Need help booking?
Unpublished phone-only deals available
ONT to MAA: distance & flight time
Ontario (Ontario International Airport) → Madras (Chennai International Airport)
8,983 mi
14,456 km · 7,806 nm
18h 5m
estimated nonstop flight time
+12.5h
time difference · heading northwest
See live ONT→MAA fares Phone-only fares on this route — call free
Flight time details
8,983 miles nonstop takes roughly 18h 5m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12.5-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- MAA — Chennai International Airport · Madras, India
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 MAA
- TIR · Tirupati Airport61 mi away
- PNY · Pondicherry Airport75 mi away
- CDP · Kadapa Airport141 mi away
Frequently asked questions
How far is ONT from MAA?
The flight distance from Ontario (ONT) to Madras (MAA) is 8,983 miles (14,456 km, 7,806 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to MAA?
A nonstop flight takes about 18h 5m 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 Madras?
Madras is 12.5 hours ahead of Ontario.
What is the cheapest way to fly from ONT to MAA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–MAA that never appear on search engines, with no booking fees.