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BOS to KMG: distance & flight time
Boston (General Edward Lawrence Logan International Airport) → Kunming (Kunming Changshui International Airport)
7,759 mi
12,487 km · 6,743 nm
15h 41m
estimated nonstop flight time
+12h
time difference · heading north
See live BOS→KMG fares Phone-only fares on this route — call free
Flight time details
7,759 miles nonstop takes roughly 15h 41m 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
- KMG — Kunming Changshui International Airport · Kunming, 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 KMG
- YUA · Yuanmou Air Base79 mi away
- PZI · Bao'anying Airport122 mi away
- ACX · Xingyi Airport127 mi away
Frequently asked questions
How far is BOS from KMG?
The flight distance from Boston (BOS) to Kunming (KMG) is 7,759 miles (12,487 km, 6,743 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOS to KMG?
A nonstop flight takes about 15h 41m 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 Kunming?
Kunming is 12 hours ahead of Boston.
What is the cheapest way to fly from BOS to KMG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOS–KMG that never appear on search engines, with no booking fees.