The flight distance from Boundary Airport (BYA) in Boundary, United States to Toronto / Lester B. Pearson International Airport (YYZ) in Mississauga, Canada is 4,387 kilometers (2,726 miles / 2,369 nautical miles). The estimated flight time for this route is approximately 6h, flying east at a heading of 91°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

This is an international route connecting United States with Canada. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 08:31 in Boundary, it's 12:31 in Mississauga. The 4-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 2,371 feet between the two airports. Toronto / Lester B. Pearson International Airport sits lower than Boundary Airport.

The return flight from Mississauga (YYZ) to Boundary (BYA) follows a heading of 323° (northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Boundary Airport (BYA) and Toronto / Lester B. Pearson International Airport (YYZ) detail pages, or use our flight duration calculator to compare other routes.