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DET to REP: distance & flight time
Detroit (Coleman A. Young Municipal Airport) → Siem-reap (Siem Reap International Airport)
8,556 mi
13,769 km · 7,435 nm
17h 15m
estimated nonstop flight time
+11h
time difference · heading north
See live DET→REP fares Phone-only fares on this route — call free
Flight time details
8,556 miles nonstop takes roughly 17h 15m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- DET — Coleman A. Young Municipal Airport · Detroit, United States
- REP — Siem Reap International Airport · Siem-reap, Cambodia
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 DET
- DTW · Detroit Metropolitan Wayne County Airport22 mi away
- YQG · Windsor Airport10 mi away
- MTC · Selfridge Air National Guard Base Airport17 mi away
- PTK · Oakland County International Airport27 mi away
Near REP
- BBM · Battambang Airport45 mi away
- KZC · Kampong Chhnang Airport95 mi away
- PXR · Surin Airport103 mi away
- TDX · Trat Airport128 mi away
Frequently asked questions
How far is DET from REP?
The flight distance from Detroit (DET) to Siem-reap (REP) is 8,556 miles (13,769 km, 7,435 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DET to REP?
A nonstop flight takes about 17h 15m 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 Detroit and Siem-reap?
Siem-reap is 11 hours ahead of Detroit.
What is the cheapest way to fly from DET to REP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DET–REP that never appear on search engines, with no booking fees.