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BFI to ROI: distance & flight time
Seattle (Boeing Field King County International Airport) → Roi Et (Roi Et Airport)
7,199 mi
11,586 km · 6,256 nm
14h 35m
estimated nonstop flight time
+14h
time difference · heading northwest
See live BFI→ROI fares Phone-only fares on this route — call free
Flight time details
7,199 miles nonstop takes roughly 14h 35m 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
- ROI — Roi Et Airport · Roi Et, 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 ROI
- KKC · Khon Kaen Airport70 mi away
- BFV · Buri Ram Airport70 mi away
- ZVK · Savannakhet Airport72 mi away
- SNO · Sakon Nakhon Airport78 mi away
Frequently asked questions
How far is BFI from ROI?
The flight distance from Seattle (BFI) to Roi Et (ROI) is 7,199 miles (11,586 km, 6,256 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to ROI?
A nonstop flight takes about 14h 35m 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 Roi Et?
Roi Et is 14 hours ahead of Seattle.
What is the cheapest way to fly from BFI to ROI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–ROI that never appear on search engines, with no booking fees.