A coastal fortification with a clear blue sea and shallow coral reefs.

CA $402 Cheap Flights from Washington (DCA) to Key West (EYW)

View CA $402 flight on Sun, Apr 25, 2027Opens in a new window

Popular airlines from Ronald Reagan National Airport (DCA) to Key West Intl. Airport (EYW)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Washington (DCA) to Key West (EYW)

Prices were available within the past 7 days and start at CA $402 for one-way flights and CA $803 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, Apr 25 - Fri, Apr 30
DCA
Washington
EYW
Key West
CA $803 Roundtrip, found 1 day ago
CA $803
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Apr 25 from Washington to Key West, returning Fri, Apr 30, priced at CA $803 found 1 day ago
Delta
Sun, Apr 25 - Fri, Apr 30
DCA
Washington
EYW
Key West
CA $849 Roundtrip, found 1 day ago
CA $849
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Apr 25 from Washington to Key West, returning Fri, Apr 30, priced at CA $849 found 1 day ago
Delta
Sun, Apr 25 - Fri, Apr 30
DCA
Washington
EYW
Key West
CA $856 Roundtrip, found 1 day ago
CA $856
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Apr 25 from Washington to Key West, returning Fri, Apr 30, priced at CA $856 found 1 day ago
Delta
Sun, Apr 25 - Fri, Apr 30
DCA
Washington
EYW
Key West
CA $867 Roundtrip, found 1 day ago
CA $867
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Apr 25 from Washington to Key West, returning Fri, Apr 30, priced at CA $867 found 1 day ago
Delta
Sun, Apr 25 - Fri, Apr 30
DCA
Washington
EYW
Key West
CA $892 Roundtrip, found 1 day ago
CA $892
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Apr 25 from Washington to Key West, returning Fri, Apr 30, priced at CA $892 found 1 day ago
Delta
Sun, Apr 25 - Fri, Apr 30
DCA
Washington
EYW
Key West
CA $897 Roundtrip, found 1 day ago
CA $897
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Apr 25 from Washington to Key West, returning Fri, Apr 30, priced at CA $897 found 1 day ago
Delta
Sun, Apr 25 - Fri, Apr 30
DCA
Washington
EYW
Key West
CA $902 Roundtrip, found 1 day ago
CA $902
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Apr 25 from Washington to Key West, returning Fri, Apr 30, priced at CA $902 found 1 day ago
United
Sun, Apr 25 - Fri, Apr 30
DCA
Washington
EYW
Key West
CA $907 Roundtrip, found 1 day ago
CA $907
Roundtrip
found 1 day ago
Select United flight, departing Sun, Apr 25 from Washington to Key West, returning Fri, Apr 30, priced at CA $907 found 1 day ago
Delta
Sun, Apr 25 - Fri, Apr 30
DCA
Washington
EYW
Key West
CA $910 Roundtrip, found 1 day ago
CA $910
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Apr 25 from Washington to Key West, returning Fri, Apr 30, priced at CA $910 found 1 day ago
American Airlines
Sun, Apr 25 - Fri, Apr 30
DCA
Washington
EYW
Key West
CA $1,040 Roundtrip, found 1 day ago
CA $1,040
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, Apr 25 from Washington to Key West, returning Fri, Apr 30, priced at CA $1,040 found 1 day ago

Find the cheapest month to fly from Washington (DCA) to Key West (EYW)

June is typically the cheapest month to fly

From CA $388 - CA $773 per traveller.

Frequently asked questions

How much does a flight from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.) cost?
You can find one-way and return flights from DCA to EYW with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when DCA to EYW ticket fares go up or down.
What is the cheapest month to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.)?
September is typically the cheapest month to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.), with average return fares around CA$498. September often sees lower prices because it's outside the peak tourist seasons, leading to reduced demand. Other cheap months to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.) include January and May.
Which airlines fly direct from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.)?
Only one airline offers direct flights from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.). American Airlines operates 8 direct flights from Ronald Reagan Washington National to Key West Intl. every week.
How do I find cheap flights from Washington, DC (DCA) to Key West, FL (EYW)?
To find a cheap flight from Washington, DC (DCA) to Key West, FL (EYW), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.)?
The best airline to fly with from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.) will differ from traveler to traveler. If you like to fly early, American Airlines offers early morning flights. If price is the most important factor, American Airlines typically offers the lowest fares. American Airlines offers the most daily flights from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Washington, DC (DCA) to Key West, FL (EYW)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.)?
There is 1 nonstop flight per day from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.). For even more choices, look at flights that include layovers, as there are around 46 connecting flights per day. Some common connection points include Hartsfield-Jackson Atlanta Intl. (ATL), Logan Intl. (BOS), and O'Hare Intl. (ORD).
What is the earliest flight from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.)?
The earliest flight from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.) typically departs around 5:00 AM. This flight is operated by American Airlines. This is a seasonal service active in May, June, and July. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.)?
You'll find the most flights from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.) on a Monday, with around 32 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include American Airlines, Delta, and United. Flight schedules are fairly consistent throughout the week, so you'll have a good selection of flights no matter which day you choose to fly.
What are the most popular departure times for flights from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.)?
The most popular departure times for flights from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.) are in the early morning, from 6am to 9am. Many major carriers, including American Airlines, Delta and United, offer flights during this window. Many travellers prefer this because it allows for an early arrival at your destination, giving you more time to enjoy Key West.
How long does it take to fly from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.)?
When flying from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.), you're looking at a journey of approximately 1,651 kilometers. If you can find a nonstop flight, it will typically get you there in about 3 hours 18 minutes. However, most flights on this route involve at least one stop. A one-stop flight usually takes around 6 hours, while flights with two or more stops can extend your travel time to about 11 hours 18 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic.
Can you fly business or first class from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.)?
You can fly business class or first class between DCA and EYW. However, it's important to note that there are no direct business class or first class flights available on this route. You'll typically find these premium cabins offered on connecting flights.First class cabins are available on Delta, United, and American Airlines.
How do I earn miles on a Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.) flight with Expedia?
It's easy to earn miles on a Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Key West, FL (EYW) from Washington, DC (DCA)?
If you're planning to travel to Key West from Ronald Reagan Washington National Airport (DCA), you can fly directly into Key West International Airport (EYW). Some flights may connect through major hubs like Logan International Airport (BOS), Newark Liberty International Airport (EWR), or O'Hare International Airport (ORD) before reaching Key West. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.) at the last minute?
Typically, booking a last minute flight from Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.) flight and hotel package?
Securing a Washington, DC (DCA-Ronald Reagan Washington National) to Key West, FL (EYW-Key West Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington, DC (DCA) to Key West, FL (EYW)?
If you booked your Washington, DC (DCA) to Key West, FL (EYW) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
Key West Intl.
Roundtrip price
CA $803
Distance
1640 km
Average flight time
3 hours 16 mins

Book with confidence

Washington to Key West Flights

The easy way to book your flights from Washington to Key West 

With Expedia, it’s simple to find and book flights to Key West from Washington whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Key West Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Washington to Key West today, tomorrow, or this week.  

 

Save dollars with cheap flights from Ronald Reagan Washington National, DCA to Key West Intl., EYW 

Sort your search results by price to find great deals on your flight from Washington to Key West—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Key West from Washington currently is just CA $803 rising to CA $1,040.  

Here are more money-saving tips: 

  • Fly in April when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Key West  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Key West from Washington 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Key West with Expedia today.

Washington to Key West Flights

Explore a world of travel with Expedia

*Available to Expedia members.