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LSE to PSM: distance & flight time
La Crosse (La Crosse Municipal Airport) → Portsmouth (Portsmouth International at Pease Airport)
1,023 mi
1,647 km · 889 nm
2h 41m
estimated nonstop flight time
+1h
time difference · heading east
See live LSE→PSM fares Phone-only fares on this route — call free
Flight time details
1,023 miles nonstop takes roughly 2h 41m 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
- LSE — La Crosse Municipal Airport · La Crosse, 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 LSE
- VOK · Volk Field50 mi away
- PCD · Prairie Du Chien Municipal Airport60 mi away
- RST · Rochester International Airport62 mi away
- EAU · Chippewa Valley Regional Airport69 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 LSE from PSM?
The flight distance from La Crosse (LSE) to Portsmouth (PSM) is 1,023 miles (1,647 km, 889 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LSE to PSM?
A nonstop flight takes about 2h 41m 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 La Crosse and Portsmouth?
Portsmouth is 1 hour ahead of La Crosse.
What is the cheapest way to fly from LSE to PSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LSE–PSM that never appear on search engines, with no booking fees.