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SYO to PMH: distance & flight time
Shonai (Shonai Airport) → Portsmouth (Greater Portsmouth Regional Airport)
6,430 mi
10,348 km · 5,588 nm
13h 4m
estimated nonstop flight time
—
time difference · heading northeast
See live SYO→PMH fares Phone-only fares on this route — call free
Flight time details
6,430 miles nonstop takes roughly 13h 4m gate to gate, flying northeast. 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
- SYO — Shonai Airport · Shonai, Japan
- 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 SYO
- GAJ · Yamagata Airport42 mi away
- AXT · Akita Airport60 mi away
- KIJ · Niigata Airport69 mi away
- SDJ · Sendai Airport77 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 SYO from PMH?
The flight distance from Shonai (SYO) to Portsmouth (PMH) is 6,430 miles (10,348 km, 5,588 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SYO to PMH?
A nonstop flight takes about 13h 4m 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 SYO to PMH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SYO–PMH that never appear on search engines, with no booking fees.