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Flights from Boston to Thunder Bay
There are no direct flights from Boston to Thunder Bay. The fastest way is one stop via Toronto or Ottawa, about 4h 23m door to door (26 connections a week on current schedules).
No direct flights · 2 connection options From 4h 23m
Boston to Thunder Bay at a glance
Fastest journey4h 23mVia Toronto, on current schedules
Nonstop flightsNoneConnect via Toronto or Ottawa
Best ways to fly from Boston to Thunder Bay
Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.
1Search
BOS Toronto (YYZ) YQT
Leg 1: Air Canada, Porter Airlines · Leg 2: Air Canada, Air Canada Rouge, Flair Airlines
Tue06:15 BOS07:52 YYZ1h 08m connection09:00 YYZ10:38 YQTAir Canada + Air Canada Rouge
Connections are computed from flights actually flown over the last 8 weeks, with at least 45 minutes to change on one airline and 2 hours on separate tickets. Times are local. The search shows live itineraries and exact times.
Good to know
- Distance
- 1,566 km972 miles
- Journey time
- 4h 23mon current schedules
- Time difference
- NoneThunder Bay vs Boston
- Currency in Thunder Bay
- CAD
- Airports
- BOS, PSM → YQT
Flights from Boston to Thunder Bay: questions answered
Are there direct flights from Boston to Thunder Bay?
No. There is no nonstop service, so you will connect, most easily in Toronto and Ottawa. Some connections are on one airline or alliance, so your bags and connection are protected on a single ticket.
How long is the flight from Boston to Thunder Bay?
With one connection the journey usually takes around 4h 23m, depending on the layover. The straight-line distance is 1,566 km.
Where do you change planes between Boston and Thunder Bay?
The best connecting points are Toronto (YYZ) and Ottawa (YOW). Air Canada flies both legs via Toronto, so you can book it as one ticket.
Which airports serve Boston and Thunder Bay?
Boston: Boston Logan International Airport (BOS) and Portsmouth International Airport at Pease (PSM). Thunder Bay: Thunder Bay International Airport (YQT).





