Need help booking?
Unpublished phone-only deals available
UTH to HPH: distance & flight time
Udon Thani (Udon Thani Airport) → Haiphong (Cat Bi International Airport)
350 mi
563 km · 304 nm
1h 23m
estimated nonstop flight time
Same time
time difference · heading northeast
See live UTH→HPH fares Phone-only fares on this route — call free
Flight time details
350 miles nonstop takes roughly 1h 23m gate to gate, flying northeast. 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
- UTH — Udon Thani Airport · Udon Thani, Thailand
- HPH — Cat Bi International Airport · Haiphong, Vietnam
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 HPH
- HAN · Noi Bai International Airport65 mi away
Frequently asked questions
How far is UTH from HPH?
The flight distance from Udon Thani (UTH) to Haiphong (HPH) is 350 miles (563 km, 304 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UTH to HPH?
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 UTH to HPH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UTH–HPH that never appear on search engines, with no booking fees.