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O'Hare International Airport to Denver International Airport flight

Explore the cheapest one-way and round-trip flights from O'Hare International Airport to Denver International Airport over the next 90 days, with one-way fares from €33 and round-trip from €61. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Thu, Dec 10 | Frontier Airlines
      DEN 21:26
      2h 28m
      Nonstop
      ORD 00:54
      Denver - Chicago | Thu, Dec 17 | Frontier Airlines
      €61 €97
      37% off
      37% off
      €97 €61
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Sun, Dec 6 | Frontier Airlines
      DEN 21:26
      2h 28m
      Nonstop
      ORD 00:54
      Denver - Chicago | Sun, Dec 13 | Frontier Airlines
      €66 €97
      32% off
      32% off
      €97 €66
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Wed, Dec 9 | Frontier Airlines
      DEN 21:26
      2h 28m
      Nonstop
      ORD 00:54
      Denver - Chicago | Sat, Dec 12 | Frontier Airlines
      €66 €97
      32% off
      32% off
      €97 €66
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Fri, Dec 11 | Frontier Airlines
      DEN 21:26
      2h 28m
      Nonstop
      ORD 00:54
      Denver - Chicago | Wed, Dec 16 | Frontier Airlines
      €66
      32% off
      €97 €66
    • ORD 06:30
      2h 56m
      Nonstop
      DEN 08:26
      Chicago - Denver | Fri, Nov 13 | Frontier Airlines
      DEN 20:55
      2h 26m
      Nonstop
      ORD 00:21
      Denver - Chicago | Sun, Nov 15 | Frontier Airlines
      €67
      31% off
      €97 €67
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Mon, Dec 7 | Frontier Airlines
      DEN 21:26
      2h 28m
      Nonstop
      ORD 00:54
      Denver - Chicago | Thu, Dec 10 | Frontier Airlines
      €74
      24% off
      €97 €74
    • ORD 06:30
      2h 56m
      Nonstop
      DEN 08:26
      Chicago - Denver | Mon, Nov 16 | Frontier Airlines
      DEN 20:55
      2h 26m
      Nonstop
      ORD 00:21
      Denver - Chicago | Thu, Nov 19 | Frontier Airlines
      €74
      24% off
      €97 €74
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Sun, Dec 13 | Frontier Airlines
      DEN 21:26
      2h 28m
      Nonstop
      ORD 00:54
      Denver - Chicago | Wed, Dec 16 | Frontier Airlines
      €77
      21% off
      €97 €77
    • ORD 06:30
      2h 56m
      Nonstop
      DEN 08:26
      Chicago - Denver | Thu, Nov 12 | Frontier Airlines
      DEN 20:55
      2h 26m
      Nonstop
      ORD 00:21
      Denver - Chicago | Sun, Nov 15 | Frontier Airlines
      €78
      20% off
      €97 €78
    • CHI 13:00
      17h 25m
      1 stop
      DEN 14:00
      Chicago - Denver | Mon, Nov 2 | Normal Airline
      DEN 15:00
      6h
      Nonstop
      CHI 16:00
      Denver - Chicago | Wed, Nov 4 | Normal Airline
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    • Cheapest
      ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Sun, Dec 6 | Frontier Airlines
      €33 €66
      50% off
      50% off
      €66 €33
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Tue, Dec 8 | Frontier Airlines
      €34 €66
      48% off
      48% off
      €66 €34
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Wed, Dec 9 | Frontier Airlines
      €34 €66
      48% off
      48% off
      €66 €34
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Sat, Dec 5 | Frontier Airlines
      €34
      48% off
      €66 €34
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Tue, Dec 15 | Frontier Airlines
      €46
      30% off
      €66 €46
    • ORD 07:00
      3h 2m
      Nonstop
      DEN 09:02
      Chicago - Denver | Wed, Dec 2 | Frontier Airlines
      €48
      27% off
      €66 €48
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Sat, Dec 12 | Frontier Airlines
      €49
      26% off
      €66 €49
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Wed, Dec 16 | Frontier Airlines
      €49
      73% off
      €179 €49
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Wed, Dec 16 | Frontier Airlines
      €50
      24% off
      €66 €50
    • CHI 13:00
      17h 25m
      1 stop
      DEN 14:00
      Chicago - Denver | Mon, Nov 2 | Normal Airline
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    • Cheapest nonstop
      ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Sun, Dec 6 | Frontier Airlines
      €33 €66
      50% off
      50% off
      €66 €33
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Tue, Dec 8 | Frontier Airlines
      €34 €66
      48% off
      48% off
      €66 €34
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Wed, Dec 9 | Frontier Airlines
      €34 €66
      48% off
      48% off
      €66 €34
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Sat, Dec 5 | Frontier Airlines
      €34
      48% off
      €66 €34
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Tue, Dec 15 | Frontier Airlines
      €46
      30% off
      €66 €46
    • ORD 07:00
      3h 2m
      Nonstop
      DEN 09:02
      Chicago - Denver | Wed, Dec 2 | Frontier Airlines
      €48
      27% off
      €66 €48
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Sat, Dec 12 | Frontier Airlines
      €49
      26% off
      €66 €49
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Wed, Dec 16 | Frontier Airlines
      €49
      73% off
      €179 €49
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Wed, Dec 16 | Frontier Airlines
      €50
      24% off
      €66 €50
    • CHI 13:00
      17h 25m
      1 stop
      DEN 14:00
      Chicago - Denver | Mon, Nov 2 | Normal Airline
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    • Cheapest nonstop
      ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Sun, Dec 6 | Frontier Airlines
      €33 €323
      90% off
      90% off
      €323 €33
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Wed, Dec 9 | Frontier Airlines
      €34 €323
      89% off
      89% off
      €323 €34
    • ORD 07:00
      3h 2m
      Nonstop
      DEN 09:02
      Chicago - Denver | Wed, Dec 2 | Frontier Airlines
      €48 €323
      85% off
      85% off
      €323 €48
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Wed, Dec 16 | Frontier Airlines
      €49
      85% off
      €323 €49
    • ORD 06:30
      2h 56m
      Nonstop
      DEN 08:26
      Chicago - Denver | Thu, Nov 19 | Frontier Airlines
      €50
      85% off
      €323 €50
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Mon, Dec 14 | Frontier Airlines
      €51
      84% off
      €323 €51
    • ORD 06:40
      2h 56m
      Nonstop
      DEN 08:36
      Chicago - Denver | Thu, Nov 26 | Frontier Airlines
      €59
      82% off
      €323 €59
    • ORD 07:25
      3h 4m
      Nonstop
      DEN 09:29
      Chicago - Denver | Thu, Dec 10 | Frontier Airlines
      €59
      82% off
      €323 €59
    • ORD 06:30
      2h 56m
      Nonstop
      DEN 08:26
      Chicago - Denver | Wed, Nov 18 | Frontier Airlines
      €68
      79% off
      €323 €68
    • CHI 13:00
      17h 25m
      1 stop
      DEN 14:00
      Chicago - Denver | Mon, Nov 2 | Normal Airline
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    • Cheapest nonstop
      ORD 06:30
      2h 56m
      Nonstop
      DEN 08:26
      Chicago - Denver | Tue, Nov 3 | Frontier Airlines
      €126 €362
      65% off
      65% off
      €362 €126
    • ORD 06:30
      2h 56m
      Nonstop
      DEN 08:26
      Chicago - Denver | Sat, Nov 7 | Frontier Airlines
      €129 €362
      64% off
      64% off
      €362 €129
    • ORD 06:30
      2h 56m
      Nonstop
      DEN 08:26
      Chicago - Denver | Wed, Nov 4 | Frontier Airlines
      €133 €362
      63% off
      63% off
      €362 €133
    • ORD 06:30
      2h 56m
      Nonstop
      DEN 08:26
      Chicago - Denver | Mon, Nov 2 | Frontier Airlines
      €167
      54% off
      €362 €167
    • ORD 06:30
      2h 56m
      Nonstop
      DEN 08:26
      Chicago - Denver | Sun, Nov 1 | Frontier Airlines
      €168
      54% off
      €362 €168
    • ORD 06:30
      2h 56m
      Nonstop
      DEN 08:26
      Chicago - Denver | Thu, Nov 5 | Frontier Airlines
      €177
      51% off
      €362 €177
    • ORD 06:30
      2h 56m
      Nonstop
      DEN 08:26
      Chicago - Denver | Fri, Nov 6 | Frontier Airlines
      €177
      51% off
      €362 €177
    • ORD 09:45
      2h 54m
      Nonstop
      DEN 11:39
      Chicago - Denver | Tue, Nov 3 | American Airlines
      €239
      34% off
      €362 €239
    • ORD 15:23
      2h 57m
      Nonstop
      DEN 17:20
      Chicago - Denver | Sun, Nov 1 | American Airlines
      €280
      23% off
      €362 €280
    • CHI 13:00
      17h 25m
      1 stop
      DEN 14:00
      Chicago - Denver | Mon, Nov 2 | Normal Airline
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    • ORD 21:00
      2h 43m
      Nonstop
      DEN 22:43
      Chicago - Denver | Mon, Nov 30 | United Airlines
      €260 €517
      50% off
      50% off
      €517 €260
    • ORD 21:00
      2h 44m
      Nonstop
      DEN 22:44
      Chicago - Denver | Wed, Nov 25 | United Airlines
      €132 €517
      74% off
      74% off
      €517 €132
    • ORD 21:00
      2h 44m
      Nonstop
      DEN 22:44
      Chicago - Denver | Mon, Nov 16 | United Airlines
      €152 €517
      71% off
      71% off
      €517 €152
    • ORD 21:30
      2h 44m
      Nonstop
      DEN 23:14
      Chicago - Denver | Mon, Dec 7 | United Airlines
      €155
      70% off
      €517 €155
    • ORD 21:30
      2h 44m
      Nonstop
      DEN 23:14
      Chicago - Denver | Tue, Dec 1 | United Airlines
      €178
      66% off
      €517 €178
    • ORD 21:47
      2h 44m
      Nonstop
      DEN 23:31
      Chicago - Denver | Tue, Nov 24 | United Airlines
      €219
      57% off
      €517 €219
    • ORD 21:00
      2h 44m
      Nonstop
      DEN 22:44
      Chicago - Denver | Sun, Nov 15 | United Airlines
      €258
      50% off
      €517 €258
    • ORD 21:00
      2h 44m
      Nonstop
      DEN 22:44
      Chicago - Denver | Fri, Nov 27 | United Airlines
      €303
      41% off
      €517 €303
    • ORD 21:00
      2h 44m
      Nonstop
      DEN 22:44
      Chicago - Denver | Sun, Nov 1 | United Airlines
      €326
      37% off
      €517 €326
    • CHI 13:00
      17h 25m
      1 stop
      DEN 14:00
      Chicago - Denver | Mon, Nov 2 | Normal Airline
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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 International Airport to Denver International Airport

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

Data is based on average one-way flight prices from O'Hare International 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 International Airport to Denver International Airport, the best time to buy is in October, with an average price of €89. You’ll want to avoid November, when the average price can reach as high as €206.

€206
€148
€89
€31
  • €89
    Oct
  • €206
    Nov
  • €152
    Dec
  • €160
    Jan
  • €128
    Feb
  • €123
    Mar
  • €89
    Apr
  • €106
    May
  • €180
    Jun
  • €152
    Jul
  • €142
    Aug
  • €162
    Sep

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

The data is based on the past 12 months and shows the average ticket prices from O'Hare International 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 International 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.

€184
€158
€131
€105
    Cheapest
  • €146
    Mon
  • €171
    Tue
  • €145
    Wed
  • €157
    Thu
  • €184
    Fri
  • €131
    Sat
  • €141
    Sun

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

The cheapest airline flying from O'Hare International Airport to Denver International Airport is Frontier Airlines (from €33) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From €33
American Airlines
From €74
Delta Air Lines
From €85
United Airlines
From €116
Sun Country Airlines
From €130
Alaska Airlines
From €155

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What is the flight schedule from O'Hare International 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 International Airport

    07:05

    ORD

    3h 4m

    09:09

    DEN

    S M T W T F S
    Search

  2. F93241

    O'Hare International Airport

    08:59

    ORD

    2h 55m

    Nonstop

    11:54

    DFW

    S M T W T - S
    Search

  3. F94069

    Dallas Fort Worth International Airport

    14:42

    DFW

    2h 12m

    Nonstop

    15:54

    DEN

    S M T W T - S

  4. F93135

    O'Hare International Airport

    16:08

    ORD

    3h 6m

    Nonstop

    19:14

    IAH

    S - - W T F S
    Search

  5. F92995

    George Bush Intercontinental Airport

    21:43

    IAH

    2h 39m

    Nonstop

    23:22

    DEN

    - M - - - - -

  6. F91596

    O'Hare International Airport

    05:58

    ORD

    2h 34m

    Nonstop

    09:32

    ATL

    S - - W T F S
    Search

  7. F93599

    Hartsfield–Jackson Atlanta International Airport

    19:58

    ATL

    3h 35m

    Nonstop

    21:33

    DEN

    S M T - T F S

  8. F91341

    O'Hare International Airport

    08:37

    ORD

    2h 55m

    Nonstop

    11:32

    DFW

    S - - W T F S
    Search

  9. F92549

    Dallas Fort Worth International Airport

    07:00

    DFW

    2h 22m

    Nonstop

    08:22

    DEN

    S M T W T F S
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About O'Hare International Airport and Denver International Airport

Learn about O'Hare International 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 €33
Cheapest return ticket price €61

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

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

    O'Hare International 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 International Airport (ORD) to Denver International Airport (DEN).
  • The earliest flight from O'Hare International 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 International Airport (ORD) to Denver International Airport (DEN) is quite popular. Without considering departure times or holidays, tickets cost around €193 in December, the most expensive month to book this route.
  • The earliest flight departs from O'Hare International Airport (ORD) at 05:05 and arrives in Denver International Airport (DEN) at 06:54.
  • The latest flight departs from O'Hare International Airport (ORD) at 21:32 and arrives in Denver International Airport (DEN) at 23:22.
  • United Airlines is a very popular airline operating an average of 6852 flights per month.
  • One-way flights from O'Hare International Airport to Denver International Airport currently start from €33, and round-trip fares start from €61. The current lowest fare is a Frontier Airlines flight departing on Sun, Dec 6; prices may vary depending on availability.
  • Yes. United Airlines, American Airlines and Frontier Airlines operate direct flights from O'Hare International 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 International Airport to Denver International Airport is €167. 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 International Airport to Denver International Airport, with one-way fares starting from €33. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • O'Hare International 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 International 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.

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