Cheap flights from SAC to San Diego
Recently found return fares from $99, with January the cheapest month we know of. Compare dates, then book with the partner you choose.
Cheapest months to fly
Lowest recently found return fare in each month. Tap a month to see that month's calendar.
SAC → San Diego
November 2026
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LowerHigherLowest this month
Lowest fares for the best day
- United AirlinesFri 6 Nov – Mon 9 Nov · 1 stop · 2h 51m $144
- United AirlinesFri 13 Nov – Mon 16 Nov · 1 stop · 2h 51m $147
Airport in San Diego
- SANSan Diego International
Watch this route
FAQ
Questions about this route
Still have a question?
Search the help center or send us a message. We reply by email.
Help center Contact us01What is the cheapest month to fly from SAC to San Diego?
Based on recently found fares, January 2027 has the lowest price we know of, from $99. Prices change often, so check the calendar for current fares.
02Are the prices on this page final?
No. They are recently found fares. When you open a deal, the partner shows the live price, including taxes and fees, before you pay.
03How can I get an alert when flights to San Diego get cheaper?
Use the price alert on this page. Choose your dates or a whole month and we will email you when the fare drops.