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BOS to SIA: distance & flight time
Boston (General Edward Lawrence Logan International Airport) → Xi\'AN (Xi'an Xiguan Airport)
7,135 mi
11,482 km · 6,200 nm
14h 27m
estimated nonstop flight time
+12h
time difference · heading north
See live BOS→SIA fares Phone-only fares on this route — call free
Flight time details
7,135 miles nonstop takes roughly 14h 27m 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
- SIA — Xi'an Xiguan Airport · Xi\'AN, 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 SIA
- XIY · Xi'an Xianyang International Airport22 mi away
- AKA · Ankang Wulipu Airport116 mi away
- YCU · Yuncheng Guangong Airport120 mi away
- IQN · Qingyang Airport130 mi away
Frequently asked questions
How far is BOS from SIA?
The flight distance from Boston (BOS) to Xi\'AN (SIA) is 7,135 miles (11,482 km, 6,200 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOS to SIA?
A nonstop flight takes about 14h 27m 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 Xi\'AN?
Xi\'AN is 12 hours ahead of Boston.
What is the cheapest way to fly from BOS to SIA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOS–SIA that never appear on search engines, with no booking fees.