Cheapest routes found recently
- Los Angeles SFO → LAX direct from $36
- San Diego SFO → SAN direct from $56
- Las Vegas SFO → LAS direct from $74
- Seattle SFO → SEA direct from $127
- Atlanta SFO → ATL from $161
- Dallas SFO → DFW from $189
- Boston SFO → BOS from $216
- Miami SFO → MIA from $225
- New York SFO → NYC direct from $245
- Cancun SFO → CUN from $382
- Seoul SFO → SEL direct from $620
- Ho Chi Minh City SFO → SGN from $708
- Bangkok SFO → BKK from $775
- Guangzhou SFO → CAN from $851
- Tashkent SFO → TAS from $1,099
- Moscow SFO → MOW from $1,111
Cheapest price by month
| Month | Round trip from |
|---|---|
| November 2026 | $56 |
| December 2026 | $36 |
| January 2027 | $51 |
| February 2027 | $87 |
| March 2027 | $62 |
| April 2027 | $298 |
| May 2027 | $1,368 |
| June 2027 | $383 |
| July 2027 | $290 |
| August 2027 | $708 |
| September 2027 | $278 |
Weather by month
The warmest month in San Francisco is September, around 23 °C by day; the coolest is January, around 6 °C at night. The wettest month is January, with about 162 mm of rain, and the driest July, with about 2 mm.
| Month | Day °C | Night °C | Rain |
|---|---|---|---|
| January | 13.9° | 6.3° | 162 mm wet |
| February | 15.8° | 7.3° | 138 mm wet |
| March | 16.7° | 7.8° | 121 mm wet |
| April | 18.4° | 8.3° | 48 mm moderate |
| May | 19.6° | 9.5° | 17 mm dry |
| June | 20.9° | 10.8° | 5 mm dry |
| July | 21.7° | 11.4° | 2 mm dry |
| August | 21.8° | 12.1° | 3 mm dry |
| September | 22.8° | 12.2° | 9 mm dry |
| October | 21.7° | 10.9° | 45 mm moderate |
| November | 17.7° | 8.5° | 108 mm wet |
| December | 14.4° | 6.4° | 125 mm wet |
Best time to go
Leaving San Francisco costs least in November, December, January, with flights from $36.
-
November
$56
-
December
$36
-
January
$51
Where to fly cheapest each month
-
November
San Diego $56 -
December
Los Angeles $36 -
January
Los Angeles $51 -
February
Los Angeles $87 -
March
San Diego $62 -
April
Los Angeles $298
Airports
- San Francisco International AirportSFO
Airlines
-
Frontier Airlines
16 routes
-
Alaska Airlines
15 routes
-
United Airlines
15 routes
-
American Airlines
14 routes
-
Southwest Airlines
9 routes
-
jetBlue
7 routes
-
EVA Air
6 routes
-
Air Canada
5 routes
Practical facts
Prices are paid in USD. Clocks are set to UTC-8. Sockets are type A, B and the mains supply is 120 V, 60 Hz. The main language is English. The international dialling code is +1, and traffic drives on the right.
-
USD
Currency
-
UTC-8
Time zone
-
A, B
Plug type
-
120 V, 60 Hz
Mains supply
-
English
Languages
-
+1
Dialling code
-
Right
Traffic
Questions and answers
- Which month is the cheapest to fly from San Francisco?
- December is currently the cheapest month, with tickets from $36.
- Where can I fly cheapest from San Francisco right now?
- The cheapest destination found is San Diego, from $56 in November.
- Are there direct flights from San Francisco?
- Yes. Of 16 routes with recent prices, 13 have direct flights.
- Which airlines fly from San Francisco?
- Airlines found on these routes: Frontier Airlines, Alaska Airlines, United Airlines, American Airlines, Southwest Airlines.
- Which airports serve San Francisco?
- San Francisco International Airport (SFO).
- What is the weather like in San Francisco in September?
- The warmest month in San Francisco is September, with daytime highs around 23 °C and about 9 mm of rain.
- Which currency is used in San Francisco?
- The currency is USD. Sockets are type A, B and the mains supply is 120 V, 60 Hz.
Prices last updated Nov. 4, 2026
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