San Francisco to San Diego nonstop
Yes: United, Southwest, SkyWest, Alaska and Frontier fly direct from San Francisco (SFO) to San Diego (SAN) about 22 times a day, year-round.
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San Francisco to San Diego in numbers
Measured from US DOT filings, not estimated from distance.
- Distance and flight time
- 447 miles nonstop, about 1 hr 25 min gate to gate. Flight time is an estimate from the great-circle distance; the filings carry distance, not scheduled elapsed time.
- Seasonality
- Flew every month of the last year: busiest in August 2026 (156 flights a week), quietest in December 2025 (109 flights a week).
- Sep 2025: 134 flights a week
- Oct 2025: 147 flights a week
- Nov 2025: 127 flights a week
- Dec 2025: 109 flights a week
- Jan 2026: 112 flights a week
- Feb 2026: 110 flights a week
- Mar 2026: 110 flights a week
- Apr 2026: 120 flights a week
- May 2026: 118 flights a week
- Jun 2026: 138 flights a week
- Jul 2026: 146 flights a week
- Aug 2026: 156 flights a week
Flights a week by month, Sep 2025 to Aug 2026, from US DOT on-time filings. - Who operates the flights
- United 39%, Southwest 33%, SkyWest 19% (regional operator), Alaska 6%, Frontier 3% of departures, counted across the August 2026 and February 2026 US DOT on-time filings.
- Fares
- Half of the 15,429 tickets in the US DOT fare survey for Q2 2025 sold between $50 and $175 one way, median $100. The survey runs a couple of quarters behind, so read it as the shape of the route's pricing rather than today's quote.
- Jul to Sep (Q3 2024): median $125 one way, middle half $75 to $200, 12,059 tickets
- Oct to Dec (Q4 2024): median $125 one way, middle half $75 to $200, 13,479 tickets
- Jan to Mar (Q1 2025): median $75 one way, middle half $50 to $175, 12,781 tickets
- Apr to Jun (Q2 2025): median $100 one way, middle half $50 to $175, 15,429 tickets
Jan to Mar trips were the cheapest (median $75 one way) and Jul to Sep and Oct to Dec trips cost the most (median $125), in the DOT ticket survey for Q3 2024 to Q2 2025. Bars show the middle half of one-way fares; the mark is the median.
Flying the other way? San Diego to San Francisco nonstop.
Other airports near San Francisco with nonstops to San Diego
Within about 100 miles of San Francisco International Airport
Also nonstop from San Francisco (SFO)
Busiest other routes out of the same airport
- Los Angeles (LAX) about 36 times a day
- Seattle (SEA) about 21 times a day
- New York (JFK) about 19 times a day
- Chicago (ORD) about 18 times a day
- Las Vegas (LAS) about 17 times a day
- Boston (BOS) about 16 times a day
- Denver (DEN) about 16 times a day
- Dallas/Fort Worth (DFW) about 13 times a day
Staying in San Diego?
Sort out where you'll sleep and what you'll do once you land.
Exploring San Diego on foot? Take the free GPS audio walking tour
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