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BOS to SJU: distance & flight time
Boston (General Edward Lawrence Logan International Airport) → San Juan (Luis Munoz Marin International Airport)
1,679 mi
2,702 km · 1,459 nm
3h 46m
estimated nonstop flight time
Same time
time difference · heading south
See live BOS→SJU fares Phone-only fares on this route — call free
Flight time details
1,679 miles nonstop takes roughly 3h 46m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- BOS — General Edward Lawrence Logan International Airport · Boston, United States
- SJU — Luis Munoz Marin International Airport · San Juan, Puerto Rico
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 SJU
- SIG · Fernando Luis Ribas Dominicci Airport6 mi away
- FAJ · Diego Jimenez Torres Airport24 mi away
- NRR · José Aponte de la Torre Airport27 mi away
- VQS · Vieques Airport44 mi away
Frequently asked questions
How far is BOS from SJU?
The flight distance from Boston (BOS) to San Juan (SJU) is 1,679 miles (2,702 km, 1,459 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOS to SJU?
A nonstop flight takes about 3h 46m 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 cheapest way to fly from BOS to SJU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOS–SJU that never appear on search engines, with no booking fees.