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PSM to VTE: distance & flight time
Portsmouth (Portsmouth International at Pease Airport) → Vientiane (Wattay International Airport)
8,197 mi
13,191 km · 7,123 nm
16h 32m
estimated nonstop flight time
+11h
time difference · heading north
See live PSM→VTE fares Phone-only fares on this route — call free
Flight time details
8,197 miles nonstop takes roughly 16h 32m 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
- VTE — Wattay International Airport · Vientiane, 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 VTE
- UTH · Udon Thani Airport44 mi away
- LOE · Loei Airport67 mi away
- ZBY · Sayaboury Airport103 mi away
- KKC · Khon Kaen Airport106 mi away
Frequently asked questions
How far is PSM from VTE?
The flight distance from Portsmouth (PSM) to Vientiane (VTE) is 8,197 miles (13,191 km, 7,123 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PSM to VTE?
A nonstop flight takes about 16h 32m 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 Vientiane?
Vientiane is 11 hours ahead of Portsmouth.
What is the cheapest way to fly from PSM to VTE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PSM–VTE that never appear on search engines, with no booking fees.