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XSP to HLN: distance & flight time
Singapore (Seletar Airport) → Helena (Helena Regional Airport)
8,471 mi
13,632 km · 7,361 nm
17h 5m
estimated nonstop flight time
-14h
time difference · heading northeast
See live XSP→HLN fares Phone-only fares on this route — call free
Flight time details
8,471 miles nonstop takes roughly 17h 5m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- XSP — Seletar Airport · Singapore, Singapore
- HLN — Helena Regional Airport · Helena, 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 XSP
- SIN · Singapore Changi Airport10 mi away
- QPG · Paya Lebar Air Base5 mi away
- TGA · Tengah Air Base11 mi away
- JHB · Senai International Airport21 mi away
Near HLN
- BTM · Bert Mooney Airport51 mi away
- GTF · Great Falls International Airport67 mi away
- BZN · Gallatin Field70 mi away
- LVM · Mission Field97 mi away
Frequently asked questions
How far is XSP from HLN?
The flight distance from Singapore (XSP) to Helena (HLN) is 8,471 miles (13,632 km, 7,361 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from XSP to HLN?
A nonstop flight takes about 17h 5m 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 Singapore and Helena?
Helena is 14 hours behind Singapore.
What is the cheapest way to fly from XSP to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on XSP–HLN that never appear on search engines, with no booking fees.