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ALS to SAY: distance & flight time
Alamosa (San Luis Valley Regional Bergman Field) → Siena (Siena-Ampugnano Airport)
5,611 mi
9,030 km · 4,876 nm
11h 28m
estimated nonstop flight time
+8h
time difference · heading northeast
See live ALS→SAY fares Phone-only fares on this route — call free
Flight time details
5,611 miles nonstop takes roughly 11h 28m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- ALS — San Luis Valley Regional Bergman Field · Alamosa, United States
- SAY — Siena-Ampugnano Airport · Siena, Italy
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 ALS
- TSM · Taos Regional Airport68 mi away
- RTN · Raton Municipal-Crews Field89 mi away
- PUB · Pueblo Memorial Airport95 mi away
- GUC · Gunnison Crested Butte Regional Airport96 mi away
Near SAY
- GRS · Grosseto Air Base36 mi away
- FLR · Peretola Airport38 mi away
- PSA · Pisa International Airport52 mi away
- EBA · Marina Di Campo Airport62 mi away
Frequently asked questions
How far is ALS from SAY?
The flight distance from Alamosa (ALS) to Siena (SAY) is 5,611 miles (9,030 km, 4,876 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALS to SAY?
A nonstop flight takes about 11h 28m 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 time difference between Alamosa and Siena?
Siena is 8 hours ahead of Alamosa.
What is the cheapest way to fly from ALS to SAY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALS–SAY that never appear on search engines, with no booking fees.