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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

See prices for these datesCheck today's price

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

See prices for these datesCheck today's price

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
2 Dec – 17 Dec$775Shenzhen Airlinesout 1 stop, back 1 stopfound 7 days agoSee prices for these dates
8 Dec – 18 Dec$870SAS Scandinavianout 2 stops, back 2 stopsfound 4 days agoSee prices for these dates
6 Dec – 20 Dec$919China Easternout 1 stop, back 1 stopfound 5 days agoSee prices for these dates
10 Dec – 19 Dec$957easyJetout 2 stops, back 2 stopsfound 4 days agoSee prices for these dates
7 Dec – 18 Dec$1,003easyJetout 2 stops, back 2 stopsfound 4 days agoSee prices for these dates

Every date we hold

10 departure dates

2 Dec – 17 Dec: $775, found 7 days ago6 Dec – 20 Dec: $919, found 5 days ago7 Dec – 18 Dec: $1,003, found 4 days ago8 Dec – 18 Dec: $870, found 4 days ago10 Dec – 19 Dec: $957, found 4 days ago13 Dec – 20 Dec: $2,102, found 7 days ago15 Dec – 25 Dec: $1,250, found 5 days ago20 Dec – 2 Jan 2027: $2,832, found 5 days ago24 Dec – 7 Jan 2027: $2,113, found 5 days ago30 Dec – 7 Jan 2027: $1,771, found 6 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
2 Dec – 17 Dec$775Shenzhen AirlinesLondon Heathrow Airport (LHR) → Narita International Airport (NRT)out 1 stop, back 1 stopfound 7 days agoSee prices for these dates
6 Dec – 20 Dec$919China EasternLondon Gatwick Airport (LGW) → Haneda Airport (HND)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
7 Dec – 18 Dec$1,003easyJetLondon Gatwick Airport (LGW) → Narita International Airport (NRT)out 2 stops, back 2 stopsfound 4 days agoSee prices for these dates
8 Dec – 18 Dec$870SAS ScandinavianLondon Gatwick Airport (LGW) → Haneda Airport (HND)out 2 stops, back 2 stopsfound 4 days agoSee prices for these dates
10 Dec – 19 Dec$957easyJetLondon Southend Airport (SEN) → Narita International Airport (NRT)out 2 stops, back 2 stopsfound 4 days agoSee prices for these dates
13 Dec – 20 Dec$2,102easyJetLondon Southend Airport (SEN) → Haneda Airport (HND)out 1 stop, back 1 stopfound 7 days agoSee prices for these dates
15 Dec – 25 Dec$1,250Lufthansa City AirlinesLondon Heathrow Airport (LHR) → Haneda Airport (HND)out 2 stops, back 1 stopfound 5 days agoSee prices for these dates
20 Dec – 2 Jan 2027$2,832easyJetLondon Southend Airport (SEN) → Haneda Airport (HND)out 2 stops, back 2 stopsfound 5 days agoSee prices for these dates
24 Dec – 7 Jan 2027$2,113KLMLondon City Airport (LCY) → Narita International Airport (NRT)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
30 Dec – 7 Jan 2027$1,771KLMLondon City Airport (LCY) → Narita International Airport (NRT)out 2 stops, back 2 stopsfound 6 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $633.

November 2026From $633Cheapest seen6 departure dates29 Nov – 5 Dec · found 2 days agoSee prices for these dates
December 2026From $77510 departure dates2 Dec – 17 Dec · found 7 days agoSee prices for these dates
January 2027From $7505 departure dates22 Jan 2027 – 30 Jan 2027 · found 2 days agoSee prices for these dates
February 2027From $1,4043 departure dates7 Feb 2027 – 20 Feb 2027 · found 4 days agoSee prices for these dates
March 2027From $75114 departure dates2 Mar 2027 – 12 Mar 2027 · found 7 days agoSee prices for these datesEvery date in March 2027
April 2027From $7929 departure dates24 Apr 2027 – 9 May 2027 · found 3 days agoSee prices for these datesEvery date in April 2027
May 2027From $7625 departure dates21 May 2027 – 11 Jun 2027 · found 2 days agoSee prices for these dates
August 2027From $1,2391 departure date14 Aug 2027 – 29 Aug 2027 · found 6 days agoSee prices for these dates
September 2027From $9512 departure dates1 Sept 2027 – 16 Sept 2027 · found 4 days agoSee prices for these dates
October 2027From $7694 departure dates10 Oct 2027 – 23 Oct 2027 · found 3 days agoSee prices for these dates

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