Cheap Flights from Santa Rosa to San Diego

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Flight deals from Santa Rosa to San Diego

Looking for a cheap last-minute deal or the best return flight from Santa Rosa Airport to San Diego? If you want to travel next month, return fares start from R 1,622. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Santa Rosa to San Diego

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Santa Rosa to San Diego flights are currently cheapest in September.

Direct flights from Santa Rosa to San Diego

Alternative Santa Rosa to San Diego routes

Looking for the cheapest, fastest or easiest route from Santa Rosa to San Diego? You could fly into the following airports instead.

Santa Rosa to San Diego: Flight information

The things to know before you go.
Cheapest flight foundR 981
Cheapest month to flySeptember
Average flight time1 hr, 46 mins
Most popular airlineAlaska Airlines
Average flights per week82

Finding cheap flights from Santa Rosa to San Diego: Frequently asked questions

There are 2 airports in San Diego: San Diego International and McClellan-Palomar.
The best price we found for a return flight from Santa Rosa to San Diego is R 1,622. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 46 minutes is the average flight time from Santa Rosa to San Diego.
Alaska Airlines, SkyWest Airlines and Southwest Airlines fly direct from Santa Rosa to San Diego.
As of July 2026, there are 82 flights per week flying from Santa Rosa to San Diego.
The cheapest month to fly from Santa Rosa to San Diego is usually September.
If you're flying from Santa Rosa Airport, the cheapest airport near San Diego is San Diego International – which is 4.1 km away from the centre of San Diego. We've found flights into this airport from R 1,622.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Santa Rosa Airport to San Diego on Thursday, 24 September 2026.
Yes – the average flight time is 1 hour and 46 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.

In July, the average temperature is usually around 22°C. August is typically the warmest month in San Diego, when it usually averages around 28°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging 10°C. The rainiest month is February.
Currently, Southwest Airlines offers the cheapest flight tickets to San Diego.

Travelling from Charles M. Schulz Sonoma County Airport (STS) to San Diego: what you need to know

  • Take a direct flight from Charles M. Schulz Sonoma County Airport to San Diego and you'll be in the air for an average of 1 hour 55 minutes.

  • San Diego's timezone is UTC-8, which is the same as Santa Rosa (the location of Charles M. Schulz Sonoma County Airport).

  • The most popular flight route is from Charles M. Schulz Sonoma County Airport (STS) to San Diego International Airport (SAN). You can choose from 22 services between these airports every week.

  • For hassle-free travel, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to board your STS to San Diego flight.

  • You'll likely experience bigger queues in popular months such as August. Arriving up to four hours ahead of international flights and two hours for a domestic departure is a good idea.

  • Direct Charles M. Schulz Sonoma County Airport to San Diego tickets are available for booking. San Diego International Airport (SAN) is where you'll be landing.

  • Book your favourite seat with Alaska Airlines. This leading carrier operates direct flights from Charles M. Schulz Sonoma County Airport to San Diego.

  • STS is about 11 kilometres from central Santa Rosa. If you're ride-sharing, driving or catching a taxi from the centre, it'll take 10 minutes or so to get there, depending on the traffic. If you're using public transport, expect the trip time to be around 35 minutes.

  • Planning to catch an early flight from Charles M. Schulz Sonoma County Airport to San Diego? Avoid the hassle of rushing to the terminal (and get some extra shut-eye) by choosing one of these stays close to STS:

  • Of all flights leaving Charles M. Schulz Sonoma County Airport, 71% touch down on time at their destination.

  • STS is located at 2200 Airport Boulevard.

How to find the cheapest flights from Charles M. Schulz Sonoma County Airport (STS) to San Diego

  • The lowest price we've found for a one-way Charles M. Schulz Sonoma County Airport to San Diego flight is R 981. The cheapest price for a return flight is R 1,618. Keep in mind fares may change due to demand at the time of booking.

  • To find cheap flights from STS to San Diego, book in advance. Airlines generally offer lower fares when flights are first released.

  • Scoring cheap tickets from Charles M. Schulz Sonoma County Airport to San Diego is easier if you're flexible with your travel plans. Try using the 'Whole month' search tool to access the lowest fares across every month and pick up an awesome deal.

  • There's no need to keep looking every day to find out if fares have dropped when you create a Price Alert. We'll update you when there's an updated deal for cheap flights from STS to San Diego.

  • Pick your ideal departure and arrival times, airlines and number of stops with our filters. Then, sort the results for your flight from Charles M. Schulz Sonoma County Airport to San Diego by 'Best,' 'Cheapest' or 'Fastest.'

Airports in San Diego

San Diego International Airport (SAN)

  • The distance from San Diego International Airport (SAN) to central San Diego is roughly 5 kilometres. It'll take you about 15 minutes to reach the centre driving.

  • When travelling on public transport, expect a journey time of about 25 minutes.

  • The last thing you need is a lengthy journey to your hotel if you're arriving on a late flight from Charles M. Schulz Sonoma County Airport to San Diego. Book one of these accommodation options near SAN instead:

  • To secure the lowest price, reserve your ride from San Diego International Airport about two weeks ahead of your flight from STS to San Diego.

  • SAN is located at N Harbour Dr.

McClellan-Palomar Airport (CLD)

  • McClellan-Palomar Airport (CLD) is around 48 kilometres from the centre of San Diego. Explore your options for heading into town after your flight from Charles M. Schulz Sonoma County Airport to San Diego has touched down.

  • Hang the 'Do not disturb' sign on your door and unwind at a hotel close to CLD. Here are a few options where you can check in after your STS to San Diego flight:

  • In general, the sooner you book, the more you save and the better your options. Secure your ride from CLD as soon as you know your dates.

Best time to go to San Diego

  • July is the busiest month for flights from Charles M. Schulz Sonoma County Airport to San Diego. To avoid the crowds, visit San Diego in December.

  • Lock in a Charles M. Schulz Sonoma County Airport to San Diego plane ticket with a departure in August if you want to visit the city during its warmest month. You can expect temperatures to range from 16ºC (61ºF) to 27ºC (81ºF).

  • If you'd rather travel in cooler conditions, search for a cheap ticket from STS to San Diego in February when temperatures average between 8ºC (46ºF) and 22ºC (72ºF).

More about San Diego

  • After booking your flight from Charles M. Schulz Sonoma County Airport to San Diego, choose a hotel that combines comfort with a great location. Make one of these accommodation options your base for exploring San Diego:

  • There are so many things to do and see in this city it can be hard to work out where to begin. San Diego Balboa Park, San Diego Zoo and USS Midway Museum are top sights which should feature on every San Diego itinerary.

Explore more of the United States

  • You've seen San Diego, now it's time to discover more of the United States. Journey around 177 kilometres northwest to Los Angeles to tick off its top attractions. From Hollywood Sign to Universal Studios Hollywood and Hollywood Bowl, you've got a jam-packed schedule ahead.

  • If you want to check out another side of the United States, consider Phoenix, about 483 kilometres east of San Diego. Camelback Mountain, Yayoi Kusama Fireflies Infinity Mirror Room and Heard Museum are highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.