The cheapest round-trip from London to Tokyo is about 687 EUR, usually in November 2026; April 2027 is priciest, so booking the low month saves around 368 EUR (~35%). Typical fare ~815 EUR, from 331 priced fares. Flightmussy live data, updated 2026-06-13.
Cheap flights from London (LHR/LGW/STN/LTN/LCY) to Tokyo (NRT/HND). Free, no signup, no ads, no tracking. Compare every airline across 12 months of fares on one heatmap — including low-cost carriers Google Flights often deprioritises.
Cheapest round-trip seen: 687 EUR, usually around November 2026. Typical fare ~815 EUR. Across the year prices range roughly 687–1055 EUR — about 35% cheaper in the low season than the peak (April 2027). Carriers on this route include Shenzhen, Cathay Pacific, Korean Air, Etihad.
Based on Flightmussy's live 12-month fare data; prices last updated 2026-06-13. Prices change constantly — search live for current fares.
The lowest round-trip fare we found for each month over the coming year — low season versus peak at a glance. November 2026 is cheapest; April 2027 is priciest.
| Jun 2026 | 707 EUR | |
|---|---|---|
| Jul 2026 | 876 EUR | |
| Aug 2026 | 779 EUR | |
| Sep 2026 | 733 EUR | |
| Oct 2026 | 733 EUR | |
| Nov 2026 | 687 EUR | |
| Dec 2026 | 815 EUR | |
| Jan 2027 | 815 EUR | |
| Feb 2027 | 815 EUR | |
| Mar 2027 | 818 EUR | |
| Apr 2027 | 1055 EUR | |
| May 2027 | 1033 EUR |
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