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NHT to UTH: distance & flight time
Northolt (RAF Northolt) → Udon Thani (Udon Thani Airport)
5,828 mi
9,379 km · 5,064 nm
11h 54m
estimated nonstop flight time
+6h
time difference · heading east
See live NHT→UTH fares Phone-only fares on this route — call free
Flight time details
5,828 miles nonstop takes roughly 11h 54m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- NHT — RAF Northolt · Northolt, United Kingdom
- 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 NHT
- LHR · London Heathrow Airport6 mi away
- LGW · London Gatwick Airport30 mi away
- HYC · Wycombe Air Park17 mi away
- LCY · London City Airport21 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 NHT from UTH?
The flight distance from Northolt (NHT) to Udon Thani (UTH) is 5,828 miles (9,379 km, 5,064 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NHT to UTH?
A nonstop flight takes about 11h 54m 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 Northolt and Udon Thani?
Udon Thani is 6 hours ahead of Northolt.
What is the cheapest way to fly from NHT to UTH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NHT–UTH that never appear on search engines, with no booking fees.