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Cheap flights from St. Louis to San Francisco from $75

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to San Francisco departing on 12/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Frontier Logo
1:16 pm - 6:46 pmSTL-SMF
7h 30m1 stop
Frontier Logo
7:41 pm - 10:14 amSMF-STL
36h 33m2 stops
$297Frontier
Find Deal
Fri, Dec 12 - Mon, Dec 15
Alaska Airlines Logo
7:00 am - 1:13 pmSTL-SMF
8h 13m1 stop
Alaska Airlines Logo
2:05 pm - 11:56 pmSMF-STL
7h 51m1 stop
$306Alaska Airlines
Find Deal
Mon, Mar 2 - Sat, Mar 7
Delta Logo
7:00 am - 12:01 pmSTL-SMF
7h 01m1 stop
Delta Logo
11:45 am - 11:25 pmSMF-STL
9h 40m2 stops
$320Delta
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Thu, Jan 15 - Sat, Jan 24
Southwest Logo
2:20 pm - 6:45 pmSTL-SMF
6h 25m1 stop
Southwest Logo
7:30 am - 5:10 pmSMF-STL
7h 40m1 stop
$322Southwest
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Wed, Jan 28 - Thu, Jan 29
American Airlines Logo
5:14 am - 10:18 amSTL-SMF
7h 04m1 stop
American Airlines Logo
2:33 pm - 10:25 pmSMF-STL
5h 52m1 stop
$327American Airlines
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Thu, Dec 11 - Thu, Dec 11
Southwest Logo
2:20 pm - 6:45 pmSTL-SMF
6h 25m1 stop
Southwest Logo
6:55 am - 4:35 pmSMF-STL
7h 40m2 stops
$328Southwest
Find Deal
Wed, Jan 28 - Thu, Jan 29
Delta Logo
7:20 am - 12:12 pmSTL-SMF
6h 52m1 stop
Delta Logo
6:30 am - 9:38 pmSMF-STL
13h 08m2 stops
$330Delta
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Thu, Dec 25 - Fri, Jan 30
United Airlines Logo
6:30 am - 11:54 amSTL-SMF
7h 24m1 stop
United Airlines Logo
10:45 am - 9:58 pmSMF-STL
9h 13m2 stops
$332United Airlines
Find Deal
Mon, Dec 1 - Thu, Dec 4
United Airlines Logo
2:45 pm - 9:08 pmSTL-SMF
8h 23m1 stop
United Airlines Logo
5:00 am - 1:16 pmSMF-STL
6h 16m1 stop
$343United Airlines
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Wed, Dec 24 - Fri, Jan 30
American Airlines Logo
6:13 pm - 11:18 pmSTL-SMF
7h 05m1 stop
American Airlines Logo
4:21 pm - 11:56 pmSMF-STL
5h 35m1 stop
$387American Airlines
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Sat, Nov 22 - Sat, Dec 6

Southwest flights from St. Louis to Sacramento

Our best Southwest deals on St. Louis to Sacramento flight tickets
Southwest
Jan 28
STL2:20 pmLambert-St Louis
6h 25m
1 stop
SMF6:45 pmSacramento Intl
Jan 29
SMF7:30 amSacramento Intl
7h 40m
1 stop
STL5:10 pmLambert-St Louis
$322
Find similar
Southwest
Jan 28
STL2:20 pmLambert-St Louis
6h 25m
1 stop
SMF6:45 pmSacramento Intl
Jan 29
SMF6:55 amSacramento Intl
7h 40m
2 stops
STL4:35 pmLambert-St Louis
$328
Find similar
Southwest
Dec 10
STL1:50 pmLambert-St Louis
8h 30m
2 stops
SMF8:20 pmSacramento Intl
Dec 13
SMF7:00 amSacramento Intl
8h 00m
2 stops
STL5:00 pmLambert-St Louis
$337
Find similar

American Airlines flights from St. Louis to Sacramento

Our best American Airlines deals on St. Louis to Sacramento flight tickets
American Airlines
Dec 11
STL5:14 amLambert-St Louis
7h 04m
1 stop
SMF10:18 amSacramento Intl
Dec 11
SMF2:33 pmSacramento Intl
5h 52m
1 stop
STL10:25 pmLambert-St Louis
$327
Find similar
American Airlines
Nov 22
STL6:13 pmLambert-St Louis
7h 05m
1 stop
SMF11:18 pmSacramento Intl
Dec 6
SMF4:21 pmSacramento Intl
5h 35m
1 stop
STL11:56 pmLambert-St Louis
$387
Find similar
American Airlines
Nov 13
STL7:00 amLambert-St Louis
10h 57m
1 stop
SMF3:57 pmSacramento Intl
Nov 24
SMF2:53 pmSacramento Intl
6h 06m
1 stop
STL10:59 pmLambert-St Louis
$516
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Sacramento that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from St. Louis to Sacramento that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Fri 12/12

1:16 pm-6:46 pm

1 stop7h 30m

Sacramento Intl

Mon 12/15

7:41 pm-10:14 am

2 stops36h 33m

$297

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Mon 3/2

7:00 am-1:13 pm

1 stop8h 13m

Sacramento Intl

Sat 3/7

2:05 pm-11:56 pm

1 stop7h 51m

$306

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Thu 1/15

7:00 am-12:01 pm

1 stop7h 01m

Sacramento Intl

Sat 1/24

11:45 am-11:25 pm

2 stops9h 40m

$320

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Wed 1/28

2:20 pm-6:45 pm

1 stop6h 25m

Sacramento Intl

Thu 1/29

7:30 am-5:10 pm

1 stop7h 40m

$322

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Thu 12/11

5:14 am-10:18 am

1 stop7h 04m

Sacramento Intl

Thu 12/11

2:33 pm-10:25 pm

1 stop5h 52m

$327

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Wed 1/28

2:20 pm-6:45 pm

1 stop6h 25m

Sacramento Intl

Thu 1/29

6:55 am-4:35 pm

2 stops7h 40m

$328

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Thu 12/25

7:20 am-12:12 pm

1 stop6h 52m

Sacramento Intl

Fri 1/30

6:30 am-9:38 pm

2 stops13h 08m

$330

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Mon 12/1

6:30 am-11:54 am

1 stop7h 24m

Sacramento Intl

Thu 12/4

10:45 am-9:58 pm

2 stops9h 13m

$332

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Wed 12/24

2:45 pm-9:08 pm

1 stop8h 23m

Sacramento Intl

Fri 1/30

5:00 am-1:16 pm

1 stop6h 16m

$343

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Sat 11/22

6:13 pm-11:18 pm

1 stop7h 05m

Sacramento Intl

Sat 12/6

4:21 pm-11:56 pm

1 stop5h 35m

$387

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from St. Louis to Sacramento

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 to Sacramento?

The month of January is, on average, the cheapest month to fly to Sacramento from St. Louis, with most prices found around $251. If you are unable to visit Sacramento during the month of January, then departing from St. Louis during the month May is also very affordable. Most momondo users find prices during this month for around $307.

What is the cheapest day to depart on your flight to Sacramento?

The cheapest day to depart from St. Louis to Sacramento is on a Friday when prices can be found for as low as $432. Flights from St. Louis to Sacramento on a Tuesday will generally be more expensive and average around $630. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Sacramento?

According to our data, the cheapest time of day to fly to Sacramento is in the afternoon. momondo users have found flights departing from St. Louis to Sacramento in the afternoon for as low as $483. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets at noon because they tend to be around $565. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Lambert-St Louis to Sacramento Intl flight route?

Fly from Lambert-St Louis to Sacramento Intl for the best Lambert-St Louis - Sacramento Intl flight prices

How far in advance should I book a flight to Sacramento?

You are more likely to see cheaper flights to Sacramento from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Sacramento for around $407 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sacramento from St. Louis for as low as $254 on momondo.

What cabin class options are available on Lambert-St Louis to Sacramento Intl flights?

There is only 1 cabin class available to choose from on Lambert-St Louis to Sacramento Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 12% on your flight if you consider stops on a St. Louis to Sacramento flight.

How have St. Louis to Sacramento flight prices changed over time?

As of October 2025, prices for St. Louis to Sacramento flights are approximately 50% more expensive when compared to flights at the same time last year.

When to book flights from St. Louis to Sacramento

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Sacramento according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Sacramento (STL to SMF) flight deals and tips

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

Best Price Found

$281

Fastest flight time

4h 10m

Direct flights

Every day

Airports in Sacramento

1 airport
The best one-way flight to Sacramento from St. Louis in the past 72 hours is $281. The best round-trip flight deal from St. Louis to Sacramento found on momondo in the last 72 hours is $431.
The fastest flight from St. Louis to Sacramento takes 4h 10m
Direct flights go from St. Louis to Sacramento every day.
There is 1 airport near Sacramento: Sacramento Intl (SMF)
Search flight deals

  • How far is Lambert-St Louis to Sacramento Intl by plane?

    Sacramento Intl is 1680.4 mi away from Lambert-St Louis. A reasonable flight in good conditions will take 4h 15m.

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

    Prices for flights from Lambert-St Louis Airport to Sacramento Intl Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Sacramento Intl Airport.

  • What documentation or ID do you need to fly to Sacramento Intl Airport?

    The travel and health documents you'll need for your trip to Sacramento Intl 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 Sacramento Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from St. Louis to Sacramento?

  • What is the most popular airline from St. Louis to Sacramento?

Best airlines flying from St. Louis to Sacramento

Compare and see reviews for airlines that fly from St. Louis to Sacramento with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $157Free CancellationRating
7.9
7,998 reviews
Search Delta flights
American AirlinesPriceFrom $216Free CancellationRating
7.2
11,035 reviews
Search American Airlines flights
United AirlinesPriceFrom $216Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
SouthwestPriceFrom $332Free CancellationRating
8.0
4,243 reviews
Search Southwest flights

  • Southwest Flights From St. Louis to Sacramento

    The lowest priced Southwest flight from St. Louis to Sacramento from the last 72 hours was $332. Generally, Southwest has 1 flight on this route every week with an average price of $544. Southwest is rated 8.0/10 by our users.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Chico
Oroville
Rocklin
Yuba City
Lincoln
Auburn
Marysville
Grass Valley
Placerville
Nevada City
Willows
Plymouth
El Dorado Hills

Why use momondo?

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

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 St. Louis to Sacramento for you.

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

All flight searches from St. Louis to Sacramento on momondo can be filtered to show those which offer flexible booking policies.

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

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 Sacramento from St. Louis.

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

Yes momondo offers price alerts on flights to Sacramento from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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