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THL to PMH: distance & flight time
Tachilek (Tachileik Airport) → Portsmouth (Greater Portsmouth Regional Airport)
8,334 mi
13,412 km · 7,242 nm
16h 48m
estimated nonstop flight time
—
time difference · heading north
See live THL→PMH fares Phone-only fares on this route — call free
Flight time details
8,334 miles nonstop takes roughly 16h 48m 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
- THL — Tachileik Airport · Tachilek, Burma
- PMH — Greater Portsmouth Regional 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 THL
- HOE · Ban Huoeisay Airport36 mi away
- CEI · Chiang Rai International Airport37 mi away
- MOG · Mong Hsat Airport44 mi away
- KET · Kengtung Airport60 mi away
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
Frequently asked questions
How far is THL from PMH?
The flight distance from Tachilek (THL) to Portsmouth (PMH) is 8,334 miles (13,412 km, 7,242 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from THL to PMH?
A nonstop flight takes about 16h 48m 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 THL to PMH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THL–PMH that never appear on search engines, with no booking fees.