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San Diego to San Francisco flights
The cheapest San Diego to San Francisco fare we found recently is $19 on Sat, 21 Nov with Frontier Airlines (non-stop). The route covers 719 km and has direct flights.
Cheapest$19Sat, 21 Nov
Typical fare$82Next 2 months
Flight time1h 49m719 km
DirectYesfrom $19
Cheapest month to fly
Lowest fare per month · tap to search
Cheapest upcoming dates
Recent real fares per adult, economy
| Date | Airline | Stops | Duration | Fare | Action |
|---|---|---|---|---|---|
| Sat, 21 Nov 20:11 |  Frontier Airlines | Non-stop | 1h 55m | $19 | Compare |
| Thu, 5 Nov 10:56 | Frontier Airlines | Non-stop | 1h 55m | $40 | Compare |
| Fri, 30 Oct 10:48 | Frontier Airlines | Non-stop | 1h 55m | $59 | Compare |
| Mon, 2 Nov 10:56 | Frontier Airlines | Non-stop | 1h 55m | $63 | Compare |
| Sat, 31 Oct 10:56 | Frontier Airlines | Non-stop | 1h 55m | $67 | Compare |
| Sat, 24 Oct 15:14 | Frontier Airlines | Non-stop | 1h 49m | $75 | Compare |
| Wed, 21 Oct 15:14 | Frontier Airlines | Non-stop | 1h 49m | $82 | Compare |
| Tue, 20 Oct 15:14 | Frontier Airlines | Non-stop | 1h 49m | $82 | Compare |
| Fri, 23 Oct 15:14 | Frontier Airlines | Non-stop | 1h 49m | $98 | Compare |
| Mon, 26 Oct 15:14 | Frontier Airlines | Non-stop | 1h 49m | $100 | Compare |
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Booking sites for this route
Estimated convenience fee per traveller, per flight
Airlines on this route
Frontier Airlines from $19Route facts
FromSan Diego International Airport (SAN)
ToSan Francisco International Airport (SFO)
Distance719 km
TypeDomestic · United States
Departure time zoneAmerica/Los_Angeles
Arrival time zoneAmerica/Los_Angeles
Coupons for this trip
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San Diego to San Francisco: questions
What is the cheapest flight from San Diego to San Francisco?
The lowest recent fare is $19 per adult on 21 November with Frontier Airlines. Typical fares in the next two months are around $82.
How long is the flight from San Diego to San Francisco?
The fastest flight we found takes 1h 49m; a typical journey takes 1h 49m. Connecting itineraries take longer.
Which airlines fly from San Diego to San Francisco?
Recent fares on this route include Frontier Airlines.
When is the cheapest time to fly from San Diego to San Francisco?
Based on recent searches, January 2027 has the lowest fares, from $19. Prices rise closer to departure, so booking 3–6 weeks ahead usually helps.
Is there a direct flight from San Diego to San Francisco?
Yes. Non-stop fares start from $19 in recent searches.
Which site is cheapest for San Diego to San Francisco flights?
It changes by date. Aeroport compares each site's estimated checkout total — fare plus convenience fee, minus active coupons — so you can see the cheapest site for your exact flight before you book.