The best pricing can be found in the month of December. Prices to Illinois from Idaho Falls average $548. You can even find prices in December for less than $548, as users have found deals to Illinois from as low as $375. The month of September appears to be one of the more expensive times to travel to Illinois from Idaho Falls. Flying in the targeted month can save you up to 32%.
When flying from Idaho Falls to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Fly from
Fly to
Budget
$331 - $640
Route
Depart
Return
Price
Idaho Falls Fanning FieldChicago O'Hare Intl
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Fri 6/21
1 stop9h 43m
Chicago O'Hare Intl
Thu 6/27
2 stops23h 20m
Idaho Falls Fanning FieldChicago O'Hare Intl
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Fri 6/21
1 stop9h 43m
Chicago O'Hare Intl
Thu 6/27
3 stops27h 12m
Idaho Falls Fanning FieldChicago O'Hare Intl
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Fri 6/21
2 stops14h 44m
Chicago O'Hare Intl
Thu 6/27
3 stops27h 12m
Idaho Falls Fanning FieldMoline Quad-City
IDA - MLI
IDAMLI
Idaho Falls Fanning Field
Thu 8/15
2 stops26h 18m
Moline Quad-City
Sat 8/24
2 stops7h 14m
Idaho Falls Fanning FieldChicago O'Hare Intl
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Fri 6/21
3 stops19h 52m
Chicago O'Hare Intl
Thu 6/27
3 stops27h 12m
Idaho Falls Fanning FieldMoline Quad-City
IDA - MLI
IDAMLI
Idaho Falls Fanning Field
Thu 8/15
1 stop5h 18m
Moline Quad-City
Sat 8/24
2 stops7h 14m
Idaho Falls Fanning FieldLambert-St Louis
IDA - STL
IDASTL
Idaho Falls Fanning Field
Wed 8/7
1 stop8h 07m
Lambert-St Louis
Fri 8/9
1 stop6h 07m
Idaho Falls Fanning FieldChicago O'Hare Intl
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Thu 7/18
2 stops11h 31m
Chicago O'Hare Intl
Tue 7/23
2 stops9h 37m
Idaho Falls Fanning FieldLambert-St Louis
IDA - STL
IDASTL
Idaho Falls Fanning Field
Thu 6/20
1 stop6h 57m
Lambert-St Louis
Mon 6/24
1 stop20h 50m
No data available for this route at this time. Please check back soon.
Entertainment
Crew
Boarding
Comfort
Food
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Entertainment
Crew
Boarding
Comfort
Food
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Entertainment
Crew
Boarding
Comfort
Food
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Entertainment
Crew
Boarding
Comfort
Food
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Entertainment
Crew
Boarding
Comfort
Food
Overall
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
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