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Cheap Flights from Chicago to Denver, CO, United States - CHI to DEN

Popular flights from Chicago to Denver

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Alaska Airlines
Departure Date Return Date Lowest Price
May 21, 2016 May 25, 2016 $413
American Airlines
Departure Date Return Date Lowest Price
May 7, 2016 May 10, 2016 $117
May 7, 2016 May 11, 2016 $117
May 7, 2016 May 14, 2016 $117
Frontier Airlines
Departure Date Return Date Lowest Price
May 24, 2016 Jun 7, 2016 $113
Spirit Airlines
Departure Date Return Date Lowest Price
May 24, 2016 Jun 7, 2016 $81
United Airlines
Departure Date Return Date Lowest Price
May 24, 2016 Jun 7, 2016 $142

How Much Does it Cost to Fly from Chicago to Denver (CHI to DEN)?

We have collected flight cost data from across the web for travel from Chicago to Denver, and have found the average flight price for this trip to be $97.

When Can I Buy the Cheapest Flight from Chicago to Denver (CHI to DEN)?

Airlines can adjust prices for plane tickets from Chicago to Denver based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

How far in advance should you book flights from Chicago to Denver

The chart below shows up-to-date information regarding how far in advance a flight from Chicago to Denver should be booked.

Non Stop versus 1-Stop
Advanced PurchaseNon StopOne Stop
< 7 days $117 $254
7-14 days $104 $122
14-21 days $94 $141
21-30 days $81 $253
30-60 days $91 $218
60-90 days $99 $345
90+ days $117 $221

Cheapest Day To Fly from Chicago to Denver

The chart below shows up-to-date information regarding the cheapest days to fly from Chicago to Denver.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$99 $81 $94 $114 $99 $94 $99

Lowest Fares Chart By Month from Chicago to Denver

The chart below shows the lowest fare by month when flying from Chicago to Denver.

Month Origin Destination Carrier Depart Date Return Date Stops Price
May Chicago Denver Spirit 5/24/16 6/7/16 0 $81
June Chicago Denver Spirit 6/4/16 6/7/16 0 $99
July Chicago Denver Spirit 7/19/16 7/27/16 0 $99
August Chicago Denver Spirit 8/10/16 8/17/16 0 $117
September Chicago Denver Spirit 9/3/16 9/7/16 0 $117
October Chicago Denver Spirit 10/4/16 10/8/16 0 $117
November Chicago Denver Spirit 11/1/16 11/6/16 0 $117
December Chicago Denver Spirit 12/1/16 12/4/16 0 $117

Cheapest Weekend Non-Stop Flights for the Next 30 Days from Chicago to Denver

If you're ready to take a trip in the next 30 days and want to fly on the weekend, you might be wondering which weekend is the cheapest to fly. The chart below shows up-to-date data regarding weekend flight prices from Chicago to Denver.

Next 30 Days

SunMonTueWedThuFriSat
1 2 3 4 5 6 7
$117
8 9 10 11 12 13 14
$117 $107
15 16 17 18 19 20 21
$107 $94
22 23 24 25 26 27 28
$94 $119
29 30 31 1 2 3 4
$119 $99
5 6 7 8 9 10 11
$99

Non-Stop vs Connecting Flights from Chicago to Denver (CHI to DEN)

Your Chicago to Denver flight can be significantly cheaper by choosing a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Chicago to Denver is $295.

The average price for non-stop flights from Chicago to Denver is $156.

The chart below shows up to date information regarding non-stop flights from Chicago to Denver.

Nonstop Flight Details from Chicago to Denver
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
American 7 7 6 6 6 5 6 07:14 20:10
Frontier 2 2 2 2 2 2 2 12:50 20:40
Spirit 2 2 2 2 2 2 2 12:20 22:20
United 10 10 10 10 10 9 8 05:45 22:35

Round Trip vs One Way Flights from Chicago to Denver (CHI to DEN)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Chicago to Denver. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Chicago to Denver is $89.

The average price for round trip flights from Chicago to Denver is $210.

Chicago to Denver Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is a direct flight from Chicago to Denver?
Answer: The average Chicago to Denver flight time is 2 hours and 41 minutes.
Question: How many miles are there between Chicago and Denver?
Answer: The distance from Chicago to Denver is 885 miles.
Question: How common are direct flights from Chicago to Denver?
Answer: There are 125 direct flights from Chicago to Denver.
Question: What is the most popular airline for non-stop flights from Chicago to Denver?
Answer: United Airlines provides 51% of the non-stop flights between Chicago and Denver.
Question: What are the most popular connecting cities when flying from Chicago to Denver?
Answer: Minneapolis - St Paul, MN

Airlines Flying from Chicago to Denver (CHI to DEN)

Below are the different airlines that fly from Chicago to Denver with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Chicago to Denver.

Chicago to Denver
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American - X X X X X X X
American PHX X X X X X X X
Alaska SEA X X X X X X X
Delta DTW X X X X X X X
Frontier - X X X X X X X
Spirit - X X X X X X X
United - X X X X X X X
Southwest - X X X X X X X
Southwest OMA X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Chicago and Denver, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights from Chicago - CHI

FlightsAirlineLowest Price
Chicago to Las Vegas American, Alaska, Frontier, Spirit, United, Virgin America $97
Chicago to New York American, Alaska, JetBlue, Spirit, United $94
Chicago to Los Angeles American, Alaska, Frontier, Spirit, United, Virgin America $167
Chicago to Dallas - Ft Worth American, Alaska, Frontier, Spirit, United $87
Chicago to Phoenix American, Alaska, Frontier, Spirit, United $127
Chicago to San Francisco American, Alaska, Frontier, United, Virgin America $187
Chicago to Orlando American, JetBlue, Frontier, Spirit, United $132
Chicago to Minneapolis - St Paul American, Frontier, Spirit, United $48
Chicago to Colorado Springs American, United $428
Chicago to Seattle American, Alaska, Frontier, Spirit, United, Virgin America $196
Chicago to Houston American, Spirit, United $116
Chicago to Atlanta American, Spirit, United $71
Chicago to Washington American, Alaska, Frontier, United $88

Cheap Domestic Flights to Denver - DEN

FlightsAirlineLowest Price
Milwaukee to Denver American, Frontier, United $153
Indianapolis to Denver American, Alaska, Frontier, United $168
Madison to Denver American, Frontier, United $128
Bloomington - Normal to Denver American $350
Moline to Denver American, Alaska, United $419
Grand Rapids to Denver American, United $322
Peoria to Denver American, United $295
South Bend to Denver United $306
Green Bay to Denver American, Alaska, United $412
Appleton to Denver Alaska, United $416
Lansing to Denver American, Alaska, United $336
Kalamazoo to Denver American, United $392
Champaign to Denver American $315
Ft Wayne to Denver American, United $332
Springfield to Denver American, United $402
Toledo to Denver American $292
Dubuque to Denver American Check Dates
Cheap Flights from Chicago to Denver, CO, United States, from $81 Round trip from CHI to DEN