Question 1

What are the most popular routes to and from Key West?

Accepted Answer

Travelers frequently search for route combinations, such as Key West and London, Orlando, Tampa, Fort Lauderdale, Cancún, Cincinnati, Pittsburgh, Tallahassee, Asheville, Bogotá, Valencia, Panama City, Pensacola, Tampico, Georgetown, Cartagena, Memphis, Visakhapatnam, Cockburn Town, West Palm Beach.

Question 2

What are the most popular routes to and from San Diego?

Accepted Answer

Travelers frequently search for route combinations, such as San Diego and London, Calgary, San Francisco, San Jose, Las Vegas, New York, Vancouver, Sacramento, Toronto, Edmonton, Seattle, Phoenix, Tokyo, Dallas, Aberdeen, Edinburgh, Manchester, Washington, D.C., Denver, Honolulu.

Question 3

What airports are near Key West?

Accepted Answer

The main airport in Key West is Key West International. It is also served by Miami International, Key West International.

Question 4

What airports are near San Diego?

Accepted Answer

The main airport in San Diego is San Diego International. It is also served by Tijuana International, John Wayne, Ontario International, Mexicali International, Hollywood Burbank, Palm Springs International, Long Beach, Imperial County, Hawthorne Municipal, Yuma International.

Question 5

Which airlines fly between Key West and San Diego?

Accepted Answer

Currently, you can fly between Key West and San Diego with BREEZE, Frontier Airlines, Allegiant Air, United Airlines, Alaska Airlines.

Question 6

When’s the best time to travel between Key West and San Diego?

Accepted Answer

If you don’t have specific dates for your trip between Key West and San Diego, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Question 7

What flights operate between Key West and San Diego?

Accepted Answer

Traveling between Key West and San Diego, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

Question 8

How many airports are there near Key West?

Accepted Answer

There are a number of airports in and around Key West. The main one is Key West International and other nearby airports include Miami International, Key West International

Question 9

How many airports are there near San Diego?

Accepted Answer

There are a number of airports in and around San Diego. The main one is San Diego International and other nearby airports include Tijuana International, John Wayne, Ontario International, Mexicali International, Hollywood Burbank, Palm Springs International, Long Beach, Imperial County, Hawthorne Municipal, Yuma International.

Question 10

What time do nonstop (direct) flights between Key West and San Diego depart?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Key West, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 11

What time do nonstop (direct) flights between Key West and San Diego arrive?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at San Diego, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Question 12

What time do flights between Key West and San Diego depart?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Key West, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 13

What time do flights between Key West and San Diego arrive?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at San Diego, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Cheapest one-way trip	£141
Cheapest round-trip	£320
Average round-trip	£382
Includes rare itinerary	Travel hack
Most popular airline	BREEZE

Transport Option	Typical Time	Typical Cost	Frequency	Best For
MTS Bus Route 992	12-20 min	$2.50; single ride fare	every 15 min (traffic dependent)	budget travelers
San Diego Trolley (via Old Town Transfer)	25-40 min	$2.50 – $5; requires bus transfer at Old Town	every 15 min (traffic dependent)	connecting to trolley network
Taxi	10-20 min	$15 – $25; metered; varies by traffic and destination	on-demand 24/7 (traffic dependent)	door-to-door convenience
Ride-hailing (Uber/Lyft)	10-20 min	$12 – $30; surge pricing may apply	on-demand 24/7 (traffic dependent)	app-based convenience
Private Transfer / Shuttle	10-25 min	$30 – $60; pre-booked; varies by provider	by reservation (traffic dependent)	groups or pre-arranged travel
Rental Car	10-20 min	$40 – $100; daily rate; varies by provider and vehicle	on-demand (traffic dependent)	exploring San Diego region

Name	Carrier code	IATA Code	Passport needed during booking
BREEZE		MX	No
Frontier Airlines	FFT	F9	No
Allegiant Air	AAY	G4	No
United Airlines	UAL	UA	No
Alaska Airlines	ASA	AS	No

Month	Average monthly max temperature	Average monthly min temperature
January	18°C	10°C
February	17°C	10°C
March	18°C	11°C
April	19°C	12°C
May	20°C	14°C
June	22°C	16°C
July	24°C	18°C
August	25°C	19°C
September	25°C	19°C
October	23°C	16°C
November	21°C	13°C
December	17°C	11°C

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