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SIF to ONT: distance & flight time
Simara (Simara Airport) → Ontario (Ontario International Airport)
7,956 mi
12,804 km · 6,914 nm
16h 4m
estimated nonstop flight time
-12.7h
time difference · heading north
See live SIF→ONT fares Phone-only fares on this route — call free
Flight time details
7,956 miles nonstop takes roughly 16h 4m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12.7-hour time set-back when reading arrival times on your ticket.
The two airports
- SIF — Simara Airport · Simara, Nepal
- 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 SIF
- KTM · Tribhuvan International Airport44 mi away
- BHR · Bharatpur Airport49 mi away
- MEY · Meghauli Airport54 mi away
- JKR · Janakpur Airport66 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 SIF from ONT?
The flight distance from Simara (SIF) to Ontario (ONT) is 7,956 miles (12,804 km, 6,914 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIF to ONT?
A nonstop flight takes about 16h 4m 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 Simara and Ontario?
Ontario is 12.7 hours behind Simara.
What is the cheapest way to fly from SIF to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIF–ONT that never appear on search engines, with no booking fees.