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Cheap flights from Boston to Thunder Bay from C$ 389

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YQT
13 Apr — 20 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Boston to Thunder Bay

Enter your travel dates to find the best prices.

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 14 March 2026.

Wed 29/410:20 a.m.
BOS
-
YQT
1 stop5h 12m
Porter Airlines
Sun 3/56:00 a.m.
YQT
-
BOS
1 stop4h 31m
Porter Airlines
Deal found 9/3C$ 732
Tue 1/911:15 a.m.
BOS
-
YQT
1 stop5h 45m
Porter Airlines
Thu 10/96:00 a.m.
YQT
-
BOS
1 stop4h 31m
Porter Airlines
Deal found 12/3C$ 743
Tue 28/41:25 p.m.
BOS
-
YQT
1 stop6h 17m
Porter Airlines
Tue 5/56:00 a.m.
YQT
-
BOS
1 stop4h 31m
Porter Airlines
Deal found 14/3C$ 777
Wed 29/45:30 a.m.
BOS
-
YQT
2 stops17h 30m
Air Canada
Sun 3/55:05 a.m.
YQT
-
BOS
1 stop6h 41m
Air Canada
Deal found 9/3C$ 787

Find 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 14 March 2026.

Round-trip from

C$ 732

One-way from

C$ 389
Porter Airlines
  • Porter Airlines
  • 29/4-3/5
  • 2 total stops
  • 9h 43m total
  • Boston to Thunder Bay
Search Deals
Porter Airlines
  • Porter Airlines
  • 1/9
  • 1 total stop
  • 5h 45m total
  • Boston to Thunder Bay
Search Deals

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 629,999 searches. Data last updated 14 March 2026.
Use the filters below to find and compare flights from Boston to Thunder Bay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Wed 29/4

10:20 a.m.-3:32 p.m.

1 stop5h 12m

Thunder Bay

Sun 3/5

6:00 a.m.-10:31 a.m.

1 stop4h 31m

C$ 732

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Tue 1/9

11:15 a.m.-5:00 p.m.

1 stop5h 45m

Thunder Bay

Thu 10/9

6:00 a.m.-10:31 a.m.

1 stop4h 31m

C$ 743

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Tue 28/4

1:25 p.m.-7:42 p.m.

1 stop6h 17m

Thunder Bay

Tue 5/5

6:00 a.m.-10:31 a.m.

1 stop4h 31m

C$ 777

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Thu 25/6

5:10 a.m.-10:54 a.m.

1 stop5h 44m

Thunder Bay

Thu 25/6

6:25 p.m.-9:53 a.m.

1 stop15h 28m

C$ 863

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Tue 1/9

5:45 a.m.-5:24 p.m.

2 stops11h 39m

Thunder Bay

Thu 10/9

11:45 a.m.-9:27 p.m.

2 stops9h 42m

C$ 868

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Thu 25/6

7:10 a.m.-12:40 p.m.

1 stop5h 30m

Thunder Bay

Thu 25/6

7:50 p.m.-9:05 a.m.

2 stops13h 15m

C$ 932
Cheapest one-way
Quickest one-way

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Tue 1/9

11:15 a.m.-5:00 p.m.

1 stop5h 45m

C$ 389

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Tue 1/9

6:00 a.m.-10:25 a.m.

3 stops28h 25m

C$ 467

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Sorted by cheapest first

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.

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?

    For as low as C$ 732, Porter Airlines can have you in Thunder Bay from Boston in 5h 12m. The distance between Boston and Thunder Bay is about 1572 km.

  • 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

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Boston to Thunder Bay.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Boston to Thunder Bay, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Thunder Bay from Boston today and book when prices fit your budget.

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