$175 Cheap Flights from Thunder Bay (YQT) to Sudbury (YSB)

View $175 flight on Wed, Jul 30, 2025Opens in a new window

Popular airlines from Thunder Bay, ON (YQT-Thunder Bay Intl.) to Sudbury, ON (YSB-Greater Sudbury)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Thunder Bay to Sudbury (YQT-YSB)

Prices were available within the past 7 days and start at $175 for one-way flights and $445 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Porter Airlines
Mon, Jul 21 - Thu, Jul 31
YQT
Thunder Bay
YSB
Sudbury
$445 Roundtrip, found 5 days ago
$445
Roundtrip
found 5 days ago
Select Porter Airlines flight, departing Mon, Jul 21 from Thunder Bay to Sudbury, returning Thu, Jul 31, priced at $445 found 5 days ago
Porter Airlines
Mon, Jul 21 - Thu, Jul 31
YQT
Thunder Bay
YSB
Sudbury
$468 Roundtrip, found 5 days ago
$468
Roundtrip
found 5 days ago
Select Porter Airlines flight, departing Mon, Jul 21 from Thunder Bay to Sudbury, returning Thu, Jul 31, priced at $468 found 5 days ago
Porter Airlines
Sat, Aug 16 - Sat, Aug 23
YQT
Thunder Bay
YSB
Sudbury
$490 Roundtrip, found 18 hours ago
$490
Roundtrip
found 18 hours ago
Select Porter Airlines flight, departing Sat, Aug 16 from Thunder Bay to Sudbury, returning Sat, Aug 23, priced at $490 found 18 hours ago
Porter Airlines
Mon, Aug 11 - Fri, Aug 22
YQT
Thunder Bay
YSB
Sudbury
$509 Roundtrip, found 4 days ago
$509
Roundtrip
found 4 days ago
Select Porter Airlines flight, departing Mon, Aug 11 from Thunder Bay to Sudbury, returning Fri, Aug 22, priced at $509 found 4 days ago
Porter Airlines
Mon, Aug 11 - Fri, Aug 22
YQT
Thunder Bay
YSB
Sudbury
$532 Roundtrip, found 4 days ago
$532
Roundtrip
found 4 days ago
Select Porter Airlines flight, departing Mon, Aug 11 from Thunder Bay to Sudbury, returning Fri, Aug 22, priced at $532 found 4 days ago
Porter Airlines
Sat, Aug 16 - Sat, Aug 23
YQT
Thunder Bay
YSB
Sudbury
$552 Roundtrip, found 18 hours ago
$552
Roundtrip
found 18 hours ago
Select Porter Airlines flight, departing Sat, Aug 16 from Thunder Bay to Sudbury, returning Sat, Aug 23, priced at $552 found 18 hours ago
Porter Airlines
Sat, Aug 16 - Sat, Aug 23
YQT
Thunder Bay
YSB
Sudbury
$648 Roundtrip, found 18 hours ago
$648
Roundtrip
found 18 hours ago
Select Porter Airlines flight, departing Sat, Aug 16 from Thunder Bay to Sudbury, returning Sat, Aug 23, priced at $648 found 18 hours ago
Porter Airlines
Mon, Aug 11 - Fri, Aug 22
YQT
Thunder Bay
YSB
Sudbury
$666 Roundtrip, found 4 days ago
$666
Roundtrip
found 4 days ago
Select Porter Airlines flight, departing Mon, Aug 11 from Thunder Bay to Sudbury, returning Fri, Aug 22, priced at $666 found 4 days ago
Porter Airlines
Mon, Aug 11 - Fri, Aug 22
YQT
Thunder Bay
YSB
Sudbury
$690 Roundtrip, found 4 days ago
$690
Roundtrip
found 4 days ago
Select Porter Airlines flight, departing Mon, Aug 11 from Thunder Bay to Sudbury, returning Fri, Aug 22, priced at $690 found 4 days ago
Flights from Thunder Bay (YQT) to Sudbury (YSB)
Origin airport
Thunder Bay Intl.
Destination airport
Greater Sudbury
Airlines serving
Porter Airlines
Roundtrip price
$444
Distance
415 mi
Average flight time
2 hours 8 mins

Thunder Bay to Sudbury Flights

The cheapest times to fly from Thunder Bay to Sudbury

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Thunder Bay to Sudbury are during the month of July. You can find some of the cheapest flights from Thunder Bay to Sudbury with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Thunder Bay to Sudbury

Sunday is one of the best days to book for cheap flights from Thunder Bay to Sudbury: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Thunder Bay to Sudbury

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Thunder Bay to Sudbury in 2025. You can also book with separate airlines for your outbound and return journeys, from $175 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Thunder Bay to Sudbury flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Thunder Bay to Sudbury airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Thunder Bay Intl. Airport (YQT) to Greater Sudbury Airport (YSB) cost?
Discover the latest flight deals from YQT to YSB by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from YQT to YSB?
The cheapest flights from YQT to YSB are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Thunder Bay Intl. Airport (YQT) to Greater Sudbury Airport (YSB)?
You can fly nonstop from Thunder Bay Intl. Airport (YQT) to Greater Sudbury Airport (YSB) on a Bearskin Airlines flight.
What is the cheapest airline that flies from YQT to YSB?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from YQT to YSB. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Thunder Bay Intl. Airport (YQT) to Greater Sudbury Airport (YSB)?
On average, Thunder Bay Intl. Airport (YQT) has 2 nonstop flights to Greater Sudbury Airport (YSB) every week. If you're looking for more choice, use Expedia's filter tool to look for flights with layovers. Fit in a quick visit to another destination or simply break up your travels.
What are the most popular departure times for flights from Thunder Bay Intl. Airport (YQT) to Greater Sudbury Airport (YSB)?
More passengers fly between YQT and YSB at 11 AM than at any other time of day. Rather go when it's quieter? Try choosing a quieter departure window and you're likely to save on your fare as well.
What day of the week has the most flights from YQT to YSB?
If you depart on a Thursday, you'll get the biggest range of choices for flights from Thunder Bay Intl. Airport (YQT) to Greater Sudbury Airport (YSB).
What is the earliest flight from Thunder Bay Intl. Airport (YQT) to Greater Sudbury Airport (YSB)?
The first flight of the day departing from Thunder Bay Intl. Airport (YQT) is at around 11:00AM UTC-5. Board this flight and you'll touch down at Greater Sudbury Airport (YSB) at approximately 12:45PM UTC-5. The total time in the air is 1h 45m.
How long does it take to fly from Thunder Bay Intl. Airport (YQT) to Greater Sudbury Airport (YSB)?
It usually takes 1 hour and 45 minutes to travel the 420 mi from YQT to YSB.
What is the best time to fly from Thunder Bay Intl. Airport (YQT) to Greater Sudbury Airport (YSB)?
To land at Greater Sudbury Airport (YSB) without delays, pick a flight that takes off from Thunder Bay Intl. Airport (YQT) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Sudbury from Thunder Bay Intl. Airport (YQT)?
Greater Sudbury Airport (YSB) is the only airport in Sudbury with direct flights from Thunder Bay Intl. Airport (YQT). Consider your options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Thunder Bay Intl. Airport (YQT) to Greater Sudbury Airport (YSB) last-minute?
Last-minute fares from YQT to YSB are usually more expensive. To lock in the cheapest rates, start looking for flights as early as possible. That being said, if your travel plans are flexible, it's possible to find a cheap fare right before your journey.
Is it cheaper to book a YQT to YSB flight and hotel package?
Securing a YQT to YSB flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Choose from our impressive range of stays and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Thunder Bay Intl. Airport (YQT) to Greater Sudbury Airport (YSB)?
If you booked your YQT to YSB flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

Explore a world of travel with Expedia

*Available to One Key members.