S$147 Cheap Flights from Chicago to Denver

View S$147 flight on Tue, 20 Jan, 2026Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Denver Intl. Airport (DEN)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Chicago to Denver (ORD-DEN)

Prices were available within the past 7 days and start at S$147 for one-way flights and S$287 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, 20 Jan - Fri, 20 Feb
ORD
Chicago
DEN
Denver
S$287 Return, found 5 days ago
S$287
Return
found 5 days ago
Select United flight, departing Tue, 20 Jan from Chicago to Denver, returning Fri, 20 Feb, priced at S$287 found 5 days ago
United
Tue, 20 Jan - Fri, 20 Feb
ORD
Chicago
DEN
Denver
S$319 Return, found 5 days ago
S$319
Return
found 5 days ago
Select United flight, departing Tue, 20 Jan from Chicago to Denver, returning Fri, 20 Feb, priced at S$319 found 5 days ago
United
Tue, 20 Jan - Fri, 20 Feb
ORD
Chicago
DEN
Denver
S$320 Return, found 5 days ago
S$320
Return
found 5 days ago
Select United flight, departing Tue, 20 Jan from Chicago to Denver, returning Fri, 20 Feb, priced at S$320 found 5 days ago
United
Tue, 20 Jan - Fri, 20 Feb
ORD
Chicago
DEN
Denver
S$321 Return, found 5 days ago
S$321
Return
found 5 days ago
Select United flight, departing Tue, 20 Jan from Chicago to Denver, returning Fri, 20 Feb, priced at S$321 found 5 days ago
Delta
Tue, 20 Jan - Fri, 20 Feb
ORD
Chicago
DEN
Denver
S$326 Return, found 5 days ago
S$326
Return
found 5 days ago
Select Delta flight, departing Tue, 20 Jan from Chicago to Denver, returning Fri, 20 Feb, priced at S$326 found 5 days ago
United
Tue, 20 Jan - Fri, 20 Feb
ORD
Chicago
DEN
Denver
S$358 Return, found 5 days ago
S$358
Return
found 5 days ago
Select United flight, departing Tue, 20 Jan from Chicago to Denver, returning Fri, 20 Feb, priced at S$358 found 5 days ago
United
Tue, 20 Jan - Fri, 20 Feb
ORD
Chicago
DEN
Denver
S$359 Return, found 5 days ago
S$359
Return
found 5 days ago
Select United flight, departing Tue, 20 Jan from Chicago to Denver, returning Fri, 20 Feb, priced at S$359 found 5 days ago
Delta
Tue, 20 Jan - Fri, 20 Feb
ORD
Chicago
DEN
Denver
S$360 Return, found 5 days ago
S$360
Return
found 5 days ago
Select Delta flight, departing Tue, 20 Jan from Chicago to Denver, returning Fri, 20 Feb, priced at S$360 found 5 days ago
American Airlines
Tue, 20 Jan - Fri, 20 Feb
ORD
Chicago
DEN
Denver
S$372 Return, found 5 days ago
S$372
Return
found 5 days ago
Select American Airlines flight, departing Tue, 20 Jan from Chicago to Denver, returning Fri, 20 Feb, priced at S$372 found 5 days ago
Delta
Tue, 20 Jan - Fri, 20 Feb
ORD
Chicago
DEN
Denver
S$375 Return, found 5 days ago
S$375
Return
found 5 days ago
Select Delta flight, departing Tue, 20 Jan from Chicago to Denver, returning Fri, 20 Feb, priced at S$375 found 5 days ago

Find the cheapest month to fly from Chicago (ORD) to Denver (DEN)

March is typically the cheapest month to fly

From S$62 - S$301 per traveller.
Chicago to Denver route information
Origin airport
O'Hare Intl.
Destination airport
Denver Intl.
Return price
S$287
Distance
1417 km
Average flight time
1 hour 55 mins

Flights from Chicago to Denver

There are several airlines that operate frequent flights from Chicago (ORD) to Denver (DEN) including

The earliest flight leaves O'Hare Intl. Airport at 05:30 and arrives at Denver Intl. Airport at 00:06. The last flight of the day departs Chicago at 22:50 and arrives at Denver at 23:47.

The flight distance from Chicago to Denver is about 1434 km, the shortest flight is 02 hours 31 minutes with United Airlines.

Expedia lets you search across the largest number of airlines and Denver flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Chicago Denver flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Chicago to Denver trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Denver flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Chicago to Denver with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

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 S$287. 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.

Explore a world of travel with Expedia

*Available to Expedia members.