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Florida Keys

$75+ Cheap flights from Washington to Florida Keys

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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — EYW
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Find flight deals from Washington to Florida Keys

Cheapest flights from Washington to Florida Keys
Explore the most affordable flight options available from Washington to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Sat 11/2212:06 pmGEG - MIA
2 stops27h 08mFrontier
Mon 11/246:15 amMIA - GEG
1 stop32h 10mFrontier
Deal found 11/11$190
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Tue 12/28:45 amSEA - MIA
Nonstop5h 49mAlaska Airlines
Tue 12/96:34 pmMIA - SEA
Nonstop6h 56mAlaska Airlines
Deal found 11/11$198
This Delta deal was found by Cheapflights users on 11/12. 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 12/47:55 amSEA - MIA
Nonstop5h 55mDelta
Mon 12/86:05 pmMIA - SEA
Nonstop6h 58mDelta
Deal found 11/12$199
This Kiwi.com deal was found by Cheapflights users on 11/13. 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.
Mon 12/159:45 amSEA - MIA
1 stop10h 33mFrontier
Tue 12/165:58 pmMIA - SEA
2 stops33h 12mFrontier
Deal found 11/13$201
This FlightHub deal was found by Cheapflights users on 11/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:09 pmSEA - MIA
1 stop13h 10mMultiple Airlines
Tue 12/96:34 pmMIA - SEA
Nonstop6h 56mMultiple Airlines
Deal found 11/13$203
This Super.com deal was found by Cheapflights users on 11/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/89:45 amSEA - MIA
1 stop10h 33mFrontier
Mon 12/156:00 amMIA - SEA
1 stop8h 53mFrontier
Deal found 11/13$204
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Mon 12/89:45 amSEA - MIA
1 stop20h 28mMultiple Airlines
Thu 12/117:09 pmMIA - SEA
2 stops19h 44mMultiple Airlines
Deal found 11/11$206
This Booking.com deal was found by Cheapflights users on 11/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:09 pmSEA - MIA
1 stop13h 10mFrontier
Sat 12/136:00 amMIA - SEA
1 stop8h 53mFrontier
Deal found 11/12$207
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 12/41:09 pmSEA - MIA
1 stop13h 10mMultiple Airlines
Sun 12/76:05 amMIA - SEA
2 stops32h 48mMultiple Airlines
Deal found 11/11$208
This Delta deal was found by Cheapflights users on 11/11. 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.
Sat 12/139:59 pmSEA - MIA
1 stop9h 34mDelta
Tue 12/166:05 pmMIA - SEA
Nonstop6h 58mDelta
Deal found 11/11$209
This Delta deal was found by Cheapflights users on 11/11. 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.
Sun 12/77:55 amSEA - MIA
Nonstop5h 55mDelta
Sat 12/137:39 amMIA - SEA
1 stop12h 31mDelta
Deal found 11/11$210
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 12/41:09 pmSEA - MIA
1 stop13h 10mFrontier
Thu 12/117:09 pmMIA - SEA
2 stops19h 44mFrontier
Deal found 11/11$211

Cheap flight deals from Washington to Florida Keys

Keep the following information in mind while searching for Washington to Florida Keys flight deals. Data was last updated November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$190
(Kiwi.com)

One-way from

$75
(Frontier)

Popular in

December

Cheapest in

September

Average price

$377
Provider with most accurate pricing for Seattle/Tacoma Intl-Miami flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Miami flights.
Search Deals
From Washington to Florida Keys
Search Deals
One-way flight from Washington to Florida Keys
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Florida Keys 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 November 13, 2025.
Use the filters below to find and compare flights from Washington to Florida Keys that are best for you.

Fly from

Washington

Fly to

Florida Keys

Route

Depart

Return

Price

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Wed 1/7

7:45 am-4:37 pm

Nonstop5h 52m

Miami

Thu 1/15

5:47 pm-9:45 pm

Nonstop6h 58m

$199

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Tue 12/9

8:45 am-5:34 pm

Nonstop5h 49m

Miami

Wed 12/17

6:34 pm-10:30 pm

Nonstop6h 56m

$199

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Thu 12/4

7:55 am-4:50 pm

Nonstop5h 55m

Miami

Tue 12/9

6:00 am-2:35 pm

1 stop11h 35m

$209

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Sun 12/7

7:55 am-4:50 pm

Nonstop5h 55m

Miami

Sat 12/13

7:39 am-2:44 pm

1 stop10h 05m

$209

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Fri 1/9

5:59 pm-6:38 am

1 stop9h 39m

Miami

Fri 1/16

5:47 pm-9:45 pm

Nonstop6h 58m

$209

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Sat 12/13

11:55 pm-1:32 pm

1 stop10h 37m

Miami

Mon 12/15

6:05 pm-10:03 pm

Nonstop6h 58m

$209

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Sun 12/14

7:55 am-4:50 pm

Nonstop5h 55m

Miami

Wed 12/24

4:50 pm-8:43 pm

Nonstop6h 53m

$219

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Thu 12/4

7:55 am-4:50 pm

Nonstop5h 55m

Miami

Sat 12/13

6:05 pm-10:03 pm

Nonstop6h 58m

$219

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Sat 12/13

11:55 pm-1:32 pm

1 stop10h 37m

Miami

Tue 12/16

7:39 am-2:44 pm

1 stop10h 05m

$219

SeattleMiami

SEA - MIA

SEAMIA

Seattle/Tacoma Intl

Thu 1/29

7:00 pm-5:28 am

1 stop7h 28m

Miami

Thu 2/5

6:43 am-12:33 pm

1 stop8h 50m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 60 results
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Best time to book a flight from Washington to Florida Keys

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

What is the cheapest month to book a flight from State of Washington to Florida Keys?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Florida Keys (average of $283). Flying from State of Washington to Florida Keys in June is currently the most expensive (average of $555). 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 EOA?

Find hourly flight availability from Washington to Florida Keys. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

It’s typically best to fly out from State of Washington to Florida Keys in the evening. Doing so could potentially save you 25% on the flight price compared to flying in the morning, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Washington to Florida Keys. 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 State of Washington to Florida Keys?

    For as low as $199, Delta can have you in Florida Keys from State of Washington in 5h 49m. The distance from State of Washington to Florida Keys is about 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 State of Washington to Florida Keys one-way?

    One-way options have recently been found by users for as low as $109 on Delta. Other airlines that offer cheap prices include Frontier from $110 and Hawaiian Airlines from $147 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Florida Keys (average of $283). Flying from State of Washington to Florida Keys in June is currently the most expensive (average of $555). 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 Florida Keys

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Washington to Florida Keys

Discover the top 3 airlines that operate flights from Washington to Florida Keys. 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$278Average$587FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$308Average$586FlexibilityNo cancel feeOn-time71%
DeltaCheapest$338Average$688FlexibilityNo cancel feeOn-timeN/A

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