S$324 Cheap Flights from Washington to Key West

View S$324 flight on Sun, 17 Aug, 2025Opens in a new window

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

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Cheap Flights from Washington to Key West (DCA-EYW)

Prices were available within the past 7 days and start at S$324 for one-way flights and S$596 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, 17 Aug - Sun, 24 Aug
DCA
Washington
EYW
Key West
S$596 Return, found 4 days ago
S$596
Return
found 4 days ago
Select Delta flight, departing Sun, 17 Aug from Washington to Key West, returning Sun, 24 Aug, priced at S$596 found 4 days ago
Delta
Sun, 17 Aug - Sun, 24 Aug
DCA
Washington
EYW
Key West
S$614 Return, found 4 days ago
S$614
Return
found 4 days ago
Select Delta flight, departing Sun, 17 Aug from Washington to Key West, returning Sun, 24 Aug, priced at S$614 found 4 days ago
Delta
Sun, 17 Aug - Sun, 24 Aug
DCA
Washington
EYW
Key West
S$653 Return, found 4 days ago
S$653
Return
found 4 days ago
Select Delta flight, departing Sun, 17 Aug from Washington to Key West, returning Sun, 24 Aug, priced at S$653 found 4 days ago
American Airlines
Sun, 17 Aug - Sun, 24 Aug
DCA
Washington
EYW
Key West
S$660 Return, found 4 days ago
S$660
Return
found 4 days ago
Select American Airlines flight, departing Sun, 17 Aug from Washington to Key West, returning Sun, 24 Aug, priced at S$660 found 4 days ago
Delta
Sun, 17 Aug - Sun, 24 Aug
DCA
Washington
EYW
Key West
S$716 Return, found 4 days ago
S$716
Return
found 4 days ago
Select Delta flight, departing Sun, 17 Aug from Washington to Key West, returning Sun, 24 Aug, priced at S$716 found 4 days ago
American Airlines
Sun, 17 Aug - Sun, 24 Aug
DCA
Washington
EYW
Key West
S$723 Return, found 4 days ago
S$723
Return
found 4 days ago
Select American Airlines flight, departing Sun, 17 Aug from Washington to Key West, returning Sun, 24 Aug, priced at S$723 found 4 days ago
American Airlines
Sun, 17 Aug - Sun, 24 Aug
DCA
Washington
EYW
Key West
S$726 Return, found 4 days ago
S$726
Return
found 4 days ago
Select American Airlines flight, departing Sun, 17 Aug from Washington to Key West, returning Sun, 24 Aug, priced at S$726 found 4 days ago
United
Sun, 17 Aug - Sun, 24 Aug
DCA
Washington
EYW
Key West
S$750 Return, found 4 days ago
S$750
Return
found 4 days ago
Select United flight, departing Sun, 17 Aug from Washington to Key West, returning Sun, 24 Aug, priced at S$750 found 4 days ago
Delta
Sun, 17 Aug - Sun, 24 Aug
DCA
Washington
EYW
Key West
S$757 Return, found 4 days ago
S$757
Return
found 4 days ago
Select Delta flight, departing Sun, 17 Aug from Washington to Key West, returning Sun, 24 Aug, priced at S$757 found 4 days ago
American Airlines
Sun, 17 Aug - Sun, 24 Aug
DCA
Washington
EYW
Key West
S$763 Return, found 4 days ago
S$763
Return
found 4 days ago
Select American Airlines flight, departing Sun, 17 Aug from Washington to Key West, returning Sun, 24 Aug, priced at S$763 found 4 days ago
Delta
Sun, 17 Aug - Sun, 24 Aug
DCA
Washington
EYW
Key West
S$773 Return, found 4 days ago
S$773
Return
found 4 days ago
Select Delta flight, departing Sun, 17 Aug from Washington to Key West, returning Sun, 24 Aug, priced at S$773 found 4 days ago
American Airlines
Sun, 17 Aug - Sun, 24 Aug
DCA
Washington
EYW
Key West
S$776 Return, found 4 days ago
S$776
Return
found 4 days ago
Select American Airlines flight, departing Sun, 17 Aug from Washington to Key West, returning Sun, 24 Aug, priced at S$776 found 4 days ago
Delta
Sun, 17 Aug - Sun, 24 Aug
DCA
Washington
EYW
Key West
S$777 Return, found 4 days ago
S$777
Return
found 4 days ago
Select Delta flight, departing Sun, 17 Aug from Washington to Key West, returning Sun, 24 Aug, priced at S$777 found 4 days ago
American Airlines
Sun, 17 Aug - Sun, 24 Aug
DCA
Washington
EYW
Key West
S$791 Return, found 4 days ago
S$791
Return
found 4 days ago
Select American Airlines flight, departing Sun, 17 Aug from Washington to Key West, returning Sun, 24 Aug, priced at S$791 found 4 days ago
United
Sun, 17 Aug - Sun, 24 Aug
DCA
Washington
EYW
Key West
S$798 Return, found 4 days ago
S$798
Return
found 4 days ago
Select United flight, departing Sun, 17 Aug from Washington to Key West, returning Sun, 24 Aug, priced at S$798 found 4 days ago

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

April is typically the cheapest month to fly

From S$240 - S$697 per traveller.

Graph displaying average flight prices per month

Washington to Key West route information
Origin airport
Ronald Reagan Washington National
Destination airport
Key West Intl.
Return price
S$596
Distance
1640 km
Average flight time
3 hours 2 mins

Perfect flights from Washington to Key West

Your Journey from Washington to Key West

Start your unforgettable journey with Expedia. Our broad selection of flights from Washington to Key West caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, United, American Airlines. Our selection of flights from Ronald Reagan Washington National to Key West Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Washington to Key West Flights

Experience the joy of finding cheap flights from Ronald Reagan Washington National to Key West Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$324 and roundtrip prices from S$596*.
 

Pre-Flight Essentials

Ensure a smooth journey from Washington to Key West with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Key West

Picture yourself stepping off the plane in Key West and immersing yourself in the unique atmosphere of Key West. From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Washington to Key West Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Washington to Key West.
 

Beyond the Flight – Exploring Key West

With Expedia, your adventure extends beyond the flight. Explore Key West at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Washington to Key West with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Washington to Key West with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Ronald Reagan Washington National Airport (DCA) to Key West Intl. Airport?
Round-trip flights from National Airport to Key West Intl. Airport (EYW) start from S$596. This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year --- make your booking ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from National Airport to Key West Intl. Airport (EYW)?
We understand that your situation can change unexpectedly, so we've made it as easy as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from DCA to EYW that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for DCA to Key West Intl. Airport (EYW) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Ronald Reagan Washington National Airport (DCA) to Key West Intl. Airport?
It's around 1,650 kilometres from National Airport to EYW, so expect to be up in the air for a while. Keep yourself entertained by packing things like a magazine or the latest bestseller.
Which airlines fly direct from Ronald Reagan Washington National Airport (DCA) to Key West Intl. Airport (EYW)?
If you're eager to fly straight from Ronald Reagan Washington National Airport (DCA) to Key West Intl. Airport (EYW), American Airlines (AA) is a great choice. It operates 34 flights each month between Arlington and Key West.
Are DCA to EYW flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Ronald Reagan Washington National Airport (DCA) to Key West Intl. Airport at the last minute could be your ticket to an awesome deal. However, it could end up costing a good deal more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. If your preferred carrier hasn't released tickets yet, check back regularly as deals are updated on Expedia all the time.

Explore a world of travel with Expedia

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