$71+ Cheap flights from Salt Lake City to St. Louis (SLC - 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — STL
May 25 — Jun 11
Round-trip
1 adult, Economy
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Find cheap flights from Salt Lake City 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
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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 Salt Lake City to Lambert-St Louis are usually found in July or October, booked 86 days in advance, depart on a Thursday or Tuesday and return on a Tuesday
Cheap flight deals from Salt Lake City to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Salt Lake City to St. LouisExplore the most affordable flight options available from Salt Lake City to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2026.
Explore the most affordable flight options available from Salt Lake City to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2026.
This Expedia deal was found by Cheapflights users on 4/23. 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.
Fri 5/158:30 pm
SLC
- STL
1 stop21h 53m
Frontier
Mon 5/189:18 pm
STL
- SLC
1 stop13h 12m
Frontier
Deal found 4/23![Frontier logo]()
$160
This Expedia deal was found by Cheapflights users on 4/20. 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.
Thu 5/78:23 am
SLC
- STL
1 stop10h 00m
Frontier
Mon 5/119:18 pm
STL
- SLC
1 stop13h 12m
Frontier
Deal found 4/20![Frontier logo]()
$180
This Expedia deal was found by Cheapflights users on 4/20. 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.
Fri 5/2210:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Sun 5/244:19 pm
STL
- SLC
1 stop30h 40m
Frontier
Deal found 4/20![Frontier logo]()
$185
This Trip.com deal was found by Cheapflights users on 4/21. 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.
Sat 5/168:23 am
SLC
- STL
1 stop10h 00m
Frontier
Sat 5/234:19 pm
STL
- SLC
1 stop30h 40m
Frontier
Deal found 4/21![Frontier logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 6/210:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Thu 6/43:30 pm
STL
- SLC
1 stop6h 21m
Frontier
Deal found 4/20![Frontier logo]()
$192
This Expedia deal was found by Cheapflights users on 4/21. 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.
Thu 5/144:29 pm
SLC
- STL
1 stop25h 54m
Frontier
Mon 5/189:18 pm
STL
- SLC
1 stop13h 12m
Frontier
Deal found 4/21![Frontier logo]()
$201
This Travelocity deal was found by Cheapflights users on 4/20. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/191:32 pm
SLC
- STL
1 stop27h 34m
Frontier
Thu 5/219:06 pm
STL
- SLC
1 stop13h 24m
Frontier
Deal found 4/20![Frontier logo]()
$210
This Trip.com deal was found by Cheapflights users on 4/23. 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.
Tue 5/124:29 pm
SLC
- STL
2 stops15h 26m
Frontier
Thu 5/1412:36 pm
STL
- SLC
1 stop21h 54m
Frontier
Deal found 4/23![Frontier logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 6/24:29 pm
SLC
- STL
1 stop25h 54m
Frontier
Wed 6/108:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 4/22![Frontier logo]()
$212
This Expedia deal was found by Cheapflights users on 4/23. 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.
Tue 6/231:50 pm
SLC
- STL
1 stop28h 01m
Frontier
Sat 6/278:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 4/23![Frontier logo]()
$214
Best flights from Salt Lake City to St. LouisDiscover carefully curated flight deals from Salt Lake City to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 25, 2026.
Discover carefully curated flight deals from Salt Lake City to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 25, 2026.
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/108:46 pm
SLC
- STL
Nonstop2h 51m
Delta
Sat 7/188:00 am
STL
- SLC
Nonstop3h 12m
Delta
Deal found 4/22![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 4/20. 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.
Mon 5/112:31 pm
SLC
- STL
1 stop8h 26m
United Airlines
Tue 5/126:00 am
STL
- SLC
1 stop7h 05m
United Airlines
Deal found 4/20![United Airlines logo]()
$459
This Southwest deal was found by Cheapflights users on 4/22. 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.
Mon 6/2211:05 am
SLC
- STL
2 stops8h 55m
Southwest
Tue 6/308:30 am
STL
- SLC
2 stops8h 50m
Southwest
Deal found 4/22![Southwest logo]()
$501
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/98:46 pm
SLC
- STL
Nonstop2h 51m
Delta
Thu 7/162:28 pm
STL
- SLC
Nonstop3h 10m
Delta
Deal found 4/24![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Sat 5/1612:55 pm
SLC
- STL
2 stops8h 50m
United Airlines
Tue 5/198:46 am
STL
- SLC
1 stop7h 50m
United Airlines
Deal found 4/21![United Airlines logo]()
$464
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/258:46 pm
SLC
- STL
Nonstop2h 53m
Delta
Sun 6/288:00 am
STL
- SLC
Nonstop3h 12m
Delta
Deal found 4/24![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/88:46 pm
SLC
- STL
Nonstop2h 53m
Delta
Sun 6/148:00 am
STL
- SLC
Nonstop3h 12m
Delta
Deal found 4/24![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:46 pm
SLC
- STL
Nonstop2h 53m
Delta
Wed 6/178:00 am
STL
- SLC
Nonstop3h 12m
Delta
Deal found 4/22![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 4/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/188:46 pm
SLC
- STL
Nonstop2h 53m
Delta
Wed 6/247:52 pm
STL
- SLC
Nonstop3h 13m
Delta
Deal found 4/20![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/105:21 pm
SLC
- STL
1 stop5h 02m
Delta
Tue 6/167:52 pm
STL
- SLC
Nonstop3h 13m
Delta
Deal found 4/21![Delta logo]()
$449
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/169:40 am
SLC
- STL
Nonstop2h 52m
Delta
Sat 5/237:00 am
STL
- SLC
Nonstop3h 11m
Delta
Deal found 4/21![Delta logo]()
$489
Last-minute flights from Salt Lake City to St. LouisDiscover last-minute flight deals from Salt Lake City to St. Louis. Data last updated April 25, 2026 and is based on user searches.
Discover last-minute flight deals from Salt Lake City to St. Louis. Data last updated April 25, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 4/20. 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.
Thu 4/3010:48 pm
SLC
- STL
1 stop11h 34m
Frontier
Mon 5/49:55 pm
STL
- SLC
1 stop12h 35m
Frontier
Deal found 4/20![Frontier logo]()
$221
This Expedia deal was found by Cheapflights users on 4/20. 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.
Thu 5/78:23 am
SLC
- STL
1 stop10h 00m
Frontier
Mon 5/119:18 pm
STL
- SLC
1 stop13h 12m
Frontier
Deal found 4/20![Frontier logo]()
$180
This Trip.com deal was found by Cheapflights users on 4/23. 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.
Tue 5/124:29 pm
SLC
- STL
2 stops15h 26m
Frontier
Thu 5/1412:36 pm
STL
- SLC
1 stop21h 54m
Frontier
Deal found 4/23![Frontier logo]()
$211
This Expedia deal was found by Cheapflights users on 4/21. 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.
Thu 5/144:29 pm
SLC
- STL
1 stop25h 54m
Frontier
Mon 5/189:18 pm
STL
- SLC
1 stop13h 12m
Frontier
Deal found 4/21![Frontier logo]()
$201
This Expedia deal was found by Cheapflights users on 4/23. 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.
Fri 5/158:30 pm
SLC
- STL
1 stop21h 53m
Frontier
Mon 5/189:18 pm
STL
- SLC
1 stop13h 12m
Frontier
Deal found 4/23![Frontier logo]()
$160
This Trip.com deal was found by Cheapflights users on 4/21. 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.
Sat 5/168:23 am
SLC
- STL
1 stop10h 00m
Frontier
Sat 5/234:19 pm
STL
- SLC
1 stop30h 40m
Frontier
Deal found 4/21![Frontier logo]()
$186
This Travelocity deal was found by Cheapflights users on 4/20. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/191:32 pm
SLC
- STL
1 stop27h 34m
Frontier
Thu 5/219:06 pm
STL
- SLC
1 stop13h 24m
Frontier
Deal found 4/20![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 5/2110:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Wed 5/278:08 pm
STL
- SLC
1 stop12h 30m
Frontier
Deal found 4/20![Frontier logo]()
$223
This Expedia deal was found by Cheapflights users on 4/20. 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.
Fri 5/2210:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Sun 5/244:19 pm
STL
- SLC
1 stop30h 40m
Frontier
Deal found 4/20![Frontier logo]()
$185
One-way flights from Salt Lake City to St. LouisSearch for one-way flight options from Salt Lake City to St. Louis. Find affordable one-way fares based on user searches. Data last updated April 25, 2026.
Search for one-way flight options from Salt Lake City to St. Louis. Find affordable one-way fares based on user searches. Data last updated April 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 5/264:29 pm
SLC
- STL
1 stop25h 54m
Frontier
Deal found 4/24![Frontier logo]()
$71
This Expedia deal was found by Cheapflights users on 4/20. 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.
Tue 5/191:32 pm
SLC
- STL
1 stop27h 34m
Frontier
Deal found 4/20![Frontier logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 4/24. 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.
Mon 6/89:36 pm
SLC
- STL
1 stop19h 48m
Frontier
Deal found 4/24![Frontier logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 5/148:30 pm
SLC
- STL
1 stop21h 53m
Frontier
Deal found 4/21![Frontier logo]()
$98
This Priceline deal was found by Cheapflights users on 4/20. 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.
Sat 6/611:05 am
SLC
- STL
1 stop7h 26m
Frontier
Deal found 4/20![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Mon 5/2510:54 pm
SLC
- STL
1 stop19h 29m
Frontier
Deal found 4/23![Frontier logo]()
$104
This Frontier deal was found by Cheapflights users on 4/24. 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.
Sun 5/241:32 pm
SLC
- STL
1 stop5h 39m
Frontier
Deal found 4/24![Frontier logo]()
$105
This Booking.com deal was found by Cheapflights users on 4/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/121:32 pm
SLC
- STL
1 stop27h 34m
Frontier
Deal found 4/24![Frontier logo]()
$106
This Trip.com deal was found by Cheapflights users on 4/23. 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.
Wed 5/61:32 pm
SLC
- STL
1 stop21h 09m
Frontier
Deal found 4/23![Frontier logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Sat 5/2310:54 pm
SLC
- STL
2 stops33h 01m
Frontier
Deal found 4/21![Frontier logo]()
$111
This Frontier deal was found by Cheapflights users on 4/20. 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.
Sat 7/188:16 am
SLC
- STL
1 stop10h 07m
Frontier
Deal found 4/20![Frontier logo]()
$115
Find flight deals from Salt Lake City to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Salt Lake City (SLC) 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 April 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $160 (Expedia) |
One-way from | $71 (Kiwi.com) |
Popular in | November |
Cheapest in | July |
Average price | $439 |
Good round-trip deal | $489 or less |
Good one-way deal | $328 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Salt Lake City 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 April 25, 2026.
Use the filters below to find and compare flights from Salt Lake City to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Fri 7/10
8:46 pm-12:37 am
Nonstop2h 51m
Lambert-St Louis
Sat 7/18
8:00 am-10:12 am
Nonstop3h 12m
$439
Quickest round-trip
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Thu 7/9
8:46 pm-12:37 am
Nonstop2h 51m
Lambert-St Louis
Thu 7/16
2:28 pm-4:38 pm
Nonstop3h 10m
$439
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Thu 6/25
8:46 pm-12:39 am
Nonstop2h 53m
Lambert-St Louis
Sun 6/28
8:00 am-10:12 am
Nonstop3h 12m
$439
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Mon 6/8
8:46 pm-12:39 am
Nonstop2h 53m
Lambert-St Louis
Sun 6/14
8:00 am-10:12 am
Nonstop3h 12m
$439
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Fri 6/12
8:46 pm-12:39 am
Nonstop2h 53m
Lambert-St Louis
Wed 6/17
8:00 am-10:12 am
Nonstop3h 12m
$439
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Thu 6/18
8:46 pm-12:39 am
Nonstop2h 53m
Lambert-St Louis
Wed 6/24
7:52 pm-10:05 pm
Nonstop3h 13m
$439
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Wed 6/10
5:21 pm-11:23 pm
1 stop5h 02m
Lambert-St Louis
Tue 6/16
7:52 pm-10:05 pm
Nonstop3h 13m
$449
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Mon 5/11
2:31 pm-11:57 pm
1 stop8h 26m
Lambert-St Louis
Tue 5/12
6:00 am-12:05 pm
1 stop7h 05m
$459
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Sat 5/16
12:55 pm-10:45 pm
2 stops8h 50m
Lambert-St Louis
Tue 5/19
8:46 am-3:36 pm
1 stop7h 50m
$464
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Sat 5/16
9:40 am-1:32 pm
Nonstop2h 52m
Lambert-St Louis
Sat 5/23
7:00 am-9:11 am
Nonstop3h 11m
$489
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Salt Lake City 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 Salt Lake City to St. Louis in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Salt Lake City-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Salt Lake City-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Salt Lake City-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Salt Lake City-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 Salt Lake City-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 Salt Lake City to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Salt Lake City with our price prediction graph.
SLC-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 Salt Lake City to St. Louis
How far ahead should I book a flight from Salt Lake City to St. Louis?
Booking 85 days in advance of your planned departure date is, on average, the best time to get cheap flights from Salt Lake City 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 Salt Lake City to St. Louis?
Currently, July is the cheapest month in which you can book a flight from Salt Lake City to St. Louis (average of $399). Flying from Salt Lake City to St. Louis in November is currently the most expensive (average of $513). 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 SLC to STL?
Find hourly flight availability from Salt Lake City 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 April 25, 2026.
One of the essential ways to save on airfare from Salt Lake City to St. Louis is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 15% on airfare.
What is the cheapest day to fly from Salt Lake City to St. Louis?
Use this chart to determine the cheapest time to fly round-trip from Salt Lake City to St. Louis. Price data was last updated on April 18, 2026.
Travelers seeking maximum savings on their Salt Lake City to St. Louis flight should consider departing on Saturday at noon when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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 April 25, 2026.
Read through reviews of airlines operating flights from Salt Lake City to St. Louis, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Salt Lake City 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
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus
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Salt Lake City and St. Louis flights
Browse other Salt Lake City and St. Louis flight options. Last updated on April 25, 2026.
Other flights from Salt Lake City
Browse through other flights departing from Salt Lake City. Flights are based on user searches made on Cheapflights and were last updated on April 25, 2026.
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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 April 25, 2026.
Top 5 airlines flying from Salt Lake City to St. Louis
Discover the top 5 airlines that operate flights from Salt Lake City 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 April 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$145 | Average$234 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$249 | Average$410 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$271 | Average$458 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$306 | Average$438 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$359 | Average$481 | FlexibilityNo cancel fee | On-timeN/A |