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COH to GRF: distance & flight time
Cooch-behar (Cooch Behar Airport) → Fort Lewis (Gray Army Air Field)
6,985 mi
11,242 km · 6,070 nm
14h 10m
estimated nonstop flight time
-12.5h
time difference · heading north
See live COH→GRF fares Phone-only fares on this route — call free
Flight time details
6,985 miles nonstop takes roughly 14h 10m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12.5-hour time set-back when reading arrival times on your ticket.
The two airports
- COH — Cooch Behar Airport · Cooch-behar, India
- GRF — Gray Army Air Field · Fort Lewis, 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 COH
- SPD · Saidpur Airport53 mi away
- GLU · Gelephu Airport73 mi away
- IXB · Bagdogra Airport74 mi away
- PBH · Paro Airport74 mi away
Near GRF
- SEA · Seattle Tacoma International Airport29 mi away
- TCM · McChord Air Force Base6 mi away
- TIW · Tacoma Narrows Airport13 mi away
- OLM · Olympia Regional Airport17 mi away
Frequently asked questions
How far is COH from GRF?
The flight distance from Cooch-behar (COH) to Fort Lewis (GRF) is 6,985 miles (11,242 km, 6,070 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from COH to GRF?
A nonstop flight takes about 14h 10m 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 Cooch-behar and Fort Lewis?
Fort Lewis is 12.5 hours behind Cooch-behar.
What is the cheapest way to fly from COH to GRF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on COH–GRF that never appear on search engines, with no booking fees.