
Most accurate provider | Mytrip 3 stars  | 
|---|---|
Most trusted provider | Mytrip 3 stars  | 
Round-trip from | $221 (Frontier)  | 
One-way from | $90 (American Airlines)  | 
Popular in | December | 
Cheapest in | September | 
Average price | $372 | 
Good round-trip deal | $347 or less | 
Good one-way deal | $148 or less | 
Fly from
Fly to
Route
Depart
Return
Price
JacksonvillePeoria
JAX - PIA
JAXPIA
Jacksonville
Mon 11/24
8:00 am-2:33 pm
1 stop7h 33m
Greater Peoria
Wed 12/3
1:15 pm-9:32 pm
1 stop7h 17m
JacksonvilleSt. Louis
JAX - STL
JAXSTL
Jacksonville
Tue 12/9
8:15 am-9:35 am
Nonstop2h 20m
Lambert-St Louis
Thu 12/11
6:10 pm-9:05 pm
Nonstop1h 55m
JacksonvilleSt. Louis
JAX - STL
JAXSTL
Jacksonville
Wed 12/3
8:15 am-9:35 am
Nonstop2h 20m
Lambert-St Louis
Sat 12/6
8:25 am-11:20 am
Nonstop1h 55m
JacksonvilleMoline
JAX - MLI
JAXMLI
Jacksonville
Sat 2/21
7:03 pm-10:32 pm
1 stop4h 29m
Moline Quad-City
Tue 2/24
5:00 pm-12:03 am
1 stop6h 03m
JacksonvillePeoria
JAX - PIA
JAXPIA
Jacksonville
Mon 11/24
8:00 am-2:33 pm
1 stop7h 33m
Greater Peoria
Mon 12/1
1:20 pm-9:22 pm
1 stop7h 02m
JacksonvilleSt. Louis
JAX - STL
JAXSTL
Jacksonville
Mon 2/23
7:35 am-8:55 am
Nonstop2h 20m
Lambert-St Louis
Sat 2/28
3:00 pm-5:55 pm
Nonstop1h 55m
JacksonvilleChicago
JAX - MDW
JAXMDW
Jacksonville
Fri 11/14
10:38 pm-9:22 pm
2 stops23h 44m
Chicago Midway
Sun 11/16
8:32 am-9:53 pm
1 stop12h 21m
JacksonvillePeoria
JAX - PIA
JAXPIA
Jacksonville
Wed 11/19
9:11 am-3:47 pm
1 stop7h 36m
Greater Peoria
Sun 11/23
9:49 am-5:15 pm
1 stop6h 26m
JacksonvilleSt. Louis
JAX - STL
JAXSTL
Jacksonville
Tue 12/16
5:52 pm-11:59 pm
1 stop7h 07m
Lambert-St Louis
Fri 12/19
5:16 am-11:31 am
1 stop5h 15m
JacksonvilleSt. Louis
JAX - STL
JAXSTL
Jacksonville
Wed 12/3
6:05 am-10:45 am
1 stop5h 40m
Lambert-St Louis
Fri 12/5
6:00 am-12:09 pm
1 stop5h 09m
Currently, May is the cheapest month in which you can book a flight from Jacksonville to Illinois (average of $98). Flying from Jacksonville to Illinois in December is currently the most expensive (average of $242). 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.
When flying from Jacksonville to Illinois, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 19% versus a flight in the evening.
Travelers seeking maximum savings on their Jacksonville to Illinois flight should consider departing on Thursday mornings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from JAX to USIL are scheduled on a Monday (21 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 on average).
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Anonymous,Feb 2025
MCO - STL
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Anonymous,Feb 2025
MCO - STL
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Anonymous,Feb 2025
MCO - STL
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Anonymous,Feb 2025
MCO - STL
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Anonymous,Feb 2025
MCO - STL
Crew
Overall
Boarding
Comfort
Food
Entertainment
Reviews
Anonymous,Feb 2025
MCO - STL
| Airline | Cheapest | Average | Flexibility | On-time | 
|---|---|---|---|---|
| Cheapest$108 | Average$385 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$145 | Average$247 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$179 | Average$359 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$207 | Average$393 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$226 | Average$356 | FlexibilityNo cancel fee | On-time69% |