$119+ Cheap flights from Sacramento to St. Louis (SMF - STL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
SMF — STL
Aug 17 — Aug 241
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Sacramento to St. Louis with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Sacramento Intl to Lambert-St Louis are usually found in May or August, booked 54 days in advance, depart on a Saturday or Wednesday and return on a Saturday
Cheap flight deals from Sacramento to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Sacramento to St. LouisExplore the most affordable flight options available from Sacramento to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.
Explore the most affordable flight options available from Sacramento to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2026.
This Orbitz deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:15 pm
SMF
- STL
1 stop14h 36m
Frontier
Wed 9/1612:46 pm
STL
- SMF
1 stop25h 48m
Frontier
Deal found 7/13![Frontier logo]()
$260
This Trip.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:42 am
SMF
- STL
1 stop5h 31m
Frontier
Wed 9/26:45 pm
STL
- SMF
1 stop26h 07m
Frontier
Deal found 7/17![Frontier logo]()
$267
This CheapOair deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:15 pm
SMF
- STL
1 stop28h 02m
Frontier
Mon 10/125:19 pm
STL
- SMF
1 stop27h 44m
Frontier
Deal found 7/15![Frontier logo]()
$270
This Orbitz deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:15 pm
SMF
- STL
1 stop28h 02m
Multiple Airlines
Tue 10/137:00 am
STL
- SMF
2 stops12h 42m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$278
This CheapOair deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:15 pm
SMF
- STL
1 stop14h 36m
Frontier
Mon 9/2112:46 pm
STL
- SMF
1 stop8h 17m
Frontier
Deal found 7/14![Frontier logo]()
$279
This Expedia deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/611:42 am
SMF
- STL
1 stop5h 31m
Frontier
Sat 9/1212:46 pm
STL
- SMF
1 stop25h 48m
Frontier
Deal found 7/16![Frontier logo]()
$302
This Orbitz deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:52 am
SMF
- STL
2 stops15h 07m
Alaska Airlines
Mon 9/286:29 am
STL
- SMF
2 stops11h 11m
Alaska Airlines
Deal found 7/17![Alaska Airlines logo]()
$303
This Expedia deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1511:25 am
SMF
- STL
1 stop5h 58m
Multiple Airlines
Sat 8/226:08 pm
STL
- SMF
1 stop18h 46m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:25 am
SMF
- STL
1 stop7h 58m
Frontier
Tue 8/118:08 pm
STL
- SMF
2 stops25h 15m
Frontier
Deal found 7/15![Frontier logo]()
$307
This CheapOair deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:15 pm
SMF
- STL
1 stop14h 36m
Frontier
Mon 9/2812:46 pm
STL
- SMF
1 stop8h 17m
Frontier
Deal found 7/17![Frontier logo]()
$309
This CheapOair deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:25 am
SMF
- STL
1 stop7h 58m
Frontier
Sun 8/98:08 pm
STL
- SMF
1 stop16h 27m
Frontier
Deal found 7/14![Frontier logo]()
$313
This Orbitz deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:15 pm
SMF
- STL
1 stop14h 36m
Frontier
Wed 9/3012:46 pm
STL
- SMF
1 stop8h 17m
Frontier
Deal found 7/13![Frontier logo]()
$314
Best flights from Sacramento to St. LouisDiscover carefully curated flight deals from Sacramento to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 18, 2026.
Discover carefully curated flight deals from Sacramento to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 18, 2026.
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/274:55 pm
SMF
- STL
1 stop5h 40m
Southwest
Mon 8/318:25 am
STL
- SMF
Nonstop4h 00m
Southwest
Deal found 7/13![Southwest logo]()
$342
This United Airlines deal was found by Cheapflights users on 7/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:30 am
SMF
- STL
1 stop8h 34m
United Airlines
Wed 8/129:00 am
STL
- SMF
1 stop8h 11m
United Airlines
Deal found 7/12![United Airlines logo]()
$457
This Southwest deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:30 am
SMF
- STL
1 stop5h 50m
Southwest
Sat 9/128:30 am
STL
- SMF
Nonstop4h 00m
Southwest
Deal found 7/16![Southwest logo]()
$347
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:25 pm
SMF
- STL
2 stops7h 30m
Southwest
Mon 10/55:05 am
STL
- SMF
1 stop6h 05m
Southwest
Deal found 7/13![Southwest logo]()
$352
This United Airlines deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:45 am
SMF
- STL
2 stops11h 01m
United Airlines
Tue 8/189:00 am
STL
- SMF
2 stops13h 26m
United Airlines
Deal found 7/16![United Airlines logo]()
$458
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/82:25 pm
SMF
- STL
2 stops7h 30m
Southwest
Thu 10/152:25 pm
STL
- SMF
1 stop7h 50m
Southwest
Deal found 7/13![Southwest logo]()
$413
This Southwest deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:35 am
SMF
- STL
1 stop6h 40m
Southwest
Wed 9/28:35 am
STL
- SMF
Nonstop4h 00m
Southwest
Deal found 7/14![Southwest logo]()
$455
This Southwest deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:25 pm
SMF
- STL
Nonstop3h 35m
Southwest
Wed 9/211:55 am
STL
- SMF
1 stop5h 45m
Southwest
Deal found 7/17![Southwest logo]()
$457
This Southwest deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/222:25 pm
SMF
- STL
1 stop7h 00m
Southwest
Fri 10/238:35 am
STL
- SMF
Nonstop4h 15m
Southwest
Deal found 7/17![Southwest logo]()
$460
Last-minute flights from Sacramento to St. LouisDiscover last-minute flight deals from Sacramento to St. Louis. Data last updated July 18, 2026 and is based on user searches.
Discover last-minute flight deals from Sacramento to St. Louis. Data last updated July 18, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3111:25 am
SMF
- STL
1 stop5h 58m
Frontier
Wed 8/127:03 pm
STL
- SMF
1 stop25h 46m
Frontier
Deal found 7/14![Frontier logo]()
$328
This CheapOair deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:28 pm
SMF
- STL
1 stop21h 47m
Frontier
Tue 8/117:03 pm
STL
- SMF
1 stop23h 08m
Frontier
Deal found 7/15![Frontier logo]()
$270
This CheapOair deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:25 am
SMF
- STL
1 stop7h 58m
Frontier
Sun 8/98:08 pm
STL
- SMF
1 stop16h 27m
Frontier
Deal found 7/14![Frontier logo]()
$313
This Expedia deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1511:25 am
SMF
- STL
1 stop5h 58m
Multiple Airlines
Sat 8/226:08 pm
STL
- SMF
1 stop18h 46m
Multiple Airlines
Deal found 7/16![Multiple Airlines logo]()
$304
This CheapOair deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:28 pm
SMF
- STL
1 stop21h 47m
Frontier
Sat 8/226:45 pm
STL
- SMF
1 stop26h 07m
Frontier
Deal found 7/15![Frontier logo]()
$326
This Trip.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:42 am
SMF
- STL
1 stop5h 31m
Frontier
Wed 9/26:45 pm
STL
- SMF
1 stop26h 07m
Frontier
Deal found 7/17![Frontier logo]()
$267
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/274:55 pm
SMF
- STL
1 stop5h 40m
Southwest
Mon 8/318:25 am
STL
- SMF
Nonstop4h 00m
Southwest
Deal found 7/13![Southwest logo]()
$342
This CheapOair deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:42 am
SMF
- STL
1 stop5h 31m
Frontier
Wed 9/26:45 pm
STL
- SMF
1 stop26h 07m
Frontier
Deal found 7/14![Frontier logo]()
$317
One-way flights from Sacramento to St. LouisSearch for one-way flight options from Sacramento to St. Louis. Find affordable one-way fares based on user searches. Data last updated July 18, 2026.
Search for one-way flight options from Sacramento to St. Louis. Find affordable one-way fares based on user searches. Data last updated July 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:58 pm
SMF
- STL
2 stops21h 17m
Frontier
Deal found 7/13![Frontier logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:47 pm
SMF
- STL
2 stops21h 26m
Frontier
Deal found 7/14![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:58 pm
SMF
- STL
2 stops21h 17m
Frontier
Deal found 7/16![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:08 pm
SMF
- STL
2 stops21h 15m
Frontier
Deal found 7/15![Frontier logo]()
$126
This Priceline deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:25 am
SMF
- STL
1 stop7h 58m
Frontier
Deal found 7/14![Frontier logo]()
$130
This Expedia deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:07 pm
SMF
- STL
1 stop23h 08m
Frontier
Deal found 7/16![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:58 pm
SMF
- STL
2 stops21h 17m
Frontier
Deal found 7/14![Frontier logo]()
$133
This Frontier deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/121:29 pm
SMF
- STL
1 stop9h 48m
Frontier
Deal found 7/15![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:15 pm
SMF
- STL
2 stops22h 00m
Frontier
Deal found 7/17![Frontier logo]()
$140
This CheapOair deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:15 pm
SMF
- STL
1 stop25h 24m
Frontier
Deal found 7/15![Frontier logo]()
$141
Find flight deals from Sacramento to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Sacramento (SMF) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $260 (Orbitz) |
One-way from | $119 (Kiwi.com) |
Popular in | March |
Cheapest in | May |
Average price | $526 |
Cheapflights Fare Finder
Customize your flight search to find flights from Sacramento to St. Louis 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, Cheapflights users made 2,558,603 searches. Data last updated July 18, 2026.
Use the filters below to find and compare flights from Sacramento to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SacramentoSt. Louis
SMF - STL
SMFSTL
Sacramento Intl
Thu 8/27
4:55 pm-12:35 am
1 stop5h 40m
Lambert-St Louis
Mon 8/31
8:25 am-10:25 am
Nonstop4h 00m
$342
SacramentoSt. Louis
SMF - STL
SMFSTL
Sacramento Intl
Sun 9/6
6:30 am-2:20 pm
1 stop5h 50m
Lambert-St Louis
Sat 9/12
8:30 am-10:30 am
Nonstop4h 00m
$347
SacramentoSt. Louis
SMF - STL
SMFSTL
Sacramento Intl
Thu 10/1
2:25 pm-11:55 pm
2 stops7h 30m
Lambert-St Louis
Mon 10/5
5:05 am-9:10 am
1 stop6h 05m
$352
SacramentoSt. Louis
SMF - STL
SMFSTL
Sacramento Intl
Thu 10/8
2:25 pm-11:55 pm
2 stops7h 30m
Lambert-St Louis
Thu 10/15
2:25 pm-8:15 pm
1 stop7h 50m
$413
SacramentoSt. Louis
SMF - STL
SMFSTL
Sacramento Intl
Fri 8/28
6:35 am-3:15 pm
1 stop6h 40m
Lambert-St Louis
Wed 9/2
8:35 am-10:35 am
Nonstop4h 00m
$455
SacramentoSt. Louis
SMF - STL
SMFSTL
Sacramento Intl
Tue 8/11
7:30 am-6:04 pm
1 stop8h 34m
Lambert-St Louis
Wed 8/12
9:00 am-3:11 pm
1 stop8h 11m
$457
Quickest round-trip
SacramentoSt. Louis
SMF - STL
SMFSTL
Sacramento Intl
Thu 8/20
12:25 pm-6:00 pm
Nonstop3h 35m
Lambert-St Louis
Wed 9/2
11:55 am-3:40 pm
1 stop5h 45m
$457
SacramentoSt. Louis
SMF - STL
SMFSTL
Sacramento Intl
Thu 8/13
7:45 am-8:46 pm
2 stops11h 01m
Lambert-St Louis
Tue 8/18
9:00 am-8:26 pm
2 stops13h 26m
$458
SacramentoSt. Louis
SMF - STL
SMFSTL
Sacramento Intl
Thu 10/22
2:25 pm-11:25 pm
1 stop7h 00m
Lambert-St Louis
Fri 10/23
8:35 am-10:50 am
Nonstop4h 15m
$460
Cheapest one-way
SacramentoSt. Louis
SMF - STL
SMFSTL
Sacramento Intl
Wed 10/14
7:51 pm-9:03 am
2 stops11h 12m
$157
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Sacramento to St. Louis
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sacramento to St. Louis in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Sacramento-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sacramento-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sacramento-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sacramento-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sacramento-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Sacramento to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Sacramento with our price prediction graph.
SMF-STL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Sacramento to St. Louis
How far ahead should I book a flight from Sacramento to St. Louis?
Booking 52 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sacramento to St. Louis. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Sacramento to St. Louis?
Currently, May is the cheapest month in which you can book a flight from Sacramento to St. Louis (average of $324). Flying from Sacramento to St. Louis in March is currently the most expensive (average of $618). 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.
What is the cheapest time of day to fly from SMF to STL?
Find hourly flight availability from Sacramento to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 18, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sacramento to St. Louis as you normally would.
The best insider tips for Sacramento to St. Louis flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Sacramento to St. Louis trip
Our travel experts
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated July 18, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Sacramento to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Related info for your journey
Find useful and relevant information for your journey from Sacramento to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
St. Louis flight routes
Alternative routes for Sacramento to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Sacramento to St. Louis by cabin class
Find flights from Sacramento to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Sacramento and St. Louis flights
Browse other Sacramento and St. Louis flight options. Last updated on July 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 18, 2026.
Top 5 airlines flying from Sacramento to St. Louis
Discover the top 5 airlines that operate flights from Sacramento to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$194 | Average$319 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$226 | Average$458 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$421 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$236 | Average$371 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$322 | Average$533 | FlexibilityNo cancel fee | On-time63% |