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FNL to PSM: distance & flight time
Fort Collins (Northern Colorado Regional Airport) → Portsmouth (Portsmouth International at Pease Airport)
1,759 mi
2,831 km · 1,528 nm
3h 55m
estimated nonstop flight time
+2h
time difference · heading east
See live FNL→PSM fares Phone-only fares on this route — call free
Flight time details
1,759 miles nonstop takes roughly 3h 55m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- FNL — Northern Colorado Regional Airport · Fort Collins, 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 FNL
- DEN · Denver International Airport45 mi away
- GXY · Greeley–Weld County Airport20 mi away
- WBU · Boulder Municipal Airport31 mi away
- BJC · Rocky Mountain Metropolitan Airport38 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 FNL from PSM?
The flight distance from Fort Collins (FNL) to Portsmouth (PSM) is 1,759 miles (2,831 km, 1,528 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FNL to PSM?
A nonstop flight takes about 3h 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 time difference between Fort Collins and Portsmouth?
Portsmouth is 2 hours ahead of Fort Collins.
What is the cheapest way to fly from FNL to PSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FNL–PSM that never appear on search engines, with no booking fees.