Cheap flight from Santa Rosa to San Diego from $56

Frequently Asked Questions

• Which airlines offer direct flights from Santa Rosa to San Diego?

  At the moment, you can catch a nonstop flight from Santa Rosa to San Diego with the following airlines, including: Alaska Airlines American Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long does it take to fly from Santa Rosa (STS) to San Diego (SAN) and what is the distance?

  It takes around 1 hour 39 minutes to fly from Santa Rosa (STS) to San Diego (SAN).

• When is the best time to book flights from Santa Rosa to San Diego?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Santa Rosa to San Diego is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Santa Rosa to San Diego?

  Based on Trip.com data in the past 4 weeks, there is 36 flight per week flying from Santa Rosa to San Diego. You can check the weekly schedule for popular airlines on this route below: Alaska Airlines: S/M/T/W/T/F/S -- AS3315 (07:47) Alaska Airlines: S/M/T/W/T/F/S -- AS3254 (22:39)

• When are flight tickets from Santa Rosa (STS) to San Diego (SAN) the cheapest?

  The cheapest months to fly from Santa Rosa to San Diego is November, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Santa Rosa to San Diego on?

  After crunching the numbers on our November flight calendar, it's currently cheapest to fly from Santa Rosa to San Diego on November 12, 2025 with Hawaiian Airlines, with prices starting at $55.

• Which airports can I fly to for San Diego from Santa Rosa?

  You can land at any one of the following hubs in San Diego, with Charles M. Schulz–Sonoma County Airport to San Diego International Airport (STS-SAN) is by far the most common option on this route: San Diego International Airport (SAN) McClellan-Palomar Airport (CLD) Marine Corps Air Station Miramar (NKX).

• Is there any time difference between Santa Rosa and San Diego?

  The time difference between San Diego and Santa Rosa is 0h.

• How do I change or cancel my ticket from Santa Rosa to San Diego?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.