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Cheap flights from San Francisco to Lambert-St Louis Intl (SFO - STL)

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The best prices from San Francisco to Lambert-St Louis Intl are usually found in January or April, booked 48 days in advance, depart on a Saturday or Wednesday and return on a Tuesday

How to find the cheapest flight from
San Francisco (SFO) to Lambert-St Louis Intl (STL)

SFO - STL
Price
$326 - $411
STL
Temperature
44.6 - 89.6 °F
STL
Rainfall
2.2 - 5.1 inches

Popular in

December

High demand for flights, 10% potential price rise

Cheapest in

January

Best time to find cheap flights, 12% potential price drop

Round-trip from

$326

From San Francisco to Lambert-St Louis Intl

One-way from

$139

One-way flight from San Francisco to Lambert-St Louis Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from San Francisco to Lambert-St Louis Intl?

Users have found that flying from San Francisco to Lambert-St Louis Intl on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from San Francisco to Lambert-St Louis Intl?

Users have found that booking a flight from San Francisco to Lambert-St Louis Intl at least 61 days early can save you up to 27% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from San Francisco to Lambert-St Louis Intl for as little as $164 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $181 for flights departing within the next 3 days.

When is the cheapest time to fly from San Francisco to Lambert-St Louis Intl (SFO - STL)?

It’s typically best to fly out from San Francisco to Lambert-St Louis Intl at noon. Doing so could potentially save you 24% on the flight price compared to flying in the morning, which is usually more expensive.

Cheap flights from San Francisco to Lambert-St Louis Intl in October, November 2020

The best prices found for SFO to STL flights for October, November
31 Oct - 2 Nov
$146pp
SFO
San Francisco
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SFO
San Francisco
11 Nov - 16 Nov
$148pp
SFO
San Francisco
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SFO
San Francisco
31 Oct - 3 Nov
$149pp
SFO
San Francisco
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SFO
San Francisco

San Francisco to Lambert-St Louis Intl 2020 flight deals

Cheap flights to Lambert-St Louis Intl from San Francisco found for this year
31 Oct - 2 Nov
$146pp
SFO
San Francisco
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SFO
San Francisco
11 Nov - 16 Nov
$148pp
SFO
San Francisco
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SFO
San Francisco
31 Oct - 3 Nov
$149pp
SFO
San Francisco
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SFO
San Francisco

Non-stop flights to Lambert-St Louis Intl from San Francisco

Save time with San Francisco to Lambert-St Louis Intl direct flight deals
10 Dec - 15 Dec
$237pp
SFO
San Francisco
United Airlines
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
Non-Stop
SFO
San Francisco
3 Dec - 5 Dec
$257pp
SFO
San Francisco
United Airlines
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
Non-Stop
SFO
San Francisco
4 Dec - 6 Dec
$277pp
SFO
San Francisco
United Airlines
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
Non-Stop
SFO
San Francisco

Last minute flights from San Francisco to Lambert-St Louis Intl

Late deals on round-trip flights to Lambert-St Louis Intl from San Francisco, departing today and this week
31 Oct - 2 Nov
$146pp
SFO
San Francisco
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SFO
San Francisco
31 Oct - 3 Nov
$149pp
SFO
San Francisco
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
SFO
San Francisco
31 Oct - 2 Nov
$156pp
SFO
San Francisco
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
SFO
San Francisco

One-way flights to Lambert-St Louis Intl from San Francisco

The cheapest one-way flights from San Francisco to Lambert-St Louis Intl
7:30 am - 1:44 pm
United Airlines
Nonstop
4h 14m
SFO - STL
United Airlines
$139
United
6:00 am - 3:56 pm
American Airlines
1 Stop
7h 56m
SFO - STL
American Airlines
7:25 pm - 4:52 am
Delta
1 Stop
7h 27m
SFO - STL
Delta
$143
Delta

Related info for your journey

Useful info, stats and facts about San Francisco to Lambert-St Louis Intl flights.

Flight FAQs

From San Francisco to Lambert-St Louis Intl

Are flight prices decreasing from San Francisco to St Louis due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both San Francisco and St Louis for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from San Francisco to Lambert-St Louis to control the spread of COVID-19?

New policies can now be found on Alaska Airlines, Southwest, and Delta to help keep travelers safe while flying. New policies for travelers booking flights from San Francisco to Lambert-St Louis include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from San Francisco to Lambert-St Louis have flexible cancellations due to COVID-19?

Some of the carriers operating flights from San Francisco to Lambert-St Louis that may be offering flexible cancellation policies are United Airlines, Frontier, and American Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from San Francisco to Lambert-St Louis Intl for under $200 on Cheapflights?

Yes, there are multiple flights from San Francisco to Lambert-St Louis Intl for under $200. The cheapest flight booked recently is on Frontier for just $146, but on average you can expect to pay $170.

Are there nonstop flights from San Francisco to Lambert-St Louis Intl for under $300 on Cheapflights?

Cheapflights has at least 12 direct flights from San Francisco to Lambert-St Louis Intl under $300. A good price for a nonstop flight from San Francisco to Lambert-St Louis Intl is less than $472.

Are there last-minute flights available from San Francisco to Lambert-St Louis Intl for under $200?

There are currently 20+ open flights from San Francisco to Lambert-St Louis Intl within the next 7 days for less than $200.

How popular is this flight route?

The San Francisco to Lambert-St Louis flight path was viewed by 44 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Does it rain more in San Francisco or St Louis?

In San Francisco, there will be less rainfall in San Francisco compared to St Louis over the next 5 days.

Is San Francisco weather warmer or cooler than St Louis?

Temperatures around the 90 °F's can be experienced in July. The weather in St Louis is hotter than in San Francisco. Plan for potential changes in flight availability as peak weather approaches in this location.

How long is the flight from San Francisco to Lambert-St Louis Intl?

There are many flights that can get you from San Francisco to Lambert-St Louis Intl in 6h 02m. Fly via American Airlines, Frontier, or United Airlines to get the fastest option. This flight may include one or multiple stops.

What are the cheapest airlines flying from San Francisco to Lambert-St Louis Intl round-trip?

According to our current data, Frontier ($146), American Airlines ($164), and United Airlines ($186) offers the cheapest pricing from San Francisco to Lambert-St Louis Intl. Frontier is currently priced 60% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from San Francisco to Lambert-St Louis Intl one-way?

$82 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Frontier and United Airlines, with prices starting from $89 and $93, respectively.

Alternative routes for San Francisco to Lambert-St Louis Intl

Destination information for Lambert-St Louis Intl

Things to know before you go. Useful info for your trip from San Francisco to Lambert-St Louis Intl
Average temperature for October in Lambert-St Louis Intl
71.6 °F
Avg rainfall for October in Lambert-St Louis Intl
2.8 ″

Airports servicing San Francisco

Airports servicing St. Louis

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