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GAI to TTN: distance & flight time
Gaithersburg (Montgomery County Airpark) → Trenton (Trenton Mercer Airport)
147 mi
236 km · 127 nm
51m
estimated nonstop flight time
Same time
time difference · heading northeast
See live GAI→TTN fares Phone-only fares on this route — call free
Flight time details
147 miles nonstop takes roughly 51m gate to gate, flying northeast. 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
- GAI — Montgomery County Airpark · Gaithersburg, United States
- TTN — Trenton Mercer Airport · Trenton, 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 GAI
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
Frequently asked questions
How far is GAI from TTN?
The flight distance from Gaithersburg (GAI) to Trenton (TTN) is 147 miles (236 km, 127 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to TTN?
A nonstop flight takes about 51m 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 GAI to TTN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–TTN that never appear on search engines, with no booking fees.