Cheap flights from Hanoi to Hong Kong
from 82 US$
From 180 USD — compare hundreds of airlines
The cheapest month is usually 2026-09 · 82 US$
See prices for my dates →Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from Hanoi to Hong Kong, a about 875 km route (around 1h 36m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as Cathay Pacific, Hong Kong Airlines, Aero Nomad Airlines operate this route.
When to buy and when to fly
Prices by date
Fares found by date — cheapest days in green.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly Hanoi to Hong Kong?
It's usually 2026-09, from 82 USD. Use the price calendar to compare other dates.
How long is the flight from Hanoi to Hong Kong?
A nonstop flight takes about 1h 36m and covers around 875 km. Connecting itineraries take longer.
Are there direct flights from Hanoi to Hong Kong?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Hanoi to Hong Kong?
Cathay Pacific, Hong Kong Airlines, Aero Nomad Airlines, HK Express operate this route, among others. Compare them all in the results.
When should I book Hanoi–Hong Kong flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
Compare your dates in seconds
Hanoi → Hong Kong · Live fares from 100+ sites — free, with no hidden fees.