Cheap flights from Hong Kong to Hanoi from $71 HKG → HAN

Found recently, and the cheapest we hold

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $114 to $183.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other 3-night return fares leaving within 3 days of 28 Nov to compare.

Every date we hold

12 fares on 9 departure dates

Which month looks cheapest?

November 2026 is the cheapest month — from $127.

Found recently, and the cheapest we hold

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $63 to $122.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

No. We hold one-way fares on 3 other departure dates within 3 days of 15 Nov, and none is cheaper.

Every date we hold

50 fares on 50 departure dates

Which month looks cheapest?

November 2026 is the cheapest month — from $69.

Return

Fares 60 to 89 days before departure were typically 27% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

The cheapest fares were 7 to 13 days before departure.

From the cheapest one-way each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

How much is a return flight from Hong Kong to Hanoi?

The cheapest return found recently is $128 with HK Express, 28 Nov to 1 Dec, found 2 days ago. The cheapest return we hold, of any age, is $127 with HK Express, 28 Nov to 1 Dec, found 6 days ago. The cheapest return fare on each of 9 departure dates is usually $130 to $170.

How much is a one-way flight from Hong Kong to Hanoi?

The cheapest one-way found recently is $71 with HK Express, 15 Nov, found 2 days ago. The cheapest one-way we hold, of any age, is $69 with HK Express, 27 Nov, found 3 days ago. The cheapest one-way fare on each of 50 departure dates is usually $72 to $79.

What is the cheapest month to fly from Hong Kong to Hanoi?

November 2026 is the cheapest month for a return, from $127, 28 Nov to 1 Dec, found 6 days ago. It is the cheapest month for a one-way too, from $69, 27 Nov, found 3 days ago.

Every date in November 2026

How far ahead should I book a flight from Hong Kong to Hanoi?

In 49 days of prices between 24 Sept and 11 Nov, return fares 60 to 89 days before departure were typically 27% lower than 0 to 6 days before departure. One-way fares were cheapest 7 to 13 days before departure.

Is there a direct flight from Hong Kong to Hanoi?

Yes, the cheapest nonstop return found recently is $128 with HK Express, 28 Nov to 1 Dec, found 2 days ago. The cheapest nonstop one-way found recently is $71 with HK Express, 15 Nov, found 2 days ago.

How long is the flight from Hong Kong to Hanoi?

The cheapest nonstop one-way found recently, with HK Express on 15 Nov, takes 2 h 15 min from Hong Kong International Airport (HKG) to Noi Bai International Airport (HAN).

Which airlines have the cheapest flights from Hong Kong to Hanoi?

Between 18 Nov and 8 Mar 2027, HK Express has the cheapest return on 8 of the 9 departure dates we hold, and Sun PhuQuoc Airways on 1. Between 13 Nov and 29 Oct 2027, HK Express has the cheapest one-way on 48 of the 50 departure dates we hold, and Sun PhuQuoc Airways on 2.