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ONT to ADT: distance & flight time
Ontario (Ontario International Airport) → Ada (Ada Regional Airport)
1,192 mi
1,918 km · 1,036 nm
3h 3m
estimated nonstop flight time
+2h
time difference · heading east
See live ONT→ADT fares Phone-only fares on this route — call free
Flight time details
1,192 miles nonstop takes roughly 3h 3m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- ADT — Ada Regional Airport · Ada, 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 ADT
- ADM · Ardmore Municipal Airport40 mi away
- MLC · Mc Alester Regional Airport51 mi away
- TIK · Tinker Air Force Base58 mi away
- OKC · Will Rogers World Airport66 mi away
Frequently asked questions
How far is ONT from ADT?
The flight distance from Ontario (ONT) to Ada (ADT) is 1,192 miles (1,918 km, 1,036 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to ADT?
A nonstop flight takes about 3h 3m 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 Ada?
Ada is 2 hours ahead of Ontario.
What is the cheapest way to fly from ONT to ADT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–ADT that never appear on search engines, with no booking fees.