Flights from San Francisco to San Diego
SFO
San Francisco
3h 43m avg
SAN
San Diego
Flights from
$76
Compare 2 options across 2 airlines
Updated 2 months ago
$76
Cheapest Flight
$140
Average Price
1
Direct Flights
2
Airlines
Compare All SFO to SAN Flights
Prices are per person for one-way travel. Click “Book” to complete your reservation on the partner site.
2 of 2 flights
Airport Information
Key details about departure and arrival airports for this route
SFO
San Francisco International Airport
City: San Francisco
Country: US
Type: Large Airport
Elevation: 13 ft
SFO Airport Guide →
Country: US
Type: Large Airport
Elevation: 13 ft
SAN
San Diego International Airport
City: San Diego
Country: US
Type: Large Airport
Elevation: 17 ft
SAN Airport Guide →
Country: US
Type: Large Airport
Elevation: 17 ft
Tips for San Francisco to San Diego Flights
Save money and travel smarter with these route-specific tips
When to Book
Book SFO–SAN flights 6–8 weeks in advance for the best prices. Last-minute fares are typically 40–60% more expensive on this route.
Price Trends
The average fare is $140, but prices as low as $76 are available. That’s a potential saving of 63% compared to the most expensive option.
Direct vs Connecting
1 direct flight(s) available on this route
, starting from $204
. Direct flights save you 2–5 hours of travel time.
Flexible Dates
Flying midweek (Tuesday–Thursday) on SFO–SAN is typically 15–30% cheaper. Use our price comparison to spot the best day to fly.
Frequently Asked Questions
Everything you need to know about flying SFO to SAN
What is the cheapest flight from San Francisco to San Diego?
The cheapest flight from San Francisco (SFO) to San Diego (SAN) currently starts at $76 with F9. Prices are updated regularly and may vary by date and availability.
How many airlines fly from SFO to SAN?
We found 2 airline(s) operating on the SFO–SAN route, including F9, UA.
Are there direct flights from San Francisco to San Diego?
Yes, there are 1 direct flight(s) available from SFO to SAN, with prices starting at $204.
What is the average flight price on this route?
The average flight price from San Francisco to San Diego is approximately $140. Prices range from $76 to $204 depending on airline, time, and class.
How long is the flight from SFO to SAN?
The average flight duration from San Francisco to San Diego is approximately 3 hours 43 minutes. Direct flights are typically shorter than connecting options.
What is the baggage allowance on SFO–SAN flights?
Baggage allowance varies by airline and fare class. Most economy fares on this route include 1 carry-on (7–8 kg) and 1 checked bag (20–23 kg). Always confirm baggage rules on the airline's site at booking — low-cost carriers may charge for checked bags.
From
$76
Book Cheapest →
Other Flights from San Francisco
Explore more destinations departing from SFO