Cheap flights from St John to San Francisco

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Saint John (YSJ)
San Francisco (SFO)
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How to find the cheapest flight from
St John (YSJ) to San Francisco (SFO)

All the information you need to plan the best YSJ to SFO flight in 2021: compare St John to San Francisco flight prices with the expected peak season, weather and rainfall in San Francisco.
How far in advance should I book a flight from St John to San Francisco?

To save on the cost of your flight from St John to San Francisco, book at least 59 days before your planned departure. Booking around this time can save you about 27% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 658 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 783.

What is the cheapest month to fly from St John to San Francisco?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, August can be a great choice for travel to San Francisco. Flights to San Francisco from St John in August are about C$ 587 on average during August, but can be found for as low as C$ 494.

When is the cheapest time to fly from St John to San Francisco (YSJ - SFO)?

When flying from St John to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Useful info, stats and facts about <span class="emphasized">St John</span> to <span class="emphasized">San Francisco</span> flights.

Flight FAQs

From St John to San Francisco

How popular is this flight route?

Within the past month, 57 users have taken a look at flights from Saint John to San Francisco.

Which airlines flying from Saint John to San Francisco have flexible changes due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Air Canada flying from Saint John to San Francisco have implemented new flexible change policies.

Does it rain more in St John or San Francisco?

The rainfall in St John is generally less than the rainfall in San Francisco. This will continue over the next 19 days.

Is St John weather warmer or cooler than San Francisco?

Expect the weather to be around 25 °C on average in September. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in San Francisco is generally hotter than in St John.

Alternative routes for St John to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for San Francisco

Things to know before you go - useful duration and weather info for your trip from St John to San Francisco.
Today's exchange rate
C$ 1 = $0.83
Average temperature for May in San Francisco
21.0 °C
Avg rainfall for May in San Francisco
14.0 mm

Airports servicing Saint John

Airports servicing San Francisco

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