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PSM to PRH: distance & flight time
Portsmouth (Portsmouth International at Pease Airport) → Phrae (Phrae Airport)
8,169 mi
13,147 km · 7,099 nm
16h 29m
estimated nonstop flight time
+11h
time difference · heading north
See live PSM→PRH fares Phone-only fares on this route — call free
Flight time details
8,169 miles nonstop takes roughly 16h 29m 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
- PRH — Phrae Airport · Phrae, 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 PRH
- LPT · Lampang Airport44 mi away
- NNT · Nan Airport62 mi away
- THS · Sukhothai Airport66 mi away
- CNX · Chiang Mai International Airport90 mi away
Frequently asked questions
How far is PSM from PRH?
The flight distance from Portsmouth (PSM) to Phrae (PRH) is 8,169 miles (13,147 km, 7,099 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PSM to PRH?
A nonstop flight takes about 16h 29m 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 Phrae?
Phrae is 11 hours ahead of Portsmouth.
What is the cheapest way to fly from PSM to PRH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PSM–PRH that never appear on search engines, with no booking fees.