Cheap Flights from San Diego to Key West International

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

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Find the cheapest month to fly from San Diego to Key West International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Diego to Key West International flights are currently cheapest in June.

San Diego to Key West International: Alternative routes

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

San Diego to Key West: Flight information

The things to know before you go.
Cheapest flight foundRs70,686
Cheapest month to flyJune

Finding cheap flights from San Diego to Key West International: Frequently asked questions

The best price we found for a return flight from San Diego to Key West International is Rs103,725. 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 San Diego to Key West International. But we found flights with one stop from Rs103,725.
As of May 2025, there are no flights flying from San Diego to Key West International.
The cheapest month to fly from San Diego 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 San Diego to Key West International Airport on Saturday, 5 July 2025.
No airlines currently offer direct flights between San Diego 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.
The cheapest airline that flies to Key West International is United .

Flying from San Diego to Key West International Airport (EYW): what you need to know

  • Start your trip planning by checking out the most convenient departure point for your flight from San Diego to Key West International Airport (EYW). Explore your options for setting off from San Diego International Airport (SAN) or McClellan-Palomar Airport (CLD), two of the city's main airports.

  • Key West is 3 hours ahead of San Diego. Key West International Airport is located in Key West, which operates on the UTC-4 timezone.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Be at the airport on time to catch your flight from San Diego to EYW.

  • If you're travelling during a peak month like July, get to the airport even earlier. You'll want to arrive up to four hours before an international flight and two hours ahead of domestic departures. Check-in and security lines are longer during high seasons like Thanksgiving, Christmas and New Year.

Airports in San Diego

San Diego International Airport (SAN)

  • SAN is approximately 5 kilometres from the centre of San Diego. To help you work out how to get there, use Google Maps. This useful traveller tool will show you the best route and your public transport options.

  • Have an early flight from San Diego to Key West International Airport? Avoid the last-minute rush to the terminal (and catch some extra z's) by choosing one of these stays close to San Diego International Airport:

About Key West International Airport (EYW)

  • If you're coming in on a late flight from San Diego to Key West International Airport, nothing tops the convenience of staying near the terminal. Grab your luggage from the carousel and then be showered and sleeping soon after at one of these options near EYW:

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

  • From Key West International Airport, Key West is approximately 3 kilometres away. It takes around 6 minutes to get to the centre driving.

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

How to find the cheapest flights from San Diego to Key West International Airport (EYW)

  • Lock in a one-way ticket from San Diego to Key West International Airport from Rs70,686 or travel return from just Rs103,725. Fares listed are subject to change and may differ when you make your booking.

  • We suggest booking as early as possible to lock in cheap tickets from San Diego to EYW. You're more likely to snag a great deal and have a wider choice of flight times and dates.

  • The 'Whole month' tool shows you the cheapest tickets from San Diego to Key West International Airport across every month. It's an easy way to find a bargain if your dates are flexible.

  • Set up a Price Alert and keep track of changes on this route through email or push notifications. You'll be the first to know when prices drop. It's all about timing when scoring cheap tickets from San Diego to EYW.

  • Play around with the filters to find your ideal journey. To see the 'Best,' 'Cheapest' or 'Fastest' flights from San Diego to Key West International Airport, use the 'Sort by' function. You can also filter results by airline, departure and arrival times, and number of stops.

The best time to fly from San Diego to Key West International Airport (EYW)

  • February is the quietest time to fly to Key West. Alternatively, follow the crowds and get away in July. This is the most popular month for flights from San Diego to Key West International Airport, but the best time to go is your call.

  • Think about the type of weather that'll suit your plans for Key West. August is known as the warmest month. Lock in your flights from San Diego to EYW during then and you can expect temperatures of between 26ºC and 30ºC.

  • Search for cheap flights from San Diego to Key West International Airport in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 18ºC and 23ºC on average.

More about Key West

  • Start your Key West trip right by choosing the perfect place to stay. Once you've booked your flight from San Diego to Key West International Airport, browse our selection of accommodation options including:

  • Every great holiday has to include some sightseeing. Mallory Square, The Ernest Hemingway Home and Museum and Fort Zachary Taylor Historic State Park are must-do's during your Key West adventure.

Complete your Key West trip with a car rental

  • We use the same magic that helped you find your cheap flight from San Diego to Key West International Airport to track down your perfect ride. Check out our car rentals in Key West and compare your options in one place. Plus you'll find all the info you need to know, from the most popular car type to the average daily price.

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