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TTN to HHH: distance & flight time
Trenton (Trenton Mercer Airport) → Hilton Head Island (Hilton Head Airport)
645 mi
1,039 km · 561 nm
1h 52m
estimated nonstop flight time
Same time
time difference · heading southwest
See live TTN→HHH fares Phone-only fares on this route — call free
Flight time details
645 miles nonstop takes roughly 1h 52m gate to gate, flying southwest. 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
- HHH — Hilton Head Airport · Hilton Head Island, 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 HHH
Frequently asked questions
How far is TTN from HHH?
The flight distance from Trenton (TTN) to Hilton Head Island (HHH) is 645 miles (1,039 km, 561 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TTN to HHH?
A nonstop flight takes about 1h 52m 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 HHH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TTN–HHH that never appear on search engines, with no booking fees.