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UKS to ONT: distance & flight time
Sevastopol (Belbek Airport) → Ontario (Ontario International Airport)
6,703 mi
10,788 km · 5,825 nm
13h 37m
estimated nonstop flight time
-10h
time difference · heading northwest
See live UKS→ONT fares Phone-only fares on this route — call free
Flight time details
6,703 miles nonstop takes roughly 13h 37m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time set-back when reading arrival times on your ticket.
The two airports
- UKS — Belbek Airport · Sevastopol, Ukraine
- 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 UKS
- SIP · Simferopol International Airport32 mi away
- KHC · Kerch Airport146 mi away
- KHE · Kherson International Airport147 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 UKS from ONT?
The flight distance from Sevastopol (UKS) to Ontario (ONT) is 6,703 miles (10,788 km, 5,825 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UKS to ONT?
A nonstop flight takes about 13h 37m 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 Sevastopol and Ontario?
Ontario is 10 hours behind Sevastopol.
What is the cheapest way to fly from UKS to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UKS–ONT that never appear on search engines, with no booking fees.