Fly from
Fly to
Route
Depart
Return
HamiltonSan Francisco
YHM - SFO
YHMSFO
Hamilton
Wed 15/7
6:10 p.m.-4:40 p.m.
1 stop25h 30m
San Francisco
Sun 19/7
6:00 a.m.-5:15 p.m.
1 stop8h 15m
OttawaSan Francisco
YOW - SFO
YOWSFO
Ottawa
Mon 14/9
12:25 p.m.-9:55 p.m.
2 stops12h 30m
San Francisco
Thu 17/9
6:00 a.m.-5:15 p.m.
1 stop8h 15m
OttawaSan Francisco
YOW - SFO
YOWSFO
Ottawa
Tue 18/8
6:00 a.m.-12:00 p.m.
1 stop9h 00m
San Francisco
Thu 3/9
6:00 a.m.-7:20 p.m.
1 stop10h 20m
TorontoSan Francisco
YKF - SFO
YKFSFO
Toronto Region of Waterloo Intl
Thu 16/7
8:40 p.m.-4:40 p.m.
1 stop23h 00m
San Francisco
Mon 20/7
6:00 a.m.-7:50 p.m.
1 stop10h 50m
TorontoSan Francisco
YYZ - SFO
YYZSFO
Toronto Pearson Intl
Tue 13/10
2:15 p.m.-6:48 p.m.
1 stop7h 33m
San Francisco
Fri 16/10
9:30 p.m.-10:24 a.m.
1 stop9h 54m
TorontoSan Francisco
YYZ - SFO
YYZSFO
Toronto Pearson Intl
Tue 8/9
7:45 a.m.-4:55 p.m.
1 stop12h 10m
San Francisco
Mon 14/9
10:59 p.m.-8:53 a.m.
1 stop6h 54m
LondonSan Francisco
YXU - SFO
YXUSFO
London
Thu 9/7
8:40 p.m.-4:40 p.m.
1 stop23h 00m
San Francisco
Wed 29/7
6:05 p.m.-5:20 a.m.
1 stop8h 15m
OttawaSan Francisco
YOW - SFO
YOWSFO
Ottawa
Tue 30/6
1:20 p.m.-4:40 p.m.
1 stop30h 20m
San Francisco
Wed 15/7
6:05 p.m.-5:35 a.m.
1 stop8h 30m
HamiltonSan Francisco
YHM - SFO
YHMSFO
Hamilton
Sat 15/8
6:15 p.m.-12:00 p.m.
1 stop20h 45m
San Francisco
Sat 29/8
6:00 a.m.-5:15 p.m.
1 stop8h 15m
OttawaSan Francisco
YOW - SFO
YOWSFO
Ottawa
Tue 30/6
6:25 p.m.-4:40 p.m.
2 stops25h 15m
San Francisco
Mon 13/7
1:00 p.m.-12:40 a.m.
1 stop8h 40m
Currently, October is the cheapest month in which you can book a flight from Region of Ontario to San Francisco (average of C$ 471). Flying from Region of Ontario to San Francisco in December is currently the most expensive (average of C$ 581). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
One of the essential ways to save on airfare from Region of Ontario to San Francisco is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 41% on airfare.
The most flights from CAON to SFO are scheduled on a Thursday (23 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (19 on average).
The best time to book flights from Region of Ontario to San Francisco is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Travelers seeking maximum savings on their Region of Ontario to San Francisco flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Cheapflights helps you search for flights from Ontario to San Francisco via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Cheapflights helps you find that perfect flight to San Francisco from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to San Francisco, users can toggle the no change fees filter when performing a flight search.
Yes! Start tracking prices for Ontario to San Francisco flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.