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Cheap flights from San Francisco to St. Louis from $45

1 adult
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Mon 2/26
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Cheap San Francisco to St. Louis (SFO to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to St. Louis

Best Price Found

$45

Fastest flight time

5h 36m

Direct flights

None

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from San Francisco in the past 72 hours is $45. The best round-trip flight deal from San Francisco to St. Louis found on momondo in the last 72 hours is $110.
The fastest flight from San Francisco to St. Louis takes 5h 36m
There are no direct flights from San Francisco to St. Louis. Popular non-direct route for this connection is San Francisco Airport - Lambert-St Louis Airport.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

How to get the cheapest flight ticket from San Francisco to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from San Francisco to St. Louis?

January. The cheapest time of year to fly to St. Louis from San Francisco is January. Most expensive is December

What is the cheapest day to depart San Francisco for St. Louis?

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Thursday

When is the cheapest time to fly from San Francisco to St. Louis?

In the evening. San Francisco to St. Louis flights are approximately 26% more expensive in the morning than in the evening

What is the cheapest airline that flies to St. Louis from San Francisco?

Frontier. Alaska Airlines, American Airlines, and Delta are the most popular carriers operating from San Francisco to St. Louis

What is the cheapest San Francisco to St. Louis flight route?

San Francisco - Lambert-St Louis. Fly from San Francisco to Lambert-St Louis for the best San Francisco - St. Louis flight prices

How far in advance should you book San Francisco to St. Louis flights?

46 days before. The cheapest time to buy a flight from San Francisco to St. Louis is approximately 46 days to departure

How many flights depart from San Francisco to St. Louis on average per week?

As of February 2024, 1 flights take off from San Francisco and land in St. Louis each week. The most common flight departure day for this route is Saturday, with 100% of weekly flights taking off on this day.

Can stopping save me money on San Francisco to St. Louis flights?

You could potentially save up to 72% on your flight if you consider stops on a San Francisco to St. Louis flight.

If you are looking to fly from San Francisco to St. Louis, you are most likely going to fly from San Francisco Airport to Lambert-St Louis Airport, the most popular airports on that route. You may be looking for an airport near San Francisco Airport to depart from when traveling to St. Louis and luckily, there are options! You can try Oakland Airport which is located in Oakland, San Jose Airport which is located in San Jose, or Santa Rosa Sonoma County Airport which is located in Santa Rosa. When traveling from San Francisco, it is helpful to have an alternative airport to fly into when you land in St. Louis. Good options for arrival airports in St. Louis, you can try Springfield Capital Airport (in Springfield) or Marion Williamson County Airport (in Marion). In February, $143 is typically the cheapest round trip price you’ll find from San Francisco to St. Louis which you can find when you fly OAK — STL.

San Francisco Airport (SFO) to Lambert-St Louis Airport (STL)$183
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Oakland Airport (OAK) to Lambert-St Louis Airport (STL)$143
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San Jose Airport (SJC) to Lambert-St Louis Airport (STL)$161
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San Francisco Airport (SFO) to Springfield Capital Airport (SPI)$246
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Santa Rosa Sonoma County Airport (STS) to Lambert-St Louis Airport (STL)$453
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San Jose Airport (SJC) to Springfield Capital Airport (SPI)$806
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Easily compare round-trip flights from San Francisco to St. Louis

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from San Francisco to St. Louis by changing tabs
Frontier
Apr 22
SFO12:58 amSan Francisco
12h 52m
1 stop
STL3:50 pmLambert-St Louis
May 1
STL8:04 pmLambert-St Louis
29h 40m
1 stop
SFO11:44 pmSan Francisco
Multiple Airlines
Apr 22
SFO12:58 amSan Francisco
12h 52m
1 stop
STL3:50 pmLambert-St Louis
May 1
STL11:33 amLambert-St Louis
7h 46m
1 stop
SFO5:19 pmSan Francisco
Frontier
Apr 24
SFO11:43 amSan Francisco
6h 56m
1 stop
STL8:39 pmLambert-St Louis
Apr 30
STL4:50 pmLambert-St Louis
9h 08m
1 stop
SFO11:58 pmSan Francisco
Frontier
Apr 22
SFO12:58 amSan Francisco
12h 52m
1 stop
STL3:50 pmLambert-St Louis
Apr 29
STL7:51 pmLambert-St Louis
13h 52m
1 stop
SFO7:43 amSan Francisco
Multiple Airlines
Apr 23
SFO9:25 pmSan Francisco
11h 18m
1 stop
STL10:43 amLambert-St Louis
May 1
STL11:33 amLambert-St Louis
7h 46m
1 stop
SFO5:19 pmSan Francisco
Delta
Mar 11
SFO12:55 amSan Francisco
7h 44m
1 stop
STL10:39 amLambert-St Louis
Mar 13
STL7:30 amLambert-St Louis
7h 25m
1 stop
SFO12:55 pmSan Francisco

Find the cheapest one-way flights from San Francisco to St. Louis

If you're looking for one-way flights from San Francisco to St. Louis, view some of our deals below provided by Delta and Frontier
Frontier
Apr 16
SFO12:58 amSan Francisco
6h 49m
1 stop
STL9:47 amLambert-St Louis
Multiple Airlines
Apr 16
SFO9:25 pmSan Francisco
11h 18m
1 stop
STL10:43 amLambert-St Louis
Frontier
Apr 15
SFO12:58 amSan Francisco
12h 52m
1 stop
STL3:50 pmLambert-St Louis

Search last-minute flights to St. Louis from San Francisco

Find and compare round-trip flight prices for your last-minute flight from San Francisco to St. Louis
Frontier
Feb 26
SFO10:19 amSan Francisco
20h 41m
1 stop
STL9:00 amLambert-St Louis
Mar 4
STL12:13 pmLambert-St Louis
23h 56m
1 stop
SFO10:09 amSan Francisco
Frontier
Feb 26
SFO1:23 pmSan Francisco
17h 37m
2 stops
STL9:00 amLambert-St Louis
Feb 27
STL10:03 pmLambert-St Louis
12h 39m
1 stop
SFO8:42 amSan Francisco
Frontier
Feb 26
SFO8:42 pmSan Francisco
22h 29m
1 stop
STL9:11 pmLambert-St Louis
Mar 4
STL12:13 pmLambert-St Louis
23h 56m
1 stop
SFO10:09 amSan Francisco
Delta
Feb 27
SFO12:30 amSan Francisco
8h 12m
1 stop
STL10:42 amLambert-St Louis
Mar 2
STL4:00 pmLambert-St Louis
7h 13m
1 stop
SFO9:13 pmSan Francisco
United Airlines
Feb 26
SFO10:59 pmSan Francisco
11h 50m
2 stops
STL12:49 pmLambert-St Louis
Mar 4
STL5:30 amLambert-St Louis
15h 26m
2 stops
SFO6:56 pmSan Francisco
Frontier
Feb 26
SFO8:42 pmSan Francisco
10h 18m
2 stops
STL9:00 amLambert-St Louis
Mar 4
STL12:13 pmLambert-St Louis
23h 56m
1 stop
SFO10:09 amSan Francisco

Best airlines flying from San Francisco to St. Louis

Compare and see reviews for airlines that fly from San Francisco to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $155Free CancellationRating
6.3
4,523 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $237Free CancellationRating
6.4
8,951 reviews
Search Spirit Airlines flights
Alaska AirlinesPriceFrom $281Free CancellationRating
8.1
9,283 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $316Free CancellationRating
7.3
15,656 reviews
Search American Airlines flights
DeltaPriceFrom $316Free CancellationRating
8.0
11,936 reviews
Search Delta flights
United AirlinesPriceFrom $317Free CancellationRating
7.4
11,878 reviews
Search United Airlines flights

Frontier flights from San Francisco to St. Louis

Our best Frontier deals on San Francisco to St. Louis flight tickets
Frontier
Apr 22
SFO12:58 amSan Francisco
12h 52m
1 stop
STL3:50 pmLambert-St Louis
May 1
STL8:04 pmLambert-St Louis
29h 40m
1 stop
SFO11:44 pmSan Francisco
Frontier
Apr 24
SFO11:43 amSan Francisco
6h 56m
1 stop
STL8:39 pmLambert-St Louis
Apr 30
STL4:50 pmLambert-St Louis
9h 08m
1 stop
SFO11:58 pmSan Francisco
Frontier
Apr 22
SFO12:58 amSan Francisco
12h 52m
1 stop
STL3:50 pmLambert-St Louis
Apr 29
STL7:51 pmLambert-St Louis
13h 52m
1 stop
SFO7:43 amSan Francisco

Delta flights from San Francisco to St. Louis

Our best Delta deals on San Francisco to St. Louis flight tickets
Delta
Mar 11
SFO12:55 amSan Francisco
7h 44m
1 stop
STL10:39 amLambert-St Louis
Mar 13
STL7:30 amLambert-St Louis
7h 25m
1 stop
SFO12:55 pmSan Francisco
Delta
Apr 15
SFO12:45 amSan Francisco
8h 06m
1 stop
STL10:51 amLambert-St Louis
Apr 17
STL10:20 amLambert-St Louis
9h 25m
1 stop
SFO5:45 pmSan Francisco
Delta
Mar 11
SFO12:55 amSan Francisco
7h 44m
1 stop
STL10:39 amLambert-St Louis
Mar 14
STL6:35 pmLambert-St Louis
7h 31m
1 stop
SFO12:06 amSan Francisco

  • How far is San Francisco to Lambert-St Louis by plane?

    The straight-line distance from San Francisco to Lambert-St Louis is 1739.7 mi. 6h 03m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Francisco Airport to Lambert-St Louis Airport?

    Prices for flights from San Francisco Airport to Lambert-St Louis Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Francisco Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from San Francisco Airport to Lambert-St Louis Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Alternative routes for San Francisco to St. Louis

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Los Angeles to Kansas City Flights
Fastest flight time3h 08m
Cheapest price$87
Los Angeles to St. Louis Flights
Fastest flight time3h 24m
Cheapest price$134
Ontario to Kansas City Flights
Fastest flight time4h 48m
Cheapest price$152
San Francisco to Kansas City Flights
Fastest flight time3h 34m
Cheapest price$131
Ontario to St. Louis Flights
Fastest flight time5h 21m
Cheapest price$139
Burbank to Kansas City Flights
Fastest flight time4h 56m
Cheapest price$122
Oakland, California to Kansas City Flights
Fastest flight time5h 00m
Cheapest price$137
Santa Ana to St. Louis Flights
Fastest flight time5h 19m
Cheapest price$134
Santa Ana to Kansas City Flights
Fastest flight time4h 31m
Cheapest price$91
San Diego to Kansas City Flights
Fastest flight time3h 00m
Cheapest price$131
Oakland, California to St. Louis Flights
Fastest flight time5h 21m
Cheapest price$143
Ontario to Springfield Flights
Fastest flight time5h 46m
Cheapest price$320

Similar San Francisco to St. Louis flights

Flexible with your destination? Broaden your search and find flights similar to your San Francisco to St. Louis route

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to St. Louis?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Francisco to St. Louis for you.

Can I find flights from San Francisco to St. Louis with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Francisco to St. Louis flights to just show those with flexible booking policies.

How can momondo help me find flights from San Francisco to St. Louis?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from San Francisco.

I’m not ready to book a flight from San Francisco to St. Louis right now. Can momondo alert me if prices change?

Price alerts on flights to St. Louis from San Francisco are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


An easier way to manage your St. Louis trip

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Flight from San Francisco to St. Louis
1 adult
Mon 2/26
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