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SYD to BOS: distance & flight time
Sydney (Sydney Kingsford Smith International Airport) → Boston (General Edward Lawrence Logan International Airport)
10,098 mi
16,251 km · 8,775 nm
20h 16m
estimated nonstop flight time
-14h
time difference · heading northeast
See live SYD→BOS fares Phone-only fares on this route — call free
Flight time details
10,098 miles nonstop takes roughly 20h 16m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- SYD — Sydney Kingsford Smith International Airport · Sydney, Australia
- 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 SYD
- BWU · Sydney Bankstown Airport11 mi away
- CDU · Camden Airport29 mi away
- XRH · RAAF Base Richmond33 mi away
- WOL · Wollongong Airport48 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 SYD from BOS?
The flight distance from Sydney (SYD) to Boston (BOS) is 10,098 miles (16,251 km, 8,775 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SYD to BOS?
A nonstop flight takes about 20h 16m 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 Sydney and Boston?
Boston is 14 hours behind Sydney.
What is the cheapest way to fly from SYD to BOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SYD–BOS that never appear on search engines, with no booking fees.