Cheap flights from San Francisco to San Diego

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Travelers usually depart from San Francisco International, San Francisco, CA Bus Stop, San Francisco, CA - Salesforce Plaza, San Francisco, CA Train Station, or San Francisco, CA - Fisherman’s Wharf when they travel from San Francisco to San Diego. Book your trip to arrive at San Diego International, San Diego, CA - Old Town, San Diego, CA Bus Station, San Diego, CA - La Jolla, or San Diego, CA - Santa Fe. The distance between San Francisco and San Diego is 720 km. The most popular airlines for this route are Alaska Airlines, United Airlines, Frontier Airlines, and Spirit Airlines. San Francisco and San Diego have 96 direct flights per week.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Number of flights18171615-1416
Fly direct with

Alaska Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

United Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Check-in for a flight from San Francisco to San Diego

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Alaska AirlinesASAASYesOpens 24 days before flight
Closes 1 hours before flight
United AirlinesUALUAYesNo
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight

Frequently asked questions

How long does it take to travel from San Francisco to San Diego?
A one-way nonstop (direct) flight between San Francisco and San Diego takes around 1.5 hours.
What is the flight distance between San Francisco and San Diego?
The flight distance between San Francisco and San Diego is 720 km.
What airlines offer nonstop (direct) flights between San Francisco and San Diego?
Several carriers operate flights between San Francisco and San Diego. Airlines offering nonstop (direct) flights include United Airlines, Alaska Airlines.
What are the most popular routes to and from San Francisco?
Travelers frequently search for route combinations, such as San Francisco and London, Dublin, Manchester, New Delhi, Las Vegas, Glasgow, Athens, Los Angeles, Atlanta, Sydney, Paris, Chicago, Hyderabad, Tahiti, New York, Washington, D.C., Toronto, Denver, Bengaluru, Minneapolis.
What are the most popular routes to and from San Diego?
Travelers frequently search for route combinations, such as San Diego and London, Edmonton, Manchester, Las Vegas, Dublin, Reykjavik, Bellingham, New York, San Jose, Paris, Calgary, Raleigh, Tampa, Austin, Naples, Glasgow, Denver, Frankfurt, Taipei, Los Angeles.
What airports are near San Francisco?
The main airport in San Francisco is San Francisco International. It is also served by San Francisco International, Sacramento International, Oakland International, San Jose International, Stockton Metropolitan, Charles M. Schulz–Sonoma County, Monterey Regional, Merced Regional, Buchanan Field.
What airports are near San Diego?
The main airport in San Diego is San Diego International. It is also served by Tijuana International, Ontario International, John Wayne, Hollywood Burbank, Mexicali International, Palm Springs International, Long Beach, Imperial County, Yuma International, Hawthorne Municipal.
What buses and trains depart from San Francisco?
A number of bus and train companies depart from San Francisco, including Greyhound.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between San Francisco and San Diego?
Yes, it's possible to combine different modes of transport between San Francisco and San Diego thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between San Francisco and San Diego can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.
What is Virtual Interlining and how do I use it?
Which airlines fly between San Francisco and San Diego?
When's the best time to travel between San Francisco and San Diego?
What flights operate between San Francisco and San Diego?
How many airports are there near San Francisco?
How many airports are there near San Diego?
Is it possible to reach San Francisco by bus or train?
What time do nonstop (direct) flights between San Francisco and San Diego depart?
What time do nonstop (direct) flights between San Francisco and San Diego arrive?
What time do flights between San Francisco and San Diego depart?
What time do flights between San Francisco and San Diego arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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