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REP to LWT: distance & flight time
Siem-reap (Siem Reap International Airport) → Lewistown (Lewistown Municipal Airport)
7,780 mi
12,521 km · 6,761 nm
15h 43m
estimated nonstop flight time
-13h
time difference · heading northeast
See live REP→LWT fares Phone-only fares on this route — call free
Flight time details
7,780 miles nonstop takes roughly 15h 43m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- REP — Siem Reap International Airport · Siem-reap, Cambodia
- LWT — Lewistown Municipal Airport · Lewistown, 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 REP
- BBM · Battambang Airport45 mi away
- KZC · Kampong Chhnang Airport95 mi away
- PXR · Surin Airport103 mi away
- TDX · Trat Airport128 mi away
Near LWT
- GTF · Great Falls International Airport94 mi away
- BIL · Billings Logan International Airport96 mi away
- HVR · Havre City County Airport104 mi away
- LVM · Mission Field104 mi away
Frequently asked questions
How far is REP from LWT?
The flight distance from Siem-reap (REP) to Lewistown (LWT) is 7,780 miles (12,521 km, 6,761 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from REP to LWT?
A nonstop flight takes about 15h 43m 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 Siem-reap and Lewistown?
Lewistown is 13 hours behind Siem-reap.
What is the cheapest way to fly from REP to LWT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on REP–LWT that never appear on search engines, with no booking fees.