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Cheap flights from San Diego to Sudbury from $693

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Sudbury departing on 9/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from San Diego to Sudbury

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
1:10 pm - 9:00 amSAN  San Diego-YSB Sudbury
16h 50m1 stop Toronto Pearson Intl
Air Canada Logo
8:05 pm - 11:47 amYSB  Sudbury-SAN San Diego
18h 42m2 stops Toronto Pearson Intl Vancouver Intl
$693Air Canada
Mon, Sep 21 - Wed, Sep 23
Air Canada Logo
4:55 pm - 1:45 pmSAN  San Diego-YSB Sudbury
17h 50m2 stops Chicago O'Hare Intl Toronto Pearson Intl
Air Canada Logo
8:05 pm - 11:47 amYSB  Sudbury-SAN San Diego
18h 42m2 stops Toronto Pearson Intl Vancouver Intl
$756Air Canada
Mon, Sep 21 - Wed, Sep 23
Air Canada Logo
1:10 pm - 9:00 amSAN  San Diego-YSB Sudbury
16h 50m1 stop Toronto Pearson Intl
Air Canada Logo
9:45 am - 8:36 pmYSB  Sudbury-SAN San Diego
13h 51m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$781Air Canada
Tue, Sep 22 - Sat, Sep 26
Air Canada Logo
1:10 pm - 9:05 amSAN  San Diego-YSB Sudbury
16h 55m1 stop Toronto Pearson Intl
Air Canada Logo
8:05 pm - 11:47 amYSB  Sudbury-SAN San Diego
18h 42m2 stops Toronto Pearson Intl Vancouver Intl
$796Air Canada
Thu, Oct 15 - Mon, Oct 19
Air Canada Logo
1:10 pm - 9:00 amSAN  San Diego-YSB Sudbury
16h 50m1 stop Toronto Pearson Intl
Air Canada Logo
9:45 am - 8:36 pmYSB  Sudbury-SAN San Diego
13h 51m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$805Air Canada
Tue, Sep 22 - Sat, Sep 26
Air Canada Logo
7:00 am - 9:00 amSAN  San Diego-YSB Sudbury
23h 00m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
Air Canada Logo
9:45 am - 8:36 pmYSB  Sudbury-SAN San Diego
13h 51m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$819Air Canada
Tue, Sep 22 - Sat, Sep 26
Air Canada Logo
7:00 am - 9:00 amSAN  San Diego-YSB Sudbury
23h 00m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
Air Canada Logo
9:45 am - 8:36 pmYSB  Sudbury-SAN San Diego
13h 51m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$843Air Canada
Tue, Sep 22 - Sat, Sep 26
United Airlines Logo
7:41 pm - 7:17 pmSAN  San Diego-YSB Sudbury
20h 36m2 stops San Francisco Toronto Pearson Intl
United Airlines Logo
2:25 pm - 9:05 amYSB  Sudbury-SAN San Diego
21h 40m2 stops Toronto Pearson Intl Denver Intl
$902United Airlines
Thu, Oct 15 - Mon, Oct 19
United Airlines Logo
9:45 pm - 1:45 pmSAN  San Diego-YSB Sudbury
13h 00m2 stops Washington, D.C. Dulles Intl Toronto Pearson Intl
United Airlines Logo
9:45 am - 8:45 pmYSB  Sudbury-SAN San Diego
14h 00m3 stops Toronto Pearson Intl Chicago O'Hare Intl San Francisco
$907United Airlines
Tue, Sep 22 - Sat, Sep 26
United Airlines Logo
7:41 pm - 7:27 pmSAN  San Diego-YSB Sudbury
20h 46m3 stops San Francisco Chicago O'Hare Intl Toronto Pearson Intl
United Airlines Logo
9:45 am - 8:45 pmYSB  Sudbury-SAN San Diego
14h 00m3 stops Toronto Pearson Intl Chicago O'Hare Intl San Francisco
$912United Airlines
Mon, Sep 21 - Wed, Sep 23

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United Airlines flights from San Diego to Sudbury, Ontario

Our best United Airlines deals on San Diego to Sudbury, Ontario flight tickets
United Airlines
Oct 15
SAN7:41 pmSan Diego
20h 36m
2 stops
YSB7:17 pmSudbury
Oct 19
YSB2:25 pmSudbury
21h 40m
2 stops
SAN9:05 amSan Diego
$902
United Airlines
Sep 22
SAN9:45 pmSan Diego
13h 00m
2 stops
YSB1:45 pmSudbury
Sep 26
YSB9:45 amSudbury
14h 00m
3 stops
SAN8:45 pmSan Diego
$907
United Airlines
Sep 21
SAN7:41 pmSan Diego
20h 46m
3 stops
YSB7:27 pmSudbury
Sep 23
YSB9:45 amSudbury
14h 00m
3 stops
SAN8:45 pmSan Diego
$912

Air Canada flights from San Diego to Sudbury, Ontario

Our best Air Canada deals on San Diego to Sudbury, Ontario flight tickets
Air Canada
Sep 21
SAN1:10 pmSan Diego
16h 50m
1 stop
YSB9:00 amSudbury
Sep 23
YSB8:05 pmSudbury
18h 42m
2 stops
SAN11:47 amSan Diego
$693
Air Canada
Sep 21
SAN4:55 pmSan Diego
17h 50m
2 stops
YSB1:45 pmSudbury
Sep 23
YSB8:05 pmSudbury
18h 42m
2 stops
SAN11:47 amSan Diego
$756
Air Canada
Sep 22
SAN1:10 pmSan Diego
16h 50m
1 stop
YSB9:00 amSudbury
Sep 26
YSB9:45 amSudbury
13h 51m
2 stops
SAN8:36 pmSan Diego
$781

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Sudbury, Ontario 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, momondo users made 832,500 searches. Data last updated August 15, 2026.
Use the filters below to find and compare flights from San Diego to Sudbury, Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoSudbury

SAN San Diego - YSB Sudbury

SANYSB

San Diego

Mon 9/21

1:10 pm-9:00 am

1 stop16h 50m

Sudbury

Wed 9/23

8:05 pm-11:47 am

2 stops18h 42m

$693

San DiegoSudbury

SAN San Diego - YSB Sudbury

SANYSB

San Diego

Mon 9/21

4:55 pm-1:45 pm

2 stops17h 50m

Sudbury

Wed 9/23

8:05 pm-11:47 am

2 stops18h 42m

$756

San DiegoSudbury

SAN San Diego - YSB Sudbury

SANYSB

San Diego

Tue 9/22

1:10 pm-9:00 am

1 stop16h 50m

Sudbury

Sat 9/26

9:45 am-8:36 pm

2 stops13h 51m

$781

San DiegoSudbury

SAN San Diego - YSB Sudbury

SANYSB

San Diego

Thu 10/15

1:10 pm-9:05 am

1 stop16h 55m

Sudbury

Mon 10/19

8:05 pm-11:47 am

2 stops18h 42m

$796

San DiegoSudbury

SAN San Diego - YSB Sudbury

SANYSB

San Diego

Tue 9/22

1:10 pm-9:00 am

1 stop16h 50m

Sudbury

Sat 9/26

9:45 am-8:36 pm

2 stops13h 51m

$805

San DiegoSudbury

SAN San Diego - YSB Sudbury

SANYSB

San Diego

Tue 9/22

7:00 am-9:00 am

2 stops23h 00m

Sudbury

Sat 9/26

9:45 am-8:36 pm

2 stops13h 51m

$819

San DiegoSudbury

SAN San Diego - YSB Sudbury

SANYSB

San Diego

Tue 9/22

7:00 am-9:00 am

2 stops23h 00m

Sudbury

Sat 9/26

9:45 am-8:36 pm

2 stops13h 51m

$843

San DiegoSudbury

SAN San Diego - YSB Sudbury

SANYSB

San Diego

Thu 10/15

7:41 pm-7:17 pm

2 stops20h 36m

Sudbury

Mon 10/19

2:25 pm-9:05 am

2 stops21h 40m

$902
Quickest round-trip

San DiegoSudbury

SAN San Diego - YSB Sudbury

SANYSB

San Diego

Tue 9/22

9:45 pm-1:45 pm

2 stops13h 00m

Sudbury

Sat 9/26

9:45 am-8:45 pm

3 stops14h 00m

$907

San DiegoSudbury

SAN San Diego - YSB Sudbury

SANYSB

San Diego

Mon 9/21

7:41 pm-7:27 pm

3 stops20h 46m

Sudbury

Wed 9/23

9:45 am-8:45 pm

3 stops14h 00m

$912

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from San Diego to Sudbury, Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Sudbury, Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Diego to Sudbury, Ontario (SAN to YSB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Sudbury, Ontario

Fastest flight time

13h 00m

Direct flights

None
The fastest flight from San Diego to Sudbury, Ontario takes 13h 00m
There are no direct flights from San Diego to Sudbury, Ontario. There are no popular flight routes from San Diego to Sudbury, Ontario.
Search flight deals

Frequently asked questions about flying from San Diego to Sudbury, Ontario

  • How far is San Diego to Sudbury by plane?

    The straight-line distance from San Diego to Sudbury is 2121.5 mi. By plane, this route typically takes 13h 00m.

  • When did momondo last update prices for flights from San Diego Airport to Sudbury Airport?

    Prices for flights from San Diego Airport to Sudbury Airport are refreshed on a daily basis.

  • How old do you have to be to fly from San Diego Airport to Sudbury Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Diego Airport to Sudbury Airport.

  • What documentation or ID do you need to fly to Sudbury Airport?

    The necessary travel and health documents for your Sudbury Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from San Diego to Sudbury, Ontario

  • How do I get Price Alerts for flights from San Diego to Sudbury, Ontario?

    Confirm your travel details to search for the latest offers for flights from San Diego to Sudbury, Ontario. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from San Diego to Sudbury, Ontario with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Sudbury?

Book flights to Sudbury if you plan to visit one of these locations
Elliot Lake

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Sudbury?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Diego to Sudbury. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Diego to Sudbury with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Sudbury from San Diego with this policy.

How can momondo help me find flights from San Diego to Sudbury?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sudbury from San Diego.

I’m not ready to book a flight from San Diego to Sudbury right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Diego to Sudbury now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sudbury and let you know when they change.

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