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CXO to PSM: distance & flight time
Conroe (Conroe-North Houston Regional Airport) → Portsmouth (Portsmouth International at Pease Airport)
1,612 mi
2,594 km · 1,401 nm
3h 38m
estimated nonstop flight time
+1h
time difference · heading northeast
See live CXO→PSM fares Phone-only fares on this route — call free
Flight time details
1,612 miles nonstop takes roughly 3h 38m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- CXO — Conroe-North Houston Regional Airport · Conroe, United States
- PSM — Portsmouth International at Pease 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 CXO
- IAH · George Bush Intercontinental Houston Airport26 mi away
- DWH · David Wayne Hooks Memorial Airport22 mi away
- HTV · Huntsville Regional Airport29 mi away
- IWS · West Houston Airport40 mi away
Near PSM
- BOS · General Edward Lawrence Logan International Airport50 mi away
- LWM · Lawrence Municipal Airport29 mi away
- MHT · Manchester-Boston Regional Airport33 mi away
- BVY · Beverly Municipal Airport34 mi away
Frequently asked questions
How far is CXO from PSM?
The flight distance from Conroe (CXO) to Portsmouth (PSM) is 1,612 miles (2,594 km, 1,401 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CXO to PSM?
A nonstop flight takes about 3h 38m 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 time difference between Conroe and Portsmouth?
Portsmouth is 1 hour ahead of Conroe.
What is the cheapest way to fly from CXO to PSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CXO–PSM that never appear on search engines, with no booking fees.