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Sudbury

$814+ Cheap flights from Knoxville (TYS) 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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — YSB
jul. 23 — jul. 301
mié. 7/23
mié. 7/30
1 adult, Economy
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Cheap flight deals from Knoxville to Sudbury

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Sudbury (YSB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated julio 18, 2025.

Round-trip from

$814
(United Airlines)
From Knoxville McGhee Tyson to Sudbury
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Find flight deals from Knoxville to Sudbury

Cheapest flights from Knoxville to Sudbury
Explore the most affordable flight options available from Knoxville to Sudbury. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 18, 2025.

This United Airlines deal was found by Cheapflights users on 7/16. 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.
sáb. 8/305:35 pmTYS - YSB
2 stops21h 42mUnited Airlines
sáb. 9/63:55 pmYSB - TYS
2 stops21h 30mUnited Airlines
Deal found 7/16$814

Cheapflights Fare Finder

Customize your flight search to find flights from Knoxville 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 julio 18, 2025.
Use the filters below to find and compare flights from Knoxville to Sudbury that are best for you.

Fly from

Knoxville

Fly to

Sudbury

Route

Depart

Return

Price

KnoxvilleSudbury

TYS - YSB

TYSYSB

Knoxville McGhee Tyson

sáb. 8/30

5:35 pm-3:17 pm

2 stops21h 42m

Sudbury

sáb. 9/6

3:55 pm-1:25 pm

2 stops21h 30m

$814

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/16

Best time to book a flight from Knoxville to Sudbury

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

Get insights into the airlines that provide service to Sudbury. 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 Sudbury. Reviews last updated julio 18, 2025.
Read through reviews of airlines operating flights from Knoxville to Sudbury, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,864 reviews

Overall

7.4

Boarding

7.7

Entertainment

7.0

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,864 reviews
United Airlines
7.4
Good
8,864 reviews

Overall

7.4

Boarding

7.7

Entertainment

7.0

Food

6.6

Comfort

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Sudbury. 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 Knoxville to Sudbury that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville 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.

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