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TLL to ONT: distance & flight time
Tallinn-ulemiste International (Lennart Meri Tallinn Airport) → Ontario (Ontario International Airport)
5,631 mi
9,062 km · 4,893 nm
11h 30m
estimated nonstop flight time
-10h
time difference · heading northwest
See live TLL→ONT fares Phone-only fares on this route — call free
Flight time details
5,631 miles nonstop takes roughly 11h 30m 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
- TLL — Lennart Meri Tallinn Airport · Tallinn-ulemiste International, Estonia
- 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 TLL
- HEM · Helsinki Malmi Airport59 mi away
- HEL · Helsinki Vantaa Airport63 mi away
- EPU · Pärnu Airport70 mi away
- KDL · Kärdla Airport77 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 TLL from ONT?
The flight distance from Tallinn-ulemiste International (TLL) to Ontario (ONT) is 5,631 miles (9,062 km, 4,893 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TLL to ONT?
A nonstop flight takes about 11h 30m 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 Tallinn-ulemiste International and Ontario?
Ontario is 10 hours behind Tallinn-ulemiste International.
What is the cheapest way to fly from TLL to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TLL–ONT that never appear on search engines, with no booking fees.