How much is a flight from Chicago to Denver?

The cheapest fare found in the last few days was $114. That is a recent find rather than a live quote, so the page shows exactly when it was seen.

Is there a nonstop flight from Chicago to Denver?

The page lists the cheapest nonstop fare and the cheapest fare with a connection separately, whenever both were found.

How often do these prices update?

Every hour. When a fare moves materially we tell the search engines the same hour, so the number in search results follows the number on the page.

Cheap flights from Chicago to Denver

Chicago to Denver is 1,477 km. Below are the cheapest fares found in the last few days, each one stamped with when it was seen and which airline sold it.

Cheapest fare$114seen 15 Oct 2026 · $0.08 per km37% below this route's 90 day average84% dearer than when we last checked

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Fares found recently

Frontier AirlinesF91483Low cost
9 Nov 2026 · Nonstop
$114seen 15 Oct 2026

Prices come from searches Aviasales users ran recently, not from a live availability check, which is why each one shows when it was found. Open the search to see today's seats.

Price history

over the last 43 days

Lowest: $62
Average: $182
Highest: $381

Airlines on this route

American Airlines
Frontier AirlinesLow cost
Spirit AirlinesLow cost
United Airlines
Southwest AirlinesLow cost

Flying back? Denver to Chicago

Denver
Chicago
United States
Nonstop1,477 km
from$93seen 15 Oct 2026

Other routes from Chicago

Flights from Chicago Flights to Denver

How much is a flight from Chicago to Denver?: The cheapest fare found in the last few days was $114. That is a recent find rather than a live quote, so the page shows exactly when it was seen.
Is there a nonstop flight from Chicago to Denver?: The page lists the cheapest nonstop fare and the cheapest fare with a connection separately, whenever both were found.
How often do these prices update?: Every hour. When a fare moves materially we tell the search engines the same hour, so the number in search results follows the number on the page.