Find flights
Deals
Airlines
Travel Guide

C$ 142+ Cheap flights to Thunder Bay

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
— YQT
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Flights to Thunder Bay in 2025

Find the latest flights to Thunder Bay in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 30 October 2025.

Round-trip from

C$ 239

One-way from

C$ 151

Popular in

December

Cheapest in

February

Average price

C$ 388

Good round-trip deal

C$ 194 or less

Good one-way deal

C$ 144 or less
Porter Airlines
  • Porter Airlines
  • 14/1-21/1
  • 3 total stops
  • 15h 07m total
  • Toronto to Thunder Bay
Search Deals
Porter Airlines
  • Porter Airlines
  • 24/11
  • 1 total stop
  • 7h 19m total
  • Toronto to Thunder Bay
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Toronto to Thunder Bay.
Search Deals
Price to beat on a one-way flight from Toronto to Thunder Bay.
Search Deals

Find flight deals to Thunder Bay

Enter your travel dates to find the best prices.

Cheapest flights to Thunder Bay
Explore the most affordable flight options available to Thunder Bay. Find the lowest fares based on data from user searches, with prices last updated on 30 October 2025.

Tue 9/124:30 p.m.YTZ - YQT
1 stop4h 54mPorter Airlines
Wed 14/111:50 a.m.YQT - YTZ
1 stop4h 23mPorter Airlines
Deal found 29/10C$ 254
Wed 17/124:30 p.m.YTZ - YQT
1 stop4h 54mPorter Airlines
Wed 7/111:50 a.m.YQT - YTZ
1 stop4h 23mPorter Airlines
Deal found 29/10C$ 257
Wed 19/114:30 p.m.YTZ - YQT
1 stop4h 54mPorter Airlines
Tue 25/1111:50 a.m.YQT - YTZ
1 stop4h 08mPorter Airlines
Deal found 28/10C$ 260
Tue 18/114:30 p.m.YTZ - YQT
1 stop4h 54mPorter Airlines
Thu 20/1111:50 a.m.YQT - YTZ
1 stop4h 08mPorter Airlines
Deal found 28/10C$ 261
Thu 20/117:00 a.m.YTZ - YQT
1 stop4h 09mPorter Airlines
Sun 23/116:00 a.m.YQT - YTZ
1 stop7h 18mPorter Airlines
Deal found 27/10C$ 263
Tue 9/124:30 p.m.YTZ - YQT
1 stop4h 54mPorter Airlines
Tue 13/14:15 p.m.YQT - YTZ
Nonstop2h 00mPorter Airlines
Deal found 29/10C$ 264
Wed 26/117:00 a.m.YTZ - YQT
1 stop4h 09mPorter Airlines
Wed 3/126:00 a.m.YQT - YTZ
1 stop6h 48mPorter Airlines
Deal found 29/10C$ 267
Thu 20/113:40 p.m.YYZ - YQT
1 stop5h 44mPorter Airlines
Sun 23/116:00 a.m.YQT - YYZ
1 stop5h 13mPorter Airlines
Deal found 27/10C$ 271
Mon 24/117:45 a.m.YTZ - YQT
Nonstop2h 12mPorter Airlines
Mon 1/126:00 a.m.YQT - YTZ
1 stop7h 18mPorter Airlines
Deal found 28/10C$ 274
Wed 26/113:40 p.m.YYZ - YQT
1 stop5h 44mPorter Airlines
Wed 3/126:00 a.m.YQT - YYZ
1 stop5h 18mPorter Airlines
Deal found 29/10C$ 279
Sat 6/123:40 p.m.YYZ - YQT
1 stop5h 44mPorter Airlines
Sat 13/126:00 a.m.YQT - YYZ
1 stop5h 18mPorter Airlines
Deal found 30/10C$ 282
Mon 24/113:40 p.m.YYZ - YQT
1 stop5h 44mPorter Airlines
Sat 29/119:30 a.m.YQT - YYZ
Nonstop1h 45mPorter Airlines
Deal found 27/10C$ 288

Cheapflights Fare Finder

 
Locate flights to Thunder Bay that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 30 October 2025.
Use the filters below to find and compare flights to Thunder Bay that are best for you.

Fly from

Toronto

Route

Depart

Return

Price

TorontoThunder Bay

YTZ - YQT

YTZYQT

Toronto Island

Thu 20/11

7:00 a.m.-11:09 a.m.

1 stop4h 09m

Thunder Bay

Sun 23/11

11:50 a.m.-3:58 p.m.

1 stop4h 08m

C$ 254

TorontoThunder Bay

YTZ - YQT

YTZYQT

Toronto Island

Wed 10/12

7:00 a.m.-11:09 a.m.

1 stop4h 09m

Thunder Bay

Wed 17/12

6:00 a.m.-12:48 p.m.

1 stop6h 48m

C$ 267

TorontoThunder Bay

YTZ - YQT

YTZYQT

Toronto Island

Tue 18/11

5:30 p.m.-7:42 p.m.

Nonstop2h 12m

Thunder Bay

Thu 20/11

11:50 a.m.-3:58 p.m.

1 stop4h 08m

C$ 272

TorontoThunder Bay

YYZ - YQT

YYZYQT

Toronto Pearson Intl

Thu 20/11

3:40 p.m.-9:24 p.m.

1 stop5h 44m

Thunder Bay

Sun 23/11

6:00 a.m.-11:13 a.m.

1 stop5h 13m

C$ 272

TorontoThunder Bay

YTZ - YQT

YTZYQT

Toronto Island

Sun 23/11

2:05 p.m.-9:24 p.m.

1 stop7h 19m

Thunder Bay

Sun 30/11

8:00 a.m.-10:00 a.m.

Nonstop2h 00m

C$ 274

TorontoThunder Bay

YTZ - YQT

YTZYQT

Toronto Island

Mon 15/12

7:45 a.m.-9:57 a.m.

Nonstop2h 12m

Thunder Bay

Wed 7/1

11:50 a.m.-4:13 p.m.

1 stop4h 23m

C$ 275

TorontoThunder Bay

YTZ - YQT

YTZYQT

Toronto Island

Thu 11/12

7:00 a.m.-11:09 a.m.

1 stop4h 09m

Thunder Bay

Thu 18/12

6:00 a.m.-1:18 p.m.

1 stop7h 18m

C$ 281

TorontoThunder Bay

YTZ - YQT

YTZYQT

Toronto Island

Fri 12/12

7:00 a.m.-11:09 a.m.

1 stop4h 09m

Thunder Bay

Sun 14/12

6:00 a.m.-1:18 p.m.

1 stop7h 18m

C$ 281

TorontoThunder Bay

YYZ - YQT

YYZYQT

Toronto Pearson Intl

Wed 26/11

3:40 p.m.-9:24 p.m.

1 stop5h 44m

Thunder Bay

Wed 3/12

6:00 a.m.-11:18 a.m.

1 stop5h 18m

C$ 281

TorontoThunder Bay

YYZ - YQT

YYZYQT

Toronto Pearson Intl

Tue 18/11

7:30 p.m.-9:25 p.m.

Nonstop1h 55m

Thunder Bay

Thu 20/11

6:00 a.m.-11:13 a.m.

1 stop5h 13m

C$ 282

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/10

Showing 1-10 of 53 results
1
2
3
...
6

Best time to book a flight to Thunder Bay

Have a flexible travel schedule? Discover the best time to fly to Thunder Bay 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.

Cheapflights Insights

Everything you need to know about your flight to Thunder Bay

When is the best time to book a flight to Thunder Bay?

Use this chart to determine the optimal time to book a round-trip flight from Toronto to Thunder Bay. Price data was last updated on 24 October 2025.

To ensure you get the cheapest price possible for a flight to Thunder Bay, you should look to book at least 90 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

How long is the flight to Thunder Bay?

On average, a flight from Toronto to Thunder Bay takes 6 hours 8 minutes. Flights to Thunder Bay from other popular cities in Canada will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Thunder Bay?

Use this chart to determine the cheapest time to fly round-trip from Toronto to Thunder Bay. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Thunder Bay should consider flying on Wednesday mornings, when prices are typically cheapest. Budget-minded travellers will want to avoid Monday evenings, when prices are usually at their highest.

What are the most popular airlines that fly to Thunder Bay?

The most popular airlines flying from Toronto to Thunder Bay are Porter Airlines, Air Canada and Flair Airlines.

Porter Airlines
Porter Airlines
From C$ 216
Air Canada
Air Canada
From C$ 231
WestJet
WestJet
From C$ 209
Flair Airlines
Flair Airlines
From C$ 102

What are the cheapest airlines that fly to Thunder Bay?

The cheapest airlines flying from Toronto to Thunder Bay are Flair Airlines, Porter Airlines and Air Canada.

Rainfall in Thunder Bay by month

Plan your trip to Thunder Bay by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Thunder Bay ranges from 10.0 - 90.0 mm per month. July is typically the wettest month, when rainfall can reach 90.0 mm. February is typically the driest time to visit Thunder Bay when rainfall is around 10.0 mm.

Temperature in Thunder Bay by month

Plan your trip to Thunder Bay by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Thunder Bay, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -14.0 C).

Reviews of airlines servicing Thunder Bay

Get insights into the airlines that provide service to Thunder Bay. 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 Thunder Bay. Reviews last updated 30 October 2025.
Read reviews from past customers who have flown Porter Airlines,Air Transat, andAir Canada to Canada. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Boarding

8.2

Food

7.6

Overall

8.0

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
8.0
Very good
384 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Boarding

8.2

Food

7.6

Overall

8.0

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Transat
7.8
Good
469 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Boarding

8.2

Food

7.6

Overall

8.0

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,381 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Boarding

8.2

Food

7.6

Overall

8.0

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Flair Airlines
6.0
Okay
252 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Boarding

8.2

Food

7.6

Overall

8.0

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

FAQs about flying to Thunder Bay

Thunder Bay climate

With the climate impacted by lake winds and weather, the summers here are pleasantly warm and the winters can be severely cold and snowy.

Getting around Thunder Bay

The city is a bit sprawling, so renting a car is probably the best bet, particularly if you’re planning on heading out of town to camp.

  • When is the best time to fly to Thunder Bay?

    June through August is the best time to capitalize on the warm weather.

  • What is good to know if travelling to Thunder Bay?

    Until 1970, Thunder Bay was actually the two separate towns of Port Arthur and Fort William.

  • What airport do you fly into for flights to Thunder Bay?

    Travellers will need to book flights to Thunder Bay (YQT) if they wish to fly to Thunder Bay. The Thunder Bay airport is 5.6 km from the city centre. On average, Thunder Bay has 6 flights from Toronto per day from 4 airlines.

  • Can I find cheaper flights to Thunder Bay if I am willing to have layovers?

    Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Thunder Bay on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Thunder Bay?

    Based on reviews from Cheapflights users, Flair Airlines is rated the highest out of the airlines that fly to Thunder Bay.

  • What is the cheapest airport to fly to in Thunder Bay?

    Thunder Bay is currently the cheapest airport to fly to in Thunder Bay. One-way flights to Thunder Bay typically cost C$ 83, while round-trip flights cost around C$ 136.

  • How much is a round-trip flight to Thunder Bay?

    A round-trip flight to Thunder Bay will typically cost around C$ 296, however they can be found for as little as C$ 136.

  • Where does the fastest flight to Thunder Bay depart from?

    For those looking to save time traveling to Thunder Bay, Sault Ste Marie offers the quickest one-way flight (1 hour 15 minutes).

  • Does Thunder Bay have rental cars?

    Yes. Those touching down at Thunder Bay can take advantage of the rental car services offered upon their arrival.

  • Are there hotels close to Thunder Bay?

    Yes. Thunder Bay has hotels nearby for those requiring accommodations. Valhalla Hotel & Conference Centre is the closest property to Thunder Bay (0.0 km away from Thunder Bay).

See more FAQs

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.

Find the best flight deals to Thunder Bay

Some of the lowest fares we’ve come across for flights to Thunder Bay.
Flights from Pearson Intl to Thunder Bay
Flights from Winnipeg to Thunder Bay
Flights from Toronto Island to Thunder Bay
Flights from Ottawa to Thunder Bay

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Thunder Bay?

Cheapflights makes it easy to find Thunder Bay flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets to Thunder Bay?

Cheapflights simply makes it quick and affordable to book flights to Thunder Bay by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights to Thunder Bay with no change fees?

Yes! Cheapflights helps users easily find flights to Thunder Bay with no change fees.

Can Cheapflights notify me if prices for flights to Thunder Bay become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Thunder Bay today and book when you’re ready!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.