Cheap Flights from Washington, D.C. to Key West
No deal from Washington, D.C. to Key West has cleared our price bar yet. What we have seen on the route is below.
Across 3 months of observations from Washington, D.C. to Key West, the lowest round-trip fare we recorded was $299, in August. The typical fare was $374. August was the cheapest month we saw and October the dearest.
The most recent price we saw on this route was $359 on American, seen Oct 28. It is an unverified observation and may have changed.
See every deal <a href="/from/washington-dc">from Washington, D.C.</a>, <a href="/to/key-west">to Key West</a>, or the return direction <a href="/from/key-west/to/washington-dc">Key West to Washington, D.C.</a>.
Latest price we saw: Washington, D.C. to Key West
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Washington, D.C. (DCA) to Key West (EYW) | $359 | 17.5¢ | Nov 19 – Nov 25 | American | Oct 28 | Check price |
Price history: Washington, D.C. to Key West
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $339 | $368 | 11 |
| Sep 2026 | $319 | $337 | 28 |
| Aug 2026 | $299 | $418 | 151 |
Frequently asked questions
How many flight deals from Washington, D.C. to Key West are on Sparkflights right now?
There are 0 verified deals from Washington, D.C. to Key West on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Washington, D.C. to Key West?
The lowest fare we've recorded from Washington, D.C. to Key West is $299, based on 190 price observations over 3 months.
How much does a flight from Washington, D.C. to Key West cost?
The typical round-trip fare we observed from Washington, D.C. to Key West is $374, against a recorded low of $299. These are observations, not quotes.
When is the cheapest month to fly Washington, D.C. to Key West?
August was the cheapest month we observed from Washington, D.C. to Key West and October the dearest, over 3 months of data.
What is the current price from Washington, D.C. to Key West?
The most recent fare our sweep saw from Washington, D.C. to Key West is $359, on Oct 28. It is an unverified observation rather than a verified deal, so check it before booking.