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ONT to QLR: distance & flight time
Ontario (Ontario International Airport) → Monte Real (Monte Real Air Base)
5,604 mi
9,019 km · 4,870 nm
11h 27m
estimated nonstop flight time
+8h
time difference · heading northeast
See live ONT→QLR fares Phone-only fares on this route — call free
Flight time details
5,604 miles nonstop takes roughly 11h 27m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- QLR — Monte Real Air Base · Monte Real, Portugal
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 QLR
- AVR · Alverca Air Base66 mi away
- LIS · Humberto Delgado Airport (Lisbon Portela Airport)74 mi away
- CAT · Cascais Airport80 mi away
- VSE · Aerodromo Goncalves Lobato (Viseu Airport)81 mi away
Frequently asked questions
How far is ONT from QLR?
The flight distance from Ontario (ONT) to Monte Real (QLR) is 5,604 miles (9,019 km, 4,870 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to QLR?
A nonstop flight takes about 11h 27m 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 Monte Real?
Monte Real is 8 hours ahead of Ontario.
What is the cheapest way to fly from ONT to QLR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–QLR that never appear on search engines, with no booking fees.