Need help booking?
Unpublished phone-only deals available
PSM to NAK: distance & flight time
Portsmouth (Portsmouth International at Pease Airport) → Nakhon Ratchasima (Nakhon Ratchasima Airport)
8,404 mi
13,525 km · 7,303 nm
16h 57m
estimated nonstop flight time
+11h
time difference · heading north
See live PSM→NAK fares Phone-only fares on this route — call free
Flight time details
8,404 miles nonstop takes roughly 16h 57m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- PSM — Portsmouth International at Pease Airport · Portsmouth, United States
- NAK — Nakhon Ratchasima Airport · Nakhon Ratchasima, 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 PSM
- BOS · General Edward Lawrence Logan International Airport50 mi away
- LWM · Lawrence Municipal Airport29 mi away
- MHT · Manchester-Boston Regional Airport33 mi away
- BVY · Beverly Municipal Airport34 mi away
Near NAK
- BFV · Buri Ram Airport66 mi away
- PXR · Surin Airport79 mi away
- KKC · Khon Kaen Airport109 mi away
- ROI · Roi Et Airport126 mi away
Frequently asked questions
How far is PSM from NAK?
The flight distance from Portsmouth (PSM) to Nakhon Ratchasima (NAK) is 8,404 miles (13,525 km, 7,303 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PSM to NAK?
A nonstop flight takes about 16h 57m 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 Portsmouth and Nakhon Ratchasima?
Nakhon Ratchasima is 11 hours ahead of Portsmouth.
What is the cheapest way to fly from PSM to NAK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PSM–NAK that never appear on search engines, with no booking fees.