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ISN to COK: distance & flight time
Williston (Sloulin Field International Airport) → Kochi (Cochin International Airport)
8,407 mi
13,529 km · 7,305 nm
16h 57m
estimated nonstop flight time
+10.5h
time difference · heading north
See live ISN→COK fares Phone-only fares on this route — call free
Flight time details
8,407 miles nonstop takes roughly 16h 57m 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 gain when reading arrival times on your ticket.
The two airports
- ISN — Sloulin Field International Airport · Williston, United States
- COK — Cochin International Airport · Kochi, 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 ISN
- SDY · Sidney - Richland Regional Airport41 mi away
- YEN · Estevan Airport78 mi away
- OLF · L M Clayton Airport89 mi away
- GDV · Dawson Community Airport90 mi away
Near COK
- CCJ · Calicut International Airport74 mi away
- CJB · Coimbatore International Airport75 mi away
- IXM · Madurai Airport117 mi away
- TRV · Trivandrum International Airport121 mi away
Frequently asked questions
How far is ISN from COK?
The flight distance from Williston (ISN) to Kochi (COK) is 8,407 miles (13,529 km, 7,305 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to COK?
A nonstop flight takes about 16h 57m 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 Williston and Kochi?
Kochi is 10.5 hours ahead of Williston.
What is the cheapest way to fly from ISN to COK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–COK that never appear on search engines, with no booking fees.