Cheap flights from San Diego to San Francisco from £21
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 Diego to San Francisco departing on 10/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Hawaiian Airlines flights from San Diego to San Francisco
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Frontier flights from San Diego to San Francisco
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How to get the cheapest flight ticket from San Diego to San Francisco
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 typical price of a round-trip flight between San Diego and San Francisco?
What is the cheapest month to fly to San Francisco?
The month of January is, on average, the cheapest month to fly to San Francisco from San Diego, with most prices found around £72. If you are unable to visit San Francisco during the month of January, then departing from San Diego during the month February is also very affordable. Most momondo users find prices during this month for around £86.
What is the cheapest day to depart on your flight to San Francisco?
The cheapest day to depart on your flight to San Francisco is on a Wednesday when prices can be found for as low as £42. This is often the case because there is less demand to fly during this day of the week. Flights from San Diego to San Francisco on a Monday will generally be more expensive and average around £732. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to San Francisco?
Our most recent data shows that the best time of day to fly to San Francisco is at midday. Flights from San Diego to San Francisco during this time can be as low as £63. Try not to purchase tickets in the afternoon because they tend to be around £540. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest San Diego to San Francisco flight route?
Fly from San Diego to San Francisco for the best San Diego - San Francisco flight prices
How far in advance should I book a flight to San Francisco?
You are more likely to see cheaper flights to San Francisco from San Diego when booking 6 weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around £93 when searching 6 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from San Diego for as low as £67 on momondo.
What cabin class options are available on San Diego to San Francisco flights?
There are 2 cabin classes available to choose from on San Diego to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on San Diego to San Francisco flights?
You could potentially save up to 15% on your flight if you consider stops on a San Diego to San Francisco flight.
How have San Diego to San Francisco flight prices changed over time?
As of June 2025, prices for San Diego to San Francisco flights are approximately 43% cheaper when compared to flights at the same time last year.
How many flights depart from San Diego to San Francisco on average per day?
As of June 2025, there are 69 flights per day flying from San Diego to San Francisco. The most common time of day flights depart is 16:00, with 43% of flights taking off at midday.
How many flights depart from San Diego to San Francisco on average per week?
486 flights are operational weekly from San Diego to San Francisco as of June 2025. The most popular departure day for this route is Thu, with 18% of flights per week taking off on this day.
When to book flights from San Diego to San Francisco
Cheap San Diego to San Francisco (SAN to SFO) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Diego to San Francisco
Best price found | £21 |
|---|---|
Fastest flight time | 1h 30m |
Direct flights | Every day |
Airports in San Francisco | 1 airport |
How far is San Diego to San Francisco by plane?
San Francisco is 458.7 mi away from San Diego. A reasonable flight in good conditions will take 1h 30m.
When did momondo last update prices for flights from San Diego Airport to San Francisco Airport?
Prices for flights from San Diego Airport to San Francisco Airport are refreshed on a daily basis.
How many operators does momondo search for flights from San Diego Airport to San Francisco Airport?
The number of operators available for flights from San Diego Airport to San Francisco Airport is 1 as of June 2025.
How old do you have to be to fly from San Diego Airport to San Francisco Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Diego Airport to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from San Diego to San Francisco?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from San Diego to San Francisco is Embraer 175 (14.00% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (12.35%), Boeing 737-800 (9.16%), and Boeing 737-700 Passenger/BBJ1 (winglets) (8.89%).
What is the most popular airline from San Diego to San Francisco?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Diego to San Francisco is Frontier (100% of total bookings).
Best airlines flying from San Diego to San Francisco
Compare and see reviews for airlines that fly from San Diego to San Francisco with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £28 | Free Cancellation | Rating 5.9 3,296 reviews |
Frontier Flights From San Diego to San Francisco
Frontier flies from San Diego to San Francisco around 5 times per week, with 3,296 momondo users rating the airline 5.9/10. The cheapest Frontier deal from San Diego to San Francisco in the last 72 hours was £38 (round-trip), much lower than the average airfare cost of £58 for Frontier flights on this route.
Travelling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from San Diego to San Francisco?
Finding the right flight to San Francisco from San Diego 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 Francisco quick and easy, saving you time and money.
Can I find flights from San Diego to San Francisco with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for San Diego to San Francisco flights to just show those with flexible booking policies.
How can momondo help me find flights from San Diego to San Francisco?
Once all potential San Diego to San Francisco flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from San Diego to San Francisco right now. Can momondo alert me if prices change?
If you are not ready to book a flight from San Diego to San Francisco now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Francisco and let you know when they change.