Need help booking?
Unpublished phone-only deals available
ONT to PYM: distance & flight time
Ontario (Ontario International Airport) → Plymouth (Plymouth Municipal Airport)
2,577 mi
4,147 km · 2,239 nm
5h 31m
estimated nonstop flight time
+3h
time difference · heading northeast
See live ONT→PYM fares Phone-only fares on this route — call free
Flight time details
2,577 miles nonstop takes roughly 5h 31m 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
- PYM — Plymouth Municipal Airport · Plymouth, 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 PYM
Frequently asked questions
How far is ONT from PYM?
The flight distance from Ontario (ONT) to Plymouth (PYM) is 2,577 miles (4,147 km, 2,239 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to PYM?
A nonstop flight takes about 5h 31m 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 Plymouth?
Plymouth is 3 hours ahead of Ontario.
What is the cheapest way to fly from ONT to PYM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–PYM that never appear on search engines, with no booking fees.