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TTN to PHN: distance & flight time
Trenton (Trenton Mercer Airport) → Port Huron (St Clair County International Airport)
438 mi
705 km · 381 nm
1h 25m
estimated nonstop flight time
Same time
time difference · heading northwest
See live TTN→PHN fares Phone-only fares on this route — call free
Flight time details
438 miles nonstop takes roughly 1h 25m gate to gate, flying northwest. 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
- TTN — Trenton Mercer Airport · Trenton, United States
- PHN — St Clair County International Airport · Port Huron, 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 TTN
- PHL · Philadelphia International Airport36 mi away
- EWR · Newark Liberty International Airport44 mi away
- PNE · Northeast Philadelphia Airport17 mi away
- DYL · Doylestown Airport17 mi away
Near PHN
Frequently asked questions
How far is TTN from PHN?
The flight distance from Trenton (TTN) to Port Huron (PHN) is 438 miles (705 km, 381 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TTN to PHN?
A nonstop flight takes about 1h 25m 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 TTN to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TTN–PHN that never appear on search engines, with no booking fees.