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Key West

$87+ Cheap flights from District of Columbia to Key West (EYW)

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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — EYW
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from District of Columbia to Key West

Cheapest flights from District of Columbia to Key West
Explore the most affordable flight options available from District of Columbia to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/312:35 pmIAD - EYW
1 stop5h 20mMultiple Airlines
Sun 1/412:20 pmEYW - IAD
2 stops32h 43mMultiple Airlines
Deal found 12/16$283
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 12/242:35 pmIAD - EYW
1 stop5h 20mAllegiant Air
Sun 12/2810:29 amEYW - IAD
1 stop28h 32mAllegiant Air
Deal found 12/15$290
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
Sun 12/218:16 pmIAD - EYW
1 stop17h 27mMultiple Airlines
Wed 12/247:47 amEYW - IAD
1 stop24h 59mMultiple Airlines
Deal found 12/15$291
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 12/293:51 pmIAD - EYW
1 stop16h 48mMultiple Airlines
Mon 1/51:10 pmEYW - IAD
1 stop7h 53mMultiple Airlines
Deal found 12/15$292
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Wed 12/2412:25 pmDCA - EYW
Nonstop3h 08mAmerican Airlines
Wed 12/315:39 pmEYW - DCA
Nonstop2h 45mAmerican Airlines
Deal found 12/16$301
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/241:06 pmIAD - EYW
Nonstop3h 23mUnited Airlines
Wed 12/315:10 pmEYW - IAD
Nonstop2h 49mUnited Airlines
Deal found 12/17$301
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/242:35 pmIAD - EYW
1 stop5h 20mMultiple Airlines
Fri 12/261:10 pmEYW - IAD
1 stop8h 03mMultiple Airlines
Deal found 12/17$303
This Delta deal was found by Cheapflights users on 12/15. 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 12/304:17 pmIAD - EYW
1 stop4h 41mDelta
Thu 1/82:45 pmEYW - IAD
1 stop5h 52mDelta
Deal found 12/15$304
This American Airlines deal was found by Cheapflights users on 12/15. 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 12/3012:25 pmDCA - EYW
Nonstop3h 08mAmerican Airlines
Thu 1/811:18 amEYW - DCA
Nonstop2h 40mAmerican Airlines
Deal found 12/15$306
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/242:35 pmIAD - EYW
1 stop5h 20mMultiple Airlines
Mon 12/2910:19 amEYW - IAD
2 stops10h 42mMultiple Airlines
Deal found 12/16$307
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/242:35 pmIAD - EYW
1 stop5h 20mMultiple Airlines
Thu 12/258:55 amEYW - IAD
2 stops9h 21mMultiple Airlines
Deal found 12/17$308
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/242:35 pmIAD - EYW
1 stop5h 20mMultiple Airlines
Wed 12/313:29 pmEYW - IAD
2 stops20h 09mMultiple Airlines
Deal found 12/16$310

Find flight deals from District of Columbia to Key West

Keep the following information in mind while searching for District of Columbia to Key West flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$283
(Kiwi.com)

One-way from

$87
(Mytrip)

Popular in

November

Cheapest in

September

Average price

$477

Good round-trip deal

$309 or less

Good one-way deal

$322 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Key West flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Key West flights.
Search Deals
From District of Columbia to Key West
Search Deals
One-way flight from District of Columbia to Key West
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from District of Columbia to Key West.
Search Deals
Price to beat on a one-way flight from District of Columbia to Key West.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to Key West 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 December 18, 2025.
Use the filters below to find and compare flights from District of Columbia to Key West that are best for you.

Fly from

District of Columbia

Fly to

Key West

Route

Depart

Return

Price

Washington, D.C.Key West

DCA - EYW

DCAEYW

Washington, D.C. Reagan-National

Thu 1/8

1:40 pm-7:40 pm

1 stop6h 00m

Key West

Thu 1/15

2:45 pm-7:32 pm

1 stop4h 47m

$288

Washington, D.C.Key West

IAD - EYW

IADEYW

Washington, D.C. Dulles Intl

Fri 1/9

1:00 pm-4:22 pm

Nonstop3h 22m

Key West

Tue 1/13

2:25 pm-9:13 pm

1 stop6h 48m

$293

Washington, D.C.Key West

IAD - EYW

IADEYW

Washington, D.C. Dulles Intl

Tue 2/24

12:50 pm-4:07 pm

Nonstop3h 17m

Key West

Fri 2/27

6:40 pm-9:20 pm

Nonstop2h 40m

$297

Washington, D.C.Key West

DCA - EYW

DCAEYW

Washington, D.C. Reagan-National

Fri 1/9

1:40 pm-7:40 pm

1 stop6h 00m

Key West

Tue 1/13

1:28 pm-9:23 pm

1 stop7h 55m

$304

Washington, D.C.Key West

DCA - EYW

DCAEYW

Washington, D.C. Reagan-National

Sat 1/24

12:20 pm-7:40 pm

1 stop7h 20m

Key West

Wed 1/28

7:10 am-2:33 pm

1 stop7h 23m

$304

Washington, D.C.Key West

IAD - EYW

IADEYW

Washington, D.C. Dulles Intl

Fri 1/9

1:00 pm-4:22 pm

Nonstop3h 22m

Key West

Wed 1/14

6:05 pm-8:53 pm

Nonstop2h 48m

$309

Washington, D.C.Key West

IAD - EYW

IADEYW

Washington, D.C. Dulles Intl

Fri 1/2

1:06 pm-4:29 pm

Nonstop3h 23m

Key West

Wed 1/7

6:05 pm-8:53 pm

Nonstop2h 48m

$334

Washington, D.C.Key West

IAD - EYW

IADEYW

Washington, D.C. Dulles Intl

Tue 12/30

1:06 pm-4:29 pm

Nonstop3h 23m

Key West

Thu 1/8

6:05 pm-8:53 pm

Nonstop2h 48m

$334

Washington, D.C.Key West

DCA - EYW

DCAEYW

Washington, D.C. Reagan-National

Sat 1/10

6:00 am-1:03 pm

1 stop7h 03m

Key West

Wed 1/14

2:25 pm-9:52 pm

1 stop7h 27m

$337

Washington, D.C.Key West

DCA - EYW

DCAEYW

Washington, D.C. Reagan-National

Sat 1/17

4:59 pm-11:56 pm

1 stop6h 57m

Key West

Sat 1/24

7:15 am-1:54 pm

1 stop6h 39m

$343

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 35 results
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Best time to book a flight from District of Columbia to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from District of Columbia 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 District of Columbia to Key West

What is the cheapest month to book a flight from District of Columbia to Key West?

Currently, July is the cheapest month in which you can book a flight from District of Columbia to Key West (average of $179). Flying from District of Columbia to Key West in October is currently the most expensive (average of $261). 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 DC to EYW?

Find hourly flight availability from District of Columbia to Key West. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

When flying from District of Columbia to Key West, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 32% versus a flight in the evening.

Weekly flight availability from District of Columbia to Key West

Explore weekly flight availability from District of Columbia to Key West. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 18, 2025.

The most flights from USDC to EYW are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Key West. 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 into for flights to Key West from District of Columbia?

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

  • How long is the flight from District of Columbia to Key West?

    Airlines like Delta, United Airlines, and American Airlines fly from District of Columbia to Key West in about 3h 22m. The time it takes to get you to your destination can typically vary by up to 3h 35m. District of Columbia and Key West are separated by a distance of 1025 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 District of Columbia to Key West one-way?

    $89 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $89 and $99, respectively.

  • What are the cheapest flights from District of Columbia to Key West?

    Looking for the cheapest flight from District of Columbia to Key West? While on average our users pay $354, our data indicates the cheapest price to be $279. The most popular route (Washington, D.C. Dulles Intl - Key West), is priced around $223.

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

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

  • How can I find direct flights from District of Columbia to Key West?

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

  • Can I find deals for business class flights from District of Columbia to Key West?

    Yes. Cheapflights offers flight deals from District of Columbia to Key West 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 District of Columbia to Key West?

    Currently, July is the cheapest month in which you can book a flight from District of Columbia to Key West (average of $179). Flying from District of Columbia to Key West in October is currently the most expensive (average of $261). 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.

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Alternative routes for District of Columbia to Key West

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Top 4 airlines flying from District of Columbia to Key West

Discover the top 4 airlines that operate flights from District of Columbia to Key West. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$105Average$351FlexibilityNo cancel feeOn-time65%
DeltaCheapest$179Average$513FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$186Average$420FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$258Average$461FlexibilityNo cancel feeOn-time71%

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