Cheap flights from Portland, ME to San Francisco, CA

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Tips to know when travelling to San Francisco

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The most popular airline for this route is United Airlines. Portland 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 Portland to San Francisco

NameCarrier codeIATA CodePassport needed during booking
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
20 Nov
70%
13°C12°C
27 Nov
12°C9°C
Thursday
21 Nov
88%
14°C13°C
28 Nov
13°C9°C
Friday
22 Nov
76%
14°C13°C
29 Nov
11°C10°C
Saturday
23 Nov
86%
14°C11°C
30 Nov
85%
12°C10°C
Sunday
24 Nov
84%
10°C9°C
1 Dec
89%
11°C8°C
Monday
25 Nov
88%
13°C9°C
2 Dec
88%
11°C9°C
Tuesday
26 Nov
81%
13°C11°C
3 Dec
9°C7°C

Frequently asked questions

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

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Flights from Portland

Flights to San Francisco

Popular routes

The nearest countries with flights to San Francisco

Here is a list of countries people are flying from

Other destination countries from Portland

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