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Cheap flights from Boston to Thunder Bay from C$ 625

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 22/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YQT
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

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 28 October 2025.

Round-trip from

C$ 625
Porter Airlines
  • Porter Airlines
  • 22/12-27/12
  • 2 total stops
  • 12h 07m total
  • Boston to Thunder Bay
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Find 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 28 October 2025.

Mon 22/121:25 p.m.BOS - YQT
1 stop6h 17mPorter Airlines
Sun 28/128:00 a.m.YQT - BOS
1 stop4h 40mPorter Airlines
Deal found 27/10C$ 625
Sat 20/127:00 a.m.BOS - YQT
1 stop8h 32mPorter Airlines
Fri 26/124:15 p.m.YQT - BOS
1 stop5h 50mPorter Airlines
Deal found 27/10C$ 657
Sun 21/127:00 a.m.BOS - YQT
1 stop6h 42mPorter Airlines
Sat 27/128:00 a.m.YQT - BOS
1 stop6h 55mPorter Airlines
Deal found 28/10C$ 678
Mon 22/123:40 p.m.BOS - YQT
2 stops29h 45mPorter Airlines
Sat 27/128:00 a.m.YQT - BOS
1 stop4h 40mPorter Airlines
Deal found 27/10C$ 757
Sat 20/127:00 a.m.BOS - YQT
2 stops14h 24mPorter Airlines
Sat 27/128:00 a.m.YQT - BOS
1 stop4h 40mPorter Airlines
Deal found 27/10C$ 846
Sun 21/121:25 p.m.BOS - YQT
1 stop6h 17mPorter Airlines
Fri 26/1211:50 a.m.YQT - BOS
2 stops10h 15mPorter Airlines
Deal found 27/10C$ 859
Sat 20/121:25 p.m.BOS - YQT
2 stops7h 59mPorter Airlines
Sun 28/128:00 a.m.YQT - BOS
1 stop4h 40mPorter Airlines
Deal found 27/10C$ 1,028
Sun 21/121:25 p.m.BOS - YQT
2 stops7h 59mPorter Airlines
Sun 28/1210:40 a.m.YQT - BOS
1 stop4h 15mPorter Airlines
Deal found 27/10C$ 1,049
Mon 22/121:25 p.m.BOS - YQT
2 stops7h 59mPorter Airlines
Fri 26/1211:50 a.m.YQT - BOS
2 stops10h 15mPorter Airlines
Deal found 27/10C$ 1,157
Sat 20/125:20 a.m.BOS - YQT
2 stops17h 45mUnited Airlines
Fri 26/1211:15 a.m.YQT - BOS
2 stops11h 33mUnited Airlines
Deal found 27/10C$ 1,196

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 28 October 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 22/12

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

1 stop6h 17m

Thunder Bay

Sun 28/12

8:00 a.m.-12:40 p.m.

1 stop4h 40m

C$ 625

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Mon 22/12

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

1 stop6h 17m

Thunder Bay

Sat 27/12

4:15 p.m.-10:05 p.m.

1 stop5h 50m

C$ 625

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Sun 21/12

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

1 stop6h 17m

Thunder Bay

Fri 26/12

4:15 p.m.-10:05 p.m.

1 stop5h 50m

C$ 625

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Sun 21/12

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

1 stop6h 17m

Thunder Bay

Sun 28/12

10:40 a.m.-2:55 p.m.

1 stop4h 15m

C$ 625

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Sat 20/12

7:00 a.m.-3:32 p.m.

1 stop8h 32m

Thunder Bay

Sun 28/12

8:00 a.m.-12:40 p.m.

1 stop4h 40m

C$ 657

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Sat 20/12

7:00 a.m.-3:32 p.m.

1 stop8h 32m

Thunder Bay

Fri 26/12

4:15 p.m.-10:05 p.m.

1 stop5h 50m

C$ 657

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Sun 21/12

7:00 a.m.-1:42 p.m.

1 stop6h 42m

Thunder Bay

Sat 27/12

8:00 a.m.-2:55 p.m.

1 stop6h 55m

C$ 678

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Tue 7/4

7:05 a.m.-1:42 p.m.

1 stop6h 37m

Thunder Bay

Wed 8/4

8:00 a.m.-12:40 p.m.

1 stop4h 40m

C$ 808

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Tue 7/4

10:45 a.m.-10:59 p.m.

1 stop12h 14m

Thunder Bay

Wed 8/4

5:00 a.m.-2:52 p.m.

2 stops9h 52m

C$ 850

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/10

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$ 625, Porter Airlines can have you in Thunder Bay from Boston in 6h 17m. 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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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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