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PMH to UBP: distance & flight time
Portsmouth (Greater Portsmouth Regional Airport) → Ubon Ratchathani (Ubon Ratchathani Airport)
8,666 mi
13,947 km · 7,531 nm
17h 28m
estimated nonstop flight time
—
time difference · heading north
See live PMH→UBP fares Phone-only fares on this route — call free
Flight time details
8,666 miles nonstop takes roughly 17h 28m 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
- PMH — Greater Portsmouth Regional Airport · Portsmouth, United States
- UBP — Ubon Ratchathani Airport · Ubon Ratchathani, 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 PMH
- HTS · Tri-State/Milton J. Ferguson Field36 mi away
- ATO · Ohio University Snyder Field42 mi away
- ILN · Wilmington Airpark65 mi away
- LCK · Rickenbacker International Airport67 mi away
Near UBP
- PKZ · Pakse International Airport61 mi away
- ZVK · Savannakhet Airport90 mi away
- ROI · Roi Et Airport94 mi away
- PXR · Surin Airport95 mi away
Frequently asked questions
How far is PMH from UBP?
The flight distance from Portsmouth (PMH) to Ubon Ratchathani (UBP) is 8,666 miles (13,947 km, 7,531 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PMH to UBP?
A nonstop flight takes about 17h 28m 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 PMH to UBP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PMH–UBP that never appear on search engines, with no booking fees.