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COU to PSM: distance & flight time
Columbia (Columbia Regional Airport) → Portsmouth (Portsmouth International at Pease Airport)
1,151 mi
1,853 km · 1,000 nm
2h 58m
estimated nonstop flight time
+1h
time difference · heading east
See live COU→PSM fares Phone-only fares on this route — call free
Flight time details
1,151 miles nonstop takes roughly 2h 58m gate to gate, flying east. 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
- COU — Columbia Regional Airport · Columbia, 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 COU
- JEF · Jefferson City Memorial Airport16 mi away
- AIZ · Lee C Fine Memorial Airport53 mi away
- SZL · Whiteman Air Force Base72 mi away
- TBN · Waynesville-St. Robert Regional Forney field75 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 COU from PSM?
The flight distance from Columbia (COU) to Portsmouth (PSM) is 1,151 miles (1,853 km, 1,000 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from COU to PSM?
A nonstop flight takes about 2h 58m 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 Columbia and Portsmouth?
Portsmouth is 1 hour ahead of Columbia.
What is the cheapest way to fly from COU to PSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on COU–PSM that never appear on search engines, with no booking fees.