$40+ Cheap flights from Wyoming to Illinois
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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
JAC — ORD
мар 1 — мар 81
1 adult, Economy
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Cheapest flights from Wyoming to IllinoisExplore the most affordable flight options available from Wyoming to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on январь 30, 2026.
Explore the most affordable flight options available from Wyoming to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on январь 30, 2026.
This Super.com deal was found by Cheapflights users on 1/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
пт. 2/63:38 pm
DEN
- STL
Nonstop2h 06m
Frontier
вс. 2/812:03 pm
STL
- DEN
Nonstop2h 33m
Frontier
Deal found 1/28![Frontier logo]()
$79
This Frontier deal was found by Cheapflights users on 1/28. 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.
пт. 2/2010:01 am
DEN
- STL
Nonstop2h 08m
Frontier
пн. 2/231:54 pm
STL
- DEN
Nonstop2h 36m
Frontier
Deal found 1/28![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 1/29. 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.
ср. 3/186:35 am
DEN
- STL
Nonstop2h 14m
Frontier
сб. 3/218:12 pm
STL
- DEN
Nonstop2h 37m
Frontier
Deal found 1/29![Frontier logo]()
$83
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
сб. 2/2810:48 am
DEN
- STL
Nonstop2h 08m
Frontier
пн. 3/28:22 pm
STL
- DEN
1 stop16h 34m
Frontier
Deal found 1/27![Frontier logo]()
$84
This Frontier deal was found by Cheapflights users on 1/28. 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.
сб. 3/146:35 am
DEN
- STL
Nonstop2h 14m
Frontier
сб. 3/218:12 pm
STL
- DEN
Nonstop2h 37m
Frontier
Deal found 1/28![Frontier logo]()
$85
This Frontier deal was found by Cheapflights users on 1/28. 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.
сб. 2/2110:48 am
DEN
- STL
Nonstop2h 08m
Frontier
сб. 2/282:51 pm
STL
- DEN
Nonstop2h 27m
Frontier
Deal found 1/28![Frontier logo]()
$88
This Frontier deal was found by Cheapflights users on 1/28. 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.
сб. 3/146:35 am
DEN
- STL
Nonstop2h 14m
Frontier
пт. 3/208:12 pm
STL
- DEN
Nonstop2h 37m
Frontier
Deal found 1/28![Frontier logo]()
$89
This Cheapflightsfares deal was found by Cheapflights users on 1/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ср. 2/2512:48 pm
DEN
- STL
Nonstop2h 05m
Frontier
ср. 3/48:17 pm
STL
- DEN
1 stop12h 22m
Frontier
Deal found 1/28![Frontier logo]()
$92
This Super.com deal was found by Cheapflights users on 1/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
сб. 2/2110:48 am
DEN
- STL
Nonstop2h 08m
Frontier
пн. 2/231:54 pm
STL
- DEN
Nonstop2h 36m
Frontier
Deal found 1/28![Frontier logo]()
$104
This Frontier deal was found by Cheapflights users on 1/28. 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.
сб. 2/2110:48 am
DEN
- STL
Nonstop2h 08m
Frontier
пт. 3/68:12 pm
STL
- DEN
Nonstop2h 37m
Frontier
Deal found 1/28![Frontier logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
пн. 2/2310:01 am
DEN
- STL
Nonstop2h 08m
Frontier
пн. 3/28:22 pm
STL
- DEN
1 stop16h 34m
Frontier
Deal found 1/28![Frontier logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
пт. 2/2711:49 am
DEN
- STL
1 stop18h 02m
Frontier
ср. 3/45:18 pm
STL
- DEN
Nonstop2h 35m
Frontier
Deal found 1/28![Frontier logo]()
$111
Best flights from Wyoming to IllinoisDiscover carefully curated flight deals from Wyoming to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated январь 30, 2026.
Discover carefully curated flight deals from Wyoming to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated январь 30, 2026.
This Frontier deal was found by Cheapflights users on 1/29. 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.
пн. 3/236:35 am
DEN
- STL
Nonstop2h 14m
Frontier
пт. 3/278:12 pm
STL
- DEN
Nonstop2h 37m
Frontier
Deal found 1/29![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
сб. 3/76:35 am
DEN
- STL
Nonstop2h 14m
Multiple Airlines
пн. 3/97:47 am
STL
- DEN
2 stops14h 47m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$162
This United Airlines deal was found by Cheapflights users on 1/28. 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.
вт. 3/38:30 pm
DEN
- ORD
Nonstop2h 29m
United Airlines
пн. 3/98:40 am
ORD
- DEN
Nonstop2h 53m
United Airlines
Deal found 1/28![United Airlines logo]()
$185
This Southwest deal was found by Cheapflights users on 1/29. 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.
ср. 3/46:25 pm
DEN
- MDW
Nonstop2h 25m
Southwest
сб. 3/79:35 pm
MDW
- DEN
Nonstop2h 40m
Southwest
Deal found 1/29![Southwest logo]()
$187
This Delta deal was found by Cheapflights users on 1/30. 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.
ср. 2/256:10 am
DEN
- ORD
1 stop6h 10m
Delta
сб. 2/286:30 pm
ORD
- DEN
1 stop6h 53m
Delta
Deal found 1/30![Delta logo]()
$199
This CheapOair deal was found by Cheapflights users on 1/28. 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.
чт. 3/57:24 pm
DEN
- STL
1 stop10h 38m
Frontier
сб. 3/78:12 pm
STL
- DEN
Nonstop2h 37m
Frontier
Deal found 1/28![Frontier logo]()
$122
This American Airlines deal was found by Cheapflights users on 1/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
чт. 2/125:57 pm
DEN
- PIA
1 stop4h 28m
American Airlines
ср. 2/186:55 pm
PIA
- DEN
1 stop4h 42m
American Airlines
Deal found 1/28![American Airlines logo]()
$249
This Alaska Airlines deal was found by Cheapflights users on 1/28. 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.
чт. 3/1211:48 am
JAC
- ORD
1 stop11h 11m
Alaska Airlines
пт. 3/133:54 pm
ORD
- JAC
1 stop20h 14m
Alaska Airlines
Deal found 1/28![Alaska Airlines logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
вт. 2/108:01 pm
SLC
- STL
1 stop16h 57m
Frontier
пт. 3/68:12 pm
STL
- SLC
1 stop12h 43m
Frontier
Deal found 1/28![Frontier logo]()
$152
This Sun Country Air deal was found by Cheapflights users on 1/28. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ср. 6/246:36 pm
SLC
- ORD
1 stop24h 08m
Sun Country Air
вт. 6/3011:32 am
ORD
- SLC
1 stop6h 50m
Sun Country Air
Deal found 1/28![Sun Country Air logo]()
$345
This United Airlines deal was found by Cheapflights users on 1/29. 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.
ср. 3/45:54 pm
DEN
- ORD
Nonstop2h 35m
United Airlines
сб. 3/77:57 pm
ORD
- DEN
Nonstop2h 58m
United Airlines
Deal found 1/29![United Airlines logo]()
$187
This Southwest deal was found by Cheapflights users on 1/27. 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.
пт. 4/245:35 pm
DEN
- MDW
Nonstop2h 30m
Southwest
пн. 4/276:00 am
MDW
- DEN
Nonstop2h 40m
Southwest
Deal found 1/27![Southwest logo]()
$191
This Delta deal was found by Cheapflights users on 1/28. 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.
вт. 4/2112:55 am
DEN
- MDW
1 stop8h 01m
Delta
чт. 4/236:00 am
MDW
- DEN
1 stop8h 32m
Delta
Deal found 1/28![Delta logo]()
$205
This United Airlines deal was found by Cheapflights users on 1/29. 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.
чт. 5/149:20 pm
DEN
- ORD
Nonstop2h 38m
United Airlines
вт. 5/199:34 pm
ORD
- DEN
Nonstop2h 56m
United Airlines
Deal found 1/29![United Airlines logo]()
$187
This Southwest deal was found by Cheapflights users on 1/29. 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.
пн. 3/166:20 am
DEN
- MDW
Nonstop2h 25m
Southwest
пн. 3/239:40 pm
MDW
- DEN
Nonstop2h 40m
Southwest
Deal found 1/29![Southwest logo]()
$191
This Cheapflightsfares deal was found by Cheapflights users on 1/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
пн. 2/99:41 am
DEN
- STL
Nonstop2h 09m
Frontier
вт. 2/103:49 pm
STL
- DEN
1 stop8h 10m
Frontier
Deal found 1/29![Frontier logo]()
$180
This United Airlines deal was found by Cheapflights users on 1/28. 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.
чт. 2/268:30 pm
DEN
- ORD
Nonstop2h 29m
United Airlines
ср. 3/49:15 pm
ORD
- DEN
Nonstop2h 51m
United Airlines
Deal found 1/28![United Airlines logo]()
$187
This Delta deal was found by Cheapflights users on 1/29. 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.
пн. 3/26:10 am
DEN
- ORD
1 stop6h 10m
Delta
вт. 3/109:50 am
ORD
- DEN
1 stop8h 27m
Delta
Deal found 1/29![Delta logo]()
$207
This Southwest deal was found by Cheapflights users on 1/29. 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.
пт. 4/108:20 pm
DEN
- MDW
Nonstop2h 20m
Southwest
пн. 4/135:15 pm
MDW
- DEN
Nonstop2h 40m
Southwest
Deal found 1/29![Southwest logo]()
$191
This Expedia deal was found by Cheapflights users on 1/29. 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.
пн. 4/2010:33 pm
SLC
- ORD
1 stop7h 14m
Frontier
пн. 4/275:11 am
ORD
- SLC
1 stop12h 38m
Frontier
Deal found 1/29![Frontier logo]()
$190
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
пт. 4/245:44 pm
DEN
- ORD
Nonstop2h 36m
United Airlines
пн. 4/278:06 pm
ORD
- DEN
Nonstop2h 59m
United Airlines
Deal found 1/27![United Airlines logo]()
$191
This Delta deal was found by Cheapflights users on 1/29. 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.
пн. 3/26:10 am
DEN
- ORD
1 stop6h 10m
Delta
чт. 3/128:55 am
ORD
- DEN
1 stop6h 13m
Delta
Deal found 1/29![Delta logo]()
$213
This Southwest deal was found by Cheapflights users on 1/29. 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.
чт. 5/76:35 am
DEN
- MDW
Nonstop2h 20m
Southwest
пн. 5/119:35 pm
MDW
- DEN
Nonstop2h 40m
Southwest
Deal found 1/29![Southwest logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
ср. 3/186:35 am
DEN
- STL
Nonstop2h 14m
Multiple Airlines
чт. 3/199:50 am
STL
- DEN
3 stops14h 14m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$265
This American Airlines deal was found by Cheapflights users on 1/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
пт. 2/137:00 am
DEN
- MLI
1 stop5h 00m
American Airlines
пн. 2/1612:36 pm
MLI
- DEN
1 stop8h 38m
American Airlines
Deal found 1/29![American Airlines logo]()
$269
This Southwest deal was found by Cheapflights users on 1/29. 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.
ср. 4/2210:55 am
DEN
- MDW
1 stop5h 00m
Southwest
пт. 4/249:35 pm
MDW
- DEN
Nonstop2h 40m
Southwest
Deal found 1/29![Southwest logo]()
$195
This Delta deal was found by Cheapflights users on 1/28. 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.
вт. 3/1712:35 am
DEN
- STL
1 stop8h 11m
Delta
ср. 3/186:12 pm
STL
- DEN
1 stop5h 18m
Delta
Deal found 1/28![Delta logo]()
$217
This CheapOair deal was found by Cheapflights users on 1/29. 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.
сб. 4/257:02 pm
SLC
- ORD
1 stop10h 45m
Frontier
вт. 4/289:18 pm
ORD
- SLC
1 stop18h 48m
Frontier
Deal found 1/29![Frontier logo]()
$201
This American Airlines deal was found by Cheapflights users on 1/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
сб. 2/215:11 pm
SLC
- PIA
1 stop5h 14m
American Airlines
сб. 2/282:50 pm
PIA
- SLC
1 stop8h 12m
American Airlines
Deal found 1/28![American Airlines logo]()
$279
This United Airlines deal was found by Cheapflights users on 1/29. 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.
сб. 3/286:00 am
DEN
- ORD
Nonstop2h 38m
United Airlines
чт. 4/22:35 pm
ORD
- DEN
Nonstop2h 54m
United Airlines
Deal found 1/29![United Airlines logo]()
$210
Last-minute flights from Wyoming to IllinoisDiscover last-minute flight deals from Wyoming to Illinois. Data last updated январь 30, 2026 and is based on user searches.
Discover last-minute flight deals from Wyoming to Illinois. Data last updated январь 30, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 1/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
пт. 2/63:38 pm
DEN
- STL
Nonstop2h 06m
Frontier
вс. 2/812:03 pm
STL
- DEN
Nonstop2h 33m
Frontier
Deal found 1/28![Frontier logo]()
$79
This Cheapflightsfares deal was found by Cheapflights users on 1/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
чт. 2/129:00 pm
DEN
- ORD
1 stop15h 20m
Frontier
чт. 2/194:16 pm
ORD
- DEN
Nonstop3h 07m
Frontier
Deal found 1/29![Frontier logo]()
$121
This Frontier deal was found by Cheapflights users on 1/28. 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.
пт. 2/2010:01 am
DEN
- STL
Nonstop2h 08m
Frontier
пн. 2/231:54 pm
STL
- DEN
Nonstop2h 36m
Frontier
Deal found 1/28![Frontier logo]()
$80
This Frontier deal was found by Cheapflights users on 1/28. 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.
сб. 2/2110:48 am
DEN
- STL
Nonstop2h 08m
Frontier
сб. 2/282:51 pm
STL
- DEN
Nonstop2h 27m
Frontier
Deal found 1/28![Frontier logo]()
$88
This Super.com deal was found by Cheapflights users on 1/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
сб. 2/2110:48 am
DEN
- STL
Nonstop2h 08m
Frontier
пн. 2/231:54 pm
STL
- DEN
Nonstop2h 36m
Frontier
Deal found 1/28![Frontier logo]()
$104
This Frontier deal was found by Cheapflights users on 1/28. 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.
сб. 2/2110:48 am
DEN
- STL
Nonstop2h 08m
Frontier
пт. 3/68:12 pm
STL
- DEN
Nonstop2h 37m
Frontier
Deal found 1/28![Frontier logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
сб. 2/2110:48 am
DEN
- STL
Nonstop2h 08m
Frontier
пн. 3/21:54 pm
STL
- DEN
Nonstop2h 36m
Frontier
Deal found 1/28![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
пн. 2/2310:01 am
DEN
- STL
Nonstop2h 08m
Frontier
пн. 3/28:22 pm
STL
- DEN
1 stop16h 34m
Frontier
Deal found 1/28![Frontier logo]()
$106
This Cheapflightsfares deal was found by Cheapflights users on 1/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ср. 2/2512:48 pm
DEN
- STL
Nonstop2h 05m
Frontier
ср. 3/48:17 pm
STL
- DEN
1 stop12h 22m
Frontier
Deal found 1/28![Frontier logo]()
$92
This Cheapflightsfares deal was found by Cheapflights users on 1/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
чт. 2/267:35 pm
DEN
- ORD
Nonstop2h 39m
Frontier
вс. 3/14:16 pm
ORD
- DEN
Nonstop3h 07m
Frontier
Deal found 1/28![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
пт. 2/2711:49 am
DEN
- STL
1 stop18h 02m
Frontier
ср. 3/45:18 pm
STL
- DEN
Nonstop2h 35m
Frontier
Deal found 1/28![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
сб. 2/2810:48 am
DEN
- STL
Nonstop2h 08m
Frontier
пн. 3/28:22 pm
STL
- DEN
1 stop16h 34m
Frontier
Deal found 1/27![Frontier logo]()
$84
One-way flights from Wyoming to IllinoisSearch for one-way flight options from Wyoming to Illinois. Find affordable one-way fares based on user searches. Data last updated январь 30, 2026.
Search for one-way flight options from Wyoming to Illinois. Find affordable one-way fares based on user searches. Data last updated январь 30, 2026.
This Super.com deal was found by Cheapflights users on 1/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
пт. 2/63:38 pm
DEN
- STL
Nonstop2h 06m
Frontier
Deal found 1/29![Frontier logo]()
$40
This Kiwi.com deal was found by Cheapflights users on 1/29. 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.
сб. 4/46:40 am
DEN
- STL
Nonstop2h 08m
Frontier
Deal found 1/29![Frontier logo]()
$43
This Expedia deal was found by Cheapflights users on 1/28. 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.
ср. 4/16:40 am
DEN
- STL
Nonstop2h 08m
Frontier
Deal found 1/28![Frontier logo]()
$44
This Trip.com deal was found by Cheapflights users on 1/29. 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.
вт. 3/109:14 pm
SLC
- STL
1 stop11h 35m
Frontier
Deal found 1/29![Frontier logo]()
$48
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
пн. 3/236:35 am
DEN
- STL
Nonstop2h 14m
Frontier
Deal found 1/28![Frontier logo]()
$48
This Frontier deal was found by Cheapflights users on 1/28. 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.
пт. 3/276:35 am
DEN
- STL
Nonstop2h 14m
Frontier
Deal found 1/28![Frontier logo]()
$49
This Trip.com deal was found by Cheapflights users on 1/28. 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.
вт. 3/38:01 pm
SLC
- STL
1 stop18h 52m
Frontier
Deal found 1/28![Frontier logo]()
$53
This Kiwi.com deal was found by Cheapflights users on 1/29. 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.
пт. 2/1310:01 am
DEN
- STL
Nonstop2h 08m
Frontier
Deal found 1/29![Frontier logo]()
$53
This Trip.com deal was found by Cheapflights users on 1/28. 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.
пт. 3/69:14 pm
SLC
- STL
1 stop11h 35m
Frontier
Deal found 1/28![Frontier logo]()
$54
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
пт. 2/276:44 pm
SLC
- STL
1 stop18h 12m
Frontier
Deal found 1/27![Frontier logo]()
$60
This Kiwi.com deal was found by Cheapflights users on 1/29. 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.
вт. 3/1011:59 pm
DEN
- STL
1 stop9h 38m
Frontier
Deal found 1/29![Frontier logo]()
$60
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
вт. 3/31:42 pm
DEN
- STL
1 stop16h 09m
Frontier
Deal found 1/28![Frontier logo]()
$61
Find flight deals from Wyoming to Illinois
Keep the following information in mind while searching for Wyoming to Illinois flight deals. Data was last updated январь 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $79 (Super.com) |
One-way from | $40 (Super.com) |
Popular in | January |
Cheapest in | September |
Average price | $532 |
Good round-trip deal | $387 or less |
Good one-way deal | $298 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Wyoming to Illinois 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 январь 30, 2026.
Use the filters below to find and compare flights from Wyoming to Illinois that are best for you.
Fly from
Wyoming
Fly to
Illinois
Route
Depart
Return
Price
DenverSt. Louis
DEN - STL
DENSTL
Denver Intl
пн. 3/23
6:35 am-9:49 am
Nonstop2h 14m
Lambert-St Louis
пт. 3/27
8:12 pm-9:49 pm
Nonstop2h 37m
$118
DenverSt. Louis
DEN - STL
DENSTL
Denver Intl
чт. 3/5
7:24 pm-7:02 am
1 stop10h 38m
Lambert-St Louis
сб. 3/7
8:12 pm-9:49 pm
Nonstop2h 37m
$122
Salt Lake CitySt. Louis
SLC - STL
SLCSTL
Salt Lake City
вт. 2/10
8:01 pm-1:58 pm
1 stop16h 57m
Lambert-St Louis
пт. 3/6
8:12 pm-7:55 am
1 stop12h 43m
$152
DenverSt. Louis
DEN - STL
DENSTL
Denver Intl
сб. 3/7
6:35 am-9:49 am
Nonstop2h 14m
Lambert-St Louis
пн. 3/9
7:47 am-9:34 pm
2 stops14h 47m
$162
DenverSt. Louis
DEN - STL
DENSTL
Denver Intl
пн. 2/9
9:41 am-12:50 pm
Nonstop2h 09m
Lambert-St Louis
вт. 2/10
3:49 pm-10:59 pm
1 stop8h 10m
$180
DenverChicago
DEN - ORD
DENORD
Denver Intl
вт. 3/3
8:30 pm-11:59 pm
Nonstop2h 29m
Chicago O'Hare Intl
пн. 3/9
8:40 am-10:33 am
Nonstop2h 53m
$185
DenverChicago
DEN - MDW
DENMDW
Denver Intl
ср. 3/4
6:25 pm-9:50 pm
Nonstop2h 25m
Chicago Midway
сб. 3/7
9:35 pm-11:15 pm
Nonstop2h 40m
$187
DenverChicago
DEN - ORD
DENORD
Denver Intl
ср. 3/4
5:54 pm-9:29 pm
Nonstop2h 35m
Chicago O'Hare Intl
сб. 3/7
7:57 pm-9:55 pm
Nonstop2h 58m
$187
DenverChicago
DEN - ORD
DENORD
Denver Intl
чт. 5/14
9:20 pm-12:58 am
Nonstop2h 38m
Chicago O'Hare Intl
вт. 5/19
9:34 pm-11:30 pm
Nonstop2h 56m
$187
DenverChicago
DEN - ORD
DENORD
Denver Intl
чт. 2/26
8:30 pm-11:59 pm
Nonstop2h 29m
Chicago O'Hare Intl
ср. 3/4
9:15 pm-11:06 pm
Nonstop2h 51m
$187
Showing 1-10 of 60 results
Best time to book a flight from Wyoming to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Wyoming with our price prediction graph.
DEN-STL
DEN-ORD
DEN-MDW
DEN-PIA
JAC-ORD
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 Wyoming to Illinois
USWY-USIL
DEN-STL
DEN-ORD
DEN-MDW
DEN-PIA
What is the cheapest month to book a flight from Wyoming to Illinois?
Currently, September is the cheapest month in which you can book a flight from Wyoming to Illinois (average of $197). Flying from Wyoming to Illinois in July is currently the most expensive (average of $447). 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 WY to IL?
Find hourly flight availability from Wyoming to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated январь 30, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Wyoming to Illinois as you normally would.
Weekly flight availability from Wyoming to Illinois
Explore weekly flight availability from Wyoming to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated январь 30, 2026.
The most flights from USWY to USIL are scheduled on a Monday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated январь 30, 2026.
Read reviews from past customers who have flown United Airlines and American Airlines from Wyoming to Illinois. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.6
Overall
7.4
Boarding
7.7
Crew
8.1
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Food
6.6
Overall
7.4
Boarding
7.7
Crew
8.1
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Food
6.6
Overall
7.4
Boarding
7.7
Crew
8.1
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Related info for your journey
Find useful and relevant information for your journey from Wyoming to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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 for Wyoming to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from Wyoming to Illinois
Discover the top 2 airlines that operate flights from Wyoming to Illinois. 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 январь 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$191 | Average$385 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$289 | Average$411 | FlexibilityNo cancel fee | On-time69% |