Need help booking?
Unpublished phone-only deals available
KHT to BFI: distance & flight time
Khost (Khost Airport) → Seattle (Boeing Field King County International Airport)
6,798 mi
10,941 km · 5,907 nm
13h 48m
estimated nonstop flight time
-11.5h
time difference · heading north
See live KHT→BFI fares Phone-only fares on this route — call free
Flight time details
6,798 miles nonstop takes roughly 13h 48m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.5-hour time set-back when reading arrival times on your ticket.
The two airports
- KHT — Khost Airport · Khost, Afghanistan
- 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 KHT
- PAJ · Parachinar Airport40 mi away
- BNP · Bannu Airport42 mi away
- OAA · Shank Air Base65 mi away
- OAS · Sharana Airstrip66 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 KHT from BFI?
The flight distance from Khost (KHT) to Seattle (BFI) is 6,798 miles (10,941 km, 5,907 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KHT to BFI?
A nonstop flight takes about 13h 48m 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 Khost and Seattle?
Seattle is 11.5 hours behind Khost.
What is the cheapest way to fly from KHT to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KHT–BFI that never appear on search engines, with no booking fees.