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HIO to NST: distance & flight time
Hillsboro (Portland Hillsboro Airport) → Nakhon Si Thammarat (Nakhon Si Thammarat Airport)
7,854 mi
12,639 km · 6,825 nm
15h 52m
estimated nonstop flight time
+14h
time difference · heading northwest
See live HIO→NST fares Phone-only fares on this route — call free
Flight time details
7,854 miles nonstop takes roughly 15h 52m 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
- HIO — Portland Hillsboro Airport · Hillsboro, United States
- NST — Nakhon Si Thammarat Airport · Nakhon Si Thammarat, 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 HIO
- PDX · Portland International Airport17 mi away
- TTD · Portland Troutdale Airport27 mi away
- KLS · Southwest Washington Regional Airport40 mi away
- OTK · Tillamook Airport43 mi away
Near NST
- URT · Surat Thani Airport69 mi away
- USM · Samui Airport70 mi away
- KBV · Krabi Airport72 mi away
- TST · Trang Airport75 mi away
Frequently asked questions
How far is HIO from NST?
The flight distance from Hillsboro (HIO) to Nakhon Si Thammarat (NST) is 7,854 miles (12,639 km, 6,825 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HIO to NST?
A nonstop flight takes about 15h 52m 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 Hillsboro and Nakhon Si Thammarat?
Nakhon Si Thammarat is 14 hours ahead of Hillsboro.
What is the cheapest way to fly from HIO to NST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HIO–NST that never appear on search engines, with no booking fees.