Save time at SFO by using the AirTrain Red Line to quickly navigate between terminals and security checkpoints.
Round-trip from | $283 (Cheapflightsfares) |
---|---|
One-way from | $138 (American Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $489 |
Good round-trip deal | $400 or less |
Good one-way deal | $200 or less |
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoSt. Louis
SFO - STL
SFOSTL
San Francisco
Fri 9/5
8:04 pm-9:07 am
1 stop11h 03m
Lambert-St Louis
Sun 9/7
7:52 pm-12:14 am
1 stop6h 22m
San FranciscoSt. Louis
SFO - STL
SFOSTL
San Francisco
Thu 9/4
11:25 am-5:20 pm
Nonstop3h 55m
Lambert-St Louis
Mon 9/29
6:00 pm-11:20 pm
1 stop7h 20m
San FranciscoSt. Louis
SFO - STL
SFOSTL
San Francisco
Wed 8/6
6:10 am-6:23 pm
1 stop10h 13m
Lambert-St Louis
Sat 8/9
6:00 am-11:04 am
1 stop7h 04m
San FranciscoSt. Louis
SFO - STL
SFOSTL
San Francisco
Mon 8/4
12:50 am-8:34 am
1 stop5h 44m
Lambert-St Louis
Tue 8/12
1:26 pm-8:25 pm
1 stop8h 59m
San FranciscoSt. Louis
SFO - STL
SFOSTL
San Francisco
Fri 9/5
7:00 am-5:34 pm
1 stop8h 34m
Lambert-St Louis
Tue 9/16
3:35 pm-9:20 pm
1 stop7h 45m
San FranciscoSt. Louis
SFO - STL
SFOSTL
San Francisco
Sat 9/6
10:51 am-4:53 pm
Nonstop4h 02m
Lambert-St Louis
Sun 9/14
5:49 pm-8:10 pm
Nonstop4h 21m
San FranciscoSt. Louis
SFO - STL
SFOSTL
San Francisco
Sat 7/12
6:14 pm-7:31 pm
1 stop23h 17m
Lambert-St Louis
Sat 7/19
2:52 pm-9:28 pm
1 stop8h 36m
San FranciscoSt. Louis
SFO - STL
SFOSTL
San Francisco
Thu 6/26
11:59 pm-11:36 am
1 stop9h 37m
Lambert-St Louis
Sun 6/29
6:12 am-8:08 am
1 stop27h 56m
San FranciscoSt. Louis
SFO - STL
SFOSTL
San Francisco
Wed 8/6
6:10 am-6:23 pm
1 stop10h 13m
San FranciscoSt. Louis
SFO - STL
SFOSTL
San Francisco
Tue 8/19
10:51 am-4:53 pm
Nonstop4h 02m
To ensure you get the cheapest price possible for a flight from San Francisco to St. Louis, you should look to book at least 35 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, August is the cheapest month in which you can book a flight from San Francisco to St. Louis (average of $311). Flying from San Francisco to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s optimal to fly from San Francisco to St. Louis at noon. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight in the afternoon.
Travelers seeking maximum savings on their San Francisco to St. Louis flight should consider departing on Tuesday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.
If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).
Boarding
Comfort
Entertainment
Overall
Food
Crew
Reviews
James,Apr 2025
LAX - SFO
Boarding
Comfort
Entertainment
Overall
Food
Crew
Reviews
James,Apr 2025
LAX - SFO
Boarding
Comfort
Entertainment
Overall
Food
Crew
Reviews
James,Apr 2025
LAX - SFO
Boarding
Comfort
Entertainment
Overall
Food
Crew
Reviews
James,Apr 2025
LAX - SFO
Boarding
Comfort
Entertainment
Overall
Food
Crew
Reviews
James,Apr 2025
LAX - SFO
Boarding
Comfort
Entertainment
Overall
Food
Crew
Reviews
James,Apr 2025
LAX - SFO
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$108 | Average$194 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$246 | Average$356 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$256 | Average$367 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$290 | Average$437 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$310 | Average$443 | FlexibilityNo cancel fee | On-time63% |