Need help booking?
Unpublished phone-only deals available
BFI to KOP: distance & flight time
Seattle (Boeing Field King County International Airport) → Nakhon Phanom (Nakhon Phanom Airport)
7,095 mi
11,418 km · 6,165 nm
14h 23m
estimated nonstop flight time
+14h
time difference · heading northwest
See live BFI→KOP fares Phone-only fares on this route — call free
Flight time details
7,095 miles nonstop takes roughly 14h 23m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- BFI — Boeing Field King County International Airport · Seattle, United States
- KOP — Nakhon Phanom Airport · Nakhon Phanom, Thailand
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 KOP
- SNO · Sakon Nakhon Airport37 mi away
- ZVK · Savannakhet Airport58 mi away
- ROI · Roi Et Airport105 mi away
- VII · Vinh Airport115 mi away
Frequently asked questions
How far is BFI from KOP?
The flight distance from Seattle (BFI) to Nakhon Phanom (KOP) is 7,095 miles (11,418 km, 6,165 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to KOP?
A nonstop flight takes about 14h 23m 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 Nakhon Phanom?
Nakhon Phanom is 14 hours ahead of Seattle.
What is the cheapest way to fly from BFI to KOP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–KOP that never appear on search engines, with no booking fees.