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DSO to PSM: distance & flight time
Hamhung (Sondok Airport) → Portsmouth (Portsmouth International at Pease Airport)
6,601 mi
10,624 km · 5,736 nm
13h 25m
estimated nonstop flight time
-13h
time difference · heading north
See live DSO→PSM fares Phone-only fares on this route — call free
Flight time details
6,601 miles nonstop takes roughly 13h 25m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- DSO — Sondok Airport · Hamhung, North Korea
- PSM — Portsmouth International at Pease Airport · Portsmouth, 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 DSO
- WOS · Wonsan Kalma International Airport40 mi away
- FNJ · Pyongyang Sunan International Airport103 mi away
- YNY · Yangyang International Airport133 mi away
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
Frequently asked questions
How far is DSO from PSM?
The flight distance from Hamhung (DSO) to Portsmouth (PSM) is 6,601 miles (10,624 km, 5,736 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DSO to PSM?
A nonstop flight takes about 13h 25m 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 Hamhung and Portsmouth?
Portsmouth is 13 hours behind Hamhung.
What is the cheapest way to fly from DSO to PSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DSO–PSM that never appear on search engines, with no booking fees.