Need help booking?
Unpublished phone-only deals available
GRF to COH: distance & flight time
Fort Lewis (Gray Army Air Field) → Cooch-behar (Cooch Behar Airport)
6,985 mi
11,242 km · 6,070 nm
14h 10m
estimated nonstop flight time
+12.5h
time difference · heading northwest
See live GRF→COH fares Phone-only fares on this route — call free
Flight time details
6,985 miles nonstop takes roughly 14h 10m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12.5-hour time gain when reading arrival times on your ticket.
The two airports
- GRF — Gray Army Air Field · Fort Lewis, United States
- COH — Cooch Behar Airport · Cooch-behar, India
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 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
Near COH
- SPD · Saidpur Airport53 mi away
- GLU · Gelephu Airport73 mi away
- IXB · Bagdogra Airport74 mi away
- PBH · Paro Airport74 mi away
Frequently asked questions
How far is GRF from COH?
The flight distance from Fort Lewis (GRF) to Cooch-behar (COH) 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 GRF to COH?
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 Fort Lewis and Cooch-behar?
Cooch-behar is 12.5 hours ahead of Fort Lewis.
What is the cheapest way to fly from GRF to COH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRF–COH that never appear on search engines, with no booking fees.