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SMI to UTH: distance & flight time
Samos (Samos Airport) → Udon Thani (Udon Thani Airport)
4,731 mi
7,614 km · 4,111 nm
9h 45m
estimated nonstop flight time
+4h
time difference · heading east
See live SMI→UTH fares Phone-only fares on this route — call free
Flight time details
4,731 miles nonstop takes roughly 9h 45m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- SMI — Samos Airport · Samos, Greece
- UTH — Udon Thani Airport · Udon Thani, 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 SMI
- JIK · Ikaria Airport31 mi away
- LRS · Leros Airport35 mi away
- ADB · Adnan Menderes International Airport44 mi away
- JKL · Kalymnos Airport50 mi away
Near UTH
- VTE · Wattay International Airport44 mi away
- KKC · Khon Kaen Airport64 mi away
- LOE · Loei Airport70 mi away
- SNO · Sakon Nakhon Airport89 mi away
Frequently asked questions
How far is SMI from UTH?
The flight distance from Samos (SMI) to Udon Thani (UTH) is 4,731 miles (7,614 km, 4,111 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMI to UTH?
A nonstop flight takes about 9h 45m 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 Samos and Udon Thani?
Udon Thani is 4 hours ahead of Samos.
What is the cheapest way to fly from SMI to UTH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMI–UTH that never appear on search engines, with no booking fees.