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ALN to IGR: distance & flight time
Alton/St Louis (St Louis Regional Airport) → Iguazu Falls (Cataratas Del Iguazú International Airport)
5,022 mi
8,082 km · 4,364 nm
10h 19m
estimated nonstop flight time
—
time difference · heading southeast
See live ALN→IGR fares Phone-only fares on this route — call free
Flight time details
5,022 miles nonstop takes roughly 10h 19m gate to gate, flying southeast. 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
- ALN — St Louis Regional Airport · Alton/St Louis, United States
- IGR — Cataratas Del Iguazú International Airport · Iguazu Falls, Argentina
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 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
Near IGR
- IGU · Cataratas International Airport9 mi away
- AGT · Guarani International Airport30 mi away
- ELO · El Dorado Airport46 mi away
- CAC · Cascavel Airport79 mi away
Frequently asked questions
How far is ALN from IGR?
The flight distance from Alton/St Louis (ALN) to Iguazu Falls (IGR) is 5,022 miles (8,082 km, 4,364 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALN to IGR?
A nonstop flight takes about 10h 19m 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 ALN to IGR?
Nonstop service on ALN–IGR 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 10h 19m nonstop estimate.
What is the cheapest way to fly from ALN to IGR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALN–IGR that never appear on search engines, with no booking fees.
Why are some ALN to IGR fares phone-only?
Consolidator contracts let us sell certain ALN–IGR 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.