>>>>
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Cheap Flights from San Francisco to San Diego starting at CNY 23

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from San Francisco to San Diego

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.
Cheapest Airlines flying from San Francisco to San Diego

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From S$ 38
Southwest Airlines
From S$ 78
Delta Air Lines
From S$ 91
American Airlines
From S$ 106
Alaska Airlines
From S$ 113
United Airlines
From S$ 195
ANA airlines

Find more flights and airlines

Alternative Routes from San Francisco to San Diego

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from San Francisco to San Diego.

  • Cheapest
    Frontier Airlines
    SFO
    17:48
    1h 33m
    Direct
    SAN
    19:21
    San Francisco International Airport - San Diego International Airport
    Tue, Jun 18Frontier Airlines
    S$ 38
  • Frontier Airlines
    SFO
    17:48
    1h 33m
    Direct
    SAN
    19:21
    San Francisco International Airport - San Diego International Airport
    Tue, Jun 18Frontier Airlines
    S$ 38
    Find More Flights

Frequently Asked Questions

  • When to buy flight tickets from San Francisco (SFO) to San Diego (SAN) the cheapest?

    Airlines adjust prices for flights from San Francisco to San Diego based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much is a flight from San Francisco (SFO) to San Diego (SAN) cost?

    According to Trip.com's data, the lowest price is around S$ 227.
  • How long is a flight from San Francisco (SFO) to San Diego (SAN)?

    It takes about 1 hour 36 minutes to fly from San Francisco (SFO) to San Diego (SAN).
  • What is the transportation method from the main airport to downtown in San Diego?

    • The distance from San Diego International Airport to downtown is about 3km, by taxi about 20 minutes.
  • What time does the earliest flight from San Francisco to San Diego depart?

    The earliest flight departs from San Francisco (SFO) at 06:00 and arrives in San Diego (SAN) at 07:34.
  • What time does the latest flight from San Francisco to San Diego depart?

    The latest flight departs from San Francisco (SFO) at 19:35 and arrives in San Diego (SAN) at 21:10.
  • What are the most popular airlines that fly from San Francisco (SFO) to San Diego (SAN)?

  • What's the most popular airline for direct flights from San Francisco (SFO) to San Diego (SAN)?

    United Airlines operates 15 direct flights from San Francisco (SFO) to San Diego (SAN).
  • How many airports in San Diego?

How to find a cheap flight from San Francisco to San Diego

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from San Francisco to San Diego. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Find cheapest flight ticket from San Francisco to San Diego

Cheapest direct flight price

S$ 23

Cheapest return ticket price

S$ 38

Cheapest month

May

Peak season for travel

July

Flight distance

720.29km

Average flight time

1 hour 36 minutes

Popular airline

American Airlines