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QLR to UGN: distance & flight time
Monte Real (Monte Real Air Base) → Chicago (Waukegan National Airport)
3,958 mi
6,370 km · 3,440 nm
8h 14m
estimated nonstop flight time
-6h
time difference · heading northwest
See live QLR→UGN fares Phone-only fares on this route — call free
Flight time details
3,958 miles nonstop takes roughly 8h 14m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- QLR — Monte Real Air Base · Monte Real, Portugal
- UGN — Waukegan National Airport · Chicago, 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 UGN
- ORD · Chicago O'Hare International Airport31 mi away
- ENW · Kenosha Regional Airport12 mi away
- PWK · Chicago Executive Airport21 mi away
- RAC · John H Batten Airport24 mi away
Frequently asked questions
How far is QLR from UGN?
The flight distance from Monte Real (QLR) to Chicago (UGN) is 3,958 miles (6,370 km, 3,440 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from QLR to UGN?
A nonstop flight takes about 8h 14m 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 Chicago?
Chicago is 6 hours behind Monte Real.
What is the cheapest way to fly from QLR to UGN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on QLR–UGN that never appear on search engines, with no booking fees.