Cheap flights from Sidney, MT to San Francisco, CA

Choose between Cape Air, Alaska Airlines, or United Airlines to find the best price

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The most popular airlines for this route are Cape Air, Alaska Airlines, and United Airlines. Sidney and San Francisco have 40 direct flights per week. When you arrive at San Francisco, consider visiting Alcatraz, Big Sur, and Golden Gate Bridge.

Check-in for a flight from Sidney to San Francisco

NameCarrier codeIATA CodePassport needed during booking
Cape AirKAP9KYes
Alaska AirlinesASAASNo
United AirlinesUALUAYes

Weather in San Francisco

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January14°C7°C
February15°C8°C
March15°C8°C
April17°C9°C
May19°C10°C
June21°C12°C
July22°C13°C
August22°C14°C
September23°C14°C
October21°C13°C
November17°C10°C
December13°C8°C
Hottest Month
23°C
September
Coldest month
7°C
January
Sunny days
333
days per year

14 day forecast

Wednesday
30 Oct
12°C10°C
6 Nov
17°C13°C
Thursday
31 Oct
89%
16°C12°C
7 Nov
18°C13°C
Friday
1 Nov
75%
15°C12°C
8 Nov
17°C14°C
Saturday
2 Nov
15°C11°C
9 Nov
17°C14°C
Sunday
3 Nov
16°C11°C
10 Nov
85%
15°C12°C
Monday
4 Nov
18°C13°C
11 Nov
89%
14°C11°C
Tuesday
5 Nov
18°C12°C
12 Nov
87%
15°C12°C

Frequently asked questions

What are the most popular routes to and from Sidney?
What are the most popular routes to and from San Francisco?
What airports are near Sidney?
What airports are near San Francisco?
Which airlines fly between Sidney and San Francisco?
When's the best time to travel between Sidney and San Francisco?
What flights operate between Sidney and San Francisco?
How many airports are there near Sidney?
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What time do nonstop (direct) flights between Sidney and San Francisco depart?
What time do nonstop (direct) flights between Sidney and San Francisco arrive?
What time do flights between Sidney and San Francisco depart?
What time do flights between Sidney and San Francisco arrive?

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Flights from Sidney

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The nearest countries with flights to San Francisco

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Other destination countries from Sidney

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