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$637+ Cheap flights from California to Sudbury, ON (YSB)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/25. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YSB
Jan 21 — Jan 281
Wed 1/21
Wed 1/28
1 adult, Economy
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Cheap flight deals from California to Sudbury

Cheapest flights from California to Sudbury
Explore the most affordable flight options available from California to Sudbury. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2025.

This United Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:59 pmSFO - YSB
2 stops12h 40mUnited Airlines
Sun 1/184:15 pmYSB - SFO
1 stop8h 24mUnited Airlines
Deal found 12/21$924

Find flight deals from California to Sudbury

Keep the following information in mind while searching for California to Sudbury flight deals. Data was last updated December 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$647
(Air Canada)
Provider with most accurate pricing for Los Angeles-Sudbury flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Sudbury flights.
Search Deals
From California to Sudbury
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Cheapflights Fare Finder

 
Customize your flight search to find flights from California to Sudbury that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 22, 2025.
Use the filters below to find and compare flights from California to Sudbury that are best for you.

Fly from

California

Fly to

Sudbury

Route

Depart

Return

Price

San DiegoSudbury

SAN - YSB

SANYSB

San Diego

Mon 5/25

1:15 pm-9:05 am

1 stop16h 50m

Sudbury

Wed 5/27

7:55 pm-8:43 pm

2 stops27h 48m

$637

San DiegoSudbury

SAN - YSB

SANYSB

San Diego

Tue 4/21

6:10 pm-9:06 am

2 stops11h 56m

Sudbury

Fri 4/24

9:45 am-6:41 pm

2 stops11h 56m

$647

San FranciscoSudbury

SFO - YSB

SFOYSB

San Francisco

Fri 5/1

8:30 am-7:16 pm

1 stop7h 46m

Sudbury

Tue 5/5

2:30 pm-9:10 pm

1 stop9h 40m

$648

San FranciscoSudbury

SFO - YSB

SFOYSB

San Francisco

Tue 4/14

8:45 am-7:21 pm

1 stop7h 36m

Sudbury

Fri 4/17

9:45 am-3:10 pm

1 stop8h 25m

$648

San DiegoSudbury

SAN - YSB

SANYSB

San Diego

Mon 5/25

10:30 pm-1:46 pm

2 stops12h 16m

Sudbury

Wed 5/27

9:45 am-8:26 pm

3 stops13h 41m

$657

San FranciscoSudbury

SFO - YSB

SFOYSB

San Francisco

Thu 1/1

6:50 pm-3:39 pm

2 stops17h 49m

Sudbury

Sun 1/18

4:15 pm-9:39 pm

1 stop8h 24m

$894

San DiegoSudbury

SAN - YSB

SANYSB

San Diego

Tue 4/21

6:20 am-7:21 pm

2 stops10h 01m

Sudbury

Fri 4/24

9:45 am-8:39 pm

3 stops13h 54m

$1,017

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

Best time to book a flight from California to Sudbury

Have a flexible travel schedule? Discover the best time to fly to Sudbury from California 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.

Cheapflights Insights

Everything you need to know about your flight from California to Sudbury
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly into for flights to Sudbury from California?

    For a flight from California to Sudbury, you will be flying into Sudbury. Sudbury (YSB) is just 13.0 mi from the center of the city.

  • How long is the flight from California to Sudbury, Ontario?

    Airlines like Air Canada and United Airlines fly from California to Sudbury, Ontario in about 12h 16m. The time it takes to get you to your destination can typically vary by up to 4h 34m. There are 2134 mi between California and Sudbury, Ontario. This flight may include one or multiple stops.

  • What are the most popular routes from California to Sudbury, Ontario?

    When deciding which route to take from California to Sudbury, Ontario consider San Francisco - Sudbury, San Jose - Sudbury or San Diego - Sudbury as they are the most popular.

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

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

  • How can I find direct flights from California to Sudbury?

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

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

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

See more FAQs

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Top airline flying from California to Sudbury

Discover the top airline that operate flights from California to Sudbury. 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 2,558,603 searches. Data last updated December 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$638Average$639FlexibilityNo cancel feeOn-time67%

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