Our cheapest offers for flights from Chicago to Denver

Here you can compare cheap flights from Chicago (CHI) to Denver (DEN) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Denver. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
Best option Chicago Denver	Outbound 06/08/25 direct F91483 02h 52min	Return 06/12/25 direct F93174 02h 38min	Frontier Airlines		$134
Chicago Denver	Outbound 06/08/25 direct F91483 02h 52min	Return 06/12/25 direct F93174 02h 38min	Frontier Airlines		$143
Chicago Denver	Outbound 07/02/25 direct F91483 02h 49min	Return 07/25/25 direct F93174 02h 38min	Frontier Airlines		$146 found 3 days ago
Chicago Denver	Outbound 06/08/25 direct F91483 02h 52min	Return 06/12/25 direct F93174 02h 38min	Frontier Airlines		$148
Chicago Denver	Outbound 07/02/25 direct F91483 02h 49min	Return 07/25/25 direct F93174 02h 38min	Frontier Airlines		$156 found 3 days ago
Chicago Denver	Outbound 06/18/25 direct F91483 02h 52min	Return 07/15/25 direct F93174 02h 39min	Frontier Airlines	?	$157
Chicago Denver	Outbound 06/07/25 direct WN1859 02h 45min	Return 06/23/25 direct F93174 02h 37min	Southwest Airlines	?	$158
Chicago Denver	Outbound 06/07/25 direct F91483 02h 51min	Return 06/23/25 direct F93174 02h 38min	Frontier Airlines	?	$178
Chicago Denver	Outbound 06/08/25 direct F91483 02h 52min	Return 06/12/25 1 Stopover (LAX) F92341, F92446 13h 44min	Frontier Airlines	?	$183
Chicago Denver	Outbound 06/18/25 direct UA0767 02h 50min	Return 07/15/25 direct UA1898 02h 45min	United Airlines	?	$194

Tips and tricks to help you find cheap flights from Chicago to Denver

Useful information about the flight from Chicago to Denver

Flights from Chicago to Denver

Whether you are rushing over for a business meeting or are heading over for some mountain air in the mile high city, the route from Chicago (CHI) to Denver (DEN) has a lot to offer. The flight time is usually around 3 hours, covering around 920 miles. Airlines offering a direct flight include Spirit, United, American, Frontier, US Airways and Southwest.

Cheap flights from Chicago to Denver

Fortunately, popular flight routes like these are not short of cheap tickets. This one is no different. To purchase a low cost flight to Denver though, it is important to compare prices and availability online. Taking hand luggage only, flexibility in the dates of travel, booking during the off-peak season and buying an air ticket well in advance of travel will greatly help to keep prices down.

Destination Denver

Denver has a diverse array of attractions drawing travelers to its streets such as a popular zoo and beautiful botanical gardens. What is even better is that they are all easily reached upon landing. The airport has a Ground Transportation counter (located in the central area on level 5 of the Jeppesen terminal) to advise travelers on the manifold bus, commuter shuttles and taxi services on offer. Hotel shuttles are also provided as a courtesy by most of the hotels within the immediate vicinity of the airport.

Important flight information

Flight information: Chicago - Denver

Roundtrip from	133,95 USD
Flight duration	min. 02:38 / max. 09:35
Return flight duration	min. 02:10/ max. 10:50
Distance	1450 km
Flights per week	256
Departure airport	Airport Chicago-IL all Airports (ORD, MDW, RFD) (CHI)
Arrival airport	Airport Denver International Airport, CO (DEN)
Destination country	Flights to United States

Our cheapest offers for flights from Chicago to Denver

Chicago-IL all Airports (ORD, MDW, RFD)

Denver International Airport, CO