Cheap flights to San Francisco County

View €37 flight on Mon, 2 Feb 2026Opens in a new window

Popular airlines to San Francisco County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Alaska Airlines

    Alaska Airlines

  • Frontier Airlines

    Frontier Airlines

  • Southwest Airlines

    Southwest Airlines

  • Spirit Airlines

    Spirit Airlines

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Cheap round-trip flights to San Francisco County

Prices were available within the past 7 days and start at €37 for one-way flights and €135 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 31 Jan - Sun, 1 Feb
SAN
San Diego
SFO
San Francisco
€135 Return, found 1 day ago
€135
Return
found 1 day ago
Select Delta flight, departing Sat, 31 Jan from San Diego to San Francisco, returning Sun, 1 Feb, priced at €135 found 1 day ago
Delta
Sat, 31 Jan - Sun, 1 Feb
SAN
San Diego
SJC
San Jose
€139 Return, found 1 day ago
€139
Return
found 1 day ago
Select Delta flight, departing Sat, 31 Jan from San Diego to San Jose, returning Sun, 1 Feb, priced at €139 found 1 day ago
American Airlines
Mon, 2 Mar - Mon, 9 Mar
DFW
Dallas
SFO
San Francisco
€147 Return, found 4 days ago
€147
Return
found 4 days ago
Select American Airlines flight, departing Mon, 2 Mar from Dallas to San Francisco, returning Mon, 9 Mar, priced at €147 found 4 days ago
American Airlines
Thu, 19 Feb - Thu, 26 Feb
CLD
Carlsbad
SFO
San Francisco
€152 Return, found 6 days ago
€152
Return
found 6 days ago
Select American Airlines flight, departing Thu, 19 Feb from Carlsbad to San Francisco, returning Thu, 26 Feb, priced at €152 found 6 days ago
United
Sat, 7 Feb - Sun, 8 Feb
SAN
San Diego
SFO
San Francisco
€153 Return, found 4 hours ago
€153
Return
found 4 hours ago
Select United flight, departing Sat, 7 Feb from San Diego to San Francisco, returning Sun, 8 Feb, priced at €153 found 4 hours ago
American Airlines
Sat, 31 Jan - Sun, 1 Feb
CLD
Carlsbad
SJC
San Jose
€205 Return, found 5 days ago
€205
Return
found 5 days ago
Select American Airlines flight, departing Sat, 31 Jan from Carlsbad to San Jose, returning Sun, 1 Feb, priced at €205 found 5 days ago
Delta
Wed, 1 Apr - Wed, 8 Apr
DFW
Dallas
OAK
Oakland
€218 Return, found 16 hours ago
€218
Return
found 16 hours ago
Select Delta flight, departing Wed, 1 Apr from Dallas to Oakland, returning Wed, 8 Apr, priced at €218 found 16 hours ago
Delta
Tue, 27 Jan - Sat, 31 Jan
DAL
Dallas
SFO
San Francisco
€231 Return, found 5 days ago
€231
Return
found 5 days ago
Select Delta flight, departing Tue, 27 Jan from Dallas to San Francisco, returning Sat, 31 Jan, priced at €231 found 5 days ago
JetBlue Airways
Sat, 31 Jan - Mon, 2 Feb
SAN
San Diego
SFO
San Francisco
€365 Return, found 3 days ago
€365
Return
found 3 days ago
Select JetBlue Airways flight, departing Sat, 31 Jan from San Diego to San Francisco, returning Mon, 2 Feb, priced at €365 found 3 days ago
British Airways
Fri, 27 Feb - Sat, 7 Mar
DUB
Dublin
SFO
San Francisco
€402 Return, found 2 days ago
€402
Return
found 2 days ago
Select British Airways flight, departing Fri, 27 Feb from Dublin to San Francisco, returning Sat, 7 Mar, priced at €402 found 2 days ago

About San Francisco County

Expedia offers flights to San Francisco County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to San Francisco County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to San Francisco County that have flexible change policies?
We know that travel schedules can change from one minute to the next, so reserving a flexible airfare with Expedia is always a wise idea. Simply click on "No change fee" directly under the "Flexible change policies" filter. Your low-cost, flexible flight to San Francisco County is just a few clicks away.
Which airlines fly to San Francisco County?
Find a seat with one of these airlines and dynamic San Francisco County will be all yours to explore:

  • United Airlines - 5,914 flights to or near San Francisco County each month, including 5,914 flights to San Francisco Intl. Airport (SFO) per month.
  • Alaska Airlines - 2,349 flights to or near San Francisco County each month, including 2,349 flights to San Francisco Intl. Airport (SFO) per month.
  • Delta Air Lines - 1,222 flights to or near San Francisco County each month, including 1,222 flights to San Francisco Intl. Airport (SFO) per month.

How can I find cheap tickets to San Francisco County?
For an amazing deal to San Francisco County, book well ahead of time. Also consider using Expedia's handy "flexible dates" feature at the top of your search results. This will show you prices for the days around your travel dates. In the last seven days, €135 was the best price for a flight to San Francisco County.
How much is a flight to San Francisco County?
The cost of a round-trip journey to San Francisco County in the last seven days ranged between €135 and €402. If you were travelling one way from San Diego (SAN), you could have landed an affordable fare from only €37.
What are the most popular airports to fly into in San Francisco County?
A major gateway to San Francisco County, about 11,935 flights land at San Francisco Intl. Airport (SFO) every month. Look for a great deal, reserve your seat and prepare to enjoy the best of this popular region.
How much is a plane ticket to San Francisco County?
In the last seven days, journeys to San Francisco County varied between €135 and €402. Prices generally depend on the departure time, seating class, airline and how early the fare is booked.
What months are the cheapest to book a flight to San Francisco County?
February is the most affordable month to lock in a seat for your San Francisco County escape. Tickets cost the most during the festive month of December, so keep clear of this time if possible.

Trending flights to San Francisco County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Fri, 27 Feb - Sat, 7 Mar
DUB
Dublin
SFO
San Francisco
€402 Return, found 2 days ago
€402
Return
found 2 days ago
Select British Airways flight, departing Fri, 27 Feb from Dublin to San Francisco, returning Sat, 7 Mar, priced at €402 found 2 days ago
*Available to Expedia members.