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HPH to ZBY: distance & flight time
Haiphong (Cat Bi International Airport) → Sainyabuli (Sayaboury Airport)
343 mi
552 km · 298 nm
1h 22m
estimated nonstop flight time
—
time difference · heading west
See live HPH→ZBY fares Phone-only fares on this route — call free
Flight time details
343 miles nonstop takes roughly 1h 22m gate to gate, flying west. 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
- ZBY — Sayaboury Airport · Sainyabuli, Laos
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 ZBY
- LPQ · Luang Phabang International Airport54 mi away
- NNT · Nan Airport68 mi away
- XKH · Xieng Khouang Airport96 mi away
- ODY · Oudomsay Airport101 mi away
Frequently asked questions
How far is HPH from ZBY?
The flight distance from Haiphong (HPH) to Sainyabuli (ZBY) is 343 miles (552 km, 298 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HPH to ZBY?
A nonstop flight takes about 1h 22m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from HPH to ZBY?
Nonstop service on HPH–ZBY depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 22m nonstop estimate.
What is the cheapest way to fly from HPH to ZBY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HPH–ZBY that never appear on search engines, with no booking fees.
Why are some HPH to ZBY fares phone-only?
Consolidator contracts let us sell certain HPH–ZBY tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.