Denver to Chicago

DENORD

Fly from Denver to Chicago starting at USD 74 with Frontier Airlines.Best fare available on Sep 29, 2026.Limited seats. Better plans. Book before it's gone.

Denver to Chicago cheapest flights this week

29 Sept
Frontier Airlines
20:55DEN
23:23ORD
DirectUSD 74VIEW DEAL
30 Sept
Frontier Airlines
20:55DEN
23:23ORD
DirectUSD 160VIEW DEAL
1 Oct
Frontier Airlines
20:55DEN
23:23ORD
DirectUSD 74VIEW DEAL
3 Oct
Frontier Airlines
20:55DEN
23:23ORD
DirectUSD 160VIEW DEAL
4 Oct
Frontier Airlines
20:55DEN
23:23ORD
DirectUSD 125VIEW DEAL
4 Oct
Frontier Airlines
10:44DEN
17:23ORD
1 StopUSD 155VIEW DEAL
5 Oct
Frontier Airlines
20:55DEN
23:23ORD
DirectUSD 167VIEW DEAL
6 Oct
Frontier Airlines
20:55DEN
23:23ORD
DirectUSD 94VIEW DEAL
7 Oct
Frontier Airlines
06:09DEN
13:17ORD
1 StopUSD 119VIEW DEAL
8 Oct
Frontier Airlines
20:55DEN
23:24ORD
DirectUSD 125VIEW DEAL

Denver to Chicago monthly flight fare trend

Sep
from USD 74
Oct
from USD 62
Nov
from USD 70
Dec
from USD 66
Jan
No flights
Feb
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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