Need help booking?
Unpublished phone-only deals available
PSM to AOU: distance & flight time
Portsmouth (Portsmouth International at Pease Airport) → Attopeu (Attopeu Airport)
8,434 mi
13,573 km · 7,329 nm
17h
estimated nonstop flight time
—
time difference · heading north
See live PSM→AOU fares Phone-only fares on this route — call free
Flight time details
8,434 miles nonstop takes roughly 17h gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- PSM — Portsmouth International at Pease Airport · Portsmouth, United States
- AOU — Attopeu Airport · Attopeu, Laos
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 AOU
- VNA · Saravane Airport68 mi away
- PKZ · Pakse International Airport73 mi away
- RBE · Ratanakiri Airport76 mi away
- PXU · Pleiku Airport98 mi away
Frequently asked questions
How far is PSM from AOU?
The flight distance from Portsmouth (PSM) to Attopeu (AOU) is 8,434 miles (13,573 km, 7,329 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PSM to AOU?
A nonstop flight takes about 17h 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 cheapest way to fly from PSM to AOU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PSM–AOU that never appear on search engines, with no booking fees.