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GUS to BFI: distance & flight time
Peru (Grissom Air Reserve Base) → Seattle (Boeing Field King County International Airport)
1,838 mi
2,958 km · 1,597 nm
4h 4m
estimated nonstop flight time
-3h
time difference · heading northwest
See live GUS→BFI fares Phone-only fares on this route — call free
Flight time details
1,838 miles nonstop takes roughly 4h 4m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- GUS — Grissom Air Reserve Base · Peru, United States
- 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 GUS
- OKK · Kokomo Municipal Airport10 mi away
- LAF · Purdue University Airport44 mi away
- AID · Anderson Municipal Darlington Field47 mi away
- MIE · Delaware County Johnson Field49 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 GUS from BFI?
The flight distance from Peru (GUS) to Seattle (BFI) is 1,838 miles (2,958 km, 1,597 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GUS to BFI?
A nonstop flight takes about 4h 4m 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 Peru and Seattle?
Seattle is 3 hours behind Peru.
What is the cheapest way to fly from GUS to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GUS–BFI that never appear on search engines, with no booking fees.