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SIF to ALN: distance & flight time
Simara (Simara Airport) → Alton/St Louis (St Louis Regional Airport)
7,862 mi
12,653 km · 6,832 nm
15h 53m
estimated nonstop flight time
—
time difference · heading north
See live SIF→ALN fares Phone-only fares on this route — call free
Flight time details
7,862 miles nonstop takes roughly 15h 53m gate to gate, flying north. 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
- SIF — Simara Airport · Simara, Nepal
- 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 SIF
- KTM · Tribhuvan International Airport44 mi away
- BHR · Bharatpur Airport49 mi away
- MEY · Meghauli Airport54 mi away
- JKR · Janakpur Airport66 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 SIF from ALN?
The flight distance from Simara (SIF) to Alton/St Louis (ALN) is 7,862 miles (12,653 km, 6,832 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SIF to ALN?
A nonstop flight takes about 15h 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 SIF to ALN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIF–ALN that never appear on search engines, with no booking fees.