How the cheapest fare moved
Jul 24: €75
€75
Jul 18
Jul 24
low €75 · high €78
Departure-day prices · January 2027 Hong Kong → Hanoi
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Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.
Return-day prices · January 2027 Hanoi → Hong Kong
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Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.
Best time to visit Hanoi — climate Jan: ~23°C daytime, 3 rainy days
23°
Jan Feb: ~21°C daytime, 14 rainy days
21°
Feb Mar: ~25°C daytime, 6 rainy days
25°
Mar Apr: ~31°C daytime, 12 rainy days
31°
Apr May: ~31°C daytime, 19 rainy days
31°
May Jun: ~33°C daytime, 24 rainy days
33°
Jun Jul: ~33°C daytime, 22 rainy days
33°
Jul Aug: ~32°C daytime, 25 rainy days
32°
Aug Sep: ~31°C daytime, 20 rainy days
31°
Sep Oct: ~29°C daytime, 13 rainy days
29°
Oct Nov: ~24°C daytime, 11 rainy days
24°
Nov Dec: ~24°C daytime, 12 rainy days
24°
Dec Best value: Dec — fares from €69 and ~24°C daytime.
Flights from Hong Kong to Hanoi start around €69 (direct flights available). Range seen recently: €69–77, based on 11 fares found by travellers.
Fly (from €69)
2h 10m duration
€69–77 recent fares
Book
Cheapest cached fares Hong Kong → Hanoi; direct flights available (e.g. UO). · Based on 11 fares found by travellers in the last 48h
Cheapest round trips to Hanoi Fares found by travellers in the last 48 hours — refreshed daily.
Aug 4 – Aug 12
HK Express · Direct · 2h 10m
€132
Book
Sep 5 – Sep 19
HK Express · Direct · 2h 10m
€139
Book
Dec 15 – Jan 15
HK Express · Direct · 2h 10m
€139
Book
Nov 29 – Dec 9
HK Express · Direct · 2h 15m
€140
Book
Aug 3 – Aug 12
HK Express · Direct · 2h 10m
€140
Book
Dec 10 – Jan 8
HK Express · Direct · 2h 15m
€141
Book
Nov 23 – Nov 29
HK Express · Direct · 2h 15m
€149
Book
Jul 25 – Jul 26
HK Express · Direct · 2h 10m
€166
Book
Weather in Hanoi
Fri
⛈️
30°
25°
💧100%
Sat
⛈️
32°
24°
💧94%
Sun
⛈️
34°
26°
💧32%
Mon
⛈️
32°
27°
💧71%
Tue
⛈️
31°
25°
💧90%
Wed
⛈️
33°
25°
💧86%
Thu
⛈️
29°
25°
💧85%
In Jan, Hanoi typically sees ~22°C daytime highs and 9 rainy days.
Where to stay in Hanoi 3★+ hotels from €19/night (36 hotels sampled, ~3 weeks out).
Alisa Hotel & Spa
hotel · Hanoi
from €19/night ★ 4
Flora Centre Hotel & Spa
hotel · Hanoi
from €29/night ★ 4
Hanoi Marvellous Hotel & Spa
hotel · Hanoi
from €36/night ★ 4
Good to know Time difference -1h
Time in the air 2h 10m
Things to do in Hanoi Top-rated tours and tickets from €9 — book ahead for the popular ones.
Tours and tickets provided by Viator (a Tripadvisor company). Some links earn Stayonomy a commission.
About Hanoi
Hanoi (Vietnamese: Hà Nội), the capital of Vietnam and its second-largest city, is a fascinating blend of East and West, with Chinese influence from centuries of dominance, and French je ne sais quoi from its colonial past. It was largely unspoiled by the modern architecture of the 1970s and 80s, and is now undergoing a rapid transformation that makes it a rising star in Southeast Asia.
Read the full Hanoi guide
Guide content from Wikivoyage contributors (CC BY-SA).
Popular from Hong Kong Cheapest destinations travellers searched recently — refreshed daily.
Flight prices are real fares travellers found in the last 48 hours, refreshed daily — the booking site confirms the final price. Train, bus and ferry fares are shown on the operators' booking sites. Weather data by Open-Meteo ; exchange rates: ECB reference. Data updated 2026-07-24. Some links earn Stayonomy a commission at no cost to you.