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Cheap Flights from Chicago to Denver, CO, United States - CHI to DEN Last modified: May 24, 2016 6:52 AM

Popular flights from Chicago to Denver Last modified: May 24, 2016 6:52 AM

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
Sep 20, 2016 Sep 29, 2016 $444
American Airlines
Departure Date Return Date Lowest Price
Aug 23, 2016 Aug 30, 2016 $187
Aug 24, 2016 Aug 29, 2016 $187
Aug 25, 2016 Aug 27, 2016 $187
Aug 27, 2016 Sep 3, 2016 $187
Aug 27, 2016 Aug 29, 2016 $187
Frontier Airlines
Departure Date Return Date Lowest Price
Jun 7, 2016 Jun 21, 2016 $123
Spirit Airlines
Departure Date Return Date Lowest Price
Sep 20, 2016 Sep 29, 2016 $115
United Airlines
Departure Date Return Date Lowest Price
Aug 23, 2016 Aug 30, 2016 $117
Aug 23, 2016 Aug 29, 2016 $117
Aug 24, 2016 Aug 29, 2016 $117
Aug 25, 2016 Aug 30, 2016 $117
Aug 26, 2016 Aug 31, 2016 $117

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 $138.

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 $247 $367
7-14 days $123 $195
14-21 days $123 $195
21-30 days $157 $246
30-60 days $157 $246
60-90 days $128 $225
90+ days $115 $195

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
$127 $123 $128 $152 $147 $127 $157

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 5/31/16 6/4/16 0 $217
June Chicago Denver Frontier 6/7/16 6/21/16 0 $123
July Chicago Denver Spirit 7/3/16 7/12/16 0 $157
August Chicago Denver Spirit 8/23/16 8/28/16 0 $117
September Chicago Denver Spirit 9/20/16 9/29/16 0 $115
October Chicago Denver Spirit 10/22/16 10/30/16 0 $115
November Chicago Denver Spirit 11/1/16 11/5/16 0 $117
December Chicago Denver Spirit 12/2/16 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
22 23 24 25 26 27 28
$307
29 30 31 1 2 3 4
$307 $127
5 6 7 8 9 10 11
$127 $177
12 13 14 15 16 17 18
$177 $157
19 20 21 22 23 24 25
$157 $167
26 27 28 29 30 1 2
$167

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 $310.

The average price for non-stop flights from Chicago to Denver is $174.

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 5 5 5 5 5 5 5 07:14 17:20
Frontier 2 2 2 2 2 2 2 12:30 20:45
Spirit 2 2 2 2 2 2 2 12:20 22:25
United 12 12 12 12 12 12 12 05:45 22:40

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 $119.

The average price for round trip flights from Chicago to Denver is $231.

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 39 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 147 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 57% 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) Number of flights searched: 242Last modified: May 24, 2016 6:52 AM

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 DFW X X X X X X X
Alaska SEA X X X X X X X
Delta ATL 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 MSP 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 $117
Chicago to New York American, Alaska, JetBlue, Spirit, United $115
Chicago to Los Angeles American, Alaska, Frontier, Spirit, United, Virgin America $177
Chicago to Dallas - Ft Worth American, Alaska, Frontier, Spirit, United $117
Chicago to Phoenix American, Alaska, Frontier, Spirit, United $152
Chicago to San Francisco American, Alaska, Frontier, United, Virgin America $198
Chicago to Orlando American, JetBlue, Frontier, Spirit, United $137
Chicago to Minneapolis - St Paul American, Frontier, Spirit, United $77
Chicago to Colorado Springs American, United $438
Chicago to Seattle American, Alaska, Frontier, Spirit, United, Virgin America $208
Chicago to Houston American, Spirit, United $157
Chicago to Atlanta American, Spirit, United $97
Chicago to Washington American, Alaska, Frontier, United $98

Cheap Domestic Flights to Denver - DEN

FlightsAirlineLowest Price
Milwaukee to Denver American, Frontier, United $148
Indianapolis to Denver American, Frontier, United $161
Madison to Denver American, Frontier, United $118
Bloomington - Normal to Denver American $310
Moline to Denver American, United $431
Grand Rapids to Denver American, United $324
Peoria to Denver American, United $332
South Bend to Denver American, United $392
Green Bay to Denver American, Alaska, United $372
Appleton to Denver Alaska, United $422
Lansing to Denver American, Alaska, United $342
Kalamazoo to Denver American, United $372
Champaign to Denver American $392
Ft Wayne to Denver American, United $410
Springfield to Denver American, United $372
Toledo to Denver American $526
Dubuque to Denver American $400
Cheap Flights from Chicago to Denver, CO, United States, from $115 Round trip from CHI to DEN