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KOP to CNI: distance & flight time
Nakhon Phanom (Nakhon Phanom Airport) → Changhai (Changhai Airport)
1,860 mi
2,993 km · 1,616 nm
4h 7m
estimated nonstop flight time
+1h
time difference · heading northeast
See live KOP→CNI fares Phone-only fares on this route — call free
Flight time details
1,860 miles nonstop takes roughly 4h 7m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- KOP — Nakhon Phanom Airport · Nakhon Phanom, Thailand
- CNI — Changhai Airport · Changhai, 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 KOP
- SNO · Sakon Nakhon Airport37 mi away
- ZVK · Savannakhet Airport58 mi away
- ROI · Roi Et Airport105 mi away
- VII · Vinh Airport115 mi away
Near CNI
- DLC · Zhoushuizi Airport64 mi away
- YKH · Yingkou Lanqi Airport90 mi away
- DDG · Dandong Airport101 mi away
- AOG · Anshan Air Base127 mi away
Frequently asked questions
How far is KOP from CNI?
The flight distance from Nakhon Phanom (KOP) to Changhai (CNI) is 1,860 miles (2,993 km, 1,616 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOP to CNI?
A nonstop flight takes about 4h 7m 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 Nakhon Phanom and Changhai?
Changhai is 1 hour ahead of Nakhon Phanom.
What is the cheapest way to fly from KOP to CNI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOP–CNI that never appear on search engines, with no booking fees.