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Uncover the best deals on St Louis to San Francisco flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest STL - SFO Flights
Useful information for finding best airline tickets from Lambert St Louis International to San Francisco International on your next trip.
Cheapest Round Trip Flight
$382
Southwest Airlines
• 2 stops
• 27h
Aug 17 – Aug 24
The cheapest round trip flight from St Louis to San Francisco (STL-SFO-STL) is currently $382
Cheapest Direct Flight
$431
United Airlines
• nonstop
• 7h 2m
Aug 17
The cheapest nonstop flight from St Louis to San Francisco (STL-SFO) is currently $431
Fastest Flight
6h 50m
The fastest nonstop flight from St Louis to San Francisco (STL-SFO) takes 6h 50m
Top Airlines Flying from St Louis to San Francisco
Latest Flight Deals from St Louis (STL) to San Francisco (SFO)
Compare and book low fare round-trip air tickets from St Louis to San Francisco. Ideal for travelers with confirmed return itineraries.
Aug 17 - Aug 24, Economy
St Louis → San Francisco
27h
6:40 PM - 9:00 AM • 2 stops
St Louis → San Francisco
30h 50m
2:05 PM - 10:55 AM • 2 stops
Southwest Airlines
Aug 17 - Aug 24, Economy
St Louis → San Francisco
10h
6:25 AM - 10:25 AM • 1 stop
St Louis → San Francisco
12h 25m
3:00 PM - 12:45 AM • 1 stop
Southwest Airlines
Aug 17 - Aug 24, Economy
St Louis → San Francisco
10h
6:25 AM - 10:25 AM • 1 stop
St Louis → San Francisco
18h 30m
10:40 AM - 11:50 PM • 2 stops
Southwest Airlines
Aug 17 - Aug 24, Economy
St Louis → San Francisco
10h 10m
6:00 AM - 10:10 AM • 1 stop
St Louis → San Francisco
10h 30m
5:10 AM - 1:40 PM • 1 stop
Southwest Airlines
Aug 17 - Aug 24, Economy
St Louis → San Francisco
11h 45m
6:00 PM - 11:05 PM • 1 stop
St Louis → San Francisco
9h 10m
3:20 PM - 11:10 PM • 1 stop
Southwest Airlines
Flying to San Francisco soon? We've surfaced some of the most affordable last-minute flights from St Louis to San Francisco, ideal for urgent plans or spontaneous trips.
Aug 17 - Aug 24, Economy
St Louis → San Francisco
27h
6:40 PM - 9:00 AM • 2 stops
St Louis → San Francisco
30h 50m
2:05 PM - 10:55 AM • 2 stops
Southwest Airlines
Aug 17 - Aug 24, Economy
St Louis → San Francisco
10h
6:25 AM - 10:25 AM • 1 stop
St Louis → San Francisco
12h 25m
3:00 PM - 12:45 AM • 1 stop
Southwest Airlines
Aug 17 - Aug 24, Economy
St Louis → San Francisco
10h
6:25 AM - 10:25 AM • 1 stop
St Louis → San Francisco
18h 30m
10:40 AM - 11:50 PM • 2 stops
Southwest Airlines
Aug 17 - Aug 24, Economy
St Louis → San Francisco
10h 10m
6:00 AM - 10:10 AM • 1 stop
St Louis → San Francisco
10h 30m
5:10 AM - 1:40 PM • 1 stop
Southwest Airlines
Aug 17 - Aug 24, Economy
St Louis → San Francisco
11h 45m
6:00 PM - 11:05 PM • 1 stop
St Louis → San Francisco
9h 10m
3:20 PM - 11:10 PM • 1 stop
Southwest Airlines
Looking for the fastest way to San Francisco? These direct flight options from STL to SFO offer both convenience and value—no layovers, just straight to your destination.
Aug 17 - Aug 24, Economy
St Louis → San Francisco
7h 2m
8:42 AM - 11:04 AM • nonstop
St Louis → San Francisco
13h 58m
5:00 AM - 3:38 PM • nonstop
United Airlines
FAQs on St Louis to San Francisco Flights
What are the airports in St Louis?
STL
What’s the most popular airline flying from STL to SFO?
The most popular airline flying from St Louis to San Francisco are
Can I fly from STL to SFO non-stop?
Yes, you can fly STL to SFO non-stop on
Which airlines fly nonstop between St Louis and San Francisco?
The non-stop flights between St Louis and San Francisco are .
What’s the earliest departure time from STL to SFO Airport?
The earliest flight leaves STL at 6:00 am and lands in SFO - San Francisco International
What are the airports in San Francisco?
SFO
Can I make changes to my St Louis to San Francisco flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from STL to SFO?
Read the fare rules of the St Louis to San Francisco air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from St Louis and San Francisco?
operate flights between St Louis and San Francisco
How long does a flight from St Louis to San Francisco take?
It takes approximately 4 hour to fly non-stop from STL to SFO, which is 1735.21 miles by air.
Which airlines provide the cheapest flights from St Louis (STL) to San Francisco (SFO) ?
In the past couple of days, the cheapest tickets to SFO from STL were found on WN : USD 412
Do I need a passport to fly between STL and SFO?
No
What’s the latest departure time from STL to SFO ?
The last flight leaves STL at 6:40 pm
St Louis (STL) to San Francisco (SFO): Airport Information
| Origin Airport | Lambert St Louis International , St Louis, US |
| Destination Airport | San Francisco International , San Francisco, US |
| Distance | 1735 miles |
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