-way from

$273
(American Airlines)

Popular in

May

Cheapest in

December

Average price

$453
Provider with most accurate pricing for Key West-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Key West-Seattle/Tacoma Intl flights.
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From Key West to Washington
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One-way flight from Key West to Washington
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Highest demand for flights based on searches. 16% potential increase in price ($109 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Key West to Washington

Cheapest flights from Key West to Washington
Explore the most affordable flight options available from Key West to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Mytrip deal was found by Cheapflights users on 3/27. 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 5/18:53 amEYW - SEA
3 stops29h 42mMultiple Airlines
Wed 5/76:00 amSEA - EYW
3 stops23h 03mMultiple Airlines
Deal found 3/27$398
This American Airlines deal was found by Cheapflights users on 3/27. 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 5/112:16 pmEYW - SEA
1 stop12h 43mAmerican Airlines
Wed 5/75:22 amSEA - EYW
1 stop8h 18mAmerican Airlines
Deal found 3/27$492
This United Airlines deal was found by Cheapflights users on 3/26. 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 5/108:45 amEYW - SEA
2 stops17h 05mUnited Airlines
Sat 5/1711:59 pmSEA - EYW
2 stops15h 06mUnited Airlines
Deal found 3/26$542
This Delta deal was found by Cheapflights users on 3/27. 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 4/27:00 amEYW - SEA
1 stop8h 30mDelta
Mon 4/712:49 amSEA - EYW
2 stops10h 01mDelta
Deal found 3/27$1,406

Cheapflights Fare Finder

Customize your flight search to find flights from Key West 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 March 28, 2025.
Use the filters below to find and compare flights from Key West to Washington that are best for you.

Fly from

Key West

Fly to

Washington

Route

Depart

Return

Price

Key WestSeattle

EYW - SEA

EYWSEA

Key West

Thu 5/1

8:53 am-11:35 am

3 stops29h 42m

Seattle/Tacoma Intl

Wed 5/7

6:00 am-8:03 am

3 stops23h 03m

$398

Key WestSeattle

EYW - SEA

EYWSEA

Key West

Thu 5/1

12:16 pm-9:59 pm

1 stop12h 43m

Seattle/Tacoma Intl

Wed 5/7

5:22 am-4:40 pm

1 stop8h 18m

$492

Key WestSeattle

EYW - SEA

EYWSEA

Key West

Sat 5/10

8:45 am-10:50 pm

2 stops17h 05m

Seattle/Tacoma Intl

Sat 5/17

11:59 pm-6:05 pm

2 stops15h 06m

$542

Key WestSeattle

EYW - SEA

EYWSEA

Key West

Fri 7/4

1:22 pm-11:47 pm

1 stop13h 25m

$273

Key WestSeattle

EYW - SEA

EYWSEA

Key West

Fri 7/4

6:45 pm-11:59 pm

2 stops32h 14m

$316

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Best time to book a flight from Key West to Washington

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

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

Find hourly flight availability from Key West 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 March 28, 2025.

When flying from Key West 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 March 28, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from Key West to Washington. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,603 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.0

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,603 reviews
United Airlines
7.4
Good
8,603 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.0

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,603 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.0

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

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

    For a flight from Key West to Washington, you will be flying from Key West. Key West (EYW) is just 2.6 mi from the center of the city.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Key West to State of Washington (average of $238). Flying from Key West 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 airline flying from Key West to Washington

Discover the top airline that operate flights from Key West 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$278Average$593FlexibilityNo cancel feeOn-time71%
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