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HPH to SYD: distance & flight time
Haiphong (Cat Bi International Airport) → Sydney (Sydney Kingsford Smith International Airport)
4,782 mi
7,695 km · 4,155 nm
9h 51m
estimated nonstop flight time
+4h
time difference · heading southeast
See live HPH→SYD fares Phone-only fares on this route — call free
Flight time details
4,782 miles nonstop takes roughly 9h 51m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- HPH — Cat Bi International Airport · Haiphong, Vietnam
- SYD — Sydney Kingsford Smith International Airport · Sydney, Australia
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 SYD
- BWU · Sydney Bankstown Airport11 mi away
- CDU · Camden Airport29 mi away
- XRH · RAAF Base Richmond33 mi away
- WOL · Wollongong Airport48 mi away
Frequently asked questions
How far is HPH from SYD?
The flight distance from Haiphong (HPH) to Sydney (SYD) is 4,782 miles (7,695 km, 4,155 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HPH to SYD?
A nonstop flight takes about 9h 51m 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 SYD?
Nonstop service on HPH–SYD 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 9h 51m nonstop estimate.
What is the time difference between Haiphong and Sydney?
Sydney is 4 hours ahead of Haiphong.
What is the cheapest way to fly from HPH to SYD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HPH–SYD that never appear on search engines, with no booking fees.
Why are some HPH to SYD fares phone-only?
Consolidator contracts let us sell certain HPH–SYD 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.