$57+ Cheap flights from District of Columbia 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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — EYW
Aug 9 — Aug 161
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from District of Columbia to Florida Keys
Keep the following information in mind while searching for District of Columbia to Florida Keys flight deals. Data was last updated August 4, 2025.
Round-trip from | $108 (Frontier) |
|---|---|
One-way from | $57 (Frontier) |
Popular in | December |
Cheapest in | February |
Average price | $189 |
Find flight deals from District of Columbia to Florida Keys
Cheapest flights from District of Columbia to Florida KeysExplore the most affordable flight options available from District of Columbia to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2025.
Explore the most affordable flight options available from District of Columbia to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2025.
This Frontier deal was found by Cheapflights users on 8/3. 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 8/228:19 pmIAD - MIA
Nonstop2h 47mFrontier
Mon 8/254:34 pmMIA - IAD
Nonstop2h 50mFrontier
Deal found 8/3![Frontier logo]()
$108
This American Airlines deal was found by Cheapflights users on 8/4. 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 9/36:00 amDCA - MIA
Nonstop2h 47mAmerican Airlines
Fri 9/55:30 pmMIA - DCA
Nonstop2h 36mAmerican Airlines
Deal found 8/4![American Airlines logo]()
$111
This United Airlines deal was found by Cheapflights users on 8/4. 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 8/278:30 amIAD - MIA
Nonstop2h 50mUnited Airlines
Wed 9/312:50 pmMIA - IAD
Nonstop2h 35mUnited Airlines
Deal found 8/4![United Airlines logo]()
$121
This Southwest deal was found by Cheapflights users on 8/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/23:35 pmDCA - MIA
1 stop5h 05mSouthwest
Mon 9/84:40 pmMIA - DCA
1 stop6h 20mSouthwest
Deal found 8/3![Southwest logo]()
$136
This Delta deal was found by Cheapflights users on 8/4. 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.
Mon 12/81:55 pmDCA - MIA
Nonstop2h 47mDelta
Thu 12/1110:20 amMIA - DCA
Nonstop2h 37mDelta
Deal found 8/4![Delta logo]()
$147
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Fri 10/314:00 pmDCA - MIA
1 stop7h 04mUnited Airlines
Sun 11/25:05 amMIA - DCA
1 stop5h 20mUnited Airlines
Deal found 8/3![United Airlines logo]()
$200
This American Airlines deal was found by Cheapflights users on 8/3. 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 9/178:29 amDCA - EYW
Nonstop3h 20mAmerican Airlines
Wed 9/2412:24 pmEYW - DCA
Nonstop2h 52mAmerican Airlines
Deal found 8/3![American Airlines logo]()
$261
This Delta deal was found by Cheapflights users on 8/4. 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 8/221:40 pmDCA - EYW
1 stop6h 32mDelta
Tue 8/262:00 pmEYW - DCA
1 stop5h 35mDelta
Deal found 8/4![Delta logo]()
$264
This Delta deal was found by Cheapflights users on 8/4. 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 8/2212:39 pmIAD - EYW
1 stop7h 33mDelta
Tue 8/262:00 pmEYW - IAD
1 stop4h 49mDelta
Deal found 8/4![Delta logo]()
$264
This United Airlines deal was found by Cheapflights users on 8/2. 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.
Sat 11/156:00 amIAD - EYW
1 stop8h 09mUnited Airlines
Sat 11/223:05 pmEYW - IAD
1 stop5h 52mUnited Airlines
Deal found 8/2![United Airlines logo]()
$265
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Fri 10/317:00 amDCA - EYW
1 stop7h 09mUnited Airlines
Mon 11/33:05 pmEYW - DCA
1 stop6h 50mUnited Airlines
Deal found 8/3![United Airlines logo]()
$314
This Mytrip deal was found by Cheapflights users on 8/3. 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 10/313:53 pmIAD - EYW
1 stop5h 02mAllegiant Air
Sun 11/28:33 pmEYW - IAD
2 stops20h 37mAllegiant Air
Deal found 8/3![Allegiant Air logo]()
$316
Cheapflights Fare Finder
Customize your flight search to find flights from District of Columbia 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 August 4, 2025.
Use the filters below to find and compare flights from District of Columbia to Florida Keys that are best for you.
Fly from
District of Columbia
Fly to
Florida Keys
Route
Depart
Return
Price
Washington, D.C.Miami
IAD - MIA
IADMIA
Washington, D.C. Dulles Intl
Fri 8/22
8:19 pm-11:06 pm
Nonstop2h 47m
Miami
Mon 8/25
4:34 pm-7:24 pm
Nonstop2h 50m
$108
Washington, D.C.Miami
DCA - MIA
DCAMIA
Washington, D.C. Reagan-National
Wed 9/3
6:00 am-8:47 am
Nonstop2h 47m
Miami
Fri 9/5
5:30 pm-8:06 pm
Nonstop2h 36m
$111
Washington, D.C.Miami
IAD - MIA
IADMIA
Washington, D.C. Dulles Intl
Wed 8/27
8:30 am-11:20 am
Nonstop2h 50m
Miami
Wed 9/3
12:50 pm-3:25 pm
Nonstop2h 35m
$121
Washington, D.C.Miami
DCA - MIA
DCAMIA
Washington, D.C. Reagan-National
Tue 9/2
3:35 pm-8:40 pm
1 stop5h 05m
Miami
Mon 9/8
4:40 pm-11:00 pm
1 stop6h 20m
$136
Washington, D.C.Miami
DCA - MIA
DCAMIA
Washington, D.C. Reagan-National
Tue 9/30
2:55 pm-5:44 pm
Nonstop2h 49m
Miami
Thu 10/16
11:15 am-1:45 pm
Nonstop2h 30m
$163
Washington, D.C.Miami
DCA - MIA
DCAMIA
Washington, D.C. Reagan-National
Fri 10/31
4:00 pm-11:04 pm
1 stop7h 04m
Miami
Sun 11/2
5:05 am-10:25 am
1 stop5h 20m
$200
Washington, D.C.Key West
DCA - EYW
DCAEYW
Washington, D.C. Reagan-National
Wed 9/17
8:29 am-11:49 am
Nonstop3h 20m
Key West
Wed 9/24
12:24 pm-3:16 pm
Nonstop2h 52m
$261
Washington, D.C.Key West
DCA - EYW
DCAEYW
Washington, D.C. Reagan-National
Fri 8/22
1:40 pm-8:12 pm
1 stop6h 32m
Key West
Tue 8/26
2:00 pm-7:35 pm
1 stop5h 35m
$264
Washington, D.C.Key West
IAD - EYW
IADEYW
Washington, D.C. Dulles Intl
Fri 8/22
12:39 pm-8:12 pm
1 stop7h 33m
Key West
Tue 8/26
2:00 pm-6:49 pm
1 stop4h 49m
$264
Washington, D.C.Key West
DCA - EYW
DCAEYW
Washington, D.C. Reagan-National
Fri 10/31
7:00 am-2:09 pm
1 stop7h 09m
Key West
Mon 11/3
3:05 pm-9:55 pm
1 stop6h 50m
$314
Showing 1-10 of 30 results
Best time to book a flight from District of Columbia to Florida Keys
Have a flexible travel schedule? Discover the best time to fly to Florida Keys 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 Florida Keys
What is the cheapest month to book a flight from District of Columbia to Florida Keys?
Currently, August is the cheapest month in which you can book a flight from District of Columbia to Florida Keys (average of $328). Flying from District of Columbia to Florida Keys in March is currently the most expensive (average of $492). 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 EOA?
Find hourly flight availability from District of Columbia 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 August 4, 2025.
When flying from District of Columbia to Florida Keys, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Reviews of airlines servicing Florida Keys
Get insights into the airlines that provide service to Florida Keys. 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 Florida Keys. Reviews last updated August 4, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and Avelo Airlines from District of Columbia to Florida Keys to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentGina,Jul 2025
LAS - DEN
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentGina,Jul 2025
LAS - DEN
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentGina,Jul 2025
LAS - DEN
Avelo Airlines
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentGina,Jul 2025
LAS - DEN
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentGina,Jul 2025
LAS - DEN
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentGina,Jul 2025
LAS - DEN
Related info for your journey
Find useful and relevant information for your journey from District of Columbia to Florida Keys. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for District of Columbia to Florida Keys
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from District of Columbia to Florida Keys
Discover the top 3 airlines that operate flights from District of Columbia 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 August 4, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$117 | Average$425 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$186 | Average$400 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$246 | Average$475 | FlexibilityNo cancel fee | On-time71% |