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SLP to PSM: distance & flight time
San Luis Potosi (Ponciano Arriaga International Airport) → Portsmouth (Portsmouth International at Pease Airport)
2,245 mi
3,613 km · 1,951 nm
4h 52m
estimated nonstop flight time
+2h
time difference · heading northeast
See live SLP→PSM fares Phone-only fares on this route — call free
Flight time details
2,245 miles nonstop takes roughly 4h 52m gate to gate, flying northeast. 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
- SLP — Ponciano Arriaga International Airport · San Luis Potosi, Mexico
- 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 SLP
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 SLP from PSM?
The flight distance from San Luis Potosi (SLP) to Portsmouth (PSM) is 2,245 miles (3,613 km, 1,951 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLP to PSM?
A nonstop flight takes about 4h 52m 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 San Luis Potosi and Portsmouth?
Portsmouth is 2 hours ahead of San Luis Potosi.
What is the cheapest way to fly from SLP to PSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLP–PSM that never appear on search engines, with no booking fees.