Hanoi to Seoul

1 ways to travelfastest 4h 10mfly from €93
Photo: Yohan Cho / Unsplash

How the cheapest fare moved

Aug 3: €95 €95 Jul 28 Aug 3 low €93 · high €107

Departure-day prices · July 2027 Hanoi → Seoul

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Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.

Return-day prices · July 2027 Seoul → Hanoi

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Best time to visit Seoul — climate

Jan: ~2°C daytime, 4 rainy days JanFeb: ~2°C daytime, 2 rainy days FebMar: ~12°C daytime, 8 rainy days 12° MarApr: ~17°C daytime, 6 rainy days 17° AprMay: ~22°C daytime, 9 rainy days 22° MayJun: ~28°C daytime, 13 rainy days 28° JunJul: ~32°C daytime, 14 rainy days 32° JulAug: ~31°C daytime, 16 rainy days 31° AugSep: ~26°C daytime, 11 rainy days 26° SepOct: ~19°C daytime, 14 rainy days 19° OctNov: ~12°C daytime, 2 rainy days 12° NovDec: ~3°C daytime, 9 rainy days Dec

Best value: Sep — fares from €93 and ~26°C daytime.

Flights from Hanoi to Seoul start around €93 (direct flights available). Range seen recently: €93–96, based on 6 fares found by travellers.

Fly (from €93)
4h 10mduration
€93–96recent fares
Book
Cheapest cached fares Hanoi → Seoul; direct flights available (e.g. VJ). · Based on 6 fares found by travellers in the last 48h

Cheapest round trips to Seoul

Fares found by travellers in the last 48 hours — refreshed daily.

Sep 12 – Sep 16 Vietjet · Direct · 4h 15m €142 Book
Sep 3 – Sep 10 Sun PhuQuoc Airways · Direct · 4h 25m €163 Book
Sep 16 – Sep 18 Vietjet · Direct · 4h 15m €179 Book
Oct 4 – Oct 4 Vietjet · Direct · 4h 15m €182 Book
Aug 21 – Aug 24 Vietjet · Direct · 4h 15m €184 Book
Aug 18 – Aug 27 Vietjet · Direct · 4h 15m €191 Book

Weather in Seoul

Tue 🌤️ 35° 26° 💧88%
Wed 🌤️ 36° 27° 💧40%
Thu ☀️ 36° 25° 💧0%
Fri 🌤️ 38° 27° 💧27%
Sat ⛈️ 34° 25° 💧80%
Sun ☁️ 33° 24° 💧58%
Mon ☁️ 30° 23° 💧43%

In Jul, Seoul typically sees ~30°C daytime highs and 24 rainy days.

Where to stay in Seoul

3★+ hotels from €103/night (40 hotels sampled, ~3 weeks out).

Ocloud Hotel Gangnam hotel · Seoul
from €103/night★ 4
ibis Styles Ambassador Seoul Myeong-dong hotel · Seoul
from €113/night★ 4
Klaven Hotel Myeongdong City Hall hotel · Seoul
from €113/night★ 3

Good to know

Time difference+2h
Time in the air4h 15m

Things to do in Seoul

Top-rated tours and tickets from €56 — book ahead for the popular ones.

Tours and tickets provided by Viator (a Tripadvisor company). Some links earn Stayonomy a commission.

About Seoul

Seoul (서울) is the capital of South Korea. With a population of over 9 million (with over 20 million in the wider metropolitan area), Seoul is by far South Korea's largest city and one of East Asia's financial and cultural centers. A fascinating blend of ancient traditions and cutting-edge digital technology, home to endless street food vendors and vast nightlife districts, an extraordinarily high-pressure educational system and serene Buddhist temples, a dynamic trend-setting youth culture and often crushing conformism, extraordinary architectu…

Read the full Seoul guide

Guide content from Wikivoyage contributors (CC BY-SA).

Round out the trip

Popular from Hanoi

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 2026-08-03. Some links earn Stayonomy a commission at no cost to you.