$28 Cheap Flights to San Francisco, CA

View $28 flight on Wed, Jun 3, 2026Opens in a new window

Popular airlines to San Francisco

How much is the cheapest flight to San Francisco?

Prices were available within the past 7 days and start at $28 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, May 9 - Mon, May 11
SAN
San Diego
SFO
San Francisco
$56 Roundtrip, found 2 hours ago
$56
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Sat, May 9 from San Diego to San Francisco, returning Mon, May 11, priced at $56 found 2 hours ago
United
Tue, Jun 9 - Wed, Jun 10
LAX
Los Angeles
SFO
San Francisco
$117 Roundtrip, found 1 hour ago
$117
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Jun 9 from Los Angeles to San Francisco, returning Wed, Jun 10, priced at $117 found 1 hour ago
Southwest Airlines
Tue, Jun 9 - Wed, Jun 10
LAX
Los Angeles
SFO
San Francisco
$117 Roundtrip, found 1 hour ago
$117
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Tue, Jun 9 from Los Angeles to San Francisco, returning Wed, Jun 10, priced at $117 found 1 hour ago
Delta
Tue, Jun 23 - Wed, Jun 24
LAX
Los Angeles
SFO
San Francisco
$137 Roundtrip, found 1 hour ago
$137
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Jun 23 from Los Angeles to San Francisco, returning Wed, Jun 24, priced at $137 found 1 hour ago
American Airlines
Sat, May 2 - Tue, May 5
LAX
Los Angeles
SFO
San Francisco
$142 Roundtrip, just found
$142
Roundtrip
just found
Select American Airlines flight, departing Sat, May 2 from Los Angeles to San Francisco, returning Tue, May 5, priced at $142 just found

Alternative airports near San Francisco

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Francisco Intl. SFO. Cheapest and Closest option available. Average driving time to city center is 19 minutes. Flights from $389
SFO
San Francisco Intl.
CheapestClosest
Average driving time to city center19 min
Flights from $389
Select flight to Oakland Intl. OAK. Cheapest option available. Average driving time to city center is 26 minutes. Flights from $389
OAK
Oakland Intl.
Cheapest
Average driving time to city center26 min
Flights from $389

Frequently asked questions

What month is the cheapest to fly to San Francisco?
May is the cheapest month to fly to San Francisco. There's less demand then, so you're likely to score a great deal. Booking your trip outside of major holidays and school breaks could also help you save.
Which US cities have the cheapest flights to San Francisco?
Typically, Los Angeles, San Diego and New York offer cheap flights to San Francisco. However, flexibility is the secret to landing the lowest prices. Book midweek or during the off-peak season to keep costs as low as possible.
Which US cities fly direct to San Francisco?
You can fly to San Francisco without any stops from 64 US destinations. To find a nonstop route, select "Direct flights only" when organizing your flights to San Francisco on Expedia. Then, explore your options and find the best departure from one of these cities:

  • Los Angeles
  • San Diego
  • New York
  • Seattle
  • Las Vegas

How to find a cheap flight to San Francisco?
To lock in cheap flights to San Francisco, book in advance or visit during the off-season months of February and April. Want another tip? Depart on a Thursday and save 16% on average compared to traveling on a Sunday.* Opt to receive price alerts on the Expedia app and we'll notify you as soon as your fares go down.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to San Francisco?
You can find cheap deals on last-minute flights to San Francisco, especially if your travel plans are flexible. Think about flying from a different airport, changing your trip dates or picking an alternative carrier to get a cheap flight to San Francisco.
How far in advance should I book a flight to San Francisco?
To pick up some of the biggest savings on domestic journeys, book your flight to San Francisco 28 days ahead of your travel dates. For international flights, book two to four months in advance. This boosts your chances of getting the departure dates and seats you want.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to San Francisco?
Sundays are usually the best day to book a cheap flight to San Francisco, where you can save 8% on average compared to a Friday. If you choose to purchase tickets on a Friday, be ready to pay a higher price as this is typically the most expensive day.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to San Francisco?
San Francisco has connections to 121 airports globally through 51 airlines, with San Francisco Intl. Airport (SFO) as its primary entry point. Take your pick of these popular airlines to San Francisco when planning your journey:

  • United Airlines
  • Alaska Airlines
  • American Airlines
  • Delta Air Lines

Where do you fly into San Francisco?
If you're flying to San Francisco, the main airport to arrive at is Oakland Intl. Airport (OAK). You can also jet into nearby hubs like San Francisco Intl. Airport (SFO), Norman Y. Mineta San Jose Intl. Airport (SJC) or San Jose, CA (RHV-Reid Hillview). Another great option to keep in mind when you fly to San Francisco is Sonoma County Airport (STS).
How far is the airport from central San Francisco?
Jetting into Oakland Intl. Airport (OAK) puts you about 12 mi southeast of the center of San Francisco.
Can I save money by booking a San Francisco trip package?
Book a San Francisco flight and hotel package deal on Expedia, and you could enjoy significant savings. It's a breeze to bundle your hotel and flight, and you can also add activities and car rentals to create your own customized San Francisco trip. Plus, there's nothing like the convenience of booking everything in one place.
Can I change or cancel my flight to San Francisco?
It's often possible to cancel or change your flight to San Francisco. Many airlines allow you to cancel your flight for free within 24 hours of booking. However, some flights are non-refundable, and airlines may offer you a credit toward future flights rather than a direct refund. To reserve cheap flights to San Francisco with flexible change policies, select the "No cancel fee" or "Changes included" filters during your search. Need more information? Visit our Customer Service Portal.

*Flight schedules are subject to change.

*Available to One Key members.

 

Travel information

Destination airport
San Francisco Intl.
Destination airport IATA code
SFO
Destination city name
San Francisco
Roundtrip price
$56

Trending flights to San Francisco

Prices were available within the past 7 days and start at $28 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, May 9 - Mon, May 11
SAN
San Diego
SFO
San Francisco
$56 Roundtrip, found 2 hours ago
$56
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Sat, May 9 from San Diego to San Francisco, returning Mon, May 11, priced at $56 found 2 hours ago

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