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
$174 - $394
Route
Depart
Return
Price
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Tue 5/28
1 stop8h 15m
Chicago O'Hare Intl
Mon 6/10
3 stops26h 01m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Tue 5/28
1 stop8h 15m
Chicago O'Hare Intl
Mon 6/10
2 stops24h 57m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Tue 5/28
1 stop8h 15m
Chicago O'Hare Intl
Mon 6/10
1 stop8h 51m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Wed 6/12
3 stops24h 39m
Chicago O'Hare Intl
Tue 6/18
1 stop11h 47m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Wed 7/3
1 stop22h 50m
Chicago O'Hare Intl
Tue 7/9
1 stop23h 58m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Tue 6/18
1 stop7h 44m
Chicago O'Hare Intl
Mon 7/1
1 stop7h 00m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Fri 6/14
1 stop7h 26m
Chicago O'Hare Intl
Mon 6/17
1 stop5h 22m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Mon 6/24
1 stop5h 24m
Chicago O'Hare Intl
Thu 7/11
1 stop5h 31m
Boise Air Term. Gowen FldLambert-St Louis
BOI - STL
BOISTL
Boise Air Term. Gowen Fld
Mon 6/10
1 stop23h 36m
Lambert-St Louis
Mon 6/17
1 stop9h 34m
No data available for this route at this time. Please check back soon.
Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Crew
Boarding
Overall
Food
Comfort
Entertainment
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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