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ALS to DTB: distance & flight time
Alamosa (San Luis Valley Regional Bergman Field) → Siborong-Borong (Silangit Airport)
9,266 mi
14,912 km · 8,052 nm
18h 38m
estimated nonstop flight time
+13h
time difference · heading northwest
See live ALS→DTB fares Phone-only fares on this route — call free
Flight time details
9,266 miles nonstop takes roughly 18h 38m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- ALS — San Luis Valley Regional Bergman Field · Alamosa, United States
- DTB — Silangit Airport · Siborong-Borong, Indonesia
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 DTB
- FLZ · Dr Ferdinand Lumban Tobing Airport49 mi away
- AEG · Aek Godang Airport67 mi away
- MES · Soewondo Air Force Base92 mi away
- KNO · Kualanamu International Airport96 mi away
Frequently asked questions
How far is ALS from DTB?
The flight distance from Alamosa (ALS) to Siborong-Borong (DTB) is 9,266 miles (14,912 km, 8,052 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALS to DTB?
A nonstop flight takes about 18h 38m 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 Siborong-Borong?
Siborong-Borong is 13 hours ahead of Alamosa.
What is the cheapest way to fly from ALS to DTB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALS–DTB that never appear on search engines, with no booking fees.