Cheap flights from Philadelphia, PA to Sidney, MT

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

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How much do flights to Sidney cost?

Key info about flying to Sidney

Depart from
Philadelphia International
Arrive to
Sidney–Richland Municipal
Average flights per week
33
Flight distance

Great deals from Philadelphia to Sidney

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Check-in for a flight from Philadelphia to Sidney

NameCarrier codeIATA CodePassport needed during booking
Cape AirKAP9KYes
Frontier AirlinesFFTF9No
Allegiant AirAAYG4No
Alaska AirlinesASAASNo
Spirit AirlinesNKSNKNo

Weather in Sidney

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January-3°C-12°C
February-3°C-12°C
March4°C-5°C
April11°C1°C
May18°C7°C
June25°C13°C
July29°C17°C
August28°C16°C
September23°C12°C
October13°C3°C
November4°C-4°C
December-3°C-10°C
Hottest Month
29°C
July
Coldest month
-12°C
January
Sunny days
288
days per year
Snow days
16
days per year

14 day forecast

Friday
13 Dec
-6°C-13°C
20 Dec
20%
-14°C-22°C
Saturday
14 Dec
-5°C-14°C
21 Dec
-6°C-22°C
Sunday
15 Dec
76%
-2°C-10°C
22 Dec
2°C-12°C
Monday
16 Dec
80%
-4°C-12°C
23 Dec
-1°C-8°C
Tuesday
17 Dec
87%
-11°C-18°C
24 Dec
66%
0°C-3°C
Wednesday
18 Dec
69%
-15°C-20°C
25 Dec
62%
-1°C-4°C
Thursday
19 Dec
-1°C-16°C
26 Dec
0°C-8°C
Travelers usually depart from Philadelphia International, Philadelphia, PA - Market Street bus stop, or Philadelphia, PA Greyhound Terminal when they travel from Philadelphia to Sidney. The most popular airlines for this route are Cape Air, Frontier Airlines, Allegiant Air, Alaska Airlines, and Spirit Airlines. Philadelphia and Sidney have 33 direct flights per week.

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