Cheap flights from Sidney, MT to Denver, CO

Choose between Cape Air, Allegiant Air, or Frontier Airlines to find the best price

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How much do flights to Denver cost?

Key info about flying to Denver

Depart from
Sidney–Richland Municipal
Arrive to
Denver International
Average flights per week
15
Flight distance

Great deals from Sidney to Denver

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Check-in for a flight from Sidney to Denver

NameCarrier codeIATA CodePassport needed during booking
Cape AirKAP9KYes
Allegiant AirAAYG4No
Frontier AirlinesFFTF9No
United AirlinesUALUAYes

Weather in Denver

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January4°C-6°C
February4°C-6°C
March10°C-2°C
April14°C1°C
May18°C6°C
June26°C13°C
July29°C16°C
August28°C15°C
September25°C12°C
October17°C4°C
November10°C-1°C
December4°C-6°C
Hottest Month
29°C
July
Coldest month
-6°C
January
Sunny days
261
days per year
Snow days
28
days per year

14 day forecast

Monday
2 Dec
11°C-6°C
9 Dec
5°C1°C
Tuesday
3 Dec
14°C-5°C
10 Dec
12°C1°C
Wednesday
4 Dec
12°C-5°C
11 Dec
11°C3°C
Thursday
5 Dec
12°C-3°C
12 Dec
12°C4°C
Friday
6 Dec
11°C4°C
13 Dec
14°C5°C
Saturday
7 Dec
12°C3°C
14 Dec
6°C1°C
Sunday
8 Dec
10°C4°C
15 Dec
13°C2°C
The most popular airlines for this route are Cape Air, Allegiant Air, Frontier Airlines, and United Airlines. Sidney and Denver have 15 direct flights per week.

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