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SBP to PHN: distance & flight time
San Luis Obispo (San Luis County Regional Airport) → Port Huron (St Clair County International Airport)
2,093 mi
3,368 km · 1,819 nm
4h 34m
estimated nonstop flight time
+3h
time difference · heading northeast
See live SBP→PHN fares Phone-only fares on this route — call free
Flight time details
2,093 miles nonstop takes roughly 4h 34m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- SBP — San Luis County Regional Airport · San Luis Obispo, United States
- 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
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 SBP
- SMX · Santa Maria Pub/Capt G Allan Hancock Field26 mi away
- PRB · Paso Robles Municipal Airport30 mi away
- VBG · Vandenberg Air Force Base35 mi away
- LPC · Lompoc Airport41 mi away
Near PHN
Frequently asked questions
How far is SBP from PHN?
The flight distance from San Luis Obispo (SBP) to Port Huron (PHN) is 2,093 miles (3,368 km, 1,819 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SBP to PHN?
A nonstop flight takes about 4h 34m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from SBP to PHN?
Nonstop service on SBP–PHN depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 4h 34m nonstop estimate.
What is the time difference between San Luis Obispo and Port Huron?
Port Huron is 3 hours ahead of San Luis Obispo.
What is the cheapest way to fly from SBP to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SBP–PHN that never appear on search engines, with no booking fees.
Why are some SBP to PHN fares phone-only?
Consolidator contracts let us sell certain SBP–PHN tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.