Trip.com
>
Flights
>
Flights to United States
>
Flights to Colorado
>
Flights to Denver
>
Chicago to Denver flight
>
O'Hare Intl. Airport to Denver International Airport flight

Explore the cheapest one-way and round-trip flights from O'Hare Intl. Airport to Denver International Airport over the next 90 days, with one-way fares from $37 and round-trip from $61. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      ORD 6:30 AM
      2h 56m
      Nonstop
      DEN 8:26 AM
      Chicago - Denver | Thu, Nov 12 | Frontier Airlines
      DEN 8:55 PM
      2h 26m
      Nonstop
      ORD 12:21 AM
      Denver - Chicago | Thu, Nov 19 | Frontier Airlines
      $61 $104
      41% off
      41% off
      $104 $61
    • ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Fri, Dec 11 | Frontier Airlines
      DEN 9:26 PM
      2h 28m
      Nonstop
      ORD 12:54 AM
      Denver - Chicago | Fri, Dec 18 | Frontier Airlines
      $68 $104
      35% off
      35% off
      $104 $68
    • ORD 6:30 AM
      2h 56m
      Nonstop
      DEN 8:26 AM
      Chicago - Denver | Mon, Nov 16 | Frontier Airlines
      DEN 8:55 PM
      2h 26m
      Nonstop
      ORD 12:21 AM
      Denver - Chicago | Thu, Nov 19 | Frontier Airlines
      $73 $104
      30% off
      30% off
      $104 $73
    • ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Mon, Dec 7 | Frontier Airlines
      DEN 9:26 PM
      2h 28m
      Nonstop
      ORD 12:54 AM
      Denver - Chicago | Mon, Dec 14 | Frontier Airlines
      $74
      28% off
      $104 $74
    • ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Thu, Dec 10 | Frontier Airlines
      DEN 9:26 PM
      2h 28m
      Nonstop
      ORD 12:54 AM
      Denver - Chicago | Sun, Dec 13 | Frontier Airlines
      $74
      28% off
      $104 $74
    • ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Sat, Dec 12 | Frontier Airlines
      DEN 9:26 PM
      2h 28m
      Nonstop
      ORD 12:54 AM
      Denver - Chicago | Thu, Dec 17 | Frontier Airlines
      $74
      28% off
      $104 $74
    • ORD 6:30 AM
      2h 56m
      Nonstop
      DEN 8:26 AM
      Chicago - Denver | Sat, Nov 14 | Frontier Airlines
      DEN 8:55 PM
      2h 26m
      Nonstop
      ORD 12:21 AM
      Denver - Chicago | Mon, Nov 16 | Frontier Airlines
      $74
      28% off
      $104 $74
    • ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Tue, Dec 8 | Frontier Airlines
      DEN 9:26 PM
      2h 28m
      Nonstop
      ORD 12:54 AM
      Denver - Chicago | Fri, Dec 11 | Frontier Airlines
      $83
      20% off
      $104 $83
    • ORD 6:30 AM
      2h 56m
      Nonstop
      DEN 8:26 AM
      Chicago - Denver | Tue, Nov 17 | Frontier Airlines
      DEN 8:55 PM
      2h 26m
      Nonstop
      ORD 12:21 AM
      Denver - Chicago | Fri, Nov 20 | Frontier Airlines
      $83
      20% off
      $104 $83
    • CHI 1:00 PM
      17h 25m
      1 stop
      DEN 2:00 PM
      Chicago - Denver | Mon, Nov 2 | Normal Airline
      DEN 3:00 PM
      6h
      Nonstop
      CHI 4:00 PM
      Denver - Chicago | Wed, Nov 4 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest
      ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Tue, Dec 8 | Frontier Airlines
      $37 $63
      41% off
      41% off
      $63 $37
    • Cheapest
      ORD 6:30 AM
      2h 56m
      Nonstop
      DEN 8:26 AM
      Chicago - Denver | Thu, Nov 19 | Frontier Airlines
      $37 $63
      41% off
      41% off
      $63 $37
    • Cheapest
      ORD 7:00 AM
      3h 2m
      Nonstop
      DEN 9:02 AM
      Chicago - Denver | Fri, Dec 4 | Frontier Airlines
      $37 $63
      41% off
      41% off
      $63 $37
    • Cheapest
      ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Thu, Dec 10 | Frontier Airlines
      $37
      41% off
      $63 $37
    • Cheapest
      ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Fri, Dec 11 | Frontier Airlines
      $37
      41% off
      $63 $37
    • ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Mon, Dec 7 | Frontier Airlines
      $38
      40% off
      $63 $38
    • ORD 6:40 AM
      2h 56m
      Nonstop
      DEN 8:36 AM
      Chicago - Denver | Wed, Nov 25 | Frontier Airlines
      $48
      24% off
      $63 $48
    • ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Thu, Dec 17 | Frontier Airlines
      $51
      19% off
      $63 $51
    • ORD 7:00 AM
      3h 2m
      Nonstop
      DEN 9:02 AM
      Chicago - Denver | Wed, Dec 2 | Frontier Airlines
      $54
      73% off
      $200 $54
    • CHI 1:00 PM
      17h 25m
      1 stop
      DEN 2:00 PM
      Chicago - Denver | Mon, Nov 2 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Tue, Dec 8 | Frontier Airlines
      $37 $63
      41% off
      41% off
      $63 $37
    • ORD 6:30 AM
      2h 56m
      Nonstop
      DEN 8:26 AM
      Chicago - Denver | Thu, Nov 19 | Frontier Airlines
      $37 $63
      41% off
      41% off
      $63 $37
    • ORD 7:00 AM
      3h 2m
      Nonstop
      DEN 9:02 AM
      Chicago - Denver | Fri, Dec 4 | Frontier Airlines
      $37 $63
      41% off
      41% off
      $63 $37
    • ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Thu, Dec 10 | Frontier Airlines
      $37
      41% off
      $63 $37
    • ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Fri, Dec 11 | Frontier Airlines
      $37
      41% off
      $63 $37
    • ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Mon, Dec 7 | Frontier Airlines
      $38
      40% off
      $63 $38
    • ORD 6:40 AM
      2h 56m
      Nonstop
      DEN 8:36 AM
      Chicago - Denver | Wed, Nov 25 | Frontier Airlines
      $48
      24% off
      $63 $48
    • ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Thu, Dec 17 | Frontier Airlines
      $51
      19% off
      $63 $51
    • ORD 7:00 AM
      3h 2m
      Nonstop
      DEN 9:02 AM
      Chicago - Denver | Wed, Dec 2 | Frontier Airlines
      $54
      73% off
      $200 $54
    • CHI 1:00 PM
      17h 25m
      1 stop
      DEN 2:00 PM
      Chicago - Denver | Mon, Nov 2 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      ORD 7:00 AM
      3h 2m
      Nonstop
      DEN 9:02 AM
      Chicago - Denver | Wed, Dec 2 | Frontier Airlines
      $54 $360
      85% off
      85% off
      $360 $54
    • ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Wed, Dec 9 | Frontier Airlines
      $55 $360
      85% off
      85% off
      $360 $55
    • ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Wed, Dec 16 | Frontier Airlines
      $55 $360
      85% off
      85% off
      $360 $55
    • ORD 6:30 AM
      2h 56m
      Nonstop
      DEN 8:26 AM
      Chicago - Denver | Thu, Nov 19 | Frontier Airlines
      $56
      84% off
      $360 $56
    • ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Mon, Dec 14 | Frontier Airlines
      $56
      84% off
      $360 $56
    • ORD 7:25 AM
      3h 4m
      Nonstop
      DEN 9:29 AM
      Chicago - Denver | Thu, Dec 10 | Frontier Airlines
      $66
      82% off
      $360 $66
    • ORD 6:30 AM
      2h 56m
      Nonstop
      DEN 8:26 AM
      Chicago - Denver | Wed, Nov 18 | Frontier Airlines
      $75
      79% off
      $360 $75
    • ORD 7:45 AM
      3h 4m
      Nonstop
      DEN 9:49 AM
      Chicago - Denver | Fri, Jan 1 | Frontier Airlines
      $78
      78% off
      $360 $78
    • ORD 6:40 AM
      2h 56m
      Nonstop
      DEN 8:36 AM
      Chicago - Denver | Thu, Nov 26 | Frontier Airlines
      $80
      78% off
      $360 $80
    • CHI 1:00 PM
      17h 25m
      1 stop
      DEN 2:00 PM
      Chicago - Denver | Mon, Nov 2 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      ORD 6:30 AM
      2h 56m
      Nonstop
      DEN 8:26 AM
      Chicago - Denver | Tue, Nov 3 | Frontier Airlines
      $140 $404
      65% off
      65% off
      $404 $140
    • ORD 6:30 AM
      2h 56m
      Nonstop
      DEN 8:26 AM
      Chicago - Denver | Sat, Nov 7 | Frontier Airlines
      $144 $404
      64% off
      64% off
      $404 $144
    • ORD 6:30 AM
      2h 56m
      Nonstop
      DEN 8:26 AM
      Chicago - Denver | Wed, Nov 4 | Frontier Airlines
      $148 $404
      63% off
      63% off
      $404 $148
    • ORD 6:30 AM
      2h 56m
      Nonstop
      DEN 8:26 AM
      Chicago - Denver | Mon, Nov 2 | Frontier Airlines
      $186
      54% off
      $404 $186
    • ORD 6:30 AM
      2h 56m
      Nonstop
      DEN 8:26 AM
      Chicago - Denver | Sun, Nov 1 | Frontier Airlines
      $187
      54% off
      $404 $187
    • ORD 6:30 AM
      2h 56m
      Nonstop
      DEN 8:26 AM
      Chicago - Denver | Thu, Nov 5 | Frontier Airlines
      $198
      51% off
      $404 $198
    • ORD 6:30 AM
      2h 56m
      Nonstop
      DEN 8:26 AM
      Chicago - Denver | Fri, Nov 6 | Frontier Airlines
      $198
      51% off
      $404 $198
    • ORD 9:45 AM
      2h 54m
      Nonstop
      DEN 11:39 AM
      Chicago - Denver | Tue, Nov 3 | American Airlines
      $267
      34% off
      $404 $267
    • ORD 9:45 AM
      2h 54m
      Nonstop
      DEN 11:39 AM
      Chicago - Denver | Fri, Nov 6 | American Airlines
      $313
      23% off
      $404 $313
    • CHI 1:00 PM
      17h 25m
      1 stop
      DEN 2:00 PM
      Chicago - Denver | Mon, Nov 2 | Normal Airline
      Find more flights
      Find more flights
    • ORD 9:00 PM
      2h 43m
      Nonstop
      DEN 10:43 PM
      Chicago - Denver | Mon, Nov 30 | United Airlines
      $290 $578
      50% off
      50% off
      $578 $290
    • ORD 9:00 PM
      2h 44m
      Nonstop
      DEN 10:44 PM
      Chicago - Denver | Wed, Nov 25 | United Airlines
      $147 $578
      75% off
      75% off
      $578 $147
    • ORD 9:00 PM
      2h 44m
      Nonstop
      DEN 10:44 PM
      Chicago - Denver | Mon, Nov 16 | United Airlines
      $169 $578
      71% off
      71% off
      $578 $169
    • ORD 9:30 PM
      2h 44m
      Nonstop
      DEN 11:14 PM
      Chicago - Denver | Mon, Dec 7 | United Airlines
      $173
      70% off
      $578 $173
    • ORD 9:30 PM
      2h 44m
      Nonstop
      DEN 11:14 PM
      Chicago - Denver | Tue, Dec 1 | United Airlines
      $198
      66% off
      $578 $198
    • ORD 9:47 PM
      2h 44m
      Nonstop
      DEN 11:31 PM
      Chicago - Denver | Tue, Nov 24 | United Airlines
      $244
      57% off
      $578 $244
    • ORD 9:00 PM
      2h 44m
      Nonstop
      DEN 10:44 PM
      Chicago - Denver | Sun, Nov 15 | United Airlines
      $288
      50% off
      $578 $288
    • ORD 9:00 PM
      2h 44m
      Nonstop
      DEN 10:44 PM
      Chicago - Denver | Fri, Nov 27 | United Airlines
      $339
      41% off
      $578 $339
    • ORD 9:00 PM
      2h 44m
      Nonstop
      DEN 10:44 PM
      Chicago - Denver | Sun, Nov 1 | United Airlines
      $364
      37% off
      $578 $364
    • CHI 1:00 PM
      17h 25m
      1 stop
      DEN 2:00 PM
      Chicago - Denver | Mon, Nov 2 | Normal Airline
      Find more flights
      Find more flights

Displayed flight fares from Chicago to Denver are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from O'Hare Intl. Airport to Denver International Airport

What is the cheapest month for one-way flights from O'Hare Intl. Airport to Denver International Airport?

Data is based on average one-way flight prices from O'Hare Intl. Airport to Denver International Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from O'Hare Intl. Airport to Denver International Airport, the best time to buy is in October, with an average price of $100. You’ll want to avoid November, when the average price can reach as high as $230.

$230
$165
$100
$35
  • $100
    Oct
  • $230
    Nov
  • $169
    Dec
  • $178
    Jan
  • $143
    Feb
  • $137
    Mar
  • $100
    Apr
  • $119
    May
  • $201
    Jun
  • $169
    Jul
  • $158
    Aug
  • $180
    Sep

What is the cheapest day of the week to fly from O'Hare Intl. Airport to Denver International Airport?

The data is based on the past 12 months and shows the average ticket prices from O'Hare Intl. Airport to Denver International Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from O'Hare Intl. Airport to Denver International Airport is Saturday, with average fares typically lower than other days. You’ll want to avoid flying on Friday, as ticket prices are usually the highest that day.

$205
$176
$146
$117
    Cheapest
  • $163
    Mon
  • $191
    Tue
  • $161
    Wed
  • $176
    Thu
  • $205
    Fri
  • $146
    Sat
  • $157
    Sun

Which airline offers the cheapest flights from O'Hare Intl. Airport to Denver International Airport?

The cheapest airline flying from O'Hare Intl. Airport to Denver International Airport is Frontier Airlines (from $52) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From $52
American Airlines
From $82
Delta Air Lines
From $101
Sun Country Airlines
From $145
United Airlines
From $147
Alaska Airlines
From $174

Find more flights and airlines

What is the flight schedule from O'Hare Intl. Airport to Denver International Airport?

Check the schedule for flights from Chicago to Denver and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. F91483

    O'Hare Intl. Airport

    7:45 AM

    ORD

    3h 4m

    9:49 AM

    DEN

    S M T W T F S
    Search

  2. F91596

    O'Hare Intl. Airport

    5:58 AM

    ORD

    2h 29m

    Nonstop

    9:27 AM

    ATL

    S - - W T F S
    Search

  3. F93599

    Hartsfield–Jackson Atlanta International Airport

    7:58 PM

    ATL

    3h 35m

    Nonstop

    9:33 PM

    DEN

    S M T - T F S

  4. F91341

    O'Hare Intl. Airport

    8:51 AM

    ORD

    2h 54m

    Nonstop

    11:45 AM

    DFW

    S - - W T - S
    Search

  5. F92549

    Dallas Fort Worth International Airport

    7:00 AM

    DFW

    2h 22m

    Nonstop

    8:22 AM

    DEN

    S M T W T F S
Find more flights and airlines

About O'Hare Intl. Airport and Denver International Airport

Learn about O'Hare Intl. Airport (ORD) and Denver International Airport (DEN) — including location, terminals, transportation, and travel tips.

Flight distance 1,427.91 km
Cheapest one-way ticket price $37
Cheapest return ticket price $61

FAQs for O'Hare Intl. Airport to Denver International Airport Flights

  • How long is the flight from O'Hare Intl. Airport to Denver International Airport?

    O'Hare Intl. Airport to Denver International Airport takes about 2 hours 25 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 18 daily flights from O'Hare Intl. Airport (ORD) to Denver International Airport (DEN).
  • The earliest flight from O'Hare Intl. Airport to Denver International Airport departs at 05:00, and the last departs at 22:45, with about 35 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from O'Hare Intl. Airport (ORD) to Denver International Airport (DEN) is quite popular. Without considering departure times or holidays, tickets cost around $229 in December, the most expensive month to book this route.
  • The earliest flight departs from O'Hare Intl. Airport (ORD) at 05:01 and arrives in Denver International Airport (DEN) at 06:42.
  • The latest flight departs from O'Hare Intl. Airport (ORD) at 21:44 and arrives in Denver International Airport (DEN) at 23:30.
  • United Airlines is a very popular airline operating an average of 6852 flights per month.
  • One-way flights from O'Hare Intl. Airport to Denver International Airport currently start from $37, and round-trip fares start from $61. The current lowest fare is a Frontier Airlines flight departing on Tue, Dec 8; prices may vary depending on availability.
  • Yes. United Airlines, American Airlines and Frontier Airlines operate direct flights from O'Hare Intl. Airport to Denver International Airport, with an average flight time of 3 hours 10 minutes, and around 164 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from O'Hare Intl. Airport to Denver International Airport is $187. Prices may vary depending on the departure date, airline, and availability.
  • Frontier Airlines, Porter Airlines and Volaris are the most popular budget airlines flying from O'Hare Intl. Airport to Denver International Airport, with one-way fares starting from $37. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • O'Hare Intl. Airport to Denver International Airport operates around 162 weekly flights, mainly by United Airlines, American Airlines and Frontier Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter O'Hare Intl. Airport and Denver International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Popular Destinations

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.