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QLR to GAI: distance & flight time
Monte Real (Monte Real Air Base) → Gaithersburg (Montgomery County Airpark)
3,546 mi
5,707 km · 3,082 nm
7h 25m
estimated nonstop flight time
-5h
time difference · heading northwest
See live QLR→GAI fares Phone-only fares on this route — call free
Flight time details
3,546 miles nonstop takes roughly 7h 25m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time set-back when reading arrival times on your ticket.
The two airports
- QLR — Monte Real Air Base · Monte Real, Portugal
- GAI — Montgomery County Airpark · Gaithersburg, 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 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
Near GAI
Frequently asked questions
How far is QLR from GAI?
The flight distance from Monte Real (QLR) to Gaithersburg (GAI) is 3,546 miles (5,707 km, 3,082 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from QLR to GAI?
A nonstop flight takes about 7h 25m 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 Monte Real and Gaithersburg?
Gaithersburg is 5 hours behind Monte Real.
What is the cheapest way to fly from QLR to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on QLR–GAI that never appear on search engines, with no booking fees.