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Flights between Hanoi (Soc Son) (HAN) and Hong Kong (HKG)

Noi Bai International Airport, Vietnam ↔ Hong Kong International Airport, Hong Kong

A direct route between Hanoi (Soc Son) and Hong Kong appears in the OpenFlights route network.

Airlines currently operating this route:

Observed from recent schedules · as of 26 Jul 2026 — sampled, not a live timetable; confirm with the airline.

Air Incheon (KJ)Atlas Air (5Y)Cathay Pacific (CX)Hong Kong Express (UO)K-Mile Air (8K)Vietnam Airlines (VN)
Distance
846 km
526 miles
Est. flight time
1h 33m
great-circle estimate
Time difference
~1h
varies with DST
View this route on the live map →Search fares on Skyscanner ↗

Climate

Typical monthly temperatures in Vietnam

Jan
25°
30/20
15mm
Feb
26°
31/21
20mm
Mar
28°
33/23
30mm
Apr
30°
35/25
50mm
May
33°
38/28
130mm
Jun
33°
38/28
180mm
Jul
33°
38/28
200mm
Aug
32°
37/27
250mm
Sep
31°
36/26
290mm
Oct
29°
34/24
290mm
Nov
27°
32/22
80mm
Dec
25°
30/20
25mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Typical monthly temperatures in Hong Kong

Jan
18°
23/13
25mm
Feb
19°
24/14
50mm
Mar
22°
27/17
80mm
Apr
25°
30/20
175mm
May
29°
34/24
305mm
Jun
30°
35/25
455mm
Jul
31°
36/26
380mm
Aug
31°
36/26
365mm
Sep
30°
35/25
250mm
Oct
28°
33/23
110mm
Nov
24°
29/19
40mm
Dec
20°
25/15
25mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Common questions

How far is Hanoi (Soc Son) from Hong Kong?

Hanoi (Soc Son) (HAN) and Hong Kong (HKG) are around 846 km (526 miles) apart — an estimated 1h 33m by air. Distances and flight times are great-circle estimates.

Which airlines have operated the HAN–HKG route?

Airlines recorded operating this route in the OpenFlights network include Air Incheon, Atlas Air, Cathay Pacific, Hong Kong Express, K-Mile Air, Vietnam Airlines. This reflects historical scheduled service and may be out of date.

What is the time difference between Hanoi (Soc Son) and Hong Kong?

Time difference ~ 1 hour (varies with daylight-saving).

When is it warmest in Hong Kong?

Across Hong Kong, the warmest month on average is July, with mean temperatures around 31°C. These are country-level monthly climate normals, not airport-specific.

Distances and flight times are great-circle estimates, not booked block times.