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ONO to KLV: distance & flight time
Ontario (Ontario Municipal Airport) → Karlovy Vary (Karlovy Vary International Airport)
5,265 mi
8,473 km · 4,575 nm
10h 47m
estimated nonstop flight time
+8h
time difference · heading northeast
See live ONO→KLV fares Phone-only fares on this route — call free
Flight time details
5,265 miles nonstop takes roughly 10h 47m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- ONO — Ontario Municipal Airport · Ontario, United States
- KLV — Karlovy Vary International Airport · Karlovy Vary, Czech Republic
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 KLV
- HOQ · Hof-Plauen Airport47 mi away
- AOC · Altenburg-Nobitz Airport57 mi away
- BYU · Bayreuth Airport58 mi away
- PRG · Václav Havel Airport Prague60 mi away
Frequently asked questions
How far is ONO from KLV?
The flight distance from Ontario (ONO) to Karlovy Vary (KLV) is 5,265 miles (8,473 km, 4,575 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONO to KLV?
A nonstop flight takes about 10h 47m 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 Karlovy Vary?
Karlovy Vary is 8 hours ahead of Ontario.
What is the cheapest way to fly from ONO to KLV?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONO–KLV that never appear on search engines, with no booking fees.