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UTH to HRI: distance & flight time
Udon Thani (Udon Thani Airport) → Mattala (Mattala Rajapaksa International Airport)
1,651 mi
2,657 km · 1,435 nm
3h 42m
estimated nonstop flight time
-1.5h
time difference · heading southwest
See live UTH→HRI fares Phone-only fares on this route — call free
Flight time details
1,651 miles nonstop takes roughly 3h 42m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1.5-hour time set-back when reading arrival times on your ticket.
The two airports
- UTH — Udon Thani Airport · Udon Thani, Thailand
- HRI — Mattala Rajapaksa International Airport · Mattala, Sri Lanka
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 UTH
- VTE · Wattay International Airport44 mi away
- KKC · Khon Kaen Airport64 mi away
- LOE · Loei Airport70 mi away
- SNO · Sakon Nakhon Airport89 mi away
Near HRI
- WRZ · Weerawila Airport8 mi away
- KCT · Koggala Airport59 mi away
- ADP · Ampara Airport81 mi away
- RML · Colombo Ratmalana Airport93 mi away
Frequently asked questions
How far is UTH from HRI?
The flight distance from Udon Thani (UTH) to Mattala (HRI) is 1,651 miles (2,657 km, 1,435 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UTH to HRI?
A nonstop flight takes about 3h 42m 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 Udon Thani and Mattala?
Mattala is 1.5 hours behind Udon Thani.
What is the cheapest way to fly from UTH to HRI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UTH–HRI that never appear on search engines, with no booking fees.