Cheap flights from Chicago to Denver

Good to know

Flight information for Chicago to Denver to help you plan your next trip.
Cheapest round-trip flight
$53
Frontier Nonstop 3 hr Aug 24 — Aug 26
The cheapest round-trip flight from Chicago to Denver is currently $53
Cheapest one-way flight
$24
Frontier Nonstop 3 hr Aug 21
The cheapest one-way flight from Chicago to Denver is currently $24
Fastest flight
2 hr 30 min
The fastest nonstop flight from Chicago to Denver takes 2 hr 30 min
Nonstop flights
Every day
There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Chicago to Denver is typically January. The most expensive one is typically July.
January
Cheapest
Typical prices: $65–160
July
Most expensive
Typical prices: $110–200

Popular airports near Chicago

  • Chicago O'Hare International Airport (ORD)
    Chicago 26 min 16 mi
  • Chicago Midway International Airport (MDW)
    Chicago 22 min 9 mi
  • Milwaukee Mitchell International Airport (MKE)
    Milwaukee 1 hr 23 min 75 mi
  • Indianapolis International Airport (IND)
    Indianapolis 2 hr 56 min 165 mi

Popular airports near Denver

  • Denver International Airport (DEN)
    Denver 38 min 19 mi
  • Rocky Mountain Metropolitan Airport (Terminal) (BJC)
    Denver 26 min 13 mi
  • Colorado Springs Airport (COS)
    Colorado Springs 1 hr 26 min 66 mi
  • Eagle County Regional Airport (EGE)
    Vail 2 hr 17 min 103 mi

Frequently asked questions about flying from Chicago to Denver

How long does it take to fly from Chicago to Denver?
2 hr 30 min is the shortest flight time from Chicago to Denver.
When are the cheapest days to fly from Chicago to Denver?
The cheapest days to fly are usually in January. Typical prices range from $65 to $160.
Which airlines provide the cheapest flights from Chicago to Denver?
The best round-trip deal recently found on Google Flights from Chicago to Denver was with Frontier from $53. The best one-way deal was with Frontier from $24.
When are direct flights from Chicago to Denver available?
There are direct flights from Chicago to Denver on a daily basis.
Which airlines have direct flights from Chicago to Denver?
Southwest, Frontier, United and American fly direct from Chicago to Denver.
What are the cheapest flights from Chicago to Denver?
The cheapest round-trip flight from Chicago to Denver starts at $53 from Sat, Aug 24 to Mon, Aug 26. The cheapest one-way flight starts at $24 and departs on Wed, Aug 21.
When should you visit Denver?
Denver’s mild summer months (Jun–Aug) are a popular time for visitors exploring the city and nearby national parks. The ski season runs through winter (Nov–Mar). Major events include the National Western Stock Show & Rodeo (Jan) and A Taste of Colorado (Sep) food and arts festival.
How do I find cheap dates to fly from Chicago to Denver
It's easy to use Google Flights to find the cheapest days to fly from Chicago to Denver.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

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Popular trips from Chicago

  1. New York
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    Jul 25 — Jul 29
    Nonstop 2 hr 20 min Spirit
  2. Portland
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    Nonstop 4 hr 27 min Spirit
  3. Paris
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  4. Las Vegas
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    Nonstop 4 hr 18 min Frontier

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