Need help booking?
Unpublished phone-only deals available
POX to ALN: distance & flight time
Pontoise (Pontoise - Cormeilles-en-Vexin Airport) → Alton/St Louis (St Louis Regional Airport)
4,344 mi
6,991 km · 3,775 nm
8h 59m
estimated nonstop flight time
—
time difference · heading northwest
See live POX→ALN fares Phone-only fares on this route — call free
Flight time details
4,344 miles nonstop takes roughly 8h 59m gate to gate, flying northwest. 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
- POX — Pontoise - Cormeilles-en-Vexin Airport · Pontoise, France
- 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 POX
- CDG · Charles de Gaulle International Airport24 mi away
- LBG · Paris-Le Bourget Airport20 mi away
- VIY · Villacoublay-Vélizy (BA 107) Air Base23 mi away
- CSF · Creil Air Base24 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 POX from ALN?
The flight distance from Pontoise (POX) to Alton/St Louis (ALN) is 4,344 miles (6,991 km, 3,775 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from POX to ALN?
A nonstop flight takes about 8h 59m 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 POX to ALN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on POX–ALN that never appear on search engines, with no booking fees.