Need help booking?
Unpublished phone-only deals available
GAI to ZIN: distance & flight time
Gaithersburg (Montgomery County Airpark) → Interlaken (Interlaken Air Base)
4,121 mi
6,632 km · 3,581 nm
8h 33m
estimated nonstop flight time
+6h
time difference · heading northeast
See live GAI→ZIN fares Phone-only fares on this route — call free
Flight time details
4,121 miles nonstop takes roughly 8h 33m 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
- ZIN — Interlaken Air Base · Interlaken, Switzerland
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 ZIN
- BRN · Bern Belp Airport24 mi away
- BXO · Buochs Airport32 mi away
- EML · Emmen Air Base35 mi away
- SIR · Sion Airport41 mi away
Frequently asked questions
How far is GAI from ZIN?
The flight distance from Gaithersburg (GAI) to Interlaken (ZIN) is 4,121 miles (6,632 km, 3,581 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to ZIN?
A nonstop flight takes about 8h 33m 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 Interlaken?
Interlaken is 6 hours ahead of Gaithersburg.
What is the cheapest way to fly from GAI to ZIN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–ZIN that never appear on search engines, with no booking fees.