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PMH to IST: distance & flight time
Portsmouth (Greater Portsmouth Regional Airport) → Istanbul (Istanbul Airport)
5,428 mi
8,736 km · 4,717 nm
11h 7m
estimated nonstop flight time
—
time difference · heading northeast
See live PMH→IST fares Phone-only fares on this route — call free
Flight time details
5,428 miles nonstop takes roughly 11h 7m 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
- PMH — Greater Portsmouth Regional Airport · Portsmouth, United States
- IST — Istanbul Airport · Istanbul, Turkey
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 IST
- ISL · Atatürk International Airport21 mi away
- SAW · Sabiha Gökçen International Airport39 mi away
- TEQ · Tekirdağ Çorlu Airport44 mi away
- BTZ · Bursa Airport73 mi away
Frequently asked questions
How far is PMH from IST?
The flight distance from Portsmouth (PMH) to Istanbul (IST) is 5,428 miles (8,736 km, 4,717 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PMH to IST?
A nonstop flight takes about 11h 7m 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 IST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PMH–IST that never appear on search engines, with no booking fees.