Flights by month
Seoul to Tokyo flights, month by month (2026)
A typical return fare from Seoul to Tokyo for each of 7 months, from departures we researched across a year. September is the cheapest, at around Rp4.447.014. Researched figures, not quotes: the partner shows what it costs today.
Typical return fare by month
Cheapest in Sep 2026, about Rp4.447.014
Mar 2027 costs about Rp1.545.625 more.
Researched fares: Rp3.001.000 to Rp36.228.967 per person over 63 checks, last on 2026-09-07. · Cheapest direct researched: Ethiopian Airlines at Rp3.001.000.
From our own live checks: for each departure we sampled in the month, the cheapest return fare per person the newest check found, averaged. The same figures as the fare index, last checked 2026-09-06. 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 Tokyo
- Fastest journey
- 2h 25m · Non-stop · Korean Air
- Cheapest itinerary
- 2h 30m · Non-stop · Korean Air
- Usually flown by
- Korean Air, Asiana Airlines
- Carbon, one way
- 127 kg CO₂
From the 50 fares we researched for a 2027-08-21 departure, checked 2026-09-07. Outbound journey times. Not a quote. How we work this out
Common questions
When is the cheapest month to fly from Seoul to Tokyo?
From what we captured across a year of departures, September is the cheapest month to fly Seoul to Tokyo, at around Rp4.447.014 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 Tokyo?
March is the dearest month we captured for Seoul to Tokyo, at around Rp5.992.639 return, about Rp1.545.625 more than the cheapest month.
How long is the flight from Seoul to Tokyo?
About 2h 25m non-stop, from the itineraries we captured for Seoul to Tokyo.
Which airlines fly from Seoul to Tokyo?
The fares we captured for Seoul to Tokyo were on Jeju Air, Korean Air, Jin Air, Asiana Airlines, among others.