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Latest Flight Deals from St. Louis to San Francisco

Book one-way or return flights from St. Louis to San Francisco from as little as IDR 856,888. 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.
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 IDR 856,888
Spirit Airlines
From IDR 1,159,582
American Airlines
From IDR 1,709,326
Delta Air Lines
From IDR 1,989,762
Sun Country Airlines
From IDR 2,377,031
United Airlines
From IDR 2,612,953
Alaska Airlines
From IDR 2,764,300
Southwest Airlines
From IDR 3,236,145
Southern Airways Express
From IDR 3,752,504
ANA airlines

Find more flights and airlines

Alternative Routes from St. Louis to San Francisco

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

  • Cheapest
    Frontier Airlines
    STL
    19:23
    7h 18m
    1 transfer
    SFO
    00:41
    St. Louis Lambert International Airport - San Francisco International Airport
    Wed, May 22Frontier Airlines
    IDR 856,888
  • Frontier Airlines
    STL
    19:23
    7h 18m
    1 transfer
    SFO
    00:41
    St. Louis Lambert International Airport - San Francisco International Airport
    Wed, May 22Frontier Airlines
    IDR 856,888
    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 IDR 5,604,273.
  • How long is the flight from St. Louis (STL) to San Francisco (SFO)?

    It takes about 4 hours 15 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): 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.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from St. Louis to San Francisco

Cheapest direct flight price

IDR 856,888

Cheapest return ticket price

IDR 5,817,939

Cheapest month

May

Peak season for travel

November

Flight distance

2,805.34km

Average flight time

4 hours 15 minutes

Popular airline

Alaska Airlines