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ROI to SEA: distance & flight time
Roi Et (Roi Et Airport) → Seattle (Seattle Tacoma International Airport)
7,203 mi
11,592 km · 6,259 nm
14h 35m
estimated nonstop flight time
-14h
time difference · heading northeast
See live ROI→SEA fares Phone-only fares on this route — call free
Flight time details
7,203 miles nonstop takes roughly 14h 35m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- ROI — Roi Et Airport · Roi Et, Thailand
- SEA — Seattle Tacoma 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 ROI
- KKC · Khon Kaen Airport70 mi away
- BFV · Buri Ram Airport70 mi away
- ZVK · Savannakhet Airport72 mi away
- SNO · Sakon Nakhon Airport78 mi away
Near SEA
- RNT · Renton Municipal Airport5 mi away
- BFI · Boeing Field King County International Airport6 mi away
- TIW · Tacoma Narrows Airport18 mi away
- PWT · Bremerton National Airport21 mi away
Frequently asked questions
How far is ROI from SEA?
The flight distance from Roi Et (ROI) to Seattle (SEA) is 7,203 miles (11,592 km, 6,259 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ROI to SEA?
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 Roi Et and Seattle?
Seattle is 14 hours behind Roi Et.
What is the cheapest way to fly from ROI to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ROI–SEA that never appear on search engines, with no booking fees.