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PHN to SJU: distance & flight time
Port Huron (St Clair County International Airport) → San Juan (Luis Munoz Marin International Airport)
1,947 mi
3,134 km · 1,692 nm
4h 17m
estimated nonstop flight time
Same time
time difference · heading southeast
See live PHN→SJU fares Phone-only fares on this route — call free
Flight time details
1,947 miles nonstop takes roughly 4h 17m gate to gate, flying southeast. 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
- PHN — St Clair County International Airport · Port Huron, 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 PHN
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 PHN from SJU?
The flight distance from Port Huron (PHN) to San Juan (SJU) is 1,947 miles (3,134 km, 1,692 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PHN to SJU?
A nonstop flight takes about 4h 17m 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 PHN to SJU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PHN–SJU that never appear on search engines, with no booking fees.