How the cheapest fare moved
Jul 22: €64 €64
Jul 16
Jul 22
low €64 · high €81
Departure-day prices · June 2026 Chicago → Denver
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Return-day prices · June 2026 Denver → Chicago
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Best time to visit Denver — climate Jan: ~2°C daytime, 7 rainy days
2°
Jan Feb: ~6°C daytime, 7 rainy days
6°
Feb Mar: ~16°C daytime, 7 rainy days
16°
Mar Apr: ~18°C daytime, 6 rainy days
18°
Apr May: ~22°C daytime, 14 rainy days
22°
May Jun: ~29°C daytime, 8 rainy days
29°
Jun Jul: ~33°C daytime, 6 rainy days
33°
Jul Aug: ~31°C daytime, 12 rainy days
31°
Aug Sep: ~27°C daytime, 6 rainy days
27°
Sep Oct: ~20°C daytime, 5 rainy days
20°
Oct Nov: ~15°C daytime, 1 rainy days
15°
Nov Dec: ~12°C daytime, 3 rainy days
12°
Dec Best value: Aug — fares from €64 and ~31°C daytime.
Flights from Chicago to Denver start around €64 (direct flights available). Range seen recently: €64–64, based on 3 fares found by travellers.
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3h 00m duration
€64–64 recent fares
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Cheapest cached fares Chicago → Denver; direct flights available (e.g. F9). · Based on 3 fares found by travellers in the last 48h
Cheapest round trips to Denver Fares found by travellers in the last 48 hours — refreshed daily.
Aug 1 – Aug 3
Frontier Airlines · 1 stop · 5h 37m
€129
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Oct 9 – Oct 16
Frontier Airlines · Direct · 2h 54m
€159
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Aug 23 – Aug 27
Frontier Airlines · Direct · 3h 04m
€164
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Nov 1 – Nov 6
Frontier Airlines · Direct · 2h 49m
€166
Book
Aug 13 – Aug 16
Frontier Airlines · Direct · 3h 00m
€178
Book
Aug 14 – Aug 16
Frontier Airlines · Direct · 3h 00m
€204
Book
Aug 3 – Aug 5
Frontier Airlines · Direct · 3h 00m
€228
Book
Weather in Denver
Wed
🌦️
37°
20°
💧32%
Thu
🌧️
31°
19°
💧91%
Fri
☁️
37°
23°
💧69%
Sat
🌦️
40°
26°
💧20%
Sun
☁️
39°
25°
💧26%
Mon
☁️
40°
27°
💧50%
Tue
🌦️
36°
26°
💧52%
In Jun, Denver typically sees ~29°C daytime highs and 8 rainy days.
Where to stay in Denver 3★+ hotels from €86/night (40 hotels sampled, ~3 weeks out).
DoubleTree by Hilton Hotel Denver
hotel · Denver
from €86/night ★ 4
Renaissance Denver Hotel & Conference Center
hotel · Denver
from €97/night ★ 4
Baymont by Wyndham Denver International Airport
hotel · Denver
from €101/night ★ 3
Good to know Time difference -1h
Time in the air 2h 49m
Things to do in Denver Top-rated tours and tickets from €34 — book ahead for the popular ones.
Tours and tickets provided by Viator (a Tripadvisor company). Some links earn Stayonomy a commission.
About Denver
Denver is the capital of the western U.S. state of Colorado and the dominant city of the Rocky Mountain Region. Founded in 1858 as the placer gold mining camp known as the Cherry Creek Diggings, the "Mile-High City" is today the most populous city within a 560-mile (900 km) radius and the center of the Front Range Urban Corridor of more than five million residents.
Read the full Denver guide
Guide content from Wikivoyage contributors (CC BY-SA).
Popular from Chicago Cheapest destinations travellers searched recently — refreshed daily.
Flight prices are real fares travellers found in the last 48 hours, refreshed daily — the booking site confirms the final price. Train, bus and ferry fares are shown on the operators' booking sites. Weather data by Open-Meteo ; exchange rates: ECB reference. Data updated 2026-07-22. Some links earn Stayonomy a commission at no cost to you.