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Cheap Flights from San Diego (SAN) to San Francisco (SFO)

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Compare San Diego International to San Francisco International flight deals

Find the cheapest month or even day of the year to fly to San Francisco International

Book the best San Francisco International fare with no extra fees

Flight deals from San Diego International to San Francisco International

Looking for a cheap last-minute deal or the best return flight from San Diego International to San Francisco International? Find the lowest prices on one-way and return tickets right here.
San Francisco.$75 per passenger.Departing Fri, 30 May, returning Wed, 4 Jun.Return flight with Hawaiian Airlines.Outbound direct flight with Hawaiian Airlines departs from San Diego International on Fri, 30 May, arriving in San Francisco International.Inbound direct flight with Hawaiian Airlines departs from San Francisco International on Wed, 4 Jun, arriving in San Diego International.Price includes taxes and charges.From $75, select.
San Francisco.$75 per passenger.Departing Sat, 7 Jun, returning Wed, 11 Jun.Return flight with Hawaiian Airlines.Outbound direct flight with Hawaiian Airlines departs from San Diego International on Sat, 7 Jun, arriving in San Francisco International.Inbound direct flight with Hawaiian Airlines departs from San Francisco International on Wed, 11 Jun, arriving in San Diego International.Price includes taxes and charges.From $75, select.
San Francisco.$76 per passenger.Departing Fri, 11 Jul, returning Mon, 14 Jul.Return flight with Hawaiian Airlines.Outbound direct flight with Hawaiian Airlines departs from San Diego International on Fri, 11 Jul, arriving in San Francisco International.Inbound direct flight with Hawaiian Airlines departs from San Francisco International on Mon, 14 Jul, arriving in San Diego International.Price includes taxes and charges.From $76, select.
San Francisco.$77 per passenger.Departing Thu, 15 May, returning Tue, 20 May.Return flight with Hawaiian Airlines.Outbound direct flight with Hawaiian Airlines departs from San Diego International on Thu, 15 May, arriving in San Francisco International.Inbound direct flight with Hawaiian Airlines departs from San Francisco International on Tue, 20 May, arriving in San Diego International.Price includes taxes and charges.From $77, select.
San Francisco.$88 per passenger.Departing Wed, 30 Jul, returning Wed, 6 Aug.Return flight with Hawaiian Airlines.Outbound direct flight with Hawaiian Airlines departs from San Diego International on Wed, 30 Jul, arriving in San Francisco International.Inbound direct flight with Hawaiian Airlines departs from San Francisco International on Wed, 6 Aug, arriving in San Diego International.Price includes taxes and charges.From $88, select.
San Francisco.$89 per passenger.Departing Tue, 5 Aug, returning Thu, 7 Aug.Return flight with United.Outbound direct flight with United departs from San Diego International on Tue, 5 Aug, arriving in San Francisco International.Inbound direct flight with United departs from San Francisco International on Thu, 7 Aug, arriving in San Diego International.Price includes taxes and charges.From $89, select.
San Francisco.$89 per passenger.Departing Wed, 11 Jun, returning Wed, 2 Jul.Return flight with United.Outbound direct flight with United departs from San Diego International on Wed, 11 Jun, arriving in San Francisco International.Inbound direct flight with United departs from San Francisco International on Wed, 2 Jul, arriving in San Diego International.Price includes taxes and charges.From $89, select.
San Francisco.$105 per passenger.Departing Fri, 9 May, returning Tue, 8 Jul.Return flight with United.Outbound direct flight with United departs from San Diego International on Fri, 9 May, arriving in San Francisco International.Inbound direct flight with United departs from San Francisco International on Tue, 8 Jul, arriving in San Diego International.Price includes taxes and charges.From $105, select.

Find the cheapest month to fly from San Diego International to San Francisco International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Diego International to San Francisco International flights are currently cheapest in June.
May
from $77
Jun
from $75
Jul
from $76
Aug
from $89
Sep
from $218
Oct
from $263
Nov
from $263
Dec
from $275
Jan
from $307
Feb
from $307
Mar
Find prices
Apr
Find prices

Direct flights from San Diego International to San Francisco International

San Diego International to San Francisco International: Alternative routes

Compare routes from San Diego International to San Francisco below. You may find an airport to fly into that's cheaper, faster, or easier than San Francisco International.

San Diego to San Francisco: Flight information

The things to know before you go.
Cheapest flight found$75
Cheapest month to flyMay
Average flight time1 hr, 42 mins
Most popular airlineSouthwest Airlines
Average flights per week700

Finding cheap flights from San Diego International to San Francisco International: Frequently asked questions

The best price we found for a return flight from San Diego International to San Francisco International is $75. 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 42 minutes is the average flight time from San Diego International to San Francisco International.
Southwest Airlines, Alaska Airlines and United fly direct from San Diego International to San Francisco International.
As of May 2025, there are 732 flights per week flying from San Diego International to San Francisco International.
The cheapest month to fly from San Diego International to San Francisco International is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Diego International Airport to San Francisco International Airport on Friday, 30 May 2025.
Yes – the average flight time is 1 hour and 42 minutes.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Francisco is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Hawaiian Airlines offers the cheapest flight tickets to San Francisco International.

Flying from San Diego International Airport (SAN) to San Francisco International Airport (SFO): what you need to know

  • The average time for a direct flight from San Diego International Airport to San Francisco International Airport is 1 hour 35 minutes.

  • San Diego and San Francisco share the same timezone, UTC-7.

  • Flights from SAN to SFO start at 06:15 — the earliest with Alaska Airlines. The latest departure is at 22:17 with Alaska Airlines. In total, you can take your pick of 283 weekly San Diego International Airport to San Francisco International Airport flights.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Show up at the airport on time to board your SAN to SFO flight.

  • During popular months such as July, you'll want to get to the airport well in advance. Plan to arrive two hours before a domestic departure and four hours ahead of an international flight when you travel during a peak period in general.

  • With direct flights from San Diego International Airport to San Francisco International Airport available through a range of airlines, flying to San Francisco (and then other parts of United States) is a snap. You can travel nonstop with:

  • The airline with the highest booking volume on this route is Alaska Airlines.

  • With 70.88% of its services landing on schedule, United Airlines is the most punctual carrier offering SAN to SFO flights.

  • We make it a breeze to book a flight with a stopover. To see your options for tickets from San Diego International Airport to San Francisco International Airport, uncheck 'Direct flights only.' Then, choose a flight offering a stop long enough to visit your chosen city. Worthwhile stopovers between SAN and SFO include:

    • Los Angeles International Airport

    • Reno/Tahoe International Airport

    • Sacramento International Airport

How to find the cheapest flights from San Diego International Airport (SAN) to San Francisco International Airport (SFO)

  • The cheapest price we've seen for a one-way San Diego International Airport to San Francisco International Airport flight is $37. A return ticket right now is $75. Depending on the availability and when you book, these fares could change.

  • Book five months before you travel. After looking at the numbers on our calendar, this is how far you should book ahead to find cheap tickets from SAN to SFO.

  • Plan your trip for April. That's the cheapest month for flights from San Diego International Airport to San Francisco International Airport. If you're flexible with your travel dates, try out the 'Whole month' tool to find the lowest price across every month.

  • Save time looking for cheap flights from SAN to SFO by creating a Price Alert. You'll receive an email or notification on the app when fares go down.

  • Find the perfect flight for you with the help of the filters. To see the 'Best,' 'Cheapest' or 'Fastest' flights from San Diego International Airport to San Francisco International Airport, use the 'Sort by' tool. You can also filter results by departure and arrival times, airline, and number of stops.

Handy information about San Diego International Airport (SAN)

  • The address for SAN is Airport Drive.

  • Of all flights leaving San Diego International Airport, 71.38% touch down on time at their destination.

  • Central San Diego to San Diego International Airport is approximately 5 kilometres. Depending on traffic, it'll take about 10 minutes to get there if you're driving, catching a cab or ride-sharing.

  • The journey when using public transport will take about 20 minutes.

  • Get your journey off to a stress-free start by staying near SAN. Whether you're boarding an early flight from San Diego International Airport to San Francisco International Airport or just don't like being rushed, these hotels are the answer:

Arriving at San Francisco International Airport (SFO)

Getting from San Francisco International Airport (SFO) to central San Francisco

  • From San Francisco International Airport, San Francisco is approximately 21 kilometres away. It takes around 20 minutes to get to the centre driving.

  • If you're using public transport, expect a journey time of about 45 minutes.

When to fly to San Francisco International Airport (SFO)

  • August is the busiest month for flights from San Diego International Airport to San Francisco International Airport. For smaller crowds, go to San Francisco in February.

  • The warmest month in San Francisco is September, with the temperature ranging between 12ºC (54ºF) and 22ºC (72ºF). Lock in your flights from San Diego International Airport to San Francisco International Airport in this month if this is the type of weather you enjoy.

  • January has average temperatures of between 6ºC (43ºF) and 16ºC (61ºF). Look for cheap tickets from SAN to SFO sometime then if you want to travel in cooler conditions.

Explore more of United States

  • You've done San Francisco, now it's time to explore other parts of United States. Journey about 64 kilometres south-east to San Jose to check off its top attractions. From Winchester Mystery House to Rosicrucian Egyptian Museum and San Jose Museum of Art, you've got a jam-packed schedule ahead.

  • Around 257 kilometres south-east of San Francisco, Fresno is another essential stop in United States. Experience major highlights starting with Forestiere Underground Gardens, Fresno Chaffee Zoo and Shinzen Japanese Garden.

Plan the rest of your trip from San Diego to San Francisco

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.