How long is the flight from Philadelphia to Sudbury, Ontario?

For as low as $1,047, United Airlines can have you in Sudbury, Ontario from Philadelphia in 11h 22m. The distance between Philadelphia and Sudbury, Ontario is about 543 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in Sudbury, Ontario ranges from 2.0 - 4.0 inches per month. September is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Sudbury, Ontario when rainfall is around 2.0 in.

If weather is an important factor for your trip to Sudbury, Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 6.8 F).

What is the cheapest time of day to fly from PHL to YSB?

When flying from Philadelphia to Sudbury, Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Philadelphia-Sudbury, Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Sudbury, Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Sudbury, Ontario flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Philadelphia-Sudbury, Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Sudbury, Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Philadelphia to Sudbury?

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

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

Yes. Cheapflights offers flight deals from Philadelphia 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.

$1,022+ Flights from Philadelphia to Sudbury, ON

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Cheap flight deals from Philadelphia to Sudbury

Cheapest flights from Philadelphia to Sudbury
Explore the most affordable flight options available from Philadelphia to Sudbury. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

Sat 2/288:02 pm

PHL

YSB

2 stops19h 17m

United Airlines

Wed 3/43:55 pm

YSB

PHL

2 stops22h 22m

United Airlines

Deal found 1/25

$1,022

Sat 2/288:02 am

PHL

YSB

2 stops11h 22m

Air Canada

Wed 3/49:45 am

YSB

PHL

1 stop6h 04m

Air Canada

Deal found 1/25

$1,047

Best flights from Philadelphia to Sudbury
Discover carefully curated flight deals from Philadelphia to Sudbury that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 26, 2026.

Sat 2/288:02 pm

PHL

YSB

2 stops19h 17m

United Airlines

Wed 3/43:55 pm

YSB

PHL

2 stops17h 52m

United Airlines

Deal found 1/24

$1,022

Sat 2/288:02 am

PHL

YSB

2 stops11h 22m

Air Canada

Wed 3/49:45 am

YSB

PHL

1 stop6h 04m

Air Canada

Deal found 1/24

$1,047

Last-minute flights from Philadelphia to Sudbury
Discover last-minute flight deals from Philadelphia to Sudbury. Data last updated January 26, 2026 and is based on user searches.

Sat 2/288:02 pm

PHL

YSB

2 stops19h 17m

United Airlines

Wed 3/43:55 pm

YSB

PHL

2 stops22h 22m

United Airlines

Deal found 1/25

$1,022

Sat 2/288:02 am

PHL

YSB

2 stops11h 22m

Air Canada

Wed 3/49:45 am

YSB

PHL

1 stop6h 04m

Air Canada

Deal found 1/25

$1,047

Find flight deals from Philadelphia to Sudbury

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,022 (United Airlines)

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From Philadelphia to Sudbury

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Use the filters below to find and compare flights from Philadelphia to Sudbury that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaSudbury

PHL - YSB

PHLYSB

Philadelphia

Sat 2/28

8:02 pm-3:19 pm

2 stops19h 17m

Sudbury

Wed 3/4

3:55 pm-9:47 am

2 stops17h 52m

$1,022

PhiladelphiaSudbury

PHL - YSB

PHLYSB

Philadelphia

Sat 2/28

8:02 am-7:24 pm

2 stops11h 22m

Sudbury

Wed 3/4

9:45 am-3:49 pm

1 stop6h 04m

$1,047

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Most accurate provider: When it comes to deals on Philadelphia-Sudbury, Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Sudbury, Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Sudbury, Ontario flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Philadelphia-Sudbury, Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Sudbury, Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to Sudbury

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

Related info for your journey

How long is the flight from Philadelphia to Sudbury, Ontario?
For as low as $1,047, United Airlines can have you in Sudbury, Ontario from Philadelphia in 11h 22m. The distance between Philadelphia and Sudbury, Ontario is about 543 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
Can I find deals for flights from Philadelphia to Sudbury that include hotel bookings?
Yes. In addition to deals on Philadelphia to Sudbury flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Philadelphia to Sudbury?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Sudbury.
Can I find deals for business class flights from Philadelphia to Sudbury?
Yes. Cheapflights offers flight deals from Philadelphia 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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Alternative routes for Philadelphia to Sudbury

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$1,022+ Cheap flights from Philadelphia (PHL) 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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Philadelphia to Sudbury with Cheapflights

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Cheap flight deals from Philadelphia to Sudbury

Cheapest flights from Philadelphia to SudburyExplore the most affordable flight options available from Philadelphia to Sudbury. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

Explore the most affordable flight options available from Philadelphia to Sudbury. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

Find flight deals from Philadelphia to Sudbury

Most accurate provider

Most trusted provider

Round-trip from

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Use the filters below to find and compare flights from Philadelphia to Sudbury that are best for you.

Best time to book a flight from Philadelphia to Sudbury

Have a flexible travel schedule? Discover the best time to fly to Sudbury from Philadelphia with our price prediction graph.

Related info for your journey

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

How long is the flight from Philadelphia to Sudbury, Ontario?

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

How can I find direct flights from Philadelphia to Sudbury?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Philadelphia to Sudbury

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Cheapest flights from Philadelphia to Sudbury
Explore the most affordable flight options available from Philadelphia to Sudbury. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.