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Cheap Flights from Washington D.C. to Key West International

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

Looking for a cheap last-minute deal or the best return flight from Washington D.C. to Key West International? Find the lowest prices on one-way and return tickets right here.
Key West.226 € per passenger.Departing Wed, 17 Sep, returning Sat, 20 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Washington Ronald Reagan on Wed, 17 Sep, arriving in Key West International.Inbound indirect flight with Delta, departs from Key West International on Sat, 20 Sep, arriving in Baltimore Washington International.Price includes taxes and charges.From 226 €, select.
Key West.226 € per passenger.Departing Mon, 7 Jul, returning Tue, 15 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from Washington Ronald Reagan on Mon, 7 Jul, arriving in Key West International.Inbound indirect flight with Delta, departs from Key West International on Tue, 15 Jul, arriving in Baltimore Washington International.Price includes taxes and charges.From 226 €, select.
Key West.226 € per passenger.Departing Wed, 27 Aug, returning Wed, 3 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Washington Ronald Reagan on Wed, 27 Aug, arriving in Key West International.Inbound indirect flight with Delta, departs from Key West International on Wed, 3 Sep, arriving in Baltimore Washington International.Price includes taxes and charges.From 226 €, select.
Key West.226 € per passenger.Departing Wed, 29 Oct, returning Wed, 5 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Baltimore Washington International on Wed, 29 Oct, arriving in Key West International.Inbound indirect flight with Delta, departs from Key West International on Wed, 5 Nov, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 226 €, select.
Key West.228 € per passenger.Departing Tue, 10 Feb, returning Thu, 19 Feb.Return flight with Delta.Outbound indirect flight with Delta, departs from Baltimore Washington International on Tue, 10 Feb, arriving in Key West International.Inbound indirect flight with Delta, departs from Key West International on Thu, 19 Feb, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 228 €, select.
Key West.230 € per passenger.Departing Tue, 4 Nov, returning Sat, 8 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Baltimore Washington International on Tue, 4 Nov, arriving in Key West International.Inbound indirect flight with Delta, departs from Key West International on Sat, 8 Nov, arriving in Baltimore Washington International.Price includes taxes and charges.From 230 €, select.
Key West.231 € per passenger.Departing Fri, 30 May, returning Mon, 2 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from Washington Dulles on Fri, 30 May, arriving in Key West International.Inbound indirect flight with Delta, departs from Key West International on Mon, 2 Jun, arriving in Washington Dulles.Price includes taxes and charges.From 231 €, select.
Key West.239 € per passenger.Departing Tue, 5 Aug, returning Tue, 12 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from Washington Ronald Reagan on Tue, 5 Aug, arriving in Key West International.Inbound indirect flight with Delta, departs from Key West International on Tue, 12 Aug, arriving in Washington Ronald Reagan.Price includes taxes and charges.From 239 €, 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 July.
May
from 257 €
Jun
from 240 €
Jul
from 226 €
Aug
from 239 €
Sep
from 226 €
Oct
from 305 €
Nov
from 230 €
Dec
from 450 €
Jan
from 780 €
Feb
from 228 €
Mar
Find prices
Apr
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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.

Washington D.C. to Key West: Flight information

The things to know before you go.
Cheapest flight found226 €
Cheapest month to flyJuly
Average flight time3 hrs, 11 mins
Most popular airlineAmerican Airlines
Average flights per week40

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 226 €. 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 11 minutes is the average flight time from Washington D.C. to Key West International.
American Airlines, Envoy Air and Republic Airways fly direct from Washington D.C. to Key West International.
As of May 2025, there are 40 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 May 2025.
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 Monday, 7 July 2025.
Yes – the average flight time is 3 hours and 11 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.

Flying from Washington DC to Key West International Airport (EYW): what you need to know

  • Begin your travels 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.

  • The average duration of a direct flight from Washington DC to Key West International Airport is 3 hours 10 minutes.

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

  • Ronald Reagan National Airport (DCA) to Key West International Airport (EYW) is the most popular route. There are 17 direct departures a week to choose from. If you prefer starting your day later, hop on the last flight with American Airlines at 13:44. Go for the first DCA to EYW departure with American Airlines at 07:35 if you want to get going earlier.

  • To ensure you get on your flight from Washington DC to EYW, leave enough time for things like baggage drop and finding your gate. Arriving two hours before international departures and one hour before domestic flights is the standard rule.

  • Getting away during a peak time like July? High seasons (like Thanksgiving, Christmas and New Year) can add another hour at security. Be extra cautious and arrive up to four hours before an international flight and two hours before a domestic departure.

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) operate out of this terminal.

  • When leaving from DCA, you can catch a direct flight from Washington DC to Key West International Airport with American Airlines.

  • The distance from central Washington DC to DCA is approximately 8 kilometres. Check out travel apps like Google Maps for the best route, whether in your own car or with public transport.

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

Washington Dulles International Airport (IAD)

  • Planning to leave from Washington Dulles International Airport (IAD)? You can reserve a direct flight from Washington DC to Key West International Airport (EYW) departing from this hub.

  • From IAD, direct flights from Washington DC to EYW can be booked with American Airlines.

  • You can get to IAD from central Washington DC in about 51 minutes by car (depending on traffic). The ride by public transport takes roughly 3 hours and 26 minutes to cover the 56 kilometres or so.

  • Kick off your holiday early with an extra night away from home. Before catching your flight from Washington DC to EYW, chill out in one of these hotels close to Washington Dulles International Airport:

About Key West International Airport (EYW)

  • Reserve a hotel close to EYW if you have a late flight from Washington DC to Key West International Airport. Select one of these accommodation options and skip the long transfer:

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

  • Key West International Airport to the centre of Key West takes around 6 minutes in a car. It's approximately 3 kilometres away. Discover what options are available, such as cabs, car rentals or ride-sharing.

  • When travelling on public transport, expect a journey of roughly 40 minutes.

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

  • Book a one-way ticket from Washington DC to Key West International Airport from 204 € or travel return from just 226 €. The prices shown are based on availability and could change when you book.

  • 11 months is how far we recommend booking ahead to lock in cheap tickets from Washington DC to EYW.

  • Plan your trip for August. That's the cheapest month for tickets from Washington DC to Key West International Airport. If you have flexibility with your dates, use the 'Whole month' tool to see the lowest price across each month.

  • Finding a cheap ticket from Washington DC to EYW is a breeze with Price Alerts. Simply create one of these automatic alerts and we'll get in touch as soon as the price drops.

  • Play around with the filters to find your ideal trip. To see the 'Fastest,' 'Best' or 'Cheapest' flights from Washington DC to Key West International Airport, use the 'Sort by' tool. You can also filter by arrival and departure times, airline, and journey duration.

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

  • July is the most popular month to board a flight from Washington DC to Key West International Airport while February is the quietest. To work out the best time to visit Key West, consider the pace you like to travel at.

  • The warmest month in Key West is August, with temperatures ranging between 26ºC and 30ºC. Lock in your flights from Washington DC to EYW in this month if you enjoy this type of weather.

  • Search for cheap flights from Washington DC to Key West International Airport in January if you like travelling in cooler conditions. Temperatures are at their lowest around then, ranging between 18ºC and 23ºC on average.

More about Key West

  • When it comes to searching for somewhere to rest your head, you'll find the best stays in Key West right here. Browse these options after locking in your flight from Washington DC to Key West International Airport:

  • Mallory Square and The Ernest Hemingway Home and Museum are just two of the top-rated attractions to put on your Key West travel itinerary. Keep the momentum going by heading to Fort Zachary Taylor Historic State Park.

Complete your Key West trip with a car rental

  • After you've locked in your hotel and cheap flight from Washington DC to Key West International Airport, next up is choosing one of our car rentals in Key West. Explore the offers and instantly compare options on pick-up convenience, price, and more.

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.