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Cheap flights from San Francisco to St. Louis from $82

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to St. Louis departing on 6/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Sat 5/25
Sat 6/1

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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
Jun 3
SFO12:59 amSan Francisco
10h 10m
1 stop
STL1:09 pmLambert-St Louis
Jun 5
STL7:29 pmLambert-St Louis
7h 11m
1 stop
SFO12:40 amSan Francisco
Multiple Airlines
Jul 5
SFO11:59 pmSan Francisco
10h 36m
1 stop
STL12:35 pmLambert-St Louis
Jul 10
STL12:23 pmLambert-St Louis
14h 21m
1 stop
SFO12:44 amSan Francisco
Alaska Airlines
Oct 28
SFO2:28 pmSan Francisco
7h 31m
1 stop
STL11:59 pmLambert-St Louis
Nov 1
STL7:00 amLambert-St Louis
10h 48m
1 stop
SFO3:48 pmSan Francisco
Frontier
Jun 5
SFO10:37 amSan Francisco
22h 05m
1 stop
STL10:42 amLambert-St Louis
Jun 8
STL7:29 pmLambert-St Louis
7h 15m
1 stop
SFO12:44 amSan Francisco
United Airlines
Oct 24
SFO11:35 pmSan Francisco
8h 32m
1 stop
STL10:07 amLambert-St Louis
Oct 27
STL7:00 amLambert-St Louis
4h 36m
SFO9:36 amSan Francisco
Frontier
Jun 2
SFO12:59 amSan Francisco
6h 37m
1 stop
STL9:36 amLambert-St Louis
Jun 5
STL7:29 pmLambert-St Louis
7h 11m
1 stop
SFO12:40 amSan 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 American Airlines, Delta and Frontier
Frontier
Jun 11
SFO12:59 amSan Francisco
6h 30m
1 stop
STL9:29 amLambert-St Louis
American Airlines
May 26
SFO6:00 amSan Francisco
6h 35m
1 stop
STL2:35 pmLambert-St Louis
Delta
Aug 13
SFO5:15 pmSan Francisco
5h 21m
1 stop
STL12:36 amLambert-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
Jun 3
SFO12:59 amSan Francisco
10h 10m
1 stop
STL1:09 pmLambert-St Louis
Jun 5
STL7:29 pmLambert-St Louis
7h 11m
1 stop
SFO12:40 amSan Francisco
American Airlines
May 21
SFO6:00 amSan Francisco
6h 35m
1 stop
STL2:35 pmLambert-St Louis
May 22
STL2:28 pmLambert-St Louis
6h 34m
1 stop
SFO7:02 pmSan Francisco
Delta
May 22
SFO12:40 amSan Francisco
8h 30m
1 stop
STL11:10 amLambert-St Louis
Jun 1
STL3:05 pmLambert-St Louis
8h 03m
1 stop
SFO9:08 pmSan Francisco
United Airlines
May 23
SFO5:00 amSan Francisco
5h 46m
1 stop
STL12:46 pmLambert-St Louis
May 30
STL4:45 pmLambert-St Louis
8h 20m
1 stop
SFO11:05 pmSan Francisco
Frontier
May 28
SFO12:07 pmSan Francisco
7h 32m
1 stop
STL9:39 pmLambert-St Louis
Jun 4
STL2:12 pmLambert-St Louis
12h 29m
1 stop
SFO12:41 amSan Francisco
Multiple Airlines
May 28
SFO8:00 amSan Francisco
13h 59m
2 stops
STL11:59 pmLambert-St Louis
Jun 4
STL7:23 pmLambert-St Louis
7h 18m
1 stop
SFO12:41 amSan Francisco

Frontier flights from San Francisco to St. Louis

Our best Frontier deals on San Francisco to St. Louis flight tickets
Frontier
Jun 3
SFO12:59 amSan Francisco
10h 10m
1 stop
STL1:09 pmLambert-St Louis
Jun 5
STL7:29 pmLambert-St Louis
7h 11m
1 stop
SFO12:40 amSan Francisco
Frontier
Jun 5
SFO10:37 amSan Francisco
22h 05m
1 stop
STL10:42 amLambert-St Louis
Jun 8
STL7:29 pmLambert-St Louis
7h 15m
1 stop
SFO12:44 amSan Francisco
Frontier
May 28
SFO12:07 pmSan Francisco
7h 32m
1 stop
STL9:39 pmLambert-St Louis
Jun 4
STL2:12 pmLambert-St Louis
12h 29m
1 stop
SFO12:41 amSan Francisco

Alaska Airlines flights from San Francisco to St. Louis

Our best Alaska Airlines deals on San Francisco to St. Louis flight tickets
Alaska Airlines
Oct 28
SFO2:28 pmSan Francisco
7h 31m
1 stop
STL11:59 pmLambert-St Louis
Nov 1
STL7:00 amLambert-St Louis
10h 48m
1 stop
SFO3:48 pmSan Francisco
Alaska Airlines
Oct 29
SFO2:07 pmSan Francisco
21h 20m
2 stops
STL1:27 pmLambert-St Louis
Nov 2
STL7:00 amLambert-St Louis
29h 17m
1 stop
SFO10:17 amSan Francisco
Alaska Airlines
Sep 27
SFO6:50 amSan Francisco
15h 09m
2 stops
STL11:59 pmLambert-St Louis
Sep 30
STL7:31 pmLambert-St Louis
14h 54m
2 stops
SFO8:25 amSan Francisco

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?

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

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 30% more expensive in the afternoon 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?

58 days before. The cheapest time to buy a flight from San Francisco to St. Louis is approximately 58 days to departure

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

As of May 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 65% on your flight if you consider stops on a San Francisco to St. Louis flight.

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

$82

Fastest flight time

3h 52m

Direct flights

Tue, Thu, Fri and Sat

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from San Francisco in the past 72 hours is $82. The best round-trip flight deal from San Francisco to St. Louis found on momondo in the last 72 hours is $140.
The fastest flight from San Francisco to St. Louis takes 3h 52m
Direct flights go from San Francisco to St. Louis on Tuesday, Thursday, Friday and Saturday. The only airline offering direct flights is United Airlines.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • 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. 3h 52m 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.


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 $150Free CancellationRating
6.2
4,051 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $237Free CancellationRating
6.4
8,664 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $257Free CancellationRating
7.3
14,472 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $284Free CancellationRating
8.0
9,163 reviews
Search Alaska Airlines flights
DeltaPriceFrom $287Free CancellationRating
8.0
10,615 reviews
Search Delta flights
United AirlinesPriceFrom $316Free CancellationRating
7.4
10,894 reviews
Search United Airlines flights

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.


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Sat 5/25
Sat 6/1
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