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BOS to SIN: distance & flight time
Boston (General Edward Lawrence Logan International Airport) → Singapore (Singapore Changi Airport)
9,400 mi
15,128 km · 8,169 nm
18h 54m
estimated nonstop flight time
+12h
time difference · heading north
See live BOS→SIN fares Phone-only fares on this route — call free
Flight time details
9,400 miles nonstop takes roughly 18h 54m 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
- SIN — Singapore Changi Airport · Singapore, Singapore
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 SIN
- QPG · Paya Lebar Air Base6 mi away
- XSP · Seletar Airport10 mi away
- BTH · Hang Nadim International Airport18 mi away
- TGA · Tengah Air Base20 mi away
Frequently asked questions
How far is BOS from SIN?
The flight distance from Boston (BOS) to Singapore (SIN) is 9,400 miles (15,128 km, 8,169 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOS to SIN?
A nonstop flight takes about 18h 54m 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 Singapore?
Singapore is 12 hours ahead of Boston.
What is the cheapest way to fly from BOS to SIN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOS–SIN that never appear on search engines, with no booking fees.