Distance From Long Island Mac Arthur Airport to Quebec Jean Lesage International Airport, ISP - YQB Distance

The distance from Long Island Mac Arthur Airport (ISP) to Quebec Jean Lesage International Airport (YQB) is 423 miles or 681 kilometers or 368 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Islip ( United States ) to Quebec ( Canada )?

A one-way nonstop (direct) flight between Islip and Quebec takes around 0 hours 58 minutes.

Estimated flight time from Long Island Mac Arthur Airport, Islip, United States to Quebec Jean Lesage International Airport, Quebec, Canada is 0 hours 58 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • ISP - YQB

Kilometers		681 km
Statute Miles		423 miles
Nautical Miles		368 nm
Avg. Time of Flight		0 hours 58 minutes

Long Island Mac Arthur Airport to Quebec Jean Lesage International Airport Flight Route Map - ISP to YQB Flight Path

Location of Long Island Mac Arthur Airport & Quebec Jean Lesage International Airport is given below.
Click the map to view Islip to Quebec nonstop flight path and travel direction.

Click to see flight route on Google Map between Islip, United States and Quebec, Canada. .

Nonstop flight route between Islip, United States and Quebec, Canada.

Time Difference Between the Airports • ISP - YQB

Time difference between Islip (United States) and Quebec (Canada) is 1 Hours.
Quebec time is 1 Hours ahead of Islip.

Location	Local Time
Islip (United States)	2026-03-09, 23:10:22 EDT
Quebec (Canada)	2026-03-10, 00:10:22 ADT

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Long Island Mac Arthur Airport (ISP / KISP) Islip, United States

Destination

Quebec Jean Lesage International Airport (YQB / CYQB) Quebec, Canada