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ONT to SLK: distance & flight time
Ontario (Ontario International Airport) → Saranac Lake (Adirondack Regional Airport)
2,399 mi
3,861 km · 2,085 nm
5h 10m
estimated nonstop flight time
+3h
time difference · heading northeast
See live ONT→SLK fares Phone-only fares on this route — call free
Flight time details
2,399 miles nonstop takes roughly 5h 10m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- SLK — Adirondack Regional Airport · Saranac Lake, 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 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 SLK
- LKP · Lake Placid Airport15 mi away
- PBG · Plattsburgh International Airport41 mi away
- MSS · Massena International Richards Field49 mi away
- BTV · Burlington International Airport52 mi away
Frequently asked questions
How far is ONT from SLK?
The flight distance from Ontario (ONT) to Saranac Lake (SLK) is 2,399 miles (3,861 km, 2,085 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to SLK?
A nonstop flight takes about 5h 10m 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 Saranac Lake?
Saranac Lake is 3 hours ahead of Ontario.
What is the cheapest way to fly from ONT to SLK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–SLK that never appear on search engines, with no booking fees.