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ONT to BTV: distance & flight time
Ontario (Ontario International Airport) → Burlington (Burlington International Airport)
2,451 mi
3,945 km · 2,130 nm
5h 16m
estimated nonstop flight time
+3h
time difference · heading northeast
See live ONT→BTV fares Phone-only fares on this route — call free
Flight time details
2,451 miles nonstop takes roughly 5h 16m 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
- BTV — Burlington International Airport · Burlington, 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 BTV
- PBG · Plattsburgh International Airport20 mi away
- MVL · Morrisville Stowe State Airport27 mi away
- MPV · Edward F Knapp State Airport35 mi away
- LKP · Lake Placid Airport42 mi away
Frequently asked questions
How far is ONT from BTV?
The flight distance from Ontario (ONT) to Burlington (BTV) is 2,451 miles (3,945 km, 2,130 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to BTV?
A nonstop flight takes about 5h 16m 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 Burlington?
Burlington is 3 hours ahead of Ontario.
What is the cheapest way to fly from ONT to BTV?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–BTV that never appear on search engines, with no booking fees.