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Cheap flights from St. Louis to San Francisco from $117

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 9/10. 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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0 bags

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Cheap round-trip flights

Frontier Logo
7:55 pm - 11:21 amSTL-SMF
17h 26m1 stop
Frontier Logo
3:11 pm - 8:44 pmSMF-STL
27h 33m1 stop
$245Frontier
Find Deal
Wed, Sep 10 - Sun, Sep 14
Frontier Logo
7:54 pm - 11:10 amSTL-SMF
17h 16m1 stop
Frontier Logo
3:40 pm - 8:44 pmSMF-STL
27h 04m1 stop
$248Frontier
Find Deal
Sat, Aug 30 - Sun, Sep 7
Delta Logo
2:31 pm - 9:57 pmSTL-SMF
9h 26m2 stops
Delta Logo
6:30 pm - 8:51 amSMF-STL
12h 21m2 stops
$314Delta
Find Deal
Wed, Oct 1 - Tue, Oct 7
Spirit Airlines Logo
2:30 pm - 7:20 pmSTL-SMF
30h 50m3 stops
Spirit Airlines Logo
8:25 pm - 1:32 pmSMF-STL
15h 07m2 stops
$318Spirit Airlines
Find Deal
Thu, Aug 21 - Wed, Aug 27
Delta Logo
2:31 pm - 9:57 pmSTL-SMF
9h 26m2 stops
Delta Logo
2:00 pm - 11:02 pmSMF-STL
7h 02m1 stop
$320Delta
Find Deal
Wed, Oct 1 - Wed, Oct 15
American Airlines Logo
7:23 am - 2:57 pmSTL-SMF
9h 34m1 stop
American Airlines Logo
3:16 pm - 11:54 pmSMF-STL
6h 38m1 stop
$327American Airlines
Find Deal
Wed, Oct 1 - Tue, Oct 7
Southwest Logo
1:50 pm - 9:35 pmSTL-SMF
9h 45m2 stops
Southwest Logo
11:35 am - 7:45 pmSMF-STL
6h 10m1 stop
$332Southwest
Find Deal
Sat, Aug 30 - Sat, Sep 6
Southwest Logo
1:15 pm - 3:20 pmSTL-SMF
4h 05mnonstop
Southwest Logo
11:15 am - 4:55 pmSMF-STL
3h 40mnonstop
$333Southwest
Find Deal
Thu, Aug 21 - Wed, Aug 27
American Airlines Logo
8:50 am - 2:06 pmSTL-SMF
7h 16m1 stop
American Airlines Logo
6:00 am - 4:47 pmSMF-STL
8h 47m2 stops
$347American Airlines
Find Deal
Thu, Aug 21 - Wed, Aug 27
Spirit Airlines Logo
2:30 pm - 7:20 pmSTL-SMF
30h 50m3 stops
Spirit Airlines Logo
6:30 am - 1:32 pmSMF-STL
29h 02m3 stops
$353Spirit Airlines
Find Deal
Thu, Aug 21 - Wed, Aug 27

Frontier flights from St. Louis to Sacramento

Our best Frontier deals on St. Louis to Sacramento flight tickets
Frontier
Sep 10
STL7:55 pmLambert-St Louis
17h 26m
1 stop
SMF11:21 amSacramento Intl
Sep 14
SMF3:11 pmSacramento Intl
27h 33m
1 stop
STL8:44 pmLambert-St Louis
$245
Find similar
Frontier
Aug 30
STL7:54 pmLambert-St Louis
17h 16m
1 stop
SMF11:10 amSacramento Intl
Sep 7
SMF3:40 pmSacramento Intl
27h 04m
1 stop
STL8:44 pmLambert-St Louis
$248
Find similar
Frontier
Aug 28
STL7:54 pmLambert-St Louis
17h 16m
1 stop
SMF11:10 amSacramento Intl
Sep 4
SMF12:06 pmSacramento Intl
19h 00m
1 stop
STL9:06 amLambert-St Louis
$265
Find similar

Southwest flights from St. Louis to Sacramento

Our best Southwest deals on St. Louis to Sacramento flight tickets
Southwest
Aug 30
STL1:50 pmLambert-St Louis
9h 45m
2 stops
SMF9:35 pmSacramento Intl
Sep 6
SMF11:35 amSacramento Intl
6h 10m
1 stop
STL7:45 pmLambert-St Louis
$332
Find similar
Southwest
Aug 21
STL1:15 pmLambert-St Louis
4h 05m
SMF3:20 pmSacramento Intl
Aug 27
SMF11:15 amSacramento Intl
3h 40m
STL4:55 pmLambert-St Louis
$333
Find similar
Southwest
Sep 3
STL4:35 pmLambert-St Louis
8h 15m
1 stop
SMF10:50 pmSacramento Intl
Sep 15
SMF2:45 pmSacramento Intl
3h 40m
STL8:25 pmLambert-St Louis
$338
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 July 31, 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

Wed 9/10

7:55 pm-11:21 am

1 stop17h 26m

Sacramento Intl

Sun 9/14

3:11 pm-8:44 pm

1 stop27h 33m

$245

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Sat 8/30

7:54 pm-11:10 am

1 stop17h 16m

Sacramento Intl

Sun 9/7

3:40 pm-8:44 pm

1 stop27h 04m

$248

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Wed 10/1

2:31 pm-9:57 pm

2 stops9h 26m

Sacramento Intl

Tue 10/7

6:30 pm-8:51 am

2 stops12h 21m

$314

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Thu 8/21

2:30 pm-7:20 pm

3 stops30h 50m

Sacramento Intl

Wed 8/27

8:25 pm-1:32 pm

2 stops15h 07m

$318

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Wed 10/1

2:31 pm-9:57 pm

2 stops9h 26m

Sacramento Intl

Wed 10/15

2:00 pm-11:02 pm

1 stop7h 02m

$320

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Wed 10/1

7:23 am-2:57 pm

1 stop9h 34m

Sacramento Intl

Tue 10/7

3:16 pm-11:54 pm

1 stop6h 38m

$327

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Sat 8/30

1:50 pm-9:35 pm

2 stops9h 45m

Sacramento Intl

Sat 9/6

11:35 am-7:45 pm

1 stop6h 10m

$332

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Thu 8/21

1:15 pm-3:20 pm

Nonstop4h 05m

Sacramento Intl

Wed 8/27

11:15 am-4:55 pm

Nonstop3h 40m

$333

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Thu 8/21

8:50 am-2:06 pm

1 stop7h 16m

Sacramento Intl

Wed 8/27

6:00 am-4:47 pm

2 stops8h 47m

$347

St. LouisSacramento

STL - SMF

STLSMF

Lambert-St Louis

Thu 8/21

2:30 pm-7:20 pm

3 stops30h 50m

Sacramento Intl

Wed 8/27

6:30 am-1:32 pm

3 stops29h 02m

$353

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 April is also very affordable. Most momondo users find prices during this month for around $276.

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 Wednesday when prices can be found for as low as $467. Flights from St. Louis to Sacramento on a Monday will generally be more expensive and average around $741. 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 morning. momondo users have found flights departing from St. Louis to Sacramento in the morning for as low as $521. 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 $546. 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 $367 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 $282 on momondo.

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

There are 1 cabin classes 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 9% 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 July 2025, prices for St. Louis to Sacramento flights are approximately 18% 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

$117

Fastest flight time

4h 05m

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 $117. The best round-trip flight deal from St. Louis to Sacramento found on momondo in the last 72 hours is $245.
The fastest flight from St. Louis to Sacramento takes 4h 05m
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 05m.

  • 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
FrontierPriceFrom $118Free CancellationRating
5.9
3,239 reviews
Search Frontier flights
American AirlinesPriceFrom $216Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $216Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
DeltaPriceFrom $236Free CancellationRating
8.0
7,981 reviews
Search Delta flights
SouthwestPriceFrom $332Free CancellationRating
8.0
4,246 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 9 flights on this route every week with an average price of $532. 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
Auburn
Yuba City
Lincoln
Rocklin
Grass Valley
Placerville
Marysville
Nevada City
El Dorado Hills
Plymouth
Willows

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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