£54 Cheap Flights from Chicago (ORD) to Denver (DEN)

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Cheap Flights from Chicago (ORD) to Denver (DEN)

Prices were available within the past 7 days and start at £54 for one-way flights and £46 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, 11 Sep - Wed, 18 Sep
ORD
Chicago
DEN
Denver
£46 Return, found 3 days ago
£46
Return
found 3 days ago
Select Frontier Airlines flight, departing Wed, 11 Sep from Chicago to Denver, returning Wed, 18 Sep, priced at £46 found 3 days ago
Frontier Airlines
Wed, 11 Sep - Sat, 14 Sep
ORD
Chicago
DEN
Denver
£50 Return, found 3 days ago
£50
Return
found 3 days ago
Select Frontier Airlines flight, departing Wed, 11 Sep from Chicago to Denver, returning Sat, 14 Sep, priced at £50 found 3 days ago
Frontier Airlines
Fri, 6 Sep - Sat, 14 Sep
ORD
Chicago
DEN
Denver
£54 Return, found 3 days ago
£54
Return
found 3 days ago
Select Frontier Airlines flight, departing Fri, 6 Sep from Chicago to Denver, returning Sat, 14 Sep, priced at £54 found 3 days ago
Frontier Airlines
Tue, 3 Sep - Wed, 11 Sep
ORD
Chicago
DEN
Denver
£55 Return, found 3 days ago
£55
Return
found 3 days ago
Select Frontier Airlines flight, departing Tue, 3 Sep from Chicago to Denver, returning Wed, 11 Sep, priced at £55 found 3 days ago
Frontier Airlines
Tue, 3 Sep - Sat, 14 Sep
ORD
Chicago
DEN
Denver
£60 Return, found 3 days ago
£60
Return
found 3 days ago
Select Frontier Airlines flight, departing Tue, 3 Sep from Chicago to Denver, returning Sat, 14 Sep, priced at £60 found 3 days ago
Frontier Airlines
Sat, 7 Sep - Wed, 18 Sep
ORD
Chicago
DEN
Denver
£62 Return, found 3 days ago
£62
Return
found 3 days ago
Select Frontier Airlines flight, departing Sat, 7 Sep from Chicago to Denver, returning Wed, 18 Sep, priced at £62 found 3 days ago
Frontier Airlines
Sat, 7 Sep - Sat, 14 Sep
ORD
Chicago
DEN
Denver
£65 Return, found 3 days ago
£65
Return
found 3 days ago
Select Frontier Airlines flight, departing Sat, 7 Sep from Chicago to Denver, returning Sat, 14 Sep, priced at £65 found 3 days ago
Frontier Airlines
Sat, 7 Sep - Tue, 17 Sep
ORD
Chicago
DEN
Denver
£77 Return, found 3 days ago
£77
Return
found 3 days ago
Select Frontier Airlines flight, departing Sat, 7 Sep from Chicago to Denver, returning Tue, 17 Sep, priced at £77 found 3 days ago
Frontier Airlines
Thu, 12 Sep - Wed, 18 Sep
ORD
Chicago
DEN
Denver
£82 Return, found 3 days ago
£82
Return
found 3 days ago
Select Frontier Airlines flight, departing Thu, 12 Sep from Chicago to Denver, returning Wed, 18 Sep, priced at £82 found 3 days ago
Frontier Airlines
Wed, 11 Sep - Fri, 13 Sep
ORD
Chicago
DEN
Denver
£84 Return, found 3 days ago
£84
Return
found 3 days ago
Select Frontier Airlines flight, departing Wed, 11 Sep from Chicago to Denver, returning Fri, 13 Sep, priced at £84 found 3 days ago
Flight from Chicago to Denver route information
Origin airport
O'Hare Intl.
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, United
Return price
£45
Distance
1417 km

Compare flights from Chicago to Denver easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Chicago to Denver. Operating between them 51 flights per day, 20 airlines cover the route. And American Airlines, Qatar Airways, JAL, Air Canada, Aer Lingus, Austrian, Emirates, Copa Airlines, Swiss, United Airlines, Frontier Airlines, Turkish Airlines, Southwest Airlines, Finnair, Royal Jordanian, Iberia, Brussels Airlines, Lufthansa, British Airways, Gulf Air fly direct, getting you to Denver Intl. in just 2hours. If you have a preferred carrier, use our advanced search tool to find the right flight from O'Hare Intl. to Denver Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from O'Hare Intl. (ORD) to Denver Intl. (DEN) 

The easiest way to view the best deals on flights from Chicago to Denver today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from O'Hare Intl. to Denver Intl. start at just £46 and range up to £84.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Chicago and Denver
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Chicago to Denver flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from O'Hare Intl. to Denver Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from O'Hare Intl. Airport (ORD) to DEN?
Based on fares advertised within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from O’Hare Intl. Airport (ORD) to DEN start from £46. Book ASAP to score the best price for your exciting adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from O'Hare Intl. Airport (ORD) to Denver Airport?
Every airline has its own terms and conditions. If you decide to cancel your holiday, visit our Customer Service Portal.
How do I find cheap flights from O'Hare Intl. Airport (ORD) to Denver Intl. Airport (DEN) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for O’Hare Airport to Denver Intl. Airport (DEN) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from O'Hare Intl. Airport (ORD) to Denver Intl. Airport (DEN)?
The flight distance from O’Hare Intl. Airport (ORD) (ORD) to Denver Airport (DEN) is only 1,450 kilometres. You’ll be stepping off the plane and grabbing your bags from the carousel before you know it.
Which airlines fly direct from O'Hare Airport to DIA airport?
With 269 flights a month from O’Hare Airport to DEN, United Airlines (UA) is a popular choice. Another airline operating on this route is Southwest Airlines (WN). You’ll have 173 flights every month to take your pick of.
Are ORD to DIA airport flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so there are no guarantees. While last-minute deals between O’Hare Airport and Denver Intl. Airport (DEN) are of course possible, it also makes sense to keep track of prices well before you fly. In fact, some airlines advertise their prices up to a year before the departure date. Expedia is constantly updating the biggest airfare bargains around, so keep checking and be ready to secure your seat when fare prices drop.
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