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BFI to DEF: distance & flight time
Seattle (Boeing Field King County International Airport) → Dezful (Dezful Airport)
6,882 mi
11,075 km · 5,980 nm
13h 58m
estimated nonstop flight time
+10.5h
time difference · heading north
See live BFI→DEF fares Phone-only fares on this route — call free
Flight time details
6,882 miles nonstop takes roughly 13h 58m 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 gain when reading arrival times on your ticket.
The two airports
- BFI — Boeing Field King County International Airport · Seattle, United States
- DEF — Dezful Airport · Dezful, Iran
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 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
Near DEF
- KHD · Khoram Abad Airport69 mi away
- AWZ · Ahwaz Airport79 mi away
- OMI · Omidiyeh Airport129 mi away
- MRX · Mahshahr Airport137 mi away
Frequently asked questions
How far is BFI from DEF?
The flight distance from Seattle (BFI) to Dezful (DEF) is 6,882 miles (11,075 km, 5,980 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to DEF?
A nonstop flight takes about 13h 58m 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 Seattle and Dezful?
Dezful is 10.5 hours ahead of Seattle.
What is the cheapest way to fly from BFI to DEF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–DEF that never appear on search engines, with no booking fees.