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ADP to PSM: distance & flight time
Galoya (Ampara Airport) → Portsmouth (Portsmouth International at Pease Airport)
8,548 mi
13,757 km · 7,428 nm
17h 14m
estimated nonstop flight time
-9.5h
time difference · heading northwest
See live ADP→PSM fares Phone-only fares on this route — call free
Flight time details
8,548 miles nonstop takes roughly 17h 14m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9.5-hour time set-back when reading arrival times on your ticket.
The two airports
- ADP — Ampara Airport · Galoya, Sri Lanka
- 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 ADP
- BTC · Batticaloa Airport26 mi away
- HIM · Hingurakgoda Air Force Base66 mi away
- GIU · Sigiriya Air Force Base75 mi away
- WRZ · Weerawila Airport80 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 ADP from PSM?
The flight distance from Galoya (ADP) to Portsmouth (PSM) is 8,548 miles (13,757 km, 7,428 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ADP to PSM?
A nonstop flight takes about 17h 14m 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 Galoya and Portsmouth?
Portsmouth is 9.5 hours behind Galoya.
What is the cheapest way to fly from ADP to PSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ADP–PSM that never appear on search engines, with no booking fees.