Need help booking?
Unpublished phone-only deals available
PHN to AUS: distance & flight time
Port Huron (St Clair County International Airport) → Austin (Austin Bergstrom International Airport)
1,212 mi
1,951 km · 1,053 nm
3h 6m
estimated nonstop flight time
-1h
time difference · heading southwest
See live PHN→AUS fares Phone-only fares on this route — call free
Flight time details
1,212 miles nonstop takes roughly 3h 6m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- PHN — St Clair County International Airport · Port Huron, United States
- AUS — Austin Bergstrom International Airport · Austin, 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 PHN
Near AUS
- RND · Randolph Air Force Base59 mi away
- GRK · Robert Gray Army Air Field Airport61 mi away
- HLR · Hood Army Air Field65 mi away
- SAT · San Antonio International Airport66 mi away
Frequently asked questions
How far is PHN from AUS?
The flight distance from Port Huron (PHN) to Austin (AUS) is 1,212 miles (1,951 km, 1,053 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PHN to AUS?
A nonstop flight takes about 3h 6m 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 Port Huron and Austin?
Austin is 1 hour behind Port Huron.
What is the cheapest way to fly from PHN to AUS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PHN–AUS that never appear on search engines, with no booking fees.