Need help booking?
Unpublished phone-only deals available
GAI to CSF: distance & flight time
Gaithersburg (Montgomery County Airpark) → Creil (Creil Air Base)
3,822 mi
6,150 km · 3,321 nm
7h 58m
estimated nonstop flight time
+6h
time difference · heading northeast
See live GAI→CSF fares Phone-only fares on this route — call free
Flight time details
3,822 miles nonstop takes roughly 7h 58m 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
- CSF — Creil Air Base · Creil, 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 CSF
- CDG · Charles de Gaulle International Airport17 mi away
- LBG · Paris-Le Bourget Airport20 mi away
- BVA · Paris Beauvais Tillé Airport23 mi away
- POX · Pontoise - Cormeilles-en-Vexin Airport24 mi away
Frequently asked questions
How far is GAI from CSF?
The flight distance from Gaithersburg (GAI) to Creil (CSF) is 3,822 miles (6,150 km, 3,321 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to CSF?
A nonstop flight takes about 7h 58m 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 Creil?
Creil is 6 hours ahead of Gaithersburg.
What is the cheapest way to fly from GAI to CSF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–CSF that never appear on search engines, with no booking fees.