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PMH to IAG: distance & flight time
Portsmouth (Greater Portsmouth Regional Airport) → Niagara Falls (Niagara Falls International Airport)
358 mi
576 km · 311 nm
1h 25m
estimated nonstop flight time
—
time difference · heading northeast
See live PMH→IAG fares Phone-only fares on this route — call free
Flight time details
358 miles nonstop takes roughly 1h 25m 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
- IAG — Niagara Falls International Airport · Niagara Falls, 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 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 IAG
- YYZ · Lester B. Pearson International Airport52 mi away
- YCM · Niagara District Airport13 mi away
- BUF · Buffalo Niagara International Airport16 mi away
- DU9 · Dunnville Airport37 mi away
Frequently asked questions
How far is PMH from IAG?
The flight distance from Portsmouth (PMH) to Niagara Falls (IAG) is 358 miles (576 km, 311 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PMH to IAG?
A nonstop flight takes about 1h 25m 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 IAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PMH–IAG that never appear on search engines, with no booking fees.