Need help booking?
Unpublished phone-only deals available
PMH to BOS: distance & flight time
Portsmouth (Greater Portsmouth Regional Airport) → Boston (General Edward Lawrence Logan International Airport)
666 mi
1,073 km · 579 nm
1h 55m
estimated nonstop flight time
—
time difference · heading northeast
See live PMH→BOS fares Phone-only fares on this route — call free
Flight time details
666 miles nonstop takes roughly 1h 55m 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
- BOS — General Edward Lawrence Logan International Airport · Boston, 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 BOS
- OWD · Norwood Memorial Airport15 mi away
- BED · Laurence G Hanscom Field16 mi away
- BVY · Beverly Municipal Airport16 mi away
- LWM · Lawrence Municipal Airport25 mi away
Frequently asked questions
How far is PMH from BOS?
The flight distance from Portsmouth (PMH) to Boston (BOS) is 666 miles (1,073 km, 579 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PMH to BOS?
A nonstop flight takes about 1h 55m 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 BOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PMH–BOS that never appear on search engines, with no booking fees.