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ONO to KLF: distance & flight time
Ontario (Ontario Municipal Airport) → Kaluga (Grabtsevo Airport)
5,449 mi
8,769 km · 4,735 nm
11h 9m
estimated nonstop flight time
+9h
time difference · heading north
See live ONO→KLF fares Phone-only fares on this route — call free
Flight time details
5,449 miles nonstop takes roughly 11h 9m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- ONO — Ontario Municipal Airport · Ontario, United States
- KLF — Grabtsevo Airport · Kaluga, Russia
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 ONO
- BOI · Boise Air Terminal/Gowen Field50 mi away
- BKE · Baker City Municipal Airport69 mi away
- MYL · McCall Municipal Airport75 mi away
- MUO · Mountain Home Air Force Base88 mi away
Near KLF
- VKO · Vnukovo International Airport80 mi away
- OSF · Ostafyevo International Airport80 mi away
- DME · Domodedovo International Airport85 mi away
- ZIA · Zhukovsky International Airport99 mi away
Frequently asked questions
How far is ONO from KLF?
The flight distance from Ontario (ONO) to Kaluga (KLF) is 5,449 miles (8,769 km, 4,735 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONO to KLF?
A nonstop flight takes about 11h 9m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from ONO to KLF?
Nonstop service on ONO–KLF depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 11h 9m nonstop estimate.
What is the time difference between Ontario and Kaluga?
Kaluga is 9 hours ahead of Ontario.
What is the cheapest way to fly from ONO to KLF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONO–KLF that never appear on search engines, with no booking fees.
Why are some ONO to KLF fares phone-only?
Consolidator contracts let us sell certain ONO–KLF tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.