Cheap Flights from St. Louis (STL) to San Francisco (SFO) from HK$1,153~

View HK$1,153 flight on Sat, 25 Oct 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to San Francisco Intl. Airport (SFO)

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Find Cheap Flights from St. Louis (STL) to San Francisco (SFO)

Prices were available within the past 7 days and start at HK$1,153 for one-way flights and HK$2,482 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 21 Aug - Wed, 27 Aug
STL
St. Louis
SFO
San Francisco
HK$2,482 Return, found 1 day ago
HK$2,482
Return
found 1 day ago
Select Delta flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Wed, 27 Aug, priced at HK$2,482 found 1 day ago
United
Thu, 21 Aug - Wed, 27 Aug
STL
St. Louis
SFO
San Francisco
HK$2,683 Return, found 1 day ago
HK$2,683
Return
found 1 day ago
Select United flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Wed, 27 Aug, priced at HK$2,683 found 1 day ago
Delta
Thu, 21 Aug - Wed, 27 Aug
STL
St. Louis
SFO
San Francisco
HK$2,760 Return, found 1 day ago
HK$2,760
Return
found 1 day ago
Select Delta flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Wed, 27 Aug, priced at HK$2,760 found 1 day ago
Delta
Thu, 21 Aug - Wed, 27 Aug
STL
St. Louis
SFO
San Francisco
HK$2,837 Return, found 1 day ago
HK$2,837
Return
found 1 day ago
Select Delta flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Wed, 27 Aug, priced at HK$2,837 found 1 day ago
American Airlines
Thu, 21 Aug - Wed, 27 Aug
STL
St. Louis
SFO
San Francisco
HK$2,878 Return, found 1 day ago
HK$2,878
Return
found 1 day ago
Select American Airlines flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Wed, 27 Aug, priced at HK$2,878 found 1 day ago
Delta
Thu, 21 Aug - Wed, 27 Aug
STL
St. Louis
SFO
San Francisco
HK$2,880 Return, found 1 day ago
HK$2,880
Return
found 1 day ago
Select Delta flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Wed, 27 Aug, priced at HK$2,880 found 1 day ago
United
Thu, 21 Aug - Wed, 27 Aug
STL
St. Louis
SFO
San Francisco
HK$2,955 Return, found 1 day ago
HK$2,955
Return
found 1 day ago
Select United flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Wed, 27 Aug, priced at HK$2,955 found 1 day ago
United
Thu, 21 Aug - Wed, 27 Aug
STL
St. Louis
SFO
San Francisco
HK$3,037 Return, found 1 day ago
HK$3,037
Return
found 1 day ago
Select United flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Wed, 27 Aug, priced at HK$3,037 found 1 day ago
United
Thu, 21 Aug - Wed, 27 Aug
STL
St. Louis
SFO
San Francisco
HK$3,114 Return, found 1 day ago
HK$3,114
Return
found 1 day ago
Select United flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Wed, 27 Aug, priced at HK$3,114 found 1 day ago
United
Thu, 21 Aug - Wed, 27 Aug
STL
St. Louis
SFO
San Francisco
HK$3,115 Return, found 1 day ago
HK$3,115
Return
found 1 day ago
Select United flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Wed, 27 Aug, priced at HK$3,115 found 1 day ago

Find the cheapest month to fly from St. Louis (STL) to San Francisco (SFO)

October is typically the cheapest month to fly

From HK$926 - HK$2,559 per traveller.

Graph displaying average flight prices per month

St. Louis to San Francisco route information
Origin airport
Lambert-St. Louis Intl.
Destination airport
San Francisco Intl.
Airlines serving
American Airlines, Delta, United
Return price
HK$2,482
Distance
2771 km
Average flight time
2 hours 12 mins

Flights from St. Louis to San Francisco

Book cheap flights from St. Louis (STL) to San Francisco (SFO) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from St. Louis (STL) to San Francisco (SFO) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your St. Louis (STL) to San Francisco (SFO) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your San Francisco flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in San Francisco and things to do in San Francisco for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to San Francisco more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to San Francisco is HK$1,153 now!

 

Frequently asked questions

How much is a flight from Lambert Field to San Francisco Intl. Airport (SFO)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight between Lambert Field and San Francisco Airport was HK$2,482. Cheap fares don't hang around, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Lambert Field to San Francisco Intl. Airport (SFO)?
Most flights can be conveniently canceled online, but whether or not you incur a fee depends on your airline. If you do have to cancel your vacation, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from STL to San Francisco Intl. Airport (SFO) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Lambert-St. Louis Intl. Airport (STL) to San Francisco Intl. Airport (SFO) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Lambert Field to SFO?
The flying distance between STL (STL) and San Francisco Airport (SFO) is 2,800 kilometers. Squeeze in a nap or finish off your latest read and the trip will whiz by.
Which airlines fly direct from St. Louis Lambert International Airport to SFO?
You won't find any airlines operating directly between STL and SFO, so be ready to make at least one stop on your journey. A layover, whether short or long, can be a nice way to break up a trip!
Are Lambert Field to San Francisco Intl. Airport (SFO) flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Lambert-St. Louis Intl. Airport (STL) to San Francisco Airport can be hit-or-miss. It is possible to score a bargain, but then again, you could miss out! If you'd rather start planning your trip early on, Expedia compares flight deals up to 12 months in advance. Just bear in mind that not all airlines advertise their prices so far in advance. Our suggestion? Check back often as updates are made regularly.

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