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HPH to UTH: distance & flight time
Haiphong (Cat Bi International Airport) → Udon Thani (Udon Thani Airport)
350 mi
563 km · 304 nm
1h 23m
estimated nonstop flight time
Same time
time difference · heading southwest
See live HPH→UTH fares Phone-only fares on this route — call free
Flight time details
350 miles nonstop takes roughly 1h 23m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- HPH — Cat Bi International Airport · Haiphong, Vietnam
- 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 HPH
- HAN · Noi Bai International Airport65 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 HPH from UTH?
The flight distance from Haiphong (HPH) to Udon Thani (UTH) is 350 miles (563 km, 304 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HPH to UTH?
A nonstop flight takes about 1h 23m 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 cheapest way to fly from HPH to UTH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HPH–UTH that never appear on search engines, with no booking fees.