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COK to HEK: distance & flight time
Kochi (Cochin International Airport) → Heihe (Heihe Airport)
3,993 mi
6,427 km · 3,470 nm
8h 18m
estimated nonstop flight time
+2.5h
time difference · heading northeast
See live COK→HEK fares Phone-only fares on this route — call free
Flight time details
3,993 miles nonstop takes roughly 8h 18m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2.5-hour time gain when reading arrival times on your ticket.
The two airports
- COK — Cochin International Airport · Kochi, India
- HEK — Heihe Airport · Heihe, China
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 COK
- CCJ · Calicut International Airport74 mi away
- CJB · Coimbatore International Airport75 mi away
- IXM · Madurai Airport117 mi away
- TRV · Trivandrum International Airport121 mi away
Near HEK
- BQS · Ignatyevo Airport18 mi away
- DTU · Wudalianchi Dedu Airport131 mi away
- JGD · Jiagedaqi Airport142 mi away
Frequently asked questions
How far is COK from HEK?
The flight distance from Kochi (COK) to Heihe (HEK) is 3,993 miles (6,427 km, 3,470 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from COK to HEK?
A nonstop flight takes about 8h 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 Kochi and Heihe?
Heihe is 2.5 hours ahead of Kochi.
What is the cheapest way to fly from COK to HEK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on COK–HEK that never appear on search engines, with no booking fees.