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DMK to PMH: distance & flight time
Bangkok (Don Mueang International Airport) → Portsmouth (Greater Portsmouth Regional Airport)
8,785 mi
14,138 km · 7,634 nm
17h 42m
estimated nonstop flight time
—
time difference · heading north
See live DMK→PMH fares Phone-only fares on this route — call free
Flight time details
8,785 miles nonstop takes roughly 17h 42m 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
- DMK — Don Mueang International Airport · Bangkok, Thailand
- 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 DMK
- BKK · Suvarnabhumi Airport19 mi away
- KDT · Kamphaeng Saen Airport48 mi away
- UTP · U-Tapao International Airport89 mi away
- TKH · Takhli Airport97 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 DMK from PMH?
The flight distance from Bangkok (DMK) to Portsmouth (PMH) is 8,785 miles (14,138 km, 7,634 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DMK to PMH?
A nonstop flight takes about 17h 42m 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 DMK to PMH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DMK–PMH that never appear on search engines, with no booking fees.