Need help booking?
Unpublished phone-only deals available
SYO to BOS: distance & flight time
Shonai (Shonai Airport) → Boston (General Edward Lawrence Logan International Airport)
6,505 mi
10,468 km · 5,652 nm
13h 13m
estimated nonstop flight time
-13h
time difference · heading north
See live SYO→BOS fares Phone-only fares on this route — call free
Flight time details
6,505 miles nonstop takes roughly 13h 13m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- SYO — Shonai Airport · Shonai, Japan
- BOS — General Edward Lawrence Logan International Airport · Boston, United States
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 SYO
- GAJ · Yamagata Airport42 mi away
- AXT · Akita Airport60 mi away
- KIJ · Niigata Airport69 mi away
- SDJ · Sendai Airport77 mi away
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
Frequently asked questions
How far is SYO from BOS?
The flight distance from Shonai (SYO) to Boston (BOS) is 6,505 miles (10,468 km, 5,652 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SYO to BOS?
A nonstop flight takes about 13h 13m 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 Shonai and Boston?
Boston is 13 hours behind Shonai.
What is the cheapest way to fly from SYO to BOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SYO–BOS that never appear on search engines, with no booking fees.