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GAI to TNF: distance & flight time
Gaithersburg (Montgomery County Airpark) → Toussous-le-noble (Toussus-le-Noble Airport)
3,817 mi
6,143 km · 3,317 nm
7h 57m
estimated nonstop flight time
+6h
time difference · heading northeast
See live GAI→TNF fares Phone-only fares on this route — call free
Flight time details
3,817 miles nonstop takes roughly 7h 57m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- GAI — Montgomery County Airpark · Gaithersburg, United States
- TNF — Toussus-le-Noble Airport · Toussous-le-noble, France
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 TNF
- CDG · Charles de Gaulle International Airport27 mi away
- VIY · Villacoublay-Vélizy (BA 107) Air Base4 mi away
- ORY · Paris-Orly Airport13 mi away
- LBG · Paris-Le Bourget Airport21 mi away
Frequently asked questions
How far is GAI from TNF?
The flight distance from Gaithersburg (GAI) to Toussous-le-noble (TNF) is 3,817 miles (6,143 km, 3,317 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to TNF?
A nonstop flight takes about 7h 57m 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 time difference between Gaithersburg and Toussous-le-noble?
Toussous-le-noble is 6 hours ahead of Gaithersburg.
What is the cheapest way to fly from GAI to TNF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–TNF that never appear on search engines, with no booking fees.