$52 Find Cheap Flights from St. Louis to San Francisco

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Find cheap flights from St. Louis to San Francisco starting at $52.

Book one-way or return flights from St. Louis to San Francisco from as little as $52. 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 cheap airlines flights 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 $52

Spirit Airlines

From $67

American Airlines

From $96

Southwest Airlines

From $112

Alaska Airlines

From $120

Delta Air Lines

From $123

United Airlines

From $124

Sun Country Airlines

From $149

Southern Airways Express

From $205

ANA airlines

Find more flights and airlines

Find cheap flights from St. Louis to San Francisco by different airports

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
$52
STL
20:04
16h 49m
1 transfer
SFO
10:53
St. Louis Lambert International Airport - San Francisco International Airport
Wed, May 8Frontier Airlines
$52
Find More Flights

Frequently Asked Questions

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 departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from St. Louis (STL) to San Francisco (SFO) cost?
According to Trip.com's data, the lowest price is around $328.
How long does it take to fly from St. Louis (STL) to San Francisco (SFO) and what is the distance?
It takes around 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. It takes about 30 minutes by taxi.
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.

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

St. Louis to San Francisco Flight Information

Cheapest nonstop flight price	$51
Cheapest round-trip ticket price	$336
Off-season for travel	December
Peak season for travel	October
Flight distance	2,805.34km
Average flight time	5 hours 48 minutes
Popular airline	American Airlines