S$163 Cheap Flights from San Francisco to St. Louis

View S$163 flight on Sat, 7 Feb, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at S$163 for one-way flights and S$445 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 20 Feb - Tue, 24 Feb
SFO
San Francisco
STL
St. Louis
S$445 Return, found 4 days ago
S$445
Return
found 4 days ago
Select Delta flight, departing Fri, 20 Feb from San Francisco to St. Louis, returning Tue, 24 Feb, priced at S$445 found 4 days ago
Delta
Fri, 20 Feb - Tue, 24 Feb
SFO
San Francisco
STL
St. Louis
S$452 Return, found 4 days ago
S$452
Return
found 4 days ago
Select Delta flight, departing Fri, 20 Feb from San Francisco to St. Louis, returning Tue, 24 Feb, priced at S$452 found 4 days ago
Delta
Fri, 20 Feb - Tue, 24 Feb
SFO
San Francisco
STL
St. Louis
S$458 Return, found 4 days ago
S$458
Return
found 4 days ago
Select Delta flight, departing Fri, 20 Feb from San Francisco to St. Louis, returning Tue, 24 Feb, priced at S$458 found 4 days ago
Delta
Fri, 20 Feb - Tue, 24 Feb
SFO
San Francisco
STL
St. Louis
S$461 Return, found 4 days ago
S$461
Return
found 4 days ago
Select Delta flight, departing Fri, 20 Feb from San Francisco to St. Louis, returning Tue, 24 Feb, priced at S$461 found 4 days ago
Delta
Fri, 20 Feb - Tue, 24 Feb
SFO
San Francisco
STL
St. Louis
S$465 Return, found 4 days ago
S$465
Return
found 4 days ago
Select Delta flight, departing Fri, 20 Feb from San Francisco to St. Louis, returning Tue, 24 Feb, priced at S$465 found 4 days ago
Delta
Fri, 20 Feb - Tue, 24 Feb
SFO
San Francisco
STL
St. Louis
S$468 Return, found 4 days ago
S$468
Return
found 4 days ago
Select Delta flight, departing Fri, 20 Feb from San Francisco to St. Louis, returning Tue, 24 Feb, priced at S$468 found 4 days ago
Delta
Fri, 20 Feb - Tue, 24 Feb
SFO
San Francisco
STL
St. Louis
S$471 Return, found 4 days ago
S$471
Return
found 4 days ago
Select Delta flight, departing Fri, 20 Feb from San Francisco to St. Louis, returning Tue, 24 Feb, priced at S$471 found 4 days ago
United
Fri, 20 Feb - Tue, 24 Feb
SFO
San Francisco
STL
St. Louis
S$475 Return, found 4 days ago
S$475
Return
found 4 days ago
Select United flight, departing Fri, 20 Feb from San Francisco to St. Louis, returning Tue, 24 Feb, priced at S$475 found 4 days ago
Delta
Fri, 20 Feb - Tue, 24 Feb
SFO
San Francisco
STL
St. Louis
S$478 Return, found 4 days ago
S$478
Return
found 4 days ago
Select Delta flight, departing Fri, 20 Feb from San Francisco to St. Louis, returning Tue, 24 Feb, priced at S$478 found 4 days ago
American Airlines
Sat, 11 Apr - Sat, 18 Apr
SFO
San Francisco
STL
St. Louis
S$760 Return, found 3 days ago
S$760
Return
found 3 days ago
Select American Airlines flight, departing Sat, 11 Apr from San Francisco to St. Louis, returning Sat, 18 Apr, priced at S$760 found 3 days ago

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

February is typically the cheapest month to fly

From S$156 - S$523 per traveller.

Alternative airports near St. Louis

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Average driving time to city centre is 20 minutes. Flights from S$641
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city centre20 min
Flights from S$641
San Francisco to St. Louis route information
Origin airport
San Francisco Intl.
Destination airport
Lambert-St. Louis Intl.
Return price
S$444
Distance
2771 km
Average flight time
6 hours 4 mins

Perfect flights from San Francisco to St. Louis

Your Journey from San Francisco to St. Louis

Start your unforgettable journey with Expedia. Our broad selection of flights from San Francisco to St. Louis 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. Our selection of flights from San Francisco Intl. to Lambert-St. Louis 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 San Francisco to St. Louis Flights

Experience the joy of finding cheap flights from San Francisco Intl. to Lambert-St. Louis Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$163 and roundtrip prices from S$445*.
 

Pre-Flight Essentials

Ensure a smooth journey from San Francisco to St. Louis 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 St. Louis

Picture yourself stepping off the plane in St. Louis and immersing yourself in the unique atmosphere of . 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 San Francisco to St. Louis 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 San Francisco to St. Louis.
 

Beyond the Flight – Exploring St. Louis

With Expedia, your adventure extends beyond the flight. Explore St. Louis 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 San Francisco to St. Louis 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 San Francisco to St. Louis 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 San Francisco Intl. Airport (SFO) to STL?
Pack your bags, because round-trip journeys between San Francisco Intl. Airport (SFO) and Lambert-St. Louis Intl. Airport (STL) start from S$445. That's based on airfares available within the last 7 days on Expedia for flights departing within the next year. Prices can rise quickly, so book now to nab the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from San Francisco Airport to STL?
Most flights can be cancelled online, but each airline has different terms and conditions. If you do need to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from San Francisco Airport to Lambert-St. Louis Intl. Airport (STL) 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 SFO to Lambert Field flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SFO to Lambert-St. Louis Intl. Airport (STL)?
The flight distance from San Francisco Airport to St. Louis Lambert International Airport is 2,800 kilometres. Work your way through your travel song playlist or get stuck into a book and the trip will whiz by.
Which airlines fly direct from San Francisco Intl. Airport (SFO) to STL?
Unfortunately, there aren't any airlines that fly directly between San Francisco Airport and St. Louis Lambert International Airport. You'll have to book a flight with one or more stops.
Are San Francisco Airport to Lambert-St. Louis Intl. Airport (STL) flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from San Francisco Intl. Airport (SFO) to Lambert-St. Louis Intl. Airport (STL) can be hit-or-miss. It is possible to find a bargain, but then again, you could miss out altogether! If you'd rather play it safe and start your travel planning early on, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines issue their prices that far in advance. Our advice? Check back often as updates are made frequently.

Explore a world of travel with Expedia

*Available to Expedia members.