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Cheap flights Chicago — Denver

Chicago (CHI, US) Denver (DEN, US)
from $52 1 477 km ~2h 14m 8 flights found 2 airlines cheapest on Wednesday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $52 on 16.12.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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December 2026
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January 2027
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Prices found for 20 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
16 Dec 2026, Wed
Frontier Airlines F9 1483
16:25
ORD O'Hare International Airport
19:29
DEN Denver International Airport
3h 4m Direct
Farera
$52
View this ticket
05 Dec 2026, Sat
Frontier Airlines F9 1483
16:25
ORD O'Hare International Airport
19:29
DEN Denver International Airport
3h 4m Direct
Farera
$72
View this ticket
19 Nov 2026, Thu
Southwest Airlines WN 2922
15:05
MDW Chicago Midway International Airport
18:00
DEN Denver International Airport
2h 55m Direct
Tickets
$111
View this ticket
20 Nov 2026, Fri
Frontier Airlines F9 1483
15:40
ORD O'Hare International Airport
18:36
DEN Denver International Airport
2h 56m Direct
Trip.com
$128
View this ticket
Route characteristics
Distance
1 477 km
Flight time
2h 14m
Time difference
-1h
Minimum price
from $52 (16.12.2026)
Average price
$77
Maximum price
$128
Departures per week
1
Cheapest day
Wednesday
Departure airports (2)
MDW Chicago Midway International Airport ORD O'Hare International Airport
Arrival airports (1)
DEN Denver International Airport
Airlines (2)
F9 Frontier Airlines WN Southwest Airlines
Agencies (3)
Farera Tickets Trip.com
Prices by day of week
Wednesday
$52
avg $52
Cheapest
Thursday
$111
avg $111
Friday
$128
avg $128
Saturday
$72
avg $72
Price trend by month
November 2026
from $111
avg $120
2 flights
December 2026
from $52
avg $62
2 flights
Airlines — cheapest prices 2
Frontier Airlines
Frontier Airlines
Low-cost 7 flights · 7 days
$52
Southwest Airlines
Southwest Airlines
Low-cost 1 flights · 1 days
$111
Where to buy tickets 3
Farera
5 tickets · 5 days
from $52
Tickets
1 tickets · 1 days
from $111
Trip.com
2 tickets · 2 days
from $128
Airports

From — Chicago (2)

  • MDW Chicago Midway International Airport
  • ORD O'Hare International Airport

To — Denver (1)

  • DEN Denver International Airport
Other destinations from Chicago
Las Vegas
US · Hub
Nashville
US
Fort Lauderdale
US
Minneapolis
US · Hub
St Louis
US
Atlanta
US · Hub
Philadelphia
US · Hub
Boston
US
Tampa
US
Phoenix
US
New Orleans
US
Baltimore
US
Frequently asked questions about the route Chicago — Denver
How long is the flight from Chicago to Denver?
Approximate flight time — 2h 14m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from Chicago to Denver?
The straight-line distance — 1 477 km.
How much do flights from Chicago to Denver cost?
The minimum price over 3 months — from $52 on 16.12.2026.
What is the average ticket price?
The average price — $77. Range: $52 — $128.
What is the time difference between Chicago and Denver?
The difference — -1h.
From which airports does Chicago operate flights?
From Chicago: MDW (Chicago Midway International Airport), ORD (O'Hare International Airport).
To which airports in Denver do flights arrive?
To Denver: DEN (Denver International Airport).
Which airlines fly this route?
This route is served by 2 airlines: Frontier Airlines, Southwest Airlines.
Are there direct flights?
Yes, there are direct flights. Minimum direct price — from $52. Total direct flights found: 4.
Which day of the week is cheapest?
The cheapest day of the week — Wednesday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route Chicago — Denver

Flights Chicago — Denver is a popular route. The straight-line distance is 1 477 km. Flight time 2h 14m. Time difference -1h.

From Chicago (CHI) flights depart from 2 airports: MDW, ORD. To Denver (DEN) — 1 arrival airport: DEN.

2 airlines operate on this route: Frontier Airlines, Southwest Airlines.

The minimum price for the next 3 months — from $52 (16.12.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $77, ranging from $52 to $128. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Wednesday.

Other destinations in United States from Chicago
Las Vegas
US
Nashville
US
Fort Lauderdale
US
Minneapolis
US
St Louis
US
Atlanta
US
Philadelphia
US
Phoenix
US

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