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DYL to USM: distance & flight time
Doylestown (Doylestown Airport) → Ko Samui (Samui Airport)
8,977 mi
14,447 km · 7,801 nm
18h 4m
estimated nonstop flight time
+11h
time difference · heading north
See live DYL→USM fares Phone-only fares on this route — call free
Flight time details
8,977 miles nonstop takes roughly 18h 4m 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
- DYL — Doylestown Airport · Doylestown, United States
- USM — Samui Airport · Ko Samui, Thailand
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 DYL
- PHL · Philadelphia International Airport32 mi away
- NXX · Willow Grove Naval Air Station/Joint Reserve Base9 mi away
- BBX · Wings Field15 mi away
- UKT · Quakertown Airport15 mi away
Near USM
- URT · Surat Thani Airport69 mi away
- NST · Nakhon Si Thammarat Airport70 mi away
- CJM · Chumphon Airport93 mi away
- UNN · Ranong Airport102 mi away
Frequently asked questions
How far is DYL from USM?
The flight distance from Doylestown (DYL) to Ko Samui (USM) is 8,977 miles (14,447 km, 7,801 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DYL to USM?
A nonstop flight takes about 18h 4m 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 Doylestown and Ko Samui?
Ko Samui is 11 hours ahead of Doylestown.
What is the cheapest way to fly from DYL to USM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DYL–USM that never appear on search engines, with no booking fees.