How long is the flight to Key West International with Allegiant Air?

The average Allegiant Air flight time from United States to Key West International is 3 hours and 15 minutes.

Does Allegiant Air fly into any other airports in or near Key West?

No – if you want to travel with Allegiant Air, Key West International is currently the only airport serving Key West.

Which other airlines can I fly to Key West International with?

At the moment, American Airlines, Envoy Air, Allegiant Air, United and WestJet all fly to Key West International too.

What’s the cheapest month to fly to Key West International with Allegiant Air?

Although it's difficult to get an accurate idea of when Allegiant Air flights to Key West International are cheapest, the cheapest plane tickets are currently for departures in July .

$37 Allegiant Air Flights to Key West International

The best Allegiant Air flight deals to Key West International

Looking for a last-minute deal or the best direct flight? Find the biggest savings on one-way and round-trip flights to Key West International with Allegiant Air right here.

Key West.$37 per passenger.Departing Sun, Jul 21.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departing from Orlando Sanford on Sun, Jul 21, arriving in Key West International.Price includes taxes and charges.From $37, select.

Key West.$38 per passenger.Departing Wed, Jun 19.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departing from St. Pete–Clearwater International on Wed, Jun 19, arriving in Key West International.Price includes taxes and charges.From $38, select.

Key West.$40 per passenger.Departing Sat, Sep 28.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departing from St. Pete–Clearwater International on Sat, Sep 28, arriving in Key West International.Price includes taxes and charges.From $40, select.

Key West.$46 per passenger.Departing Mon, Aug 26.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departing from Cincinnati Northern Kentucky on Mon, Aug 26, arriving in Key West International.Price includes taxes and charges.From $46, select.

Key West.$48 per passenger.Departing Wed, Oct 16.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departing from St. Pete–Clearwater International on Wed, Oct 16, arriving in Key West International.Price includes taxes and charges.From $48, select.

Key West.$78 per passenger.Departing Sun, Dec 22.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departing from Orlando Sanford on Sun, Dec 22, arriving in Key West International.Price includes taxes and charges.From $78, select.

Key West.$83 per passenger.Departing Fri, May 31.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departing from St. Pete–Clearwater International on Fri, May 31, arriving in Key West International.Price includes taxes and charges.From $83, select.

Key West.$94 per passenger.Departing Thu, Jan 2.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departing from Orlando Sanford on Thu, Jan 2, arriving in Key West International.Price includes taxes and charges.From $94, select.

Find the cheapest time to fly to Key West International with Allegiant Air

Flexible on travel dates? Here's when plane tickets are cheapest.

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Flying to Key West International with Allegiant Air

The things to know before you go.

Cheapest flight found	$37
Cheapest month to fly	July
Nearby cities to visit	Key West

How to find cheap flights to Key West International with Allegiant Air

Looking for cheap plane tickets to Key West International? Here are a few tips on how to find the best price.

Simply hit "search"

We've compared every online travel agent and flight provider to find the cheapest Allegiant Air plane tickets to anywhere in the world, including Key West International.

Fly from Orlando Sanford

At the moment, the best route to Key West International with Allegiant Air is from Orlando Sanford.

Flex your dates for the best rates

If you’re flexible on your departure dates, hit Whole month as you search. You'll see the cheapest month, and even day, to fly to Key West International with Allegiant Air.

Set up a Price Alert

Got your eye on a specific flight to Key West International but not quite ready to book? No worries. We'll let you know when the price of the flight goes up or down so you can book when the time is just right. You're even able to watch specific Allegiant Air flights.

Book your Allegiant Air flight to Key West International Airport with extra peace of mind

Find flexible Allegiant Air flights to Key West International Airport

Allegiant Air might offer amendable tickets to Key West International Airport, which means you won't lose out if your booking has to be changed or canceled.

Add travel cost protection

Make sure you have the right travel insurance before flying to Key West International Airport. That way you can cover the costs of any unexpected events, such as delays or lost luggage.

Reduce your carbon footprint

To check whether there are any lower-emissions flights available on your route, simply check the “only show flights with lower CO₂ emissions” box when you search for a flight with us.

Flying to Key West International with Allegiant Air: FAQs

: The average Allegiant Air flight time from United States to Key West International is 3 hours and 15 minutes.
: No – if you want to travel with Allegiant Air, Key West International is currently the only airport serving Key West.
: At the moment, American Airlines, Envoy Air, Allegiant Air, United and WestJet all fly to Key West International too.
: Although it's difficult to get an accurate idea of when Allegiant Air flights to Key West International are cheapest, the cheapest plane tickets are currently for departures in July.