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BOS to CNI: distance & flight time
Boston (General Edward Lawrence Logan International Airport) → Changhai (Changhai Airport)
6,732 mi
10,834 km · 5,850 nm
13h 40m
estimated nonstop flight time
+12h
time difference · heading north
See live BOS→CNI fares Phone-only fares on this route — call free
Flight time details
6,732 miles nonstop takes roughly 13h 40m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- BOS — General Edward Lawrence Logan International Airport · Boston, United States
- 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 BOS
- OWD · Norwood Memorial Airport15 mi away
- BED · Laurence G Hanscom Field16 mi away
- BVY · Beverly Municipal Airport16 mi away
- LWM · Lawrence Municipal Airport25 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 BOS from CNI?
The flight distance from Boston (BOS) to Changhai (CNI) is 6,732 miles (10,834 km, 5,850 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOS to CNI?
A nonstop flight takes about 13h 40m 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 Boston and Changhai?
Changhai is 12 hours ahead of Boston.
What is the cheapest way to fly from BOS to CNI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOS–CNI that never appear on search engines, with no booking fees.