Cheap Flights from St. Louis to San Francisco from CAD 71️ 2024

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Find St. Louis to San Francisco flights starting at CAD 71.

Book one-way or return flights from St. Louis to San Francisco from as little as CAD 71. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from St. Louis to San Francisco? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from St. Louis to San Francisco. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Find Cheapest Airlines Flying from St. Louis to San Francisco

View airlines operating flights from St. Louis to San Francisco. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines

From CAD 71

Spirit Airlines

From CAD 92

American Airlines

From CAD 132

Southwest Airlines

From CAD 153

Alaska Airlines

From CAD 164

Delta Air Lines

From CAD 168

United Airlines

From CAD 170

Sun Country Airlines

From CAD 203

Southern Airways Express

From CAD 279

ANA airlines

Find more flights and airlines

Alternative Routes for St. Louis to San Francisco Flights

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from St. Louis to San Francisco.

Cheapest
STL
20:04
16h 49m
1 transfer
SFO
10:53
St. Louis Lambert International Airport - San Francisco International Airport
Wed, May 8Frontier Airlines
CAD 71
STL
20:04
16h 49m
1 transfer
SFO
10:53
St. Louis Lambert International Airport - San Francisco International Airport
Wed, May 8Frontier Airlines
CAD 71
Find More Flights

How do I find the cheapest flights?

When are flight tickets from St. Louis (STL) to San Francisco (SFO) the cheapest?
Airlines adjust prices for flights from St. Louis to San Francisco based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from St. Louis (STL) to San Francisco (SFO) cost?
According to Trip.com's data, the lowest price is around CAD 449.
How long is the flight from St. Louis (STL) to San Francisco (SFO)?
It takes about 5 hours 48 minutes to fly from St. Louis (STL) to San Francisco (SFO).
What is the transportation method from the main airport to downtown in San Francisco?
- The distance from San Francisco International Airport to downtown is about 17km, by taxi about 30 minutes.
What are the most popular airlines that fly from St. Louis (STL) to San Francisco (SFO)?
Airlines with flights from St. Louis (STL) to San Francisco (SFO): United Airlines and Southwest Airlines.
What's the most popular airline for direct flights from St. Louis (STL) to San Francisco (SFO)?
Southwest Airlines operates 1 direct flights from St. Louis (STL) to San Francisco (SFO).
How many airports in San Francisco (SFO)?
There are 1 airport(s) in San Francisco (SFO): San Francisco International Airport.

How to find a cheap flight from St. Louis to San Francisco

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from St. Louis to San Francisco. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com

Flight Information for St. Louis to San Francisco Flights

Cheapest direct flight price	CAD 70
Cheapest return ticket price	CAD 459
Cheapest month	December
Peak season for travel	October
Flight distance	2,805.34km
Average flight time	5 hours 48 minutes
Popular airline	American Airlines