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$100+ 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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — SEA
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$161
(Kiwi.com)

One-way from

$100
(Alaska Airlines)

Popular in

May

Cheapest in

December

Average price

$756
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 May 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 May 1, 2025.

This Kiwi.com deal was found by Cheapflights users on 5/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/286:00 amMIA - SEA
1 stop20h 27mMultiple Airlines
Tue 6/33:20 pmSEA - MIA
1 stop11h 23mMultiple Airlines
Deal found 5/1$161
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/286:15 pmMIA - SEA
Nonstop6h 41mDelta
Fri 5/308:00 amSEA - MIA
Nonstop6h 04mDelta
Deal found 4/30$179
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/148:55 pmMIA - SEA
1 stop30h 15mSpirit Airlines
Sat 5/173:20 pmSEA - MIA
1 stop11h 23mSpirit Airlines
Deal found 4/30$187
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Thu 5/157:34 pmMIA - SEA
Nonstop6h 33mAmerican Airlines
Sat 5/1712:24 amSEA - MIA
Nonstop5h 46mAmerican Airlines
Deal found 5/1$197
This CheapOair deal was found by Cheapflights users on 4/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/176:00 amMIA - SEA
1 stop21h 44mFrontier
Sun 5/253:11 pmSEA - MIA
1 stop11h 29mFrontier
Deal found 4/30$211
This Mytrip deal was found by Cheapflights users on 5/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/168:55 pmMIA - BLI
1 stop22h 14mMultiple Airlines
Tue 5/2010:00 amBLI - MIA
1 stop16h 43mMultiple Airlines
Deal found 5/1$229
This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/307:10 amMIA - PDX
1 stop8h 55mFrontier
Fri 5/305:50 pmPDX - MIA
1 stop9h 40mFrontier
Deal found 4/30$238
This Mytrip deal was found by Cheapflights users on 4/29. 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 5/148:55 pmMIA - PDX
1 stop22h 50mSpirit Airlines
Tue 5/201:37 pmPDX - MIA
2 stops26h 08mSpirit Airlines
Deal found 4/29$243
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/67:25 amMIA - PDX
1 stop8h 30mMultiple Airlines
Mon 6/95:40 pmPDX - MIA
1 stop9h 03mMultiple Airlines
Deal found 4/30$244
This Alaska Airlines deal was found by Cheapflights users on 5/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/216:21 pmMIA - GEG
1 stop8h 33mAlaska Airlines
Sat 5/243:02 pmGEG - MIA
1 stop23h 19mAlaska Airlines
Deal found 5/1$246
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/307:43 amMIA - GEG
1 stop8h 54mAmerican Airlines
Fri 6/612:35 pmGEG - MIA
1 stop9h 10mAmerican Airlines
Deal found 4/30$249
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/156:05 pmMIA - PDX
1 stop8h 47mDelta
Sat 8/236:00 amPDX - MIA
1 stop8h 39mDelta
Deal found 4/30$249

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 May 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

MiamiSeattle

MIA - SEA

MIASEA

Miami

Wed 5/28

6:00 am-11:27 pm

1 stop20h 27m

Seattle/Tacoma Intl

Tue 6/3

3:20 pm-5:43 am

1 stop11h 23m

$161

MiamiSeattle

MIA - SEA

MIASEA

Miami

Wed 5/28

6:15 pm-9:56 pm

Nonstop6h 41m

Seattle/Tacoma Intl

Fri 5/30

8:00 am-5:04 pm

Nonstop6h 04m

$179

MiamiSeattle

MIA - SEA

MIASEA

Miami

Tue 5/27

8:52 pm-2:25 pm

2 stops20h 33m

Seattle/Tacoma Intl

Tue 6/3

3:20 pm-5:43 am

1 stop11h 23m

$183

MiamiSeattle

MIA - SEA

MIASEA

Miami

Tue 5/20

7:34 pm-11:07 pm

Nonstop6h 33m

Seattle/Tacoma Intl

Sat 5/24

12:24 am-9:10 am

Nonstop5h 46m

$188

MiamiSeattle

MIA - SEA

MIASEA

Miami

Sat 5/17

6:00 am-12:44 am

1 stop21h 44m

Seattle/Tacoma Intl

Sun 5/25

3:11 pm-5:40 am

1 stop11h 29m

$211

MiamiBellingham

MIA - BLI

MIABLI

Miami

Fri 5/16

8:55 pm-4:09 pm

1 stop22h 14m

Bellingham

Tue 5/20

10:00 am-5:43 am

1 stop16h 43m

$229

MiamiPortland

MIA - PDX

MIAPDX

Miami

Fri 5/30

7:10 am-1:05 pm

1 stop8h 55m

Portland

Fri 5/30

5:50 pm-6:30 am

1 stop9h 40m

$238

MiamiPortland

MIA - PDX

MIAPDX

Miami

Wed 5/14

8:55 pm-4:45 pm

1 stop22h 50m

Portland

Tue 5/20

1:37 pm-6:45 pm

2 stops26h 08m

$243

MiamiPortland

MIA - PDX

MIAPDX

Miami

Fri 6/6

7:25 am-12:55 pm

1 stop8h 30m

Portland

Mon 6/9

5:40 pm-5:43 am

1 stop9h 03m

$244

MiamiSpokane

MIA - GEG

MIAGEG

Miami

Wed 5/21

6:21 pm-11:54 pm

1 stop8h 33m

Spokane

Sat 5/24

3:02 pm-5:21 pm

1 stop23h 19m

$246

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 60 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 May 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 May 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
9,972 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.1

Comfort

7.9

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
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.1

Comfort

7.9

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
4,293 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.1

Comfort

7.9

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
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,409 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.1

Comfort

7.9

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Crew

8.5

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.1

Comfort

7.9

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 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 $100 on Alaska Airlines. Other airlines that offer cheap prices include Frontier from $109 and Delta from $110 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 $405). 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$278Average$587FlexibilityNo cancel feeOn-time71%

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