San Francisco to San Diego ๐บ๐ธ
Cheapest fare
$27
Fastest
1h 30m
Direct from
$27
Dates tracked
20
Cheapest fare
$27
Mon, Nov 16 ยท Direct ยท 1h 41m ยท Frontier Airlines
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$27 is cheaper than 90% of departure dates on this route.
This is a low price for this route.
$27$128
Price calendar
Cheapest round-trip fare by departure day Cheap Average Pricey
October 2026
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Price trend
Price alert
Cheapest day to fly
Thursday
Averages $133, vs $294 on Sundays.
Work-hours calculator
This flight to San Diego costs you 1h 48m of work.
Same money as
1
SUV fuel tanks
2
large pizzas
2
cinema tickets
5
fancy coffees
Airlines on this route
Frontier Airlines
from $27 ยท 10 dates
Southwest Airlines
from $64 ยท 2 dates
Alaska Airlines
from $71 ยท 6 dates
United Airlines
from $128 ยท 2 dates
Destination guide
Discover San Diego
About San Diego
San Diego ( SAN dee-AY-goh; Spanish: [san หdjeษฃo]) is a city on the Pacific coast of Southern California, next to the Mexican border. It is the eighth-most populous city in the U.S. and second-most populous city in California with a population of over 1.4 million, while the San Diego area with over 3.3 million residents is the 18th-largest metropolitan area in the country. San Diego is the county seat of San Diego County.
Text from Wikipedia โ San Diego, licensed CC BY-SA 4.0.
All dates
Every fare, by date
| Departs | Return | Airline | Stops | Price |
|---|---|---|---|---|
| Sat, Oct 24 | One way | Alaska Airlines | Direct | $82 |
| Sun, Oct 25 | One way | Alaska Airlines | Direct | $83 |
| Sun, Oct 25 | Mon, Oct 26 | United Airlines | Direct | $294 |
| Mon, Oct 26 | Tue, Oct 27 | Frontier Airlines | Direct | $303 |
| Tue, Oct 27 | Wed, Oct 28 | Frontier Airlines |
Also cheap
More from San Francisco
FAQ
San Francisco to San Diego: answers
How much is a flight from San Francisco to San Diego?+
The cheapest fare we see right now is $27 one way on Mon, Nov 16 with Frontier Airlines.
Are there direct flights from San Francisco to San Diego?+
Yes โ direct fares start from $27.
How long is the flight from San Francisco to San Diego?+
The fastest itinerary we track takes about 1h 30m door to door.
What is the cheapest day to fly to San Diego?+
Thursday departures are the cheapest on average right now, Sunday the most expensive.
