
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $185 (Kiwi.com) |
One-way from | $65 (Trip.com) |
Popular in | November |
Cheapest in | August |
Average price | $556 |
Good round-trip deal | $358 or less |
Good one-way deal | $248 or less |
Fly from
Fly to
Route
Depart
Return
Price
TucsonSt. Louis
TUS - STL
TUSSTL
Tucson
Thu 1/29
9:49 pm-8:53 pm
1 stop22h 04m
Lambert-St Louis
Tue 2/3
2:50 pm-11:59 pm
1 stop10h 09m
TucsonSt. Louis
TUS - STL
TUSSTL
Tucson
Wed 1/21
8:15 am-4:55 pm
1 stop7h 40m
Lambert-St Louis
Wed 1/28
2:45 pm-9:26 pm
1 stop7h 41m
TucsonSt. Louis
TUS - STL
TUSSTL
Tucson
Wed 1/21
1:15 pm-10:20 pm
2 stops8h 05m
Lambert-St Louis
Wed 1/28
2:20 pm-10:25 pm
2 stops9h 05m
TucsonSt. Louis
TUS - STL
TUSSTL
Tucson
Fri 12/5
12:30 pm-10:14 am
1 stop20h 44m
Lambert-St Louis
Mon 12/8
7:00 am-3:45 pm
1 stop9h 45m
TucsonChicago
TUS - ORD
TUSORD
Tucson
Wed 1/21
2:55 pm-11:53 pm
1 stop7h 58m
Chicago O'Hare Intl
Tue 1/27
2:20 pm-2:04 pm
1 stop24h 44m
TucsonChicago
TUS - ORD
TUSORD
Tucson
Mon 1/19
2:55 pm-11:53 pm
1 stop7h 58m
Chicago O'Hare Intl
Wed 1/28
7:30 am-2:04 pm
1 stop31h 34m
TucsonChicago
TUS - ORD
TUSORD
Tucson
Tue 1/20
2:55 pm-11:53 pm
1 stop7h 58m
Chicago O'Hare Intl
Wed 1/28
7:30 am-2:04 pm
1 stop31h 34m
TucsonChicago
TUS - ORD
TUSORD
Tucson
Sun 1/18
2:50 pm-11:53 pm
1 stop8h 03m
Chicago O'Hare Intl
Tue 1/27
2:20 pm-2:04 pm
1 stop24h 44m
TucsonChicago
TUS - ORD
TUSORD
Tucson
Wed 1/21
2:55 pm-11:53 pm
1 stop7h 58m
Chicago O'Hare Intl
Wed 1/28
2:20 pm-2:04 pm
1 stop24h 44m
TucsonChicago
TUS - ORD
TUSORD
Tucson
Sun 1/18
2:50 pm-11:53 pm
1 stop8h 03m
Chicago O'Hare Intl
Wed 1/28
2:20 pm-2:04 pm
1 stop24h 44m
Currently, February is the cheapest month in which you can book a flight from Tucson to Illinois (average of $104). Flying from Tucson to Illinois in August is currently the most expensive (average of $225). 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.
It’s typically best to fly out from Tucson to Illinois at noon. Doing so could potentially save you 26% on the flight price compared to flying in the afternoon, which is usually more expensive.
Travelers seeking maximum savings on their Tucson to Illinois flight should consider departing on Thursday afternoons when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from TUS to USIL are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).
Food
Overall
Boarding
Comfort
Crew
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Food
Overall
Boarding
Comfort
Crew
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Food
Overall
Boarding
Comfort
Crew
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Food
Overall
Boarding
Comfort
Crew
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Food
Overall
Boarding
Comfort
Crew
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$130 | Average$218 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$256 | Average$463 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$270 | Average$470 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$300 | Average$471 | FlexibilityNo cancel fee | On-time63% |