Denver to Chicago flights
The cheapest round trip we found from Denver to Chicago is $320 (Nov 18 – 20, Nonstop).
DEN to CHI · Round trip · Economy · Prices per person in USD · Price found (2 hours ago)
Cheapest found
Cheapest dates in the next 4 months
Round trip, per person-
Nov 18 – 20 2 nights · leave Wed$320$320 Book
Frontier Airlines Nonstop · 2h 26m -
Nov 17 – 19 2 nights · leave Tue$347$347 Book
Frontier Airlines Nonstop · 2h 26m
-
Nov 24 – 28 4 nights · leave Tue$357$357 Book
Frontier Airlines 1 stop · 7h 21m
Prices change often. The booking site shows the final price before you pay. Other dates? Set an alert
Things to do in Chicago
One Go City pass for Shedd Aquarium, Skydeck Chicago, 360 CHICAGO and more
- All-Inclusive Pass Unlimited Visit as many attractions as you like for 1–5 days from $149 See pass
- Explorer Pass Pick 3–7 of 36 attractions from $109 See pass
- Essentials Pass A few top attractions, chosen as you go from $99 See pass
Go City prices checked Oct 23, 2026; the final price is on Go City. Partner links: we may earn a commission if you book, at no extra cost to you.
Plan the rest of your trip
Chicago · Nov 18 – 20Partner links: we may earn a commission if you book, at no extra cost to you.
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Denver to Chicago: questions
How much does a flight from Denver to Chicago cost?
The cheapest round trip we have found right now is $320, leaving November 18 and returning November 20. Prices are per person, economy, in USD.
Which airports do Denver to Chicago flights use?
Denver airports include Denver International (DEN) and Centennial (APA). Chicago airports include O'Hare International (ORD), Chicago Midway International (MDW) and Chicago Rockford International (RFD). The prices on this page cover every airport in both cities (DEN and CHI are the city codes).
About this route
We track round-trip economy fares from Denver (United States) to Chicago (United States) using Travelpayouts / Aviasales data. The cheapest round trip we've found is $320, departing November 18 and returning November 20 on a nonstop flight. The cheapest month to fly in our data is November, from $320. Prices are per person and were correct when found; the final price is set by the airline or booking site when you book.