Users have found that booking a flight from Boise to Illinois at least 22 days early can save you up to 244% on average compared to booking a flight this week. If booking 22 days before your flight isn’t an option for you, users have found flights from Boise to Illinois for as little as $325 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $475 for flights departing within the next 3 days.
Flights from Boise to Illinois lean towards being more expensive in May. Prices are generally better when you fly from Boise to Illinois in September, with the cheapest ticket starting at $129.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boise to Illinois as you normally would.
Fly from
Fly to
Budget
$158 - $362
Route
Depart
Return
Price
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Tue 6/18
1 stop7h 08m
Chicago O'Hare Intl
Mon 7/1
1 stop8h 01m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Sat 6/1
1 stop12h 46m
Chicago O'Hare Intl
Tue 6/4
1 stop8h 12m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Mon 7/15
1 stop6h 54m
Chicago O'Hare Intl
Sat 7/20
1 stop7h 36m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Tue 6/4
1 stop12h 16m
Chicago O'Hare Intl
Tue 6/11
1 stop18h 12m
Boise Air Term. Gowen FldLambert-St Louis
BOI - STL
BOISTL
Boise Air Term. Gowen Fld
Fri 9/13
1 stop15h 42m
Lambert-St Louis
Mon 9/16
1 stop26h 28m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Tue 6/18
1 stop11h 57m
Chicago O'Hare Intl
Mon 6/24
2 stops21h 34m
Boise Air Term. Gowen FldChicago Midway
BOI - MDW
BOIMDW
Boise Air Term. Gowen Fld
Thu 9/5
1 stop6h 26m
Chicago Midway
Tue 9/10
1 stop5h 44m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Tue 8/6
1 stop5h 32m
Chicago O'Hare Intl
Sat 8/10
1 stop5h 24m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Wed 7/17
2 stops15h 32m
Chicago O'Hare Intl
Sat 7/27
1 stop7h 14m
No data available for this route at this time. Please check back soon.
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
0%of flight departures | Early morningMidnight to 6 am |
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100%of flight departures | Morning6 am to noon |
0%of flight departures | AfternoonNoon to 6 pm |
0%of flight departures | Evening6 pm to midnight |
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