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SLP to PHN: distance & flight time
San Luis Potosi (Ponciano Arriaga International Airport) → Port Huron (St Clair County International Airport)
1,776 mi
2,858 km · 1,543 nm
3h 57m
estimated nonstop flight time
+2h
time difference · heading northeast
See live SLP→PHN fares Phone-only fares on this route — call free
Flight time details
1,776 miles nonstop takes roughly 3h 57m 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
- PHN — St Clair County International Airport · Port Huron, 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
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Near SLP
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Frequently asked questions
How far is SLP from PHN?
The flight distance from San Luis Potosi (SLP) to Port Huron (PHN) is 1,776 miles (2,858 km, 1,543 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLP to PHN?
A nonstop flight takes about 3h 57m 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 Port Huron?
Port Huron is 2 hours ahead of San Luis Potosi.
What is the cheapest way to fly from SLP to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLP–PHN that never appear on search engines, with no booking fees.