S$219 Cheap Flights from St. Louis to San Francisco

View S$219 flight on Mon, 3 Nov, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to San Francisco Intl. Airport (SFO)

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Cheap Flights from St. Louis to San Francisco (STL-SFO)

Prices were available within the past 7 days and start at S$219 for one-way flights and S$444 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 21 Aug - Mon, 25 Aug
STL
St. Louis
SFO
San Francisco
S$444 Return, found 6 days ago
S$444
Return
found 6 days ago
Select Delta flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Mon, 25 Aug, priced at S$444 found 6 days ago
Delta
Thu, 21 Aug - Mon, 25 Aug
STL
St. Louis
SFO
San Francisco
S$478 Return, found 6 days ago
S$478
Return
found 6 days ago
Select Delta flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Mon, 25 Aug, priced at S$478 found 6 days ago
Delta
Fri, 29 Aug - Fri, 5 Sep
STL
St. Louis
SFO
San Francisco
S$483 Return, found 5 days ago
S$483
Return
found 5 days ago
Select Delta flight, departing Fri, 29 Aug from St. Louis to San Francisco, returning Fri, 5 Sep, priced at S$483 found 5 days ago
United
Thu, 21 Aug - Mon, 25 Aug
STL
St. Louis
SFO
San Francisco
S$490 Return, found 6 days ago
S$490
Return
found 6 days ago
Select United flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Mon, 25 Aug, priced at S$490 found 6 days ago
Delta
Thu, 21 Aug - Mon, 25 Aug
STL
St. Louis
SFO
San Francisco
S$502 Return, found 6 days ago
S$502
Return
found 6 days ago
Select Delta flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Mon, 25 Aug, priced at S$502 found 6 days ago
American Airlines
Thu, 21 Aug - Mon, 25 Aug
STL
St. Louis
SFO
San Francisco
S$509 Return, found 6 days ago
S$509
Return
found 6 days ago
Select American Airlines flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Mon, 25 Aug, priced at S$509 found 6 days ago
Delta
Fri, 29 Aug - Fri, 5 Sep
STL
St. Louis
SFO
San Francisco
S$511 Return, found 5 days ago
S$511
Return
found 5 days ago
Select Delta flight, departing Fri, 29 Aug from St. Louis to San Francisco, returning Fri, 5 Sep, priced at S$511 found 5 days ago
Delta
Thu, 21 Aug - Mon, 25 Aug
STL
St. Louis
SFO
San Francisco
S$517 Return, found 6 days ago
S$517
Return
found 6 days ago
Select Delta flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Mon, 25 Aug, priced at S$517 found 6 days ago
Delta
Thu, 21 Aug - Mon, 25 Aug
STL
St. Louis
SFO
San Francisco
S$520 Return, found 6 days ago
S$520
Return
found 6 days ago
Select Delta flight, departing Thu, 21 Aug from St. Louis to San Francisco, returning Mon, 25 Aug, priced at S$520 found 6 days ago
Southern Airways Express
Fri, 29 Aug - Fri, 5 Sep
STL
St. Louis
SFO
San Francisco
S$576 Return, found 5 days ago
S$576
Return
found 5 days ago
Select Southern Airways Express flight, departing Fri, 29 Aug from St. Louis to San Francisco, returning Fri, 5 Sep, priced at S$576 found 5 days ago

Find the cheapest month to fly from St. Louis (STL) to San Francisco (SFO)

October is typically the cheapest month to fly

From S$152 - S$422 per traveller.

Graph displaying average flight prices per month

St. Louis to San Francisco route information
Origin airport
Lambert-St. Louis Intl.
Destination airport
San Francisco Intl.
Return price
S$444
Distance
2771 km
Average flight time
2 hours 34 mins

Perfect flights from St. Louis to San Francisco

Your Journey from St. Louis to San Francisco

Start your unforgettable journey with Expedia. Our broad selection of flights from St. Louis to San Francisco caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, United, American Airlines, Southern Airways Express. Our selection of flights from Lambert-St. Louis Intl. to San Francisco Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with St. Louis to San Francisco Flights

Experience the joy of finding cheap flights from Lambert-St. Louis Intl. to San Francisco Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$219 and roundtrip prices from S$444*.
 

Pre-Flight Essentials

Ensure a smooth journey from St. Louis to San Francisco with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant San Francisco

Picture yourself stepping off the plane in San Francisco and immersing yourself in the unique atmosphere of San Francisco. From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your St. Louis to San Francisco Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from St. Louis to San Francisco.
 

Beyond the Flight – Exploring San Francisco

With Expedia, your adventure extends beyond the flight. Explore San Francisco at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from St. Louis to San Francisco with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from St. Louis to San Francisco with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Lambert Field to San Francisco Intl. Airport (SFO)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight between Lambert Field and San Francisco Airport was S$444. Cheap fares don't hang around, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Lambert Field to San Francisco Intl. Airport (SFO)?
Most flights can be conveniently cancelled online, but whether or not you incur a fee depends on your airline. If you do have to cancel your holiday, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from STL to San Francisco Intl. Airport (SFO) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Lambert-St. Louis Intl. Airport (STL) to San Francisco Intl. Airport (SFO) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Lambert Field to SFO?
The flying distance between STL (STL) and San Francisco Airport (SFO) is 2,800 kilometres. Squeeze in a nap or finish off your latest read and the trip will whiz by.
Which airlines fly direct from St. Louis Lambert International Airport to SFO?
You won't find any airlines operating directly between STL and SFO, so be ready to make at least one stop on your journey. A layover, whether short or long, can be a nice way to break up a trip!
Are Lambert Field to San Francisco Intl. Airport (SFO) flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Lambert-St. Louis Intl. Airport (STL) to San Francisco Airport can be hit-or-miss. It is possible to score a bargain, but then again, you could miss out! If you'd rather start planning your trip early on, Expedia compares flight deals up to 12 months in advance. Just bear in mind that not all airlines advertise their prices so far in advance. Our suggestion? Check back often as updates are made regularly.

Explore a world of travel with Expedia

*Available to Expedia members.