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$41 Find cheap flights from Colorado to Chicago O'Hare Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to O'Hare Intl departing on 7/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
sáb. 7/6
sáb. 7/13

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In the last 7 days travelers have searched 43,995,393 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

June

Cheapest flight

$41
Best time to beat the crowds with an average 10% drop in price.
Most popular time to fly with an average 12% increase in price.
Flight from Denver to Chicago O'Hare Airport

FAQs for booking Colorado to Chicago O'Hare Airport flights

  • How does KAYAK find such low prices on flights from Colorado to Chicago O'Hare Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Colorado to Chicago O'Hare Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Colorado to Chicago O'Hare Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago O'Hare Airport from Colorado is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Colorado to Chicago O'Hare Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago O'Hare Airport with an airline and back to Colorado with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Colorado to Chicago O'Hare Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago O'Hare Airport from Colorado up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Colorado to Chicago O'Hare Airport?

Find which airlines fly direct from Colorado to O'Hare Intl, which days they fly and book direct flights.

Nonstop departures

Colorado to Chicago O'Hare Intl

Monday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Wednesday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Thursday

ANA, Aer Lingus, Aeromexico, +76 more

ANA, Aer Lingus, +77 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Saturday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

See more direct flights

Nonstop returns

Chicago O'Hare Intl to Colorado

Monday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Wednesday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Thursday

ANA, Aer Lingus, Aeromexico, +76 more

ANA, Aer Lingus, +77 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Saturday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

See more direct flights
See more direct flights

Book cheap flights from Colorado to Chicago

Recent round-trip flight deals

7/10mié.
nonstopFrontier
2h 28mDEN-ORD
7/13sáb.
nonstopFrontier
2h 46mORD-DEN
$57
7/9mar.
nonstopFrontier
2h 35mDEN-ORD
7/10mié.
nonstopFrontier
2h 41mORD-DEN
$58
7/5vie.
1 stop
4h 34mDEN-ORD
7/9mar.
nonstop
2h 40mORD-DEN
$113
6/24lun.
nonstop
2h 35mDEN-ORD
6/26mié.
1 stop
13h 26mORD-DEN
$140
6/21vie.
1 stopSun Country Air
10h 16mDEN-ORD
6/26mié.
1 stopSun Country Air
13h 26mORD-DEN
$191
10/25vie.
1 stopAmerican Airlines
7h 18mDEN-ORD
10/28lun.
nonstopAmerican Airlines
2h 37mORD-DEN
$207
6/27jue.
1 stopSun Country Air
8h 41mDEN-ORD
7/4jue.
1 stopSun Country Air
19h 39mORD-DEN
$210
7/9mar.
1 stopUnited Airlines
4h 29mCOS-ORD
7/16mar.
1 stopUnited Airlines
4h 23mORD-COS
$232
7/9mar.
nonstopUnited Airlines
2h 50mCOS-ORD
7/16mar.
1 stopUnited Airlines
4h 23mORD-COS
$279
9/5jue.
1 stopAmerican Airlines
13h 28mCOS-ORD
9/7sáb.
1 stopAmerican Airlines
7h 13mORD-COS
$280

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Recent one-way flight deals

7/25jue.
nonstopFrontier
2h 35mDEN-ORD
$41
6/18mar.
nonstopFrontier
2h 30mDEN-ORD
$44
8/10sáb.
nonstopUnited Airlines
2h 35mDEN-ORD
$60
7/4jue.
1 stopSun Country Air
5h 01mDEN-ORD
$67
9/27vie.
nonstopUnited Airlines
2h 34mDEN-ORD
$75
6/27jue.
1 stopSun Country Air
8h 41mDEN-ORD
$81
8/21mié.
1 stopDelta
7h 54mDEN-ORD
$98
9/3mar.
1 stopDelta
4h 42mDEN-ORD
$107
7/22lun.
1 stop
14h 26mGJT-ORD
$123
9/27vie.
3 stops
26h 39mDEN-ORD
$152

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Last minute flights from Colorado to O'Hare Intl

Last minute flight, train and bus deals

6/11mar.
nonstopFrontier
2h 30mDEN-ORD
6/12mié.
nonstopFrontier
2h 57mORD-DEN
$127
6/11mar.
nonstopFrontier
2h 30mDEN-ORD
6/16dom.
nonstopFrontier
2h 45mORD-DEN
$147
6/9dom.
multi-stop
9h 32mDEN-ORD
6/14vie.
multi-stop
14h 27mORD-DEN
$262
6/11mar.
multi-stopDelta
5h 52mDEN-ORD
6/15sáb.
multi-stopDelta
4h 28mORD-DEN
$316
6/7vie.
multi-stopAmerican Airlines
5h 52mEGE-ORD
6/11mar.
multi-stopAmerican Airlines
7h 41mORD-EGE
$320
6/7vie.
multi-stopAmerican Airlines
8h 04mMTJ-ORD
6/9dom.
multi-stopAmerican Airlines
6h 13mORD-MTJ
$322
6/11mar.
multi-stopDelta
7h 41mDEN-ORD
6/16dom.
multi-stopDelta
6h 12mORD-DEN
$387
6/7vie.
nonstopUnited Airlines
2h 35mDEN-ORD
6/11mar.
nonstopUnited Airlines
2h 44mORD-DEN
$392
6/8sáb.
nonstopUnited Airlines
2h 35mDEN-ORD
6/8sáb.
multi-stopUnited Airlines
19h 27mORD-DEN
$394
6/7vie.
multi-stop
6h 27mGJT-ORD
6/12mié.
multi-stop
29h 16mORD-GJT
$421

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