Users have found that booking a flight from Denver to Illinois at least 56 days early can save you up to 85% on average compared to booking a flight this week. If booking 56 days before your flight isn’t an option for you, users have found flights from Denver to Illinois for as little as $155 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 $297 for flights departing within the next 3 days.
Due to multiple factors, expect to potentially pay more when booking in July. For low rates, April can be a great choice for travel to Illinois. Flights to Illinois from Denver in April are about $185 on average during April, but can be found for as low as $40.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to Illinois as you normally would.
Fly from
Fly to
Budget
$57 - $148
Route
Depart
Return
Price
Denver IntlChicago O'Hare Intl
DEN - ORD
DENORD
Denver Intl
Sat 8/24
Nonstop2h 31m
Chicago O'Hare Intl
Tue 8/27
Nonstop2h 45m
Denver IntlChicago O'Hare Intl
DEN - ORD
DENORD
Denver Intl
Tue 9/10
Nonstop2h 38m
Chicago O'Hare Intl
Tue 9/24
Nonstop2h 45m
Denver IntlChicago Midway
DEN - MDW
DENMDW
Denver Intl
Wed 6/12
Nonstop2h 22m
Chicago Midway
Thu 6/13
Nonstop2h 54m
Denver IntlLambert-St Louis
DEN - STL
DENSTL
Denver Intl
Wed 6/12
Nonstop2h 09m
Lambert-St Louis
Wed 6/19
Nonstop2h 30m
Denver IntlLambert-St Louis
DEN - STL
DENSTL
Denver Intl
Wed 6/12
Nonstop2h 09m
Lambert-St Louis
Thu 6/13
Nonstop2h 29m
Denver IntlChicago O'Hare Intl
DEN - ORD
DENORD
Denver Intl
Mon 7/1
1 stop4h 36m
Chicago O'Hare Intl
Wed 7/10
Nonstop2h 41m
Denver IntlGreater Peoria
DEN - PIA
DENPIA
Denver Intl
Fri 9/6
Nonstop2h 02m
Greater Peoria
Mon 9/9
Nonstop2h 25m
Denver IntlLambert-St Louis
DEN - STL
DENSTL
Denver Intl
Tue 8/13
Nonstop2h 09m
Lambert-St Louis
Sat 8/17
1 stop6h 22m
Denver IntlMoline Quad-City
DEN - MLI
DENMLI
Denver Intl
Wed 6/26
1 stop5h 51m
Moline Quad-City
Sun 6/30
1 stop7h 01m
No data available for this route at this time. Please check back soon.
Boarding
Crew
Overall
Entertainment
Comfort
Food
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Crew
Overall
Entertainment
Comfort
Food
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Crew
Overall
Entertainment
Comfort
Food
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Crew
Overall
Entertainment
Comfort
Food
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Crew
Overall
Entertainment
Comfort
Food
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
Boarding
Crew
Overall
Entertainment
Comfort
Food
Reviews
Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.
16%of flight departures | Early morningMidnight to 6 am |
---|---|
46%of flight departures | Morning6 am to noon |
35%of flight departures | AfternoonNoon to 6 pm |
3%of flight departures | Evening6 pm to midnight |
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