$164+ Cheap flights from Washington, D.C. (WAS) 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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Washington, D.C. to Key West with Cheapflights
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Washington, D.C. to Key West are usually found in January or February, booked 50 days in advance, depart on a Tuesday or Wednesday and return on a Thursday
Cheap flight deals from Washington, D.C. to Key West
Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Key West (EYW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.
Round-trip from | $259 (Delta) |
|---|---|
One-way from | $164 (Mytrip) |
Popular in | April |
Cheapest in | January |
Average price | $489 |
Good round-trip deal | $362 or less |
Good one-way deal | $288 or less |
Find flight deals from Washington, D.C. to Key West
Cheapest flights from Washington, D.C. to Key WestExplore the most affordable flight options available from Washington, D.C. to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
Explore the most affordable flight options available from Washington, D.C. to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
This Delta deal was found by Cheapflights users on 6/11. 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.
This Trip.com deal was found by Cheapflights users on 6/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 6/11. 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.
This Delta deal was found by Cheapflights users on 6/11. 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.
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 6/10. 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.
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 6/10. 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.
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This JetBlue deal was found by Cheapflights users on 6/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
Customize your flight search to find flights from Washington, D.C. 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 June 12, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Key West that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BaltimoreKey West
BWI - EYW
BWIEYW
Baltimore/Washington
Tue 8/5
10:28 am-5:32 pm
1 stop7h 04m
Key West
Wed 8/13
7:00 am-12:28 pm
1 stop5h 28m
BaltimoreKey West
BWI - EYW
BWIEYW
Baltimore/Washington
Thu 6/26
6:17 pm-8:00 am
1 stop13h 43m
Key West
Sun 6/29
2:45 pm-11:55 pm
1 stop9h 10m
BaltimoreKey West
BWI - EYW
BWIEYW
Baltimore/Washington
Tue 8/5
5:00 am-12:55 pm
2 stops7h 55m
Key West
Wed 8/13
1:13 pm-8:20 pm
1 stop7h 07m
Washington, D.C.Key West
DCA - EYW
DCAEYW
Washington, D.C. Reagan-National
Wed 10/1
12:05 pm-7:44 pm
1 stop7h 39m
Key West
Wed 10/8
11:45 am-7:16 pm
1 stop7h 31m
Washington, D.C.Key West
IAD - EYW
IADEYW
Washington, D.C. Dulles Intl
Wed 10/1
10:05 am-5:12 pm
1 stop7h 07m
Key West
Wed 10/8
11:45 am-6:42 pm
1 stop6h 57m
Washington, D.C.Key West
IAD - EYW
IADEYW
Washington, D.C. Dulles Intl
Sun 7/20
12:55 pm-4:36 pm
2 stops27h 41m
Key West
Sun 7/27
4:20 pm-9:23 am
1 stop17h 03m
Washington, D.C.Key West
DCA - EYW
DCAEYW
Washington, D.C. Reagan-National
Sat 7/19
8:20 am-11:38 am
Nonstop3h 18m
Key West
Wed 7/23
12:01 pm-2:51 pm
Nonstop2h 50m
Washington, D.C.Key West
IAD - EYW
IADEYW
Washington, D.C. Dulles Intl
Fri 7/4
6:15 am-1:12 pm
1 stop6h 57m
Key West
Fri 7/11
1:00 pm-8:39 pm
1 stop7h 39m
Washington, D.C.Key West
DCA - EYW
DCAEYW
Washington, D.C. Reagan-National
Mon 6/30
6:00 am-12:41 pm
1 stop6h 41m
Key West
Mon 6/30
6:45 pm-2:22 pm
2 stops19h 37m
Washington, D.C.Key West
IAD - EYW
IADEYW
Washington, D.C. Dulles Intl
Sat 7/26
2:40 pm-3:30 pm
2 stops24h 50m
Key West
Sat 8/2
3:58 pm-11:08 am
2 stops19h 10m
Best time to book a flight from Washington, D.C. to Key West
Have a flexible travel schedule? Discover the best time to fly to Key West from Washington, D.C. with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Washington, D.C. to Key West
How far ahead should I book a flight from Washington, D.C. to Key West?
Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Key West. Price data was last updated on June 9, 2025.
Booking 50 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to Key West. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Washington, D.C. to Key West?
Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Key West (average of $328). Flying from Washington, D.C. to Key West in March is currently the most expensive (average of $493). 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 WAS to EYW?
Find hourly flight availability from Washington, D.C. 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 June 12, 2025.
A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to Key West in the afternoon. If you’re flexible enough to do this you can expect to save up to 40% on your trip compared to booking a flight in the evening.
Weekly flight availability from Washington, D.C. to Key West
Explore weekly flight availability from Washington, D.C. 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 June 12, 2025.
The most flights from WAS to EYW are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).
Rainfall in Key West by month
Plan your trip to Key West by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Key West ranges from 1.5 - 6.7 inches per month. September is typically the wettest month, when rainfall can reach 6.7 in. February is typically the driest time to visit Key West when rainfall is around 1.5 in.
Temperature in Key West by month
Plan your trip to Key West by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Key West, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).
Reviews of airlines servicing Key West
Get insights into the airlines that provide service to Key West. 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 Key West. Reviews last updated June 12, 2025.
See what other customers who have flown with Delta, United Airlines and JetBlue from Washington, D.C. to Key West have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Kim,May 2025
PIH - SLC
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Kim,May 2025
PIH - SLC
Related info for your journey
Find useful and relevant information for your journey from Washington, D.C. to Key West. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Washington, D.C. to Key West
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from Washington, D.C. to Key West
Discover the top 4 airlines that operate flights from Washington, D.C. 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 June 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$96 | Average$376 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$117 | Average$411 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$186 | Average$400 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$240 | Average$497 | FlexibilityNo cancel fee | On-time71% |