HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Thunder Bay

$447+ Cheap flights from Boston (BOS) to Thunder Bay (YQT)

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 12/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YQT
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Thunder Bay with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Boston to Thunder Bay

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Thunder Bay (YQT). 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 October 29, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$447
(FlightHub)
Provider with most accurate pricing for Boston Logan Intl-Thunder Bay flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Thunder Bay flights.
Search Deals
From Boston Logan Intl to Thunder Bay
Search Deals

Find flight deals from Boston to Thunder Bay

Cheapest flights from Boston to Thunder Bay
Explore the most affordable flight options available from Boston to Thunder Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This FlightHub deal was found by Cheapflights users on 10/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/227:00 amBOS - YQT
1 stop6h 42mPorter Airlines
Fri 12/264:15 pmYQT - BOS
1 stop5h 50mPorter Airlines
Deal found 10/27$447
This FlightHub deal was found by Cheapflights users on 10/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/207:00 amBOS - YQT
1 stop8h 32mPorter Airlines
Sun 12/288:00 amYQT - BOS
1 stop4h 40mPorter Airlines
Deal found 10/27$470
This FlightHub deal was found by Cheapflights users on 10/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:00 amBOS - YQT
1 stop6h 42mPorter Airlines
Sat 12/278:00 amYQT - BOS
1 stop6h 55mPorter Airlines
Deal found 10/28$485
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/223:40 pmBOS - YQT
2 stops29h 45mPorter Airlines
Sat 12/278:00 amYQT - BOS
1 stop4h 40mPorter Airlines
Deal found 10/27$541
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/207:00 amBOS - YQT
2 stops14h 24mPorter Airlines
Sat 12/278:00 amYQT - BOS
1 stop4h 40mPorter Airlines
Deal found 10/27$605
This Justfly.com deal was found by Cheapflights users on 10/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/211:25 pmBOS - YQT
1 stop6h 17mPorter Airlines
Fri 12/2611:50 amYQT - BOS
2 stops10h 15mPorter Airlines
Deal found 10/27$614
This Justfly.com deal was found by Cheapflights users on 10/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/207:00 amBOS - YQT
1 stop8h 32mPorter Airlines
Fri 12/2611:50 amYQT - BOS
2 stops10h 15mPorter Airlines
Deal found 10/27$638
This Justfly.com deal was found by Cheapflights users on 10/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/221:25 pmBOS - YQT
2 stops7h 59mPorter Airlines
Sun 12/2810:40 amYQT - BOS
1 stop4h 15mPorter Airlines
Deal found 10/27$660
This Justfly.com deal was found by Cheapflights users on 10/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/211:25 pmBOS - YQT
2 stops7h 59mPorter Airlines
Sun 12/2810:40 amYQT - BOS
1 stop4h 15mPorter Airlines
Deal found 10/27$750
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Sat 12/205:20 amBOS - YQT
2 stops17h 45mUnited Airlines
Fri 12/2611:15 amYQT - BOS
2 stops11h 33mUnited Airlines
Deal found 10/27$855

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Thunder Bay 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 October 29, 2025.
Use the filters below to find and compare flights from Boston to Thunder Bay that are best for you.

Fly from

Boston

Fly to

Thunder Bay

Route

Depart

Return

Price

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Mon 12/22

1:25 pm-7:42 pm

1 stop6h 17m

Thunder Bay

Sun 12/28

8:00 am-12:40 pm

1 stop4h 40m

$447

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Mon 12/22

1:25 pm-7:42 pm

1 stop6h 17m

Thunder Bay

Sat 12/27

4:15 pm-10:05 pm

1 stop5h 50m

$447

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Sun 12/21

1:25 pm-7:42 pm

1 stop6h 17m

Thunder Bay

Fri 12/26

4:15 pm-10:05 pm

1 stop5h 50m

$447

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Sun 12/21

1:25 pm-7:42 pm

1 stop6h 17m

Thunder Bay

Sun 12/28

10:40 am-2:55 pm

1 stop4h 15m

$447

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Sat 12/20

7:00 am-3:32 pm

1 stop8h 32m

Thunder Bay

Sun 12/28

8:00 am-12:40 pm

1 stop4h 40m

$470

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Sat 12/20

7:00 am-3:32 pm

1 stop8h 32m

Thunder Bay

Fri 12/26

4:15 pm-10:05 pm

1 stop5h 50m

$470

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Sun 12/21

7:00 am-1:42 pm

1 stop6h 42m

Thunder Bay

Sat 12/27

8:00 am-2:55 pm

1 stop6h 55m

$485

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Tue 4/7

10:20 am-3:32 pm

1 stop5h 12m

Thunder Bay

Wed 4/8

4:15 pm-10:05 pm

1 stop5h 50m

$578

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Tue 4/7

10:45 am-10:59 pm

1 stop12h 14m

Thunder Bay

Wed 4/8

5:00 am-2:52 pm

2 stops9h 52m

$608

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

  • Most accurate provider: When it comes to deals on Boston-Thunder Bay flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Boston-Thunder Bay flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from Boston-Thunder Bay flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Thunder Bay flights, Cheapflights users trust Expedia the most. Expedia 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 Boston-Thunder Bay 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 Boston to Thunder Bay

Have a flexible travel schedule? Discover the best time to fly to Thunder Bay from Boston 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 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 October 29, 2025.
Read reviews from past customers who have flown Porter Airlines from Boston to Thunder Bay. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
384 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.0

Crew

8.6

Food

7.6

Comfort

8.0

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

Overall

8.0

Boarding

8.2

Entertainment

7.0

Crew

8.6

Food

7.6

Comfort

8.0

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.

Related info for your journey

Find useful and relevant information for your journey from Boston to Thunder Bay. 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 Boston to Thunder Bay?

    Porter Airlines can get you from Boston to Thunder Bay in just under 6h 17m. Your travel time can differ by up to . The distance between Boston and Thunder Bay is about 977 mi.

  • What is the cheapest airline to fly from Boston to Thunder Bay round-trip?

    Flying on Porter Airlines is currently your cheapest option to Thunder Bay, with prices starting at $385.

  • Can I find deals for flights from Boston to Thunder Bay that include hotel bookings?

    Yes. In addition to deals on Boston to Thunder Bay flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Thunder Bay?

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

  • Can I find deals for business class flights from Boston to Thunder Bay?

    Yes. Cheapflights offers flight deals from Boston to Thunder Bay 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

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.

Top airline flying from Boston to Thunder Bay

Discover the top airline that operate flights from Boston to Thunder Bay. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$385Average$515FlexibilityNo cancel feeOn-time52%

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.