$84+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — STL
Aug 26 — Sep 21
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
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 Salt Lake City to Lambert-St Louis are usually found in August or September, booked 20 days in advance, depart on a Tuesday or Thursday and return on a Thursday
Cheap flight deals from Salt Lake City to St. Louis
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Best
Last-minute
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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 July 27, 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 July 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Thu 9/36:05 am
SLC
- STL
1 stop12h 08m
Frontier
Thu 9/108:10 pm
STL
- SLC
1 stop12h 53m
Frontier
Deal found 7/22![Frontier logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Thu 9/109:28 pm
SLC
- STL
1 stop20h 47m
Frontier
Mon 9/148:10 pm
STL
- SLC
1 stop17h 26m
Frontier
Deal found 7/22![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 9/224:16 pm
SLC
- STL
1 stop26h 01m
Frontier
Sat 9/268:10 pm
STL
- SLC
1 stop15h 31m
Frontier
Deal found 7/24![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 9/1611:40 am
SLC
- STL
1 stop6h 37m
Frontier
Wed 9/238:10 pm
STL
- SLC
1 stop15h 31m
Frontier
Deal found 7/27![Frontier logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 9/911:40 am
SLC
- STL
1 stop6h 37m
Frontier
Wed 9/168:10 pm
STL
- SLC
1 stop15h 31m
Frontier
Deal found 7/26![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Fri 9/114:16 pm
SLC
- STL
1 stop26h 01m
Frontier
Mon 9/148:10 pm
STL
- SLC
1 stop15h 31m
Frontier
Deal found 7/26![Frontier logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 8/248:16 am
SLC
- STL
1 stop9h 57m
Frontier
Mon 8/317:58 pm
STL
- SLC
1 stop12h 33m
Frontier
Deal found 7/27![Frontier logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Thu 8/206:05 am
SLC
- STL
1 stop12h 08m
Frontier
Thu 8/277:58 pm
STL
- SLC
1 stop12h 33m
Frontier
Deal found 7/23![Frontier logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Thu 9/177:25 am
SLC
- STL
1 stop10h 50m
Frontier
Mon 9/288:10 pm
STL
- SLC
1 stop17h 26m
Frontier
Deal found 7/22![Frontier logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 10/87:25 am
SLC
- STL
1 stop10h 50m
Frontier
Mon 10/128:10 pm
STL
- SLC
1 stop12h 53m
Frontier
Deal found 7/27![Frontier logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Sun 9/279:28 pm
SLC
- STL
1 stop20h 47m
Frontier
Sat 10/310:35 am
STL
- SLC
2 stops22h 28m
Frontier
Deal found 7/22![Frontier logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 10/74:16 pm
SLC
- STL
2 stops16h 24m
Frontier
Thu 10/158:10 pm
STL
- SLC
1 stop12h 53m
Frontier
Deal found 7/27![Frontier logo]()
$216
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 July 27, 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 July 27, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:42 am
SLC
- STL
1 stop13h 17m
Alaska Airlines
Tue 10/137:02 am
STL
- SLC
2 stops12h 57m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$351
This Southwest deal was found by Cheapflights users on 7/27. 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.
Wed 9/27:00 am
SLC
- STL
2 stops9h 55m
Southwest
Wed 9/92:50 pm
STL
- SLC
2 stops6h 45m
Southwest
Deal found 7/27![Southwest logo]()
$416
This Delta deal was found by Cheapflights users on 7/27. 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 10/148:50 pm
SLC
- STL
Nonstop2h 54m
Delta
Thu 10/227:00 pm
STL
- SLC
Nonstop3h 17m
Delta
Deal found 7/27![Delta logo]()
$449
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:06 am
SLC
- STL
2 stops15h 53m
Alaska Airlines
Mon 9/147:36 pm
STL
- SLC
1 stop17h 45m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$361
This Delta deal was found by Cheapflights users on 7/27. 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 9/301:45 pm
SLC
- STL
Nonstop2h 52m
Delta
Wed 10/77:45 am
STL
- SLC
Nonstop3h 20m
Delta
Deal found 7/27![Delta logo]()
$449
This Alaska Airlines deal was found by Cheapflights users on 7/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:06 am
SLC
- STL
2 stops15h 53m
Alaska Airlines
Thu 10/84:42 pm
STL
- SLC
1 stop8h 09m
Alaska Airlines
Deal found 7/26![Alaska Airlines logo]()
$415
This Southwest deal was found by Cheapflights users on 7/26. 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 8/277:20 am
SLC
- STL
2 stops9h 20m
Southwest
Sun 8/308:25 am
STL
- SLC
2 stops6h 30m
Southwest
Deal found 7/26![Southwest logo]()
$466
This Delta deal was found by Cheapflights users on 7/24. 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.
Tue 10/209:38 am
SLC
- STL
Nonstop2h 54m
Delta
Tue 10/272:22 pm
STL
- SLC
Nonstop3h 16m
Delta
Deal found 7/24![Delta logo]()
$459
This Southwest deal was found by Cheapflights users on 7/22. 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.
Thu 9/37:20 am
SLC
- STL
2 stops9h 20m
Southwest
Thu 9/105:15 am
STL
- SLC
2 stops9h 45m
Southwest
Deal found 7/22![Southwest logo]()
$525
This Delta deal was found by Cheapflights users on 7/25. 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 9/106:35 am
SLC
- STL
1 stop6h 33m
Delta
Mon 9/146:55 pm
STL
- SLC
Nonstop3h 15m
Delta
Deal found 7/25![Delta logo]()
$534
Last-minute flights from Salt Lake City to St. LouisDiscover last-minute flight deals from Salt Lake City to St. Louis. Data last updated July 27, 2026 and is based on user searches.
Discover last-minute flight deals from Salt Lake City to St. Louis. Data last updated July 27, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Mon 8/103:41 pm
SLC
- STL
1 stop26h 42m
Frontier
Sat 8/158:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 7/22![Frontier logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Mon 8/103:41 pm
SLC
- STL
1 stop26h 42m
Frontier
Wed 8/128:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 7/22![Frontier logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Mon 8/109:04 pm
SLC
- STL
2 stops34h 53m
Frontier
Thu 8/138:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 7/22![Frontier logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Tue 8/118:16 am
SLC
- STL
1 stop10h 07m
Frontier
Mon 8/178:08 pm
STL
- SLC
1 stop12h 23m
Frontier
Deal found 7/23![Frontier logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Wed 8/197:08 pm
SLC
- STL
1 stop23h 05m
Frontier
Sun 8/236:17 pm
STL
- SLC
2 stops22h 41m
Frontier
Deal found 7/23![Frontier logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Thu 8/206:05 am
SLC
- STL
1 stop12h 08m
Frontier
Thu 8/277:58 pm
STL
- SLC
1 stop12h 33m
Frontier
Deal found 7/23![Frontier logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 8/248:16 am
SLC
- STL
1 stop9h 57m
Frontier
Mon 8/317:58 pm
STL
- SLC
1 stop12h 33m
Frontier
Deal found 7/27![Frontier logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/248:16 am
SLC
- STL
1 stop9h 57m
Frontier
Fri 8/286:17 pm
STL
- SLC
2 stops25h 06m
Frontier
Deal found 7/23![Frontier logo]()
$226
This Trip.com deal was found by Cheapflights users on 7/27. 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 8/267:08 pm
SLC
- STL
1 stop23h 05m
Frontier
Wed 9/26:45 pm
STL
- SLC
1 stop15h 41m
Frontier
Deal found 7/27![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 7/26. 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.
Thu 8/276:05 am
SLC
- STL
1 stop12h 08m
Frontier
Sun 8/307:58 pm
STL
- SLC
1 stop23h 25m
Frontier
Deal found 7/26![Frontier logo]()
$274
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 July 27, 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 July 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Wed 10/217:25 am
SLC
- STL
1 stop10h 50m
Frontier
Deal found 7/22![Frontier logo]()
$84
This Trip.com deal was found by Cheapflights users on 7/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:25 am
SLC
- STL
1 stop10h 50m
Frontier
Deal found 7/22![Frontier logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Mon 10/197:25 am
SLC
- STL
1 stop10h 50m
Frontier
Deal found 7/22![Frontier logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Sat 10/247:25 am
SLC
- STL
1 stop10h 50m
Frontier
Deal found 7/22![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Fri 10/239:28 pm
SLC
- STL
1 stop20h 47m
Frontier
Deal found 7/22![Frontier logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Mon 9/217:25 am
SLC
- STL
1 stop10h 50m
Frontier
Deal found 7/22![Frontier logo]()
$92
This Trip.com deal was found by Cheapflights users on 7/26. 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.
Sun 10/119:28 pm
SLC
- STL
1 stop20h 47m
Frontier
Deal found 7/26![Frontier logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Fri 10/99:28 pm
SLC
- STL
1 stop20h 47m
Frontier
Deal found 7/26![Frontier logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Sat 10/177:25 am
SLC
- STL
1 stop10h 50m
Frontier
Deal found 7/23![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 9/224:16 pm
SLC
- STL
1 stop26h 01m
Frontier
Deal found 7/26![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 9/2811:40 am
SLC
- STL
1 stop6h 37m
Frontier
Deal found 7/26![Frontier logo]()
$97
This Trip.com deal was found by Cheapflights users on 7/25. 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.
Sun 9/66:05 am
SLC
- STL
1 stop12h 08m
Frontier
Deal found 7/25![Frontier logo]()
$98
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 July 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $175 (Kiwi.com) |
One-way from | $84 (Kiwi.com) |
Popular in | November |
Cheapest in | August |
Average price | $439 |
Good round-trip deal | $439 or less |
Good one-way deal | $279 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 July 27, 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
Wed 10/7
9:42 am-11:59 pm
1 stop13h 17m
Lambert-St Louis
Tue 10/13
7:02 am-6:59 pm
2 stops12h 57m
$351
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Thu 9/10
7:06 am-11:59 pm
2 stops15h 53m
Lambert-St Louis
Mon 9/14
7:36 pm-12:21 pm
1 stop17h 45m
$361
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Thu 10/1
7:06 am-11:59 pm
2 stops15h 53m
Lambert-St Louis
Thu 10/8
4:42 pm-11:51 pm
1 stop8h 09m
$415
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Wed 9/2
7:00 am-5:55 pm
2 stops9h 55m
Lambert-St Louis
Wed 9/9
2:50 pm-8:35 pm
2 stops6h 45m
$416
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Wed 10/14
8:50 pm-12:44 am
Nonstop2h 54m
Lambert-St Louis
Thu 10/22
7:00 pm-9:17 pm
Nonstop3h 17m
$449
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Wed 9/30
1:45 pm-5:37 pm
Nonstop2h 52m
Lambert-St Louis
Wed 10/7
7:45 am-10:05 am
Nonstop3h 20m
$449
Quickest round-trip
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Tue 10/20
9:38 am-1:32 pm
Nonstop2h 54m
Lambert-St Louis
Tue 10/27
2:22 pm-4:38 pm
Nonstop3h 16m
$459
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Thu 8/27
7:20 am-5:40 pm
2 stops9h 20m
Lambert-St Louis
Sun 8/30
8:25 am-1:55 pm
2 stops6h 30m
$466
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Thu 9/3
7:20 am-5:40 pm
2 stops9h 20m
Lambert-St Louis
Thu 9/10
5:15 am-2:00 pm
2 stops9h 45m
$525
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
Thu 9/10
6:35 am-2:08 pm
1 stop6h 33m
Lambert-St Louis
Mon 9/14
6:55 pm-9:10 pm
Nonstop3h 15m
$534
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 July.
| 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
Prices
Airlines
How far ahead should I book a flight from Salt Lake City to St. Louis?
Booking 19 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, August 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 $498). 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 July 27, 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 morning tend to be the most expensive. A flight at noon could potentially save you up to 14% 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 July 25, 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. Sunday evenings 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 July 27, 2026.
Read through reviews of airlines operating flights from Salt Lake City to St. Louis, such as Southwest,Delta, andFrontier. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreAnonymous,Feb 2025
MCO - STL
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
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 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
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Farmington
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Salt Lake City and St. Louis flights
Browse other Salt Lake City and St. Louis flight options. Last updated on July 27, 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 July 27, 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 July 27, 2026.
Top 3 airlines flying from Salt Lake City to St. Louis
Discover the top 3 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 July 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$160 | Average$257 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$264 | Average$442 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$399 | Average$497 | FlexibilityNo cancel fee | On-timeN/A |