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PMH to IAH: distance & flight time
Portsmouth (Greater Portsmouth Regional Airport) → Houston (George Bush Intercontinental Houston Airport)
937 mi
1,508 km · 814 nm
2h 30m
estimated nonstop flight time
—
time difference · heading southwest
See live PMH→IAH fares Phone-only fares on this route — call free
Flight time details
937 miles nonstop takes roughly 2h 30m gate to gate, flying southwest. 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
- IAH — George Bush Intercontinental Houston Airport · Houston, 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 IAH
- DWH · David Wayne Hooks Memorial Airport14 mi away
- IWS · West Houston Airport23 mi away
- AAP · Andrau Airpark23 mi away
- HOU · William P Hobby Airport24 mi away
Frequently asked questions
How far is PMH from IAH?
The flight distance from Portsmouth (PMH) to Houston (IAH) is 937 miles (1,508 km, 814 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PMH to IAH?
A nonstop flight takes about 2h 30m 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 IAH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PMH–IAH that never appear on search engines, with no booking fees.