Cheap Flight Tickets from San Francisco (SFO) to St Louis (STL), Starting at $247

Good to Know: Cheapest and Fastest SFO - STL Flights

Useful information for finding best airline tickets from San Francisco International to Lambert St Louis International on your next trip.

Cheapest Round Trip Flight

$247

F9 Frontier Airlines • 1 stop • 21h 48m

Sep 18 – Sep 25

The cheapest round trip flight from San Francisco to St Louis (SFO-STL-SFO) is currently $247

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Cheapest Direct Flight

$304

WN Southwest Airlines • nonstop • 5h 50m

Sep 19

The cheapest nonstop flight from San Francisco to St Louis (SFO-STL) is currently $304

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Fastest Flight

8m

The fastest nonstop flight from San Francisco to St Louis (SFO-STL) takes 8m

Top Airlines Flying from San Francisco to St Louis

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from San Francisco (SFO) to St Louis (STL)

Compare and book low fare round-trip air tickets from San Francisco to St Louis. Ideal for travelers with confirmed return itineraries.

Sep 18 - Sep 25, Economy
F9
San Francisco → St Louis
21h 48m
8:24 PM - 11:32 AM • 1 stop
F9
San Francisco → St Louis
11h 40m
12:17 PM - 5:17 PM • 1 stop
$247
Frontier Airlines
Sep 18 - Sep 25, Economy
F9
San Francisco → St Louis
31h 44m
2:28 PM - 11:32 AM • 1 stop
F9
San Francisco → St Louis
10h 4m
8:10 PM - 12:14 AM • 1 stop
$247
Frontier Airlines
Sep 17 - Sep 24, Economy
F9
San Francisco → St Louis
21h 45m
10:05 PM - 1:10 PM • 1 stop
F9
San Francisco → St Louis
10h 50m
12:27 PM - 5:17 PM • 1 stop
$253
Frontier Airlines
Sep 17 - Sep 24, Economy
AS
San Francisco → St Louis
13h 34m
1:45 PM - 11:59 PM • 1 stop
AS
San Francisco → St Louis
13h 54m
6:29 AM - 1:03 PM • 1 stop
$468
Alaska Airlines
Sep 18 - Sep 25, Economy
WN
San Francisco → St Louis
15h 40m
11:05 AM - 10:45 PM • 1 stop
WN
San Francisco → St Louis
6h 50m
8:25 AM - 10:35 AM • nonstop
$857
Southwest Airlines
Sep 18 - Sep 25, Economy
WN
San Francisco → St Louis
10h 30m
11:55 AM - 8:25 PM • 1 stop
WN
San Francisco → St Louis
6h 50m
8:25 AM - 10:35 AM • nonstop
$857
Southwest Airlines

Fly from San Francisco to St Louis with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from San Francisco to St Louis? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on San Francisco to St Louis Flights

What are the airports in San Francisco?
SFO
What’s the most popular airline flying from SFO to STL?
The most popular airline flying from San Francisco to St Louis are
Can I fly from SFO to STL non-stop?
Yes, you can fly SFO to STL non-stop on
Which airlines fly nonstop between San Francisco and St Louis?
The non-stop flights between San Francisco and St Louis are .
What’s the earliest departure time from SFO to STL Airport?
The earliest flight leaves SFO at 5:00 am and lands in STL - Lambert St Louis International
What are the airports in St Louis?
STL
Can I make changes to my San Francisco to St Louis 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 SFO to STL?
Read the fare rules of the San Francisco to St Louis 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 San Francisco and St Louis?
operate flights between San Francisco and St Louis
How long does a flight from San Francisco to St Louis take?
It takes approximately 4 hour to fly non-stop from SFO to STL, which is 1735.21 miles by air.
Which airlines provide the cheapest flights from San Francisco (SFO) to St Louis (STL) ?
In the past couple of days, the cheapest tickets to STL from SFO were found on AS : USD 468
Do I need a passport to fly between SFO and STL?
No
What’s the latest departure time from SFO to STL ?
The last flight leaves SFO at 10:05 pm

Essential Information for Booking Flights from San Francisco (SFO) - AI Insights

What's the cheapest airline from sfo to stl?
You can find budget-friendly flights from San Francisco International Airport (SFO) to Lambert St Louis International Airport (STL) with Frontier Airlines (F9), which offers low fares on round-trip flights. Book your tickets in advance to secure the cheapest airfares. Consider flying during the off-season for more savings. Look for flights with affordable airfare options on fareleaders.com for the best deals.
What's the popular airline to fly from sfo to stl?
Southwest Airlines offers flights from San Francisco International Airport (SFO) to Lambert St Louis International Airport (STL) for round-trip travel. For a budget-friendly option, consider booking in advance to secure low fares. You can search for flights on fareleaders.com for the best deals.
What's the cheapest day of the week to fly from sfo to stl?
The cheapest day to fly from San Francisco International Airport (SFO) to Lambert St Louis International Airport (STL) is Tuesday. Flying on Tuesdays can result in Low Fares for your Round Trip journey. You can find Budget-friendly flights with Savings on airfares by booking in advance.
What's the cheapest month to fly from sfo to stl?
The cheapest month to fly from San Francisco International Airport (SFO) to Lambert St Louis International Airport (STL) is December, as it tends to have lower airfares compared to other months. You can expect to find budget-friendly flights during this time.
Which airline/airlines fly from sfo to stl?
The airlines that fly from San Francisco International Airport (SFO) to Lambert St Louis International Airport (STL) include Frontier Airlines, Alaska Airlines, Delta Airlines, Southwest Airlines, JetBlue Airways, Flair Airlines, Aeromexico, American Airlines, and United Airlines. You can find the best fares and airfares on these airlines for your round trip journey. Look for budget-friendly flights and savings on their websites or through airfare comparison platforms like fareleaders.com.
What is the cheapest airfare from San Francisco to St Louis?
The cheapest airfare from San Francisco to St Louis can be found with Frontier Airlines (F9) with a fare of $200 for a round trip ticket.
How many booking options are available for round trip flights?
On fareleaders.com, you can compare and book round trip flights from San Francisco to St Louis with multiple airlines, including Southwest Airlines (WN), Alaska Airlines (AS), and Delta Airlines (DL).
Can I book a busco ticket online?
No, busco tickets are not available for online booking. However, you can find and book flights with airlines like Frontier Airlines (F9), Southwest Airlines (WN), and JetBlue Airways (B6) on fareleaders.com.
What is the best way to find weekend flights?
To find weekend flights from San Francisco to St Louis, use fareleaders.com and filter your search by "Weekend" to find the best deals.
How do I make a booking on fareleaders.com?
To make a booking on fareleaders.com, simply compare and select your preferred flight, then click on the "Book Now" button to complete your booking.
Can I get a fare comparison on the web?
Yes, fareleaders.com provides a fare comparison feature that allows you to compare airfares from San Francisco to St Louis with multiple airlines.
How do I find flights from San to St Louis?
To find flights from San Francisco to St Louis, use fareleaders.com and enter your travel dates and preferred airline to find the best deals.

San Francisco (SFO) to St Louis (STL): Airport Information

Origin Airport San Francisco International , San Francisco, US
Destination Airport Lambert St Louis International , St Louis, US
Distance 1735 miles

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