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DUC to SIF: distance & flight time
Duncan (Halliburton Field) → Simara (Simara Airport)
8,174 mi
13,155 km · 7,103 nm
16h 30m
estimated nonstop flight time
+10.8h
time difference · heading north
See live DUC→SIF fares Phone-only fares on this route — call free
Flight time details
8,174 miles nonstop takes roughly 16h 30m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.8-hour time gain when reading arrival times on your ticket.
The two airports
- DUC — Halliburton Field · Duncan, United States
- SIF — Simara Airport · Simara, Nepal
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 DUC
Near SIF
- KTM · Tribhuvan International Airport44 mi away
- BHR · Bharatpur Airport49 mi away
- MEY · Meghauli Airport54 mi away
- JKR · Janakpur Airport66 mi away
Frequently asked questions
How far is DUC from SIF?
The flight distance from Duncan (DUC) to Simara (SIF) is 8,174 miles (13,155 km, 7,103 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DUC to SIF?
A nonstop flight takes about 16h 30m 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 Duncan and Simara?
Simara is 10.8 hours ahead of Duncan.
What is the cheapest way to fly from DUC to SIF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DUC–SIF that never appear on search engines, with no booking fees.