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CCU to GRM: distance & flight time
Kolkata (Netaji Subhash Chandra Bose International Airport) → Grand Marais (Grand Marais Cook County Airport)
7,566 mi
12,176 km · 6,574 nm
15h 18m
estimated nonstop flight time
-10.5h
time difference · heading north
See live CCU→GRM fares Phone-only fares on this route — call free
Flight time details
7,566 miles nonstop takes roughly 15h 18m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.5-hour time set-back when reading arrival times on your ticket.
The two airports
- CCU — Netaji Subhash Chandra Bose International Airport · Kolkata, India
- GRM — Grand Marais Cook County Airport · Grand Marais, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near CCU
- JSR · Jessore Airport58 mi away
- RDP · Kazi Nazrul Islam Airport102 mi away
- IRD · Ishurdi Airport110 mi away
- BZL · Barisal Airport119 mi away
Near GRM
- YQT · Thunder Bay Airport61 mi away
- LYU · Ely Municipal Airport67 mi away
- YIB · Atikokan Municipal Airport87 mi away
- CMX · Houghton County Memorial Airport100 mi away
Frequently asked questions
How far is CCU from GRM?
The flight distance from Kolkata (CCU) to Grand Marais (GRM) is 7,566 miles (12,176 km, 6,574 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CCU to GRM?
A nonstop flight takes about 15h 18m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Kolkata and Grand Marais?
Grand Marais is 10.5 hours behind Kolkata.
What is the cheapest way to fly from CCU to GRM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CCU–GRM that never appear on search engines, with no booking fees.