Need help booking?
Unpublished phone-only deals available
ZIN to ONT: distance & flight time
Interlaken (Interlaken Air Base) → Ontario (Ontario International Airport)
5,911 mi
9,514 km · 5,137 nm
12h 3m
estimated nonstop flight time
-9h
time difference · heading northwest
See live ZIN→ONT fares Phone-only fares on this route — call free
Flight time details
5,911 miles nonstop takes roughly 12h 3m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- ZIN — Interlaken Air Base · Interlaken, Switzerland
- ONT — Ontario International Airport · Ontario, 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 ZIN
- BRN · Bern Belp Airport24 mi away
- BXO · Buochs Airport32 mi away
- EML · Emmen Air Base35 mi away
- SIR · Sion Airport41 mi away
Near ONT
- CCB · Cable Airport6 mi away
- CNO · Chino Airport6 mi away
- LAX · Los Angeles International Airport47 mi away
- RAL · Riverside Municipal Airport11 mi away
Frequently asked questions
How far is ZIN from ONT?
The flight distance from Interlaken (ZIN) to Ontario (ONT) is 5,911 miles (9,514 km, 5,137 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ZIN to ONT?
A nonstop flight takes about 12h 3m 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 Interlaken and Ontario?
Ontario is 9 hours behind Interlaken.
What is the cheapest way to fly from ZIN to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ZIN–ONT that never appear on search engines, with no booking fees.