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HPH to UBP: distance & flight time
Haiphong (Cat Bi International Airport) → Ubon Ratchathani (Ubon Ratchathani Airport)
404 mi
649 km · 351 nm
1h 21m
estimated nonstop flight time
Same time
time difference · heading south
See live HPH→UBP fares Phone-only fares on this route — call free
Flight time details
404 miles nonstop takes roughly 1h 21m gate to gate, flying south. 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
- UBP — Ubon Ratchathani Airport · Ubon Ratchathani, 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 UBP
- PKZ · Pakse International Airport61 mi away
- ZVK · Savannakhet Airport90 mi away
- ROI · Roi Et Airport94 mi away
- PXR · Surin Airport95 mi away
Frequently asked questions
How far is HPH from UBP?
The flight distance from Haiphong (HPH) to Ubon Ratchathani (UBP) is 404 miles (649 km, 351 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HPH to UBP?
A nonstop flight takes about 1h 21m 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 UBP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HPH–UBP that never appear on search engines, with no booking fees.