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ONT to KBP: distance & flight time
Ontario (Ontario International Airport) → Kiev (Boryspil International Airport)
6,296 mi
10,133 km · 5,471 nm
12h 49m
estimated nonstop flight time
+10h
time difference · heading north
See live ONT→KBP fares Phone-only fares on this route — call free
Flight time details
6,296 miles nonstop takes roughly 12h 49m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- KBP — Boryspil International Airport · Kiev, Ukraine
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 ONT
- CCB · Cable Airport6 mi away
- CNO · Chino Airport6 mi away
- LAX · Los Angeles International Airport47 mi away
- RAL · Riverside Municipal Airport11 mi away
Near KBP
- IEV · Kiev Zhuliany International Airport20 mi away
- GML · Gostomel Airport36 mi away
- CEJ · Chernihiv Shestovitsa Airport74 mi away
- CKC · Cherkasy International Airport81 mi away
Frequently asked questions
How far is ONT from KBP?
The flight distance from Ontario (ONT) to Kiev (KBP) is 6,296 miles (10,133 km, 5,471 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to KBP?
A nonstop flight takes about 12h 49m 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 Ontario and Kiev?
Kiev is 10 hours ahead of Ontario.
What is the cheapest way to fly from ONT to KBP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–KBP that never appear on search engines, with no booking fees.