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QLR to BFI: distance & flight time
Monte Real (Monte Real Air Base) → Seattle (Boeing Field King County International Airport)
5,151 mi
8,290 km · 4,476 nm
10h 34m
estimated nonstop flight time
-8h
time difference · heading northwest
See live QLR→BFI fares Phone-only fares on this route — call free
Flight time details
5,151 miles nonstop takes roughly 10h 34m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- QLR — Monte Real Air Base · Monte Real, Portugal
- BFI — Boeing Field King County International Airport · Seattle, 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 BFI
- SEA · Seattle Tacoma International Airport6 mi away
- RNT · Renton Municipal Airport5 mi away
- PWT · Bremerton National Airport22 mi away
- TIW · Tacoma Narrows Airport22 mi away
Frequently asked questions
How far is QLR from BFI?
The flight distance from Monte Real (QLR) to Seattle (BFI) is 5,151 miles (8,290 km, 4,476 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from QLR to BFI?
A nonstop flight takes about 10h 34m 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 Seattle?
Seattle is 8 hours behind Monte Real.
What is the cheapest way to fly from QLR to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on QLR–BFI that never appear on search engines, with no booking fees.