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Cheap Flights from Washington D.C. (WASA) to Key West International (EYW)

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Flight deals from Washington D.C. to Key West International Airport

Looking for a cheap last-minute deal or the best return flight from Washington D.C. to Key West International Airport? If you want to travel next month, return fares start from £152. Find the lowest prices on one-way and return tickets right here.
Key West.£152 per passenger.Departing Tue, 14 Apr, returning Thu, 16 Apr.Return flight with Frontier Airlines and Breeze Airways.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Tue, 14 Apr, arriving in Key West International.Inbound indirect flight with Breeze Airways, departs from Key West International on Thu, 16 Apr, arriving in Baltimore Washington International.Price includes taxes and charges.From £152, select.
Key West.£155 per passenger.Departing Mon, 23 Mar, returning Fri, 27 Mar.Return flight with Frontier Airlines and Breeze Airways.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Mon, 23 Mar, arriving in Key West International.Inbound indirect flight with Breeze Airways, departs from Key West International on Fri, 27 Mar, arriving in Baltimore Washington International.Price includes taxes and charges.From £155, select.
Key West.£181 per passenger.Departing Mon, 8 Jun, returning Fri, 12 Jun.Return flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Washington Dulles on Mon, 8 Jun, arriving in Key West International.Inbound indirect flight with Allegiant Air, departs from Key West International on Fri, 12 Jun, arriving in Washington Dulles.Price includes taxes and charges.From £181, select.
Key West.£184 per passenger.Departing Sun, 29 Mar, returning Wed, 1 Apr.Return flight with Allegiant Air and Breeze Airways.Outbound indirect flight with Allegiant Air, departs from Washington Dulles on Sun, 29 Mar, arriving in Key West International.Inbound indirect flight with Breeze Airways, departs from Key West International on Wed, 1 Apr, arriving in Washington Dulles.Price includes taxes and charges.From £184, select.
Key West.£187 per passenger.Departing Fri, 15 May, returning Wed, 20 May.Return flight with Frontier Airlines and Breeze Airways.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Fri, 15 May, arriving in Key West International.Inbound indirect flight with Breeze Airways, departs from Key West International on Wed, 20 May, arriving in Washington Dulles.Price includes taxes and charges.From £187, select.
Key West.£199 per passenger.Departing Mon, 13 Apr, returning Mon, 20 Apr.Return flight with United.Outbound direct flight with United departs from Washington Dulles on Mon, 13 Apr, arriving in Key West International.Inbound direct flight with United departs from Key West International on Mon, 20 Apr, arriving in Washington Dulles.Price includes taxes and charges.From £199, select.
Key West.£224 per passenger.Departing Sun, 19 Apr, returning Mon, 4 May.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Baltimore Washington International on Sun, 19 Apr, arriving in Key West International.Inbound indirect flight with Spirit Airlines, departs from Key West International on Mon, 4 May, arriving in Baltimore Washington International.Price includes taxes and charges.From £224, select.
Key West.£231 per passenger.Departing Wed, 1 Jul, returning Sun, 5 Jul.Return flight with Frontier Airlines and Allegiant Air.Outbound indirect flight with Frontier Airlines, departs from Baltimore Washington International on Wed, 1 Jul, arriving in Key West International.Inbound indirect flight with Allegiant Air, departs from Key West International on Sun, 5 Jul, arriving in Washington Dulles.Price includes taxes and charges.From £231, select.
Key West.£273 per passenger.Departing Fri, 6 Nov, returning Fri, 13 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Baltimore Washington International on Fri, 6 Nov, arriving in Key West International.Inbound indirect flight with Delta, departs from Key West International on Fri, 13 Nov, arriving in Washington Ronald Reagan.Price includes taxes and charges.From £273, select.
Key West.£299 per passenger.Departing Wed, 6 Jan, returning Sun, 10 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Washington Ronald Reagan on Wed, 6 Jan, arriving in Key West International.Inbound indirect flight with Delta, departs from Key West International on Sun, 10 Jan, arriving in Washington Ronald Reagan.Price includes taxes and charges.From £299, select.
Key West.£301 per passenger.Departing Tue, 30 Jun, returning Sat, 4 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from Washington Ronald Reagan on Tue, 30 Jun, arriving in Key West International.Inbound indirect flight with Delta, departs from Key West International on Sat, 4 Jul, arriving in Washington Dulles.Price includes taxes and charges.From £301, select.
Key West.£303 per passenger.Departing Fri, 5 Feb, returning Mon, 8 Feb.Return flight with United.Outbound indirect flight with United, departs from Washington Dulles on Fri, 5 Feb, arriving in Key West International.Inbound indirect flight with United, departs from Key West International on Mon, 8 Feb, arriving in Washington Ronald Reagan.Price includes taxes and charges.From £303, select.
Key West.£303 per passenger.Departing Thu, 26 Nov, returning Thu, 3 Dec.Return flight with United.Outbound indirect flight with United, departs from Washington Ronald Reagan on Thu, 26 Nov, arriving in Key West International.Inbound indirect flight with United, departs from Key West International on Thu, 3 Dec, arriving in Washington Ronald Reagan.Price includes taxes and charges.From £303, select.
Key West.£306 per passenger.Departing Fri, 5 Feb, returning Mon, 8 Feb.Return flight with United.Outbound direct flight with United departs from Washington Dulles on Fri, 5 Feb, arriving in Key West International.Inbound direct flight with United departs from Key West International on Mon, 8 Feb, arriving in Washington Dulles.Price includes taxes and charges.From £306, select.
Key West.£319 per passenger.Departing Fri, 18 Sep, returning Tue, 22 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Baltimore Washington International on Fri, 18 Sep, arriving in Key West International.Inbound indirect flight with Delta, departs from Key West International on Tue, 22 Sep, arriving in Baltimore Washington International.Price includes taxes and charges.From £319, select.
Key West.£333 per passenger.Departing Wed, 6 Jan, returning Sun, 10 Jan.Return flight with United.Outbound direct flight with United departs from Washington Dulles on Wed, 6 Jan, arriving in Key West International.Inbound direct flight with United departs from Key West International on Sun, 10 Jan, arriving in Washington Dulles.Price includes taxes and charges.From £333, select.

Find the cheapest month to fly from Washington D.C. to Key West International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington D.C. to Key West International flights are currently cheapest in April.
Mar
from £155
Apr
from £152
May
from £187
Jun
from £181
Jul
from £231
Aug
Find prices
Sep
from £319
Oct
from £512
Nov
from £273
Dec
from £359
Jan
from £299
Feb
from £303

Direct flights from Washington D.C. to Key West International

Washington D.C. to Key West International: Alternative routes

Compare routes from Washington D.C. to Key West below. You may find an airport to fly into that's cheaper, faster, or easier than Key West International.

Key West International

3 miles from central Key West
ClosestCheapest
from £152
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Washington D.C. to Key West: Flight information

The things to know before you go.
Cheapest flight found£152
Cheapest month to flyApril
Average flight time3 hrs, 17 mins
Most popular airlineAmerican Airlines
Average flights per week42

Finding cheap flights from Washington D.C. to Key West International: Frequently asked questions

The best price we found for a return flight from Washington D.C. to Key West International is £152. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 16 minutes is the average flight time from Washington D.C. to Key West International.
American Airlines, Republic Airways and Envoy Air fly direct from Washington D.C. to Key West International.
As of March 2026, there are 42 flights per week flying from Washington D.C. to Key West International.
The cheapest month to fly from Washington D.C. to Key West International is usually April.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Washington D.C. to Key West International Airport on Tuesday, 14 April 2026.
Yes – the average flight time is 3 hours and 16 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Key West International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Key West is around 40 days in advance, so don’t leave your flight to the last minute.

Travelling from Washington DC to Key West International Airport (EYW): What you need to know

  • Begin your journey at one of Washington DC's main airports, Ronald Reagan National Airport (DCA) or Washington Dulles International Airport (IAD). Explore your options for booking a flight from Washington DC to Key West International Airport (EYW) taking off from either of these.

  • Around 3 hours 5 minutes is how long you'll be in the air on a direct Washington DC to Key West International Airport flight.

  • Key West International Airport is located in Key West. The city's timezone is UTC-4 — the same as Washington DC.

  • The most popular route is from Ronald Reagan National Airport (DCA) to Key West International Airport (EYW). Take your pick of 10 direct services every week. American Airlines operates a 7:09am departure between DCA and EYW.

  • Arrive at the airport on time so you don't miss your flight from Washington DC to EYW. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid the stress of rushing.

  • If you're flying during a bank holiday or other peak period, allow extra time. Get there two hours before domestic flights and up to four hours before international departures. Check-in and security lines will be longer.

Airports in Washington DC

Ronald Reagan National Airport (DCA)

  • Ronald Reagan National Airport (DCA) offers an easy route to your destination. Nonstop flights from Washington DC to Key West International Airport (EYW) take off from this terminal.

  • Book your direct flight from Washington DC to Key West International Airport with American Airlines. This popular carrier operates services from DCA.

  • American Airlines is the most frequently booked airline offering flights from DCA to EYW.

  • American Airlines is the most punctual carrier on this route, with 74.58% of its services landing on schedule.

  • Located around 8 kms (5 miles) from central Washington DC, DCA can be reached in about 15 minutes by car (depending on traffic). The journey on public transport will take roughly 45 minutes.

  • Want a relaxed start to your travels? Stay near Ronald Reagan National Airport. Whether you're boarding an early flight from Washington DC to Key West International Airport or just don't like being rushed, these hotels are the ideal choice:

  • When it comes to the on-time performance of Ronald Reagan National Airport, data shows 76.44% of flights meet their scheduled arrival time.

  • DCA is located at 1 Aviation Circle.

Washington Dulles International Airport (IAD)

  • Catching a flight out of Washington Dulles International Airport (IAD)? Direct Washington DC to Key West International Airport (EYW) plane tickets can be booked from this popular hub.

  • United Airlines has direct flights from Washington DC to EYW departing from IAD. Book your favourite aisle (or window) seat and get to your destination in one go.

  • United Airlines is the top choice for passengers flying from IAD to EYW.

  • United Airlines ranks as the most punctual carrier operating flights between Washington Dulles International Airport and Key West International Airport.

  • IAD is around 56 kms (35 miles) from central Washington DC. It'll take 50 minutes or so to get to the airport if you're driving from the city centre. Public transport takes approximately 1 hour 10 minutes.

  • Get a head start on your holiday with an additional night away from home. Before your Washington DC to EYW flight, unwind in one of these hotels close to Washington Dulles International Airport:

  • When it comes to flights staying on schedule, Washington Dulles International Airport has an on-time arrival rate of 74.39%.

  • You'll find IAD at 1 Saarinen Circle.

Baltimore/Wash International Thurgood Marshall Airport (BWI)

  • From central Washington DC, BWI is around 48 kms (30 miles) away. It'll take you roughly 50 minutes to reach the airport by car and 1 hour 30 minutes or so if you take public transport.

  • Sleep a little longer and still make your Washington DC to Key West International Airport flight with plenty of time to spare. These accommodation options near Baltimore/Wash International Thurgood Marshall Airport make departure day a breeze if you're setting off early:

  • Airports have an on-time performance rating that tracks how often flights reach their destinations without delays. At BWI, that figure is 77.13%.

About Key West International Airport (EYW)

Getting from Key West International Airport (EYW) to central Key West

  • From Key West International Airport, central Key West is around 2 miles away. It takes about 5 minutes to reach the city centre by car.

  • If you're using public transport, expect a journey of around 40 minutes.

How to find the cheapest flights from Washington DC to Key West International Airport (EYW)

  • Currently, £78 is the lowest price we've found for a one-way ticket from Washington DC to Key West International Airport. The cheapest price for a return flight is £152. Remember fares may change due to availability at the time of booking.

  • Book three months before you want to fly. Research into pricing trends suggests this is the ideal window for finding cheap flights from Washington DC to EYW.

  • Organise your trip for August. That's the best month for scoring cheap Washington DC to Key West International Airport tickets. If your travel dates are flexible, use the 'Whole month' tool to find the cheapest price across each month.

  • There's no need to search every day to find out if prices have dropped when you set up a Price Alert. We'll let you know as soon as a new deal shows up on plane tickets from Washington DC to EYW.

  • Tailor your travel plans using filters. Pick your departure and arrival times, total journey duration and airlines. You can also sort the results by 'Cheapest,' 'Fastest' or 'Best' flights from Washington DC to Key West International Airport.

The best time to fly from Washington DC to Key West International Airport (EYW)

  • July is the busiest month for flights from Washington DC to Key West International Airport (EYW). Visit Key West in February for a more low-key escape.

  • Lock in a Washington DC to EYW plane ticket departing in August if you want to explore the city during its warmest month. Expect temperatures in Key West to range from 26ºC (79ºF) to 30ºC (86ºF).

  • Search for cheap tickets from Washington DC to Key West International Airport in January if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between 18ºC (64ºF) and 23ºC (73ºF).

More about Key West

  • When it comes to searching for somewhere to lay your head, you'll find the most popular stays in Key West right here. Explore these hotels as soon as you've locked in your flight from Washington DC to Key West International Airport:

  • Every great holiday has to include some sightseeing. South Beach, Mallory Square and Dry Tortugas are essential stops on your Key West itinerary.

Explore more of the United States

  • Miami is just one of the many cities in the United States waiting to be explored once you've seen Key West. Around 209 kms (130 miles) away to the north-east, its top attractions include Ocean Drive, Beach and La Playa De Miami.

  • If you're eager to discover another side of the United States, consider Hialeah, roughly 209 kms (130 miles) north-east of Key West. Miami Watersports Complex, Hialeah Park Racing & Casino and Hialeah Park are among the biggest draws.

More travel options

Plan the rest of your trip from Washington D.C. to Key West

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.