Flights by month
Seoul to Hanoi flights, month by month (2026)
A typical return fare from Seoul to Hanoi for each of 7 months, from departures we researched across a year. September is the cheapest, at around Rp3.074.152. Researched figures, not quotes: the partner shows what it costs today.
Typical return fare by month
Cheapest in Sep 2026, about Rp3.418.789
Jan 2027 costs about Rp4.307.949 more.
Researched fares: Rp5.210.688 to Rp5.521.876 per person over 4 checks, last on 2026-09-04. · Cheapest direct researched: Sun PhuQuoc Airways at Rp5.210.688.
Estimates from Google Flights, captured August 2026, for a one week return from Jakarta. Not a quote. What you pay depends on when you book. Departures from Sep 2026 to Mar 2027. How we work this out
Flying to Hanoi
- Typical journey time
- 5h 5m
- Stops
- 1, usually via TAO
- Usually flown by
- Vietjet, Asiana Airlines, Vietnam Airlines, Shandong
- Carbon, one way
- 230 kg CO₂
Common questions
When is the cheapest month to fly from Seoul to Hanoi?
From what we captured across a year of departures, September is the cheapest month to fly Seoul to Hanoi, at around Rp3.074.152 return. That is a researched figure from a dated snapshot, not a live quote, so check the price with a partner before you book.
When is the most expensive month to fly from Seoul to Hanoi?
January is the dearest month we captured for Seoul to Hanoi, at around Rp7.292.497 return, about Rp4.218.345 more than the cheapest month.
How long is the flight from Seoul to Hanoi?
About 5.1 hours with 1 stop, via TAO, from the itineraries we captured for Seoul to Hanoi.
Which airlines fly from Seoul to Hanoi?
The fares we captured for Seoul to Hanoi were on Vietjet, Asiana Airlines, Vietnam Airlines, Shandong, among others.