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 April. 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
$163 - $306
Route
Depart
Return
Price
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Wed 7/10
1 stop8h 16m
Chicago O'Hare Intl
Wed 7/17
1 stop10h 09m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Wed 7/10
1 stop8h 16m
Chicago O'Hare Intl
Wed 7/17
1 stop10h 09m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Wed 7/10
1 stop8h 16m
Chicago O'Hare Intl
Tue 7/16
1 stop14h 21m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Wed 7/10
1 stop8h 16m
Chicago O'Hare Intl
Tue 7/16
2 stops16h 39m
Boise Air Term. Gowen FldLambert-St Louis
BOI - STL
BOISTL
Boise Air Term. Gowen Fld
Tue 6/25
1 stop14h 52m
Lambert-St Louis
Fri 7/12
1 stop24h 49m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Tue 10/8
1 stop8h 23m
Chicago O'Hare Intl
Tue 10/22
1 stop6h 00m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Tue 7/9
1 stop6h 54m
Chicago O'Hare Intl
Wed 7/17
1 stop6h 56m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Wed 7/3
1 stop5h 15m
Chicago O'Hare Intl
Sat 7/6
1 stop5h 24m
Boise Air Term. Gowen FldChicago O'Hare Intl
BOI - ORD
BOIORD
Boise Air Term. Gowen Fld
Thu 9/12
2 stops18h 17m
Chicago O'Hare Intl
Mon 9/16
1 stop7h 19m
No data available for this route at this time. Please check back soon.
Boarding
Crew
Entertainment
Overall
Food
Comfort
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Crew
Entertainment
Overall
Food
Comfort
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Crew
Entertainment
Overall
Food
Comfort
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Crew
Entertainment
Overall
Food
Comfort
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Crew
Entertainment
Overall
Food
Comfort
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Crew
Entertainment
Overall
Food
Comfort
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
0%of flight departures | Early morningMidnight to 6 am |
---|---|
100%of flight departures | Morning6 am to noon |
0%of flight departures | AfternoonNoon to 6 pm |
0%of flight departures | Evening6 pm to midnight |
Cheapflights helps you search for flights from Boise to Illinois via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Cheapflights helps you find that perfect flight to Illinois from Boise by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Users can book flights with no change fees policies with our dedicated filters. Book flights from Boise to Illinois flexibly with Cheapflights today.
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!