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IPL to ALN: distance & flight time
Imperial (Imperial County Airport) → Alton/St Louis (St Louis Regional Airport)
1,484 mi
2,388 km · 1,290 nm
3h 42m
estimated nonstop flight time
—
time difference · heading northeast
See live IPL→ALN fares Phone-only fares on this route — call free
Flight time details
1,484 miles nonstop takes roughly 3h 42m gate to gate, flying northeast. 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
- IPL — Imperial County Airport · Imperial, United States
- 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 IPL
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 IPL from ALN?
The flight distance from Imperial (IPL) to Alton/St Louis (ALN) is 1,484 miles (2,388 km, 1,290 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IPL to ALN?
A nonstop flight takes about 3h 42m 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 IPL to ALN?
Nonstop service on IPL–ALN 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 3h 42m nonstop estimate.
What is the cheapest way to fly from IPL to ALN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IPL–ALN that never appear on search engines, with no booking fees.
Why are some IPL to ALN fares phone-only?
Consolidator contracts let us sell certain IPL–ALN 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.