Cheap flights from North America to Thunder Bay from C$ 172

If you don’t want to visit Thunder Bay in October, then you should wait until May to fly from North America, when ticket prices are also cheap, with an average price of C$ 373.

Our data shows that Saturday is the least expensive day to fly to Thunder Bay. Tickets to fly out on this day can be as low as C$ 340. The most expensive day to fly to Thunder Bay is Monday, with ticket prices averaging around C$ 515.

Flying to Thunder Bay from North America in the morning is the least expensive time of day to depart. momondo users have found prices as low as C$ 335 when looking at flights departing in the morning. Flights at noon are often more expensive with an average ticket price of C$ 482.

Fly from Toronto Pearson Intl to Thunder Bay for the best North America - Thunder Bay flight prices

You are more likely to see cheaper flights to Thunder Bay from North America when booking weeks ahead of your departure date. In general, you can expect to find flights to Thunder Bay for around C$ 382 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Thunder Bay from North America for as low as C$ 203 on momondo.

There are 4 cabin classes available to choose from on North America to Thunder Bay flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Porter Airlines, Air Transat, and WestJet are the most popular carriers operating from North America to Thunder Bay

Air Canada, Flair Airlines and Porter Airlines are the top three most popular airlines that fly to Thunder Bay from North America according to our data. Air Canada is the first choice among our users, with 43% of people opting to fly with this airline when travelling to Thunder Bay. Keep in mind that there are 3 different airlines that fly to Thunder Bay on a routine basis, so you have a few additional options to choose from.

Historically, on average around 28% of flights between North America and Thunder Bay have experienced a delay on any given week. The average delay length over the past 12 months has been 111 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Porter Airlines has had the least delays on this route over the last 12 months, with about 25% of their flights experiencing any sort of delay.

The number of flights available between North America and Thunder Bay is 15 per day as of October 2026. The most frequent departure time is 3:00p.m., with 50% of daily flights leaving in the evening.

As of October 2026, 109 flights take off from North America and land in Thunder Bay each week. The most common flight departure day for this route is Mon, with 24% of weekly flights taking off on this day.