Cheap flights from San Francisco to San Diego from $45
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to San Diego departing on 10/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from San Francisco to San Diego
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Hawaiian Airlines flights from San Francisco to San Diego
Our best Hawaiian Airlines deals on San Francisco to San Diego flight tickets
United Airlines flights from San Francisco to San Diego
Our best United Airlines deals on San Francisco to San Diego flight tickets
See travel insights to San Diego from
How to get the cheapest flight ticket from San Francisco to San Diego
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to San Diego?
The month of January is, on average, the cheapest month to fly to San Diego from San Francisco, with most prices found around $167. If you’re not able to fly to San Diego in January, then February is your next best option. Flight prices from San Francisco to San Diego during February average around $195.
What is the cheapest day to depart on your flight to San Diego?
On average, the least expensive day to fly to San Diego from San Francisco is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $0. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from San Francisco because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $224.
What is the cheapest time of day to depart on your flight to San Diego?
Our data shows that the cheapest San Francisco to San Diego flights are usually those with departure times at midday. Our users have found flights to San Diego at midday for as low as $0. Try not to purchase tickets in the morning because they tend to be around $224. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest San Francisco to San Diego flight route?
Fly from San Francisco to San Diego for the best San Francisco - San Diego flight prices
How far in advance should I book a flight to San Diego?
You are more likely to see cheaper flights to San Diego from San Francisco when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $230 when searching 5 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from San Francisco for as low as $173 on momondo.
What cabin class options are available on San Francisco to San Diego flights?
There are 2 cabin classes available to choose from on San Francisco to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from San Francisco to San Diego on average per day?
As of April 2025, 55 flights take off from San Francisco and land in San Diego each day. The most common flight departure time for this route is 16:00, with 34% of daily flights taking off at midday.
How many flights depart from San Francisco to San Diego on average per week?
As of April 2025, 388 flights take off from San Francisco and land in San Diego each week. The most common flight departure day for this route is Tue, with 18% of weekly flights taking off on this day.
When to book flights from San Francisco to San Diego
Cheap San Francisco to San Diego (SFO to SAN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Francisco to San Diego
How far is San Francisco to San Diego by plane?
San Diego is 738.2 km away from San Francisco. By plane, this route typically takes 1h 30m.
When did momondo last update prices for flights from San Francisco Airport to San Diego Airport?
Prices for flights from San Francisco Airport to San Diego Airport are updated daily.
How many operators does momondo search for flights from San Francisco Airport to San Diego Airport?
There are 2 operators available for flights from San Francisco Airport to San Diego Airport as of April 2025.
How old do you have to be to fly from San Francisco Airport to San Diego Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Francisco Airport to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Francisco to San Diego?
momondo data reveals that the most frequently booked plane model on the route from San Francisco to San Diego is Boeing 737 MAX 8, representing 14.63% of all bookings. The subsequent popular models are Airbus A320neo at 13.27%, Boeing 737-800 at 10.30%, and Embraer 175 at 10.24%.
What is the most popular airline from San Francisco to San Diego?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Francisco to San Diego is Frontier (65% of total bookings). The next most popular airline is Alaska Airlines (35%).
Best airlines flying from San Francisco to San Diego
Compare and see reviews for airlines that fly from San Francisco to San Diego with momondo
| Airline | Rating | Free cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $60 | Free cancellation | Rating 5.9 3,283 reviews | |||
| PriceFrom $123 | Free cancellation | Rating 8.0 9,911 reviews |
Alaska Airlines Flights From San Francisco to San Diego
The lowest priced Alaska Airlines flight from San Francisco to San Diego from the last 72 hours was $79. Generally, Alaska Airlines has 15 flights on this route every week with an average price of $154. Alaska Airlines is rated 8.0/10 by our users.
Travelling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from San Francisco to San Diego?
Finding the right flight to San Diego from San Francisco is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Diego quick and easy, saving you time and money.
Can I find flights from San Francisco to San Diego with flexible booking policies on momondo?
Flights from San Francisco to San Diego with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from San Francisco to San Diego?
momondo helps you find the best flight between San Francisco and San Diego by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from San Francisco to San Diego right now. Can momondo alert me if prices change?
Price alerts on flights to San Diego from San Francisco are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.