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GCH to BFI: distance & flight time
Gachsaran (Gachsaran Airport) → Seattle (Boeing Field King County International Airport)
7,040 mi
11,329 km · 6,117 nm
14h 16m
estimated nonstop flight time
-10.5h
time difference · heading north
See live GCH→BFI fares Phone-only fares on this route — call free
Flight time details
7,040 miles nonstop takes roughly 14h 16m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.5-hour time set-back when reading arrival times on your ticket.
The two airports
- GCH — Gachsaran Airport · Gachsaran, Iran
- 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 GCH
- YES · Yasouj Airport50 mi away
- AKW · Aghajari Airport74 mi away
- KHK · Khark Island Airport80 mi away
- OMI · Omidiyeh Airport84 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 GCH from BFI?
The flight distance from Gachsaran (GCH) to Seattle (BFI) is 7,040 miles (11,329 km, 6,117 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GCH to BFI?
A nonstop flight takes about 14h 16m 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 Gachsaran and Seattle?
Seattle is 10.5 hours behind Gachsaran.
What is the cheapest way to fly from GCH to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GCH–BFI that never appear on search engines, with no booking fees.