Our cheapest offers for flights from Chicago O'Hare to Denver

Here you can compare cheap flights from Chicago O'Hare (ORD) 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 O'Hare Denver	Outbound 10/18/25 direct F91483 02h 49min	Return 11/17/25 direct F93172 02h 31min	Frontier Airlines	?	$170
Chicago O'Hare Denver	Outbound 11/03/25 direct F91483 02h 41min	Return 11/12/25 direct F93172 02h 31min	Frontier Airlines	?	$174
Chicago O'Hare Denver	Outbound 10/18/25 direct F91483 02h 49min	Return 11/17/25 direct F93172 02h 31min	Frontier Airlines		$180
Chicago O'Hare Denver	Outbound 09/23/25 direct F91483 02h 49min	Return 09/30/25 direct F93172 02h 31min	Frontier Airlines		$182
Chicago O'Hare Denver	Outbound 09/23/25 direct F91483 02h 49min	Return 09/30/25 direct F93172 02h 31min	Frontier Airlines		$193
Chicago O'Hare Denver	Outbound 10/10/25 1 Stopover (LAS) F92145, F91994 07h 07min	Return 11/04/25 direct F93172 02h 31min	Frontier Airlines		$201
Chicago O'Hare Denver	Outbound 09/23/25 direct AA2363 02h 44min	Return 09/30/25 direct AA2622 02h 48min	American Airlines	?	$204
Chicago O'Hare Denver	Outbound 10/10/25 1 Stopover (LAS) F92145, F93540 23h 08min	Return 11/04/25 direct F93172 02h 31min	Frontier Airlines		$207
Chicago O'Hare Denver	Outbound 09/23/25 direct F91483 02h 49min	Return 09/30/25 direct UA1367 02h 41min	Frontier Airlines	?	$208
Chicago O'Hare Denver	Outbound 10/18/25 direct UA2296 02h 46min	Return 11/17/25 direct UA2258 02h 25min	United Airlines	?	$213

Important flight information

Flight information: Chicago O'Hare - Denver

Roundtrip from	$169.03
Distance	1428 km
Departure airport	Airport Chicago O'Hare International Airport, IL (ORD)
Arrival airport	Airport Denver International Airport, CO (DEN)
Destination country	Flights to United States