London to Tokyo flights in December 2026 from $870 LCY, LGW, LHR, LTN, QQS, SEN, STN → HND, NRT
London City Airport (LCY), London Gatwick Airport (LGW), London Heathrow Airport (LHR), London Luton Airport (LTN), St Pancras International RailSt (QQS), London Southend Airport (SEN), Stansted Airport (STN) → Haneda Airport (HND), Narita International Airport (NRT)
For departures in December 2026, the cheapest return found recently is $870 with SAS Scandinavian, 8 Dec – 18 Dec, found 4 days ago.
Return
In December 2026, the cheapest return fare on each of 10 departure dates is usually $929 to $2,019. Across all 59 departure dates we hold on this route, it is usually $807 to $1,270. Of the 8 months with enough return fares to compare, 5 are usually cheaper than December 2026.
Cheapest return found recently
$870
8 Dec – 18 Dec · SAS Scandinavian
London Gatwick Airport (LGW) → Haneda Airport (HND)
out 2 stops, back 2 stops
found 4 days ago
Cheapest we hold, of any age
$775
2 Dec – 17 Dec · Shenzhen Airlines
London Heathrow Airport (LHR) → Narita International Airport (NRT)
out 1 stop, back 1 stop
found 7 days ago
The cheapest dates in December 2026
| Dates | From | Airline | Stops | Found | |
|---|---|---|---|---|---|
| 2 Dec – 17 Dec | $775 | Shenzhen Airlines | out 1 stop, back 1 stop | found 7 days ago | See prices for these dates |
| 8 Dec – 18 Dec | $870 | SAS Scandinavian | out 2 stops, back 2 stops | found 4 days ago | See prices for these dates |
| 6 Dec – 20 Dec | $919 | China Eastern | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 10 Dec – 19 Dec | $957 | easyJet | out 2 stops, back 2 stops | found 4 days ago | See prices for these dates |
| 7 Dec – 18 Dec | $1,003 | easyJet | out 2 stops, back 2 stops | found 4 days ago | See prices for these dates |
Every date we hold
10 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 2 Dec – 17 Dec | $775 | Shenzhen Airlines | London Heathrow Airport (LHR) → Narita International Airport (NRT) | out 1 stop, back 1 stop | found 7 days ago | See prices for these dates |
| 6 Dec – 20 Dec | $919 | China Eastern | London Gatwick Airport (LGW) → Haneda Airport (HND) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 7 Dec – 18 Dec | $1,003 | easyJet | London Gatwick Airport (LGW) → Narita International Airport (NRT) | out 2 stops, back 2 stops | found 4 days ago | See prices for these dates |
| 8 Dec – 18 Dec | $870 | SAS Scandinavian | London Gatwick Airport (LGW) → Haneda Airport (HND) | out 2 stops, back 2 stops | found 4 days ago | See prices for these dates |
| 10 Dec – 19 Dec | $957 | easyJet | London Southend Airport (SEN) → Narita International Airport (NRT) | out 2 stops, back 2 stops | found 4 days ago | See prices for these dates |
| 13 Dec – 20 Dec | $2,102 | easyJet | London Southend Airport (SEN) → Haneda Airport (HND) | out 1 stop, back 1 stop | found 7 days ago | See prices for these dates |
| 15 Dec – 25 Dec | $1,250 | Lufthansa City Airlines | London Heathrow Airport (LHR) → Haneda Airport (HND) | out 2 stops, back 1 stop | found 5 days ago | See prices for these dates |
| 20 Dec – 2 Jan 2027 | $2,832 | easyJet | London Southend Airport (SEN) → Haneda Airport (HND) | out 2 stops, back 2 stops | found 5 days ago | See prices for these dates |
| 24 Dec – 7 Jan 2027 | $2,113 | KLM | London City Airport (LCY) → Narita International Airport (NRT) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 30 Dec – 7 Jan 2027 | $1,771 | KLM | London City Airport (LCY) → Narita International Airport (NRT) | out 2 stops, back 2 stops | found 6 days ago | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $633.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work