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Best Time to Visit San Francisco

A month-by-month guide to fare trends, weather, and seasonality for San Francisco (SFO), US. Use this page to pick the right travel window, then dive into the dedicated monthly guides for detailed tips.

Seasonality at a Glance

Green months typically have the cheapest fares. Red months are peak demand.

January
Low season
February
Low season
March
Shoulder
April
Shoulder
May
Shoulder
June
High season
July
High season
August
High season
September
Shoulder
October
Shoulder
November
Shoulder
December
High season

Weather by Quarter

Q1 — Jan / Feb / Mar

Cold across much of the US; sunbelt destinations (FL, AZ, CA) enjoy mild, dry weather.

Q2 — Apr / May / Jun

Warming nationwide. Spring blooms in the Northeast; desert states begin heating up.

Q3 — Jul / Aug / Sep

Peak summer. Hot across most of the country — coastal and mountain destinations shine.

Q4 — Oct / Nov / Dec

Cooling temperatures and foliage. Holiday demand drives late-Q4 fares up sharply.

Cheapest

January, February

Shoulder

March, April, May, September, October, November

Peak

June, July, August, December

Monthly Guides

Dedicated month-specific guides with weather, pricing trends, and booking tips.

Popular Routes to San Francisco

JFK → SFOLAX → SFOORD → SFOSEA → SFODFW → SFO
Search flights to San Francisco →

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