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Cheap flights from Sudbury, ON to San Francisco

YSB — SFO
23 Mar — 30 Mar1
1 adult
1 adult, Economy, 0 bags

Best time to book a flight from Sudbury to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Sudbury with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated 21 February 2026.
Read reviews from past customers who have flown Air Canada from Sudbury to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,735 reviews
Check prices

Food

6.3

Crew

7.8

Entertainment

6.8

Overall

7.1

Comfort

7.1

Boarding

7.3

Reviews

1 / 20
4.0
Okay

Sugith,Jan 2026

YSB - YYZ

Left 2 hours late. Stuck on plane for an hour after boarding before take off.
Air Canada
7.1
Good
10,735 reviews
Air Canada
7.1
Good
10,735 reviews
Check prices

Food

6.3

Crew

7.8

Entertainment

6.8

Overall

7.1

Comfort

7.1

Boarding

7.3

Reviews

1 / 20
4.0
Okay

Sugith,Jan 2026

YSB - YYZ

Left 2 hours late. Stuck on plane for an hour after boarding before take off.

Related info for your journey

Find useful and relevant information for your journey from Sudbury to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Sudbury to San Francisco that include hotel bookings?

    Yes. In addition to deals on Sudbury to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sudbury to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sudbury to San Francisco.

  • Can I find deals for business class flights from Sudbury to San Francisco?

    Yes. Cheapflights offers flight deals from Sudbury to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Richmond
Newark
Burlingame
South San Francisco
Scotts Valley
Novato
Santa Clara
Vallejo

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Top airline flying from Sudbury to San Francisco

Discover the top airline that operate flights from Sudbury to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 21 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 638AverageC$ 783FlexibilityNo cancel feeOn-time67%
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Can Cheapflights find flights from Sudbury to San Francisco with no change fees?

Certainly. Search results for flights to San Francisco from Sudbury shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Sudbury to San Francisco become cheaper?

Yes, Cheapflights offers price alerts on Sudbury to San Francisco flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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