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$110+ Cheap flights from Florida Keys 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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — SEA
Apr 6 — Apr 131
Sun 4/6
Sun 4/13
1 adult, Economy
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Cheap flight deals from Florida Keys to Washington

Keep the following information in mind while searching for Florida Keys to Washington flight deals. Data was last updated April 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$187
(Expedia)

One-way from

$110
(Delta)

Popular in

May

Cheapest in

December

Average price

$553
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 Florida Keys to Washington
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One-way flight from Florida Keys 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 April 2025
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Find flight deals from Florida Keys to Washington

Cheapest flights from Florida Keys to Washington
Explore the most affordable flight options available from Florida Keys to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2025.

This Expedia deal was found by Cheapflights users on 3/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/27:22 amMIA - PDX
1 stop9h 15mSpirit Airlines
Sun 5/111:37 pmPDX - MIA
1 stop13h 06mSpirit Airlines
Deal found 3/30$187
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/26:00 amMIA - SEA
1 stop8h 31mMultiple Airlines
Sun 5/113:20 pmSEA - MIA
1 stop11h 23mMultiple Airlines
Deal found 3/31$222
This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/16:00 amMIA - PDX
1 stop21h 38mMultiple Airlines
Wed 5/71:37 pmPDX - MIA
1 stop13h 06mMultiple Airlines
Deal found 3/31$223
This Mytrip deal was found by Cheapflights users on 3/31. 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 4/287:22 amMIA - SEA
1 stop31h 13mSpirit Airlines
Sat 5/103:20 pmSEA - MIA
1 stop11h 23mSpirit Airlines
Deal found 3/31$225
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/26:01 pmMIA - SEA
Nonstop6h 58mHawaiian Airlines
Sun 5/118:01 amSEA - MIA
Nonstop6h 00mHawaiian Airlines
Deal found 3/30$236
This Delta deal was found by Cheapflights users on 4/1. 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.
Fri 5/96:15 pmMIA - SEA
Nonstop6h 41mDelta
Mon 5/128:00 amSEA - MIA
Nonstop6h 04mDelta
Deal found 4/1$237
This American Airlines deal was found by Cheapflights users on 4/1. 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 4/227:50 pmMIA - PDX
Nonstop6h 38mAmerican Airlines
Tue 4/2910:34 pmPDX - MIA
Nonstop5h 43mAmerican Airlines
Deal found 4/1$239
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Fri 5/27:47 pmMIA - SEA
Nonstop6h 52mAmerican Airlines
Sat 5/1012:24 amSEA - MIA
Nonstop5h 46mAmerican Airlines
Deal found 3/31$239
This Frontier deal was found by Cheapflights users on 3/31. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/216:21 amMIA - PDX
1 stop21h 16mFrontier
Sun 4/276:20 amPDX - MIA
1 stop20h 01mFrontier
Deal found 3/31$240
This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/246:00 amMIA - SEA
1 stop21h 44mFrontier
Thu 5/16:00 amSEA - MIA
1 stop20h 22mFrontier
Deal found 3/31$240
This American Airlines deal was found by Cheapflights users on 3/31. 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 4/197:34 amMIA - GEG
1 stop9h 04mAmerican Airlines
Sat 4/266:27 amGEG - MIA
1 stop10h 22mAmerican Airlines
Deal found 3/31$251
This Delta deal was found by Cheapflights users on 3/31. 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 5/217:05 pmMIA - GEG
1 stop7h 33mDelta
Sat 5/245:00 amGEG - MIA
1 stop9h 04mDelta
Deal found 3/31$259

Cheapflights Fare Finder

Customize your flight search to find flights from Florida Keys 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 April 1, 2025.
Use the filters below to find and compare flights from Florida Keys to Washington that are best for you.

Fly from

Florida Keys

Fly to

Washington

Route

Depart

Return

Price

MiamiPortland

MIA - PDX

MIAPDX

Miami

Fri 5/2

7:22 am-1:37 pm

1 stop9h 15m

Portland

Sun 5/11

1:37 pm-5:43 am

1 stop13h 06m

$187

MiamiSeattle

MIA - SEA

MIASEA

Miami

Fri 5/2

6:00 am-11:31 am

1 stop8h 31m

Seattle/Tacoma Intl

Sun 5/11

3:20 pm-5:43 am

1 stop11h 23m

$222

MiamiPortland

MIA - PDX

MIAPDX

Miami

Thu 5/1

6:00 am-12:38 am

1 stop21h 38m

Portland

Wed 5/7

1:37 pm-5:43 am

1 stop13h 06m

$223

MiamiSeattle

MIA - SEA

MIASEA

Miami

Mon 4/28

7:22 am-11:35 am

1 stop31h 13m

Seattle/Tacoma Intl

Sat 5/10

3:20 pm-5:43 am

1 stop11h 23m

$225

MiamiSeattle

MIA - SEA

MIASEA

Miami

Fri 5/2

6:01 pm-9:59 pm

Nonstop6h 58m

Seattle/Tacoma Intl

Sun 5/11

8:01 am-5:01 pm

Nonstop6h 00m

$236

MiamiSeattle

MIA - SEA

MIASEA

Miami

Fri 5/9

6:15 pm-9:56 pm

Nonstop6h 41m

Seattle/Tacoma Intl

Mon 5/12

8:00 am-5:04 pm

Nonstop6h 04m

$237

MiamiPortland

MIA - PDX

MIAPDX

Miami

Tue 4/22

7:50 pm-11:28 pm

Nonstop6h 38m

Portland

Tue 4/29

10:34 pm-7:17 am

Nonstop5h 43m

$239

MiamiSeattle

MIA - SEA

MIASEA

Miami

Fri 5/2

7:47 pm-11:39 pm

Nonstop6h 52m

Seattle/Tacoma Intl

Sat 5/10

12:24 am-9:10 am

Nonstop5h 46m

$239

MiamiPortland

MIA - PDX

MIAPDX

Miami

Mon 4/21

6:21 am-12:37 am

1 stop21h 16m

Portland

Sun 4/27

6:20 am-5:21 am

1 stop20h 01m

$240

MiamiSeattle

MIA - SEA

MIASEA

Miami

Thu 4/24

6:00 am-12:44 am

1 stop21h 44m

Seattle/Tacoma Intl

Thu 5/1

6:00 am-5:22 am

1 stop20h 22m

$240

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 58 results
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Best time to book a flight from Florida Keys to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Florida Keys 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 Florida Keys to Washington

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

Find hourly flight availability from Florida Keys 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 April 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Florida Keys to State of Washington as you normally would.

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 April 1, 2025.
To help decide which airline to fly from Florida Keys to Washington, see what other customers have to say about Alaska Airlines, Southwest and Delta. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,820 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,277 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,898 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,345 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,615 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Florida Keys to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    One-way options have recently been found by users for as low as $110 on Delta. Other airlines that offer cheap prices include Frontier from $119 and American Airlines from $120 one-way.

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

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

  • How can I find direct flights from Florida Keys to Washington?

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Florida Keys to State of Washington (average of $238). Flying from Florida Keys 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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Alternative routes for Florida Keys to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Florida Keys to Washington

Discover the top airline that operate flights from Florida Keys 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 April 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$278Average$587FlexibilityNo cancel feeOn-time71%
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