Need help booking?
Unpublished phone-only deals available
PLO to ALN: distance & flight time
Port Lincoln (Port Lincoln Airport) → Alton/St Louis (St Louis Regional Airport)
9,904 mi
15,939 km · 8,606 nm
19h 53m
estimated nonstop flight time
—
time difference · heading east
See live PLO→ALN fares Phone-only fares on this route — call free
Flight time details
9,904 miles nonstop takes roughly 19h 53m gate to gate, flying east. 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
- PLO — Port Lincoln Airport · Port Lincoln, Australia
- ALN — St Louis Regional Airport · Alton/St Louis, 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 PLO
- CVC · Cleve Airport71 mi away
- KGC · Kingscote Airport120 mi away
- WYA · Whyalla Airport142 mi away
- PEA · Penneshaw Airport142 mi away
Near ALN
- STL · St Louis Lambert International Airport20 mi away
- BLV · Scott AFB/Midamerica Airport26 mi away
- SUS · Spirit of St Louis Airport36 mi away
- SPI · Abraham Lincoln Capital Airport69 mi away
Frequently asked questions
How far is PLO from ALN?
The flight distance from Port Lincoln (PLO) to Alton/St Louis (ALN) is 9,904 miles (15,939 km, 8,606 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PLO to ALN?
A nonstop flight takes about 19h 53m 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 PLO to ALN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PLO–ALN that never appear on search engines, with no booking fees.