Route Price Intelligence
Cheap Flights From Chicago to Denver
Live pricing benchmarks, monthly patterns, and historical lows for this route.
🔥 Fire DealFound 6d ago
$74Even cheaper now! Was $116, now just $74 for a nonstop Frontier hop to Denver, 71% off the usual $255 fare and close to the cheapest we've ever tracked on this route. Good for a fall weekend of Rocky Mountain trails and Denver's food and beer scene.
✓ 5 date combinations found at this price
Search Google FlightsTypical Price
$255
Great Deal
Under $74
Typical Range
$74 – $264
Lowest We've Seen
$57
Based on 271 price pointshigh confidence
Monthly Price Guide
Jan
$255
Feb
—
Mar
—
Apr
$210
May
$168
Jun
$208
Jul
$214
Aug
$230
Sep
$255
Oct
$255
Nov
$265
Dec
$265
Cheapest Average Expensive
Best Time to Fly from Chicago to Denver
The cheapest time to fly from Chicago to Denver is typically May, when fares average around $168. The most expensive month tends to be December at around $265. For the best deals, consider flying in May, June, April.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route
Cheapest month: August35,653 fares analyzedTypical low: $223