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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
$319
Frontier Airlines
• 1 stop
• 28h 40m
Jul 27 – Jul 30
The cheapest round trip flight from St Louis to San Francisco (STL-SFO-STL) is currently $319
Cheapest Direct Flight
$447
Southwest Airlines
• nonstop
• 6h 45m
Jul 27
The cheapest nonstop flight from St Louis to San Francisco (STL-SFO) is currently $447
Fastest Flight
6h 45m
The fastest nonstop flight from St Louis to San Francisco (STL-SFO) takes 6h 45m
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.
Jul 27 - Jul 30, Economy
St Louis → San Francisco
28h 40m
7:10 PM - 10:30 AM • 1 stop
St Louis → San Francisco
14h 7m
10:10 PM - 8:57 AM • 1 stop
Frontier Airlines
Jul 27 - Jul 30, Economy
St Louis → San Francisco
12h 39m
5:37 PM - 11:36 PM • 1 stop
St Louis → San Francisco
15h 32m
12:27 PM - 11:59 PM • 1 stop
Alaska Airlines
Jul 27 - Jul 30, Economy
St Louis → San Francisco
10h 40m
9:15 AM - 1:55 PM • 1 stop
St Louis → San Francisco
15h 30m
5:00 AM - 4:30 PM • 1 stop
Southwest Airlines
Jul 27 - Jul 30, Economy
St Louis → San Francisco
13h 35m
3:20 PM - 9:35 PM • 2 stops
St Louis → San Francisco
15h 30m
5:00 AM - 4:30 PM • 1 stop
Southwest Airlines
Jul 27 - Jul 30, Economy
St Louis → San Francisco
7h
7:23 PM - 9:43 PM • nonstop
St Louis → San Francisco
6h 45m
12:12 PM - 6:17 PM • nonstop
United 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.
Jul 27 - Jul 30, Economy
St Louis → San Francisco
6h 45m
8:15 AM - 10:20 AM • nonstop
St Louis → San Francisco
6h 45m
10:50 AM - 4:55 PM • nonstop
Southwest Airlines
Jul 27 - Jul 30, Economy
St Louis → San Francisco
7h
7:23 PM - 9:43 PM • nonstop
St Louis → San Francisco
6h 45m
12:12 PM - 6:17 PM • nonstop
United Airlines
Jul 26 - Jul 29, Economy
St Louis → San Francisco
6h 45m
5:50 PM - 7:55 PM • nonstop
St Louis → San Francisco
5h 50m
12:20 PM - 6:10 PM • nonstop
Southwest 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 6:01 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 421
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 7:23 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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