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LGA to PMH: distance & flight time
New York (La Guardia Airport) → Portsmouth (Greater Portsmouth Regional Airport)
495 mi
796 km · 430 nm
1h 33m
estimated nonstop flight time
—
time difference · heading west
See live LGA→PMH fares Phone-only fares on this route — call free
Flight time details
495 miles nonstop takes roughly 1h 33m gate to gate, flying west. 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
- LGA — La Guardia Airport · New York, United States
- 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 LGA
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 LGA from PMH?
The flight distance from New York (LGA) to Portsmouth (PMH) is 495 miles (796 km, 430 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LGA to PMH?
A nonstop flight takes about 1h 33m 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 LGA to PMH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LGA–PMH that never appear on search engines, with no booking fees.