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$67+ 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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — SEA
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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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 October 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2011:55 amMIA - PDX
2 stops28h 13mFrontier
Mon 11/243:59 pmPDX - MIA
1 stop10h 11mFrontier
Deal found 10/29$199
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Thu 12/47:09 amMIA - PDX
1 stop8h 45mAmerican Airlines
Wed 12/1010:45 pmPDX - MIA
Nonstop5h 34mAmerican Airlines
Deal found 10/30$208
This Delta deal was found by Cheapflights users on 10/27. 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.
Tue 11/256:05 pmMIA - PDX
1 stop9h 09mDelta
Tue 12/25:30 amPDX - MIA
1 stop8h 20mDelta
Deal found 10/27$217
This Delta deal was found by Cheapflights users on 10/28. 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 11/206:05 pmMIA - PDX
1 stop9h 09mDelta
Mon 11/247:22 pmPDX - MIA
1 stop8h 03mDelta
Deal found 10/28$218
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Thu 12/46:25 amMIA - SEA
1 stop32h 28mFrontier
Sun 12/712:48 pmSEA - MIA
1 stop13h 31mFrontier
Deal found 10/28$218
This Delta deal was found by Cheapflights users on 10/28. 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 12/56:00 pmMIA - PDX
1 stop9h 16mDelta
Sun 12/712:32 amPDX - MIA
1 stop10h 00mDelta
Deal found 10/28$219
This American Airlines deal was found by Cheapflights users on 10/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:35 pmMIA - SEA
Nonstop6h 41mAmerican Airlines
Mon 12/810:08 pmSEA - MIA
Nonstop5h 37mAmerican Airlines
Deal found 10/29$219
This Expedia deal was found by Cheapflights users on 10/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:34 pmMIA - SEA
Nonstop6h 56mMultiple Airlines
Mon 12/89:45 amSEA - MIA
1 stop10h 33mMultiple Airlines
Deal found 10/29$220
This Cheapflightsfares deal was found by Cheapflights users on 10/30. 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.
Thu 12/256:11 pmMIA - SEA
Nonstop6h 54mAlaska Airlines
Mon 12/299:20 pmSEA - MIA
Nonstop5h 45mAlaska Airlines
Deal found 10/30$221
This Frontier deal was found by Cheapflights users on 10/30. 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.
Thu 11/66:00 amMIA - PDX
1 stop8h 56mFrontier
Sat 11/812:52 pmPDX - MIA
1 stop14h 27mFrontier
Deal found 10/30$222
This Expedia deal was found by Cheapflights users on 10/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:34 pmMIA - SEA
Nonstop6h 56mMultiple Airlines
Sat 12/1312:48 pmSEA - MIA
1 stop13h 31mMultiple Airlines
Deal found 10/29$225
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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.
Wed 12/176:34 pmMIA - SEA
Nonstop6h 56mAlaska Airlines
Tue 12/309:20 pmSEA - MIA
Nonstop5h 45mAlaska Airlines
Deal found 10/28$227

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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$197
(American Airlines)

One-way from

$67
(Kiwi.com)

Popular in

June

Cheapest in

December
Provider with most accurate pricing for Key West-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Key West-Seattle/Tacoma Intl flights.
Search Deals
From Florida Keys to Washington
Search Deals
One-way flight from Florida Keys to Washington
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($124 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals

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 October 30, 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 12/5

3:50 pm-10:19 pm

1 stop9h 29m

Portland

Mon 12/15

12:32 am-1:32 pm

1 stop10h 00m

$218

MiamiPortland

MIA - PDX

MIAPDX

Miami

Tue 1/27

1:21 pm-7:13 pm

1 stop8h 52m

Portland

Sat 1/31

5:00 pm-5:28 am

1 stop9h 28m

$218

MiamiPortland

MIA - PDX

MIAPDX

Miami

Fri 12/5

6:00 pm-12:16 am

1 stop9h 16m

Portland

Sun 12/7

12:32 am-1:32 pm

1 stop10h 00m

$219

MiamiPortland

MIA - PDX

MIAPDX

Miami

Fri 1/16

5:47 pm-12:17 am

1 stop9h 30m

Portland

Sun 1/25

12:40 am-1:48 pm

1 stop10h 08m

$219

MiamiPortland

MIA - PDX

MIAPDX

Miami

Fri 1/23

11:43 am-8:27 pm

1 stop11h 44m

Portland

Mon 2/16

7:14 pm-6:15 am

1 stop8h 01m

$219

MiamiSpokane

MIA - GEG

MIAGEG

Miami

Thu 1/15

6:25 am-11:34 am

1 stop8h 09m

Spokane

Mon 1/19

5:00 am-3:39 pm

1 stop7h 39m

$239

MiamiSeattle

MIA - SEA

MIASEA

Miami

Thu 11/27

7:17 am-11:15 am

Nonstop6h 58m

Seattle/Tacoma Intl

Thu 12/4

8:45 am-5:34 pm

Nonstop5h 49m

$244

MiamiPortland

MIA - PDX

MIAPDX

Miami

Tue 11/25

6:05 pm-12:14 am

1 stop9h 09m

Portland

Mon 12/1

12:32 am-1:32 pm

1 stop10h 00m

$248

MiamiSpokane

MIA - GEG

MIAGEG

Miami

Thu 11/13

6:00 am-11:08 am

1 stop8h 08m

Spokane

Mon 11/17

5:51 am-5:46 pm

1 stop8h 55m

$259

MiamiSeattle

MIA - SEA

MIASEA

Miami

Thu 12/4

6:34 pm-10:30 pm

Nonstop6h 56m

Seattle/Tacoma Intl

Mon 12/8

12:45 pm-4:00 pm

1 stop24h 15m

$262

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

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
No data available for this route at this time. Please check back soon.

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 October 30, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines from Florida Keys to Washington. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,220 reviews

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
11,220 reviews
Alaska Airlines
8.0
Very good
11,220 reviews

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Delta
7.9
Good
7,998 reviews
Alaska Airlines
8.0
Very good
11,220 reviews

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Hawaiian Airlines
7.8
Good
2,798 reviews
Alaska Airlines
8.0
Very good
11,220 reviews

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
American Airlines
7.2
Good
11,034 reviews
Alaska Airlines
8.0
Very good
11,220 reviews

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Frontier
5.8
Fair
3,123 reviews
Alaska Airlines
8.0
Very good
11,220 reviews

Comfort

7.8

Entertainment

7.0

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

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.

  • How long is the flight from Florida Keys to State of Washington?

    Airlines like Delta, Alaska Airlines, and American Airlines fly from Florida Keys to State of Washington in about 6h 58m. The time it takes to get you to your destination can typically vary by up to 2h 31m. Florida Keys and State of Washington are separated by a distance of 2719 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $90 on Frontier. Other airlines that offer cheap prices include United Airlines from $104 and Southwest from $109 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.

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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$308Average$520FlexibilityNo cancel feeOn-time71%

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