Skyscanner home

Cheap Flights from Port Columbus (CMH) to Key West International (EYW)

Compare Port Columbus to Key West International flight deals

Find the cheapest month or even day of the year to fly to Key West International

Book the best Key West International fare with no extra fees

Flight deals from Port Columbus to Key West International

Looking for a cheap last-minute deal or the best return flight from Port Columbus to Key West International? Find the lowest prices on one-way and return tickets right here.
Key West.£162 per passenger.Departing Thu, 8 Jan, returning Thu, 22 Jan.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Port Columbus on Thu, 8 Jan, arriving in Key West International.Inbound indirect flight with Spirit Airlines, departs from Key West International on Thu, 22 Jan, arriving in Port Columbus.Price includes taxes and charges.From £162, select.
Key West.£175 per passenger.Departing Sat, 7 Feb, returning Thu, 12 Feb.Return flight with Frontier Airlines and Breeze Airways.Outbound indirect flight with Frontier Airlines, departs from Port Columbus on Sat, 7 Feb, arriving in Key West International.Inbound indirect flight with Breeze Airways, departs from Key West International on Thu, 12 Feb, arriving in Port Columbus.Price includes taxes and charges.From £175, select.
Key West.£209 per passenger.Departing Wed, 25 Mar, returning Wed, 1 Apr.Return flight with Delta.Outbound indirect flight with Delta, departs from Port Columbus on Wed, 25 Mar, arriving in Key West International.Inbound indirect flight with Delta, departs from Key West International on Wed, 1 Apr, arriving in Port Columbus.Price includes taxes and charges.From £209, select.
Key West.£252 per passenger.Departing Wed, 18 Mar, returning Mon, 30 Mar.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Port Columbus on Wed, 18 Mar, arriving in Key West International.Inbound indirect flight with Spirit Airlines, departs from Key West International on Mon, 30 Mar, arriving in Port Columbus.Price includes taxes and charges.From £252, select.
Key West.£253 per passenger.Departing Thu, 23 Apr, returning Mon, 4 May.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Port Columbus on Thu, 23 Apr, arriving in Key West International.Inbound indirect flight with Spirit Airlines, departs from Key West International on Mon, 4 May, arriving in Port Columbus.Price includes taxes and charges.From £253, select.
Key West.£253 per passenger.Departing Fri, 1 May, returning Mon, 4 May.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Port Columbus on Fri, 1 May, arriving in Key West International.Inbound indirect flight with Spirit Airlines, departs from Key West International on Mon, 4 May, arriving in Port Columbus.Price includes taxes and charges.From £253, select.
Key West.£253 per passenger.Departing Thu, 23 Apr, returning Mon, 27 Apr.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Port Columbus on Thu, 23 Apr, arriving in Key West International.Inbound indirect flight with Spirit Airlines, departs from Key West International on Mon, 27 Apr, arriving in Port Columbus.Price includes taxes and charges.From £253, select.
Key West.£283 per passenger.Departing Fri, 12 Jun, returning Mon, 15 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from Port Columbus on Fri, 12 Jun, arriving in Key West International.Inbound indirect flight with Delta, departs from Key West International on Mon, 15 Jun, arriving in Port Columbus.Price includes taxes and charges.From £283, select.

Find the cheapest month to fly from Port Columbus to Key West International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Port Columbus to Key West International flights are currently cheapest in January.
Dec
from £303
Jan
from £162
Feb
from £175
Mar
from £252
Apr
from £253
May
from £253
Jun
from £283
Jul
Find prices
Aug
Find prices
Sep
from £537
Oct
from £419
Nov
Find prices

Port Columbus to Key West International: Alternative routes

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

Columbus to Key West: Flight information

The things to know before you go.
Cheapest flight found£162
Cheapest month to flyJanuary

Finding cheap flights from Port Columbus to Key West International: Frequently asked questions

The best price we found for a return flight from Port Columbus to Key West International is £162. 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.
Currently, there are no airlines that fly direct from Port Columbus to Key West International. But we found flights with one or more stops from £162.
As of December 2025, there are no flights flying from Port Columbus to Key West International.
The cheapest month to fly from Port Columbus to Key West International is usually January.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Port Columbus Airport to Key West International Airport on Thursday, 8 January 2026.
No airlines currently offer direct flights between Port Columbus Airport and Key West International Airport. Most routes have one or more stops.
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.
Currently, Spirit Airlines offers the cheapest flight tickets to Key West International.

Travelling from John Glenn Columbus International Airport (CMH) to Key West International Airport (EYW): what you need to know

  • For a smooth journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This will give you plenty of time to catch your CMH to EYW flight.

  • During popular months like July, it's best to get to the airport earlier than normal. Plan to arrive two hours before domestic departures and four hours ahead of international flights whenever you're travelling during peak periods in general.

  • Think about adding a stopover when booking your ticket from John Glenn Columbus International Airport to Key West International Airport. Simply deselect 'Direct flights only' to break up your trip, or maybe even explore a new city along the way. Check out these options between CMH and EYW:

    • Orlando International Airport

    • Hartsfield-Jackson Atlanta International Airport

    • Charlotte Douglas International Airport

How to find the cheapest flights from John Glenn Columbus International Airport (CMH) to Key West International Airport (EYW)

  • The lowest price we've seen for a one-way John Glenn Columbus International Airport to Key West International Airport flight is £81. A return fare right now is £162. Depending on the availability when you book, these fares may change.

  • It's usually best to book in advance if you're hoping to get cheap tickets from CMH to EYW. That's because airlines adjust prices based on demand, which tends to rise closer to departure.

  • If you're flexible with your travel plans, use the 'Whole month' search function. It'll show you the lowest price in every month when looking for your flight from John Glenn Columbus International Airport to Key West International Airport.

  • Save time searching for cheap flights from CMH to EYW by setting up a Price Alert. You'll receive an email or notification on the app when a lower fare becomes available.

  • Pick your preferred departure and arrival times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from John Glenn Columbus International Airport to Key West International Airport.

Handy information about John Glenn Columbus International Airport (CMH)

  • CMH is located at 4600 International Gateway.

  • Of all flights leaving John Glenn Columbus International Airport, 79.5% land on time at their destination.

  • John Glenn Columbus International Airport is around 8 miles from central Columbus. If you're driving, catching a cab or ride-sharing from the centre, it'll take 10 minutes or so to get there, depending on the traffic.

  • Planning to catch public transport? You can expect a journey time of around 1 hour 5 minutes.

  • Get your trip off to a leisurely start by staying near CMH. Whether you've booked an early flight from John Glenn Columbus International Airport to Key West International Airport or want to avoid feeling rushed, these stays have you covered:

Arriving at Key West International Airport (EYW)

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

  • EYW is located at 3491 South Roosevelt Boulevard.

  • From Key West International Airport, Key West is approximately 2 miles away. It takes around 5 minutes to drive to the centre.

  • Travelling on public transport typically takes 40 minutes.

When to fly to Key West International Airport (EYW)

  • January is the busiest month for flights from John Glenn Columbus International Airport to Key West International Airport. To escape the crowds, go to Key West in February.

  • Lock in your flight from John Glenn Columbus International Airport to Key West International Airport for August if you want to visit Key West during its warmest month. Expect temperatures of between 26ºC (79ºF) and 30ºC (86ºF).

  • January sees average temperatures of between 18ºC (64ºF) and 23ºC (73ºF). Search for cheap tickets from CMH to EYW around that time if you like cooler conditions.

Explore more of United States

  • Key West is easy to fall in love with, but there are so many other parts of United States you'll want to see. Around 130 miles north-east of Key West, a trip to Miami will keep you on the go. Check out popular attractions like Wynwood Walls, Vizcaya Museum and Gardens and American Airlines Arena.

  • Tampa is another sought-after destination in United States and is around 240 miles north of Key West. No journey is complete without seeing Ybor City Tattoo Company, Tampa Riverwalk and The Florida Aquarium.

Plan the rest of your trip from Columbus to Key West

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