Denver to Chicago
DENORD
Fly from Denver to Chicago starting at USD 96 with Frontier Airlines.
Best fare available on Sep 13, 2026.
Limited seats. Better plans. Book before it's gone.
Denver to Chicago cheapest flights this week
Denver to Chicago monthly flight fare trend
Jul
from USD 148
Aug
from USD 118
Sep
from USD 96
Oct
No flights
Nov
No flights
Dec
No flights
Airport Details
Origin
Denver
Denver International Airport (DEN)
Denver, DEN
Zone
Denver
Elev
5431 ft
Destination
Chicago
Chicago O'Hare International Airport (ORD)
Chicago, ORD
Zone
Chicago
Elev
680 ft
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