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RKH to PHN: distance & flight time
Rock Hill (Rock Hill - York County Airport) → Port Huron (St Clair County International Airport)
553 mi
890 km · 481 nm
1h 40m
estimated nonstop flight time
Same time
time difference · heading north
See live RKH→PHN fares Phone-only fares on this route — call free
Flight time details
553 miles nonstop takes roughly 1h 40m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- RKH — Rock Hill - York County Airport · Rock Hill, 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 RKH
- CLT · Charlotte Douglas International Airport17 mi away
- USA · Concord-Padgett Regional Airport34 mi away
- SPA · Spartanburg Downtown Memorial Airport51 mi away
- SVH · Statesville Regional Airport54 mi away
Near PHN
Frequently asked questions
How far is RKH from PHN?
The flight distance from Rock Hill (RKH) to Port Huron (PHN) is 553 miles (890 km, 481 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RKH to PHN?
A nonstop flight takes about 1h 40m 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 cheapest way to fly from RKH to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RKH–PHN that never appear on search engines, with no booking fees.