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
$433 - $600
Route
Depart
Return
Price
Idaho Falls Fanning FieldChicago O'Hare Intl
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Mon 7/1
1 stop5h 33m
Chicago O'Hare Intl
Fri 7/5
1 stop5h 38m
Idaho Falls Fanning FieldChicago O'Hare Intl
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Mon 7/1
1 stop7h 39m
Chicago O'Hare Intl
Fri 7/5
2 stops7h 18m
Idaho Falls Fanning FieldChicago O'Hare Intl
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Tue 7/23
1 stop15h 54m
Chicago O'Hare Intl
Sat 7/27
1 stop5h 19m
Idaho Falls Fanning FieldChicago O'Hare Intl
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Mon 7/8
1 stop5h 00m
Chicago O'Hare Intl
Fri 7/12
1 stop5h 19m
Idaho Falls Fanning FieldChicago O'Hare Intl
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Mon 6/17
1 stop11h 38m
Chicago O'Hare Intl
Fri 6/21
1 stop27h 35m
Idaho Falls Fanning FieldChicago O'Hare Intl
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Mon 7/1
2 stops19h 53m
Chicago O'Hare Intl
Fri 7/5
2 stops20h 40m
Idaho Falls Fanning FieldChicago O'Hare Intl
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Tue 7/23
2 stops11h 31m
Chicago O'Hare Intl
Sat 7/27
1 stop9h 30m
Idaho Falls Fanning FieldLambert-St Louis
IDA - STL
IDASTL
Idaho Falls Fanning Field
Thu 7/4
2 stops16h 18m
Lambert-St Louis
Tue 7/9
2 stops14h 59m
Idaho Falls Fanning FieldChicago O'Hare Intl
IDA - ORD
IDAORD
Idaho Falls Fanning Field
Mon 6/17
1 stop11h 38m
Chicago O'Hare Intl
Fri 6/21
2 stops40h 57m
No data available for this route at this time. Please check back soon.
Entertainment
Food
Overall
Boarding
Comfort
Crew
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Entertainment
Food
Overall
Boarding
Comfort
Crew
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Entertainment
Food
Overall
Boarding
Comfort
Crew
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Entertainment
Food
Overall
Boarding
Comfort
Crew
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Entertainment
Food
Overall
Boarding
Comfort
Crew
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
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