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CND to UTH: distance & flight time
Constanta (Mihail Kogălniceanu International Airport) → Udon Thani (Udon Thani Airport)
4,617 mi
7,431 km · 4,012 nm
9h 31m
estimated nonstop flight time
+4h
time difference · heading east
See live CND→UTH fares Phone-only fares on this route — call free
Flight time details
4,617 miles nonstop takes roughly 9h 31m 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
- CND — Mihail Kogălniceanu International Airport · Constanta, Romania
- 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 CND
- TCE · Tulcea Airport50 mi away
- VAR · Varna Airport85 mi away
- BBU · Băneasa International Airport118 mi away
- OTP · Henri Coandă International Airport119 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 CND from UTH?
The flight distance from Constanta (CND) to Udon Thani (UTH) is 4,617 miles (7,431 km, 4,012 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CND to UTH?
A nonstop flight takes about 9h 31m 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 Constanta and Udon Thani?
Udon Thani is 4 hours ahead of Constanta.
What is the cheapest way to fly from CND to UTH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CND–UTH that never appear on search engines, with no booking fees.