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GIU to LWT: distance & flight time
Sigiriya (Sigiriya Air Force Base) → Lewistown (Lewistown Municipal Airport)
8,585 mi
13,816 km · 7,460 nm
17h 18m
estimated nonstop flight time
-11.5h
time difference · heading north
See live GIU→LWT fares Phone-only fares on this route — call free
Flight time details
8,585 miles nonstop takes roughly 17h 18m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.5-hour time set-back when reading arrival times on your ticket.
The two airports
- GIU — Sigiriya Air Force Base · Sigiriya, Sri Lanka
- 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 GIU
- HIM · Hingurakgoda Air Force Base18 mi away
- ACJ · Anuradhapura Air Force Base31 mi away
- TRR · China Bay Airport51 mi away
- BTC · Batticaloa Airport67 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 GIU from LWT?
The flight distance from Sigiriya (GIU) to Lewistown (LWT) is 8,585 miles (13,816 km, 7,460 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GIU to LWT?
A nonstop flight takes about 17h 18m 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 Sigiriya and Lewistown?
Lewistown is 11.5 hours behind Sigiriya.
What is the cheapest way to fly from GIU to LWT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GIU–LWT that never appear on search engines, with no booking fees.