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New York to London flights in December 2026 from $712 EWR, JFK, LGA → LCY, LGW, LHR, LTN, SEN, STN

Newark Liberty International Airport (EWR), John F. Kennedy International Airport (JFK), LaGuardia Airport (LGA) → London City Airport (LCY), London Gatwick Airport (LGW), London Heathrow Airport (LHR), London Luton Airport (LTN), London Southend Airport (SEN), Stansted Airport (STN)

For departures in December 2026, the cheapest return found recently is $712 with SWISS, 12 Dec – 7 Jan 2027, found yesterday.

Return

In December 2026, the cheapest return fare on each of 19 departure dates is usually $644 to $924. Across all 57 departure dates we hold on this route, it is usually $592 to $798. Of the 4 months with enough return fares to compare, December 2026 is usually the most expensive.

Cheapest return found recently

$712

12 Dec – 7 Jan 2027 · SWISS

John F. Kennedy International Airport (JFK) → London Heathrow Airport (LHR)

out 1 stop, back 2 stops

found yesterday

See prices for these datesCheck today's price

Cheapest we hold, of any age

$592

3 Dec – 30 Jan 2027 · TAP Air Portugal

John F. Kennedy International Airport (JFK) → London Heathrow Airport (LHR)

out nonstop, back 2 stops

found 3 days ago

See prices for these datesCheck today's price

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
3 Dec – 30 Jan 2027$592TAP Air Portugalout nonstop, back 2 stopsfound 3 days agoSee prices for these dates
7 Dec – 30 Jan 2027$630TAP Air Portugalout 1 stop, back 2 stopsfound 6 days agoSee prices for these dates
9 Dec – 15 Dec$631Air Europaout 1 stop, back 1 stopfound 4 days agoSee prices for these dates
10 Dec – 29 Jan 2027$636SWISSout 1 stop, back 2 stopsfound 6 days agoSee prices for these dates
6 Dec – 13 Dec$643SAS Scandinavianout 1 stop, back 1 stopfound 6 days agoSee prices for these dates

Every date we hold

19 departure dates

3 Dec – 30 Jan 2027: $592, found 3 days ago5 Dec – 20 Dec: $772, found 6 days ago6 Dec – 13 Dec: $643, found 6 days ago7 Dec – 30 Jan 2027: $630, found 6 days ago8 Dec – 19 Dec: $715, found 5 days ago9 Dec – 15 Dec: $631, found 4 days ago10 Dec – 29 Jan 2027: $636, found 6 days ago11 Dec – 20 Dec: $807, found 3 days ago12 Dec – 7 Jan 2027: $712, found yesterday13 Dec – 18 Dec: $873, found today15 Dec – 8 Jan 2027: $645, found 5 days ago16 Dec – 31 Dec: $1,073, found 5 days ago18 Dec – 5 Feb 2027: $1,085, found 3 days ago22 Dec – 25 Dec: $975, found 4 days ago23 Dec – 2 Jan 2027: $1,268, found 3 days ago24 Dec – 23 Jan 2027: $711, found 5 days ago25 Dec – 4 Jan 2027: $1,144, found 3 days ago27 Dec – 20 Jan 2027: $792, found 8 hours ago31 Dec – 9 Jan 2027: $717, found 6 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
3 Dec – 30 Jan 2027$592TAP Air PortugalJohn F. Kennedy International Airport (JFK) → London Heathrow Airport (LHR)out nonstop, back 2 stopsfound 3 days agoSee prices for these dates
5 Dec – 20 Dec$772IcelandairJohn F. Kennedy International Airport (JFK) → London Luton Airport (LTN)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
6 Dec – 13 Dec$643SAS ScandinavianNewark Liberty International Airport (EWR) → London Heathrow Airport (LHR)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
7 Dec – 30 Jan 2027$630TAP Air PortugalNewark Liberty International Airport (EWR) → London Gatwick Airport (LGW)out 1 stop, back 2 stopsfound 6 days agoSee prices for these dates
8 Dec – 19 Dec$715IcelandairJohn F. Kennedy International Airport (JFK) → London Gatwick Airport (LGW)out 2 stops, back 2 stopsfound 5 days agoSee prices for these dates
9 Dec – 15 Dec$631Air EuropaJohn F. Kennedy International Airport (JFK) → Stansted Airport (STN)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates
10 Dec – 29 Jan 2027$636SWISSJohn F. Kennedy International Airport (JFK) → London City Airport (LCY)out 1 stop, back 2 stopsfound 6 days agoSee prices for these dates
11 Dec – 20 Dec$807Aer LingusJohn F. Kennedy International Airport (JFK) → London Heathrow Airport (LHR)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
12 Dec – 7 Jan 2027$712SWISSJohn F. Kennedy International Airport (JFK) → London Heathrow Airport (LHR)out 1 stop, back 2 stopsfound yesterdaySee prices for these dates
13 Dec – 18 Dec$873Aer LingusJohn F. Kennedy International Airport (JFK) → Stansted Airport (STN)out 1 stop, back 2 stopsfound todaySee prices for these dates
15 Dec – 8 Jan 2027$645IcelandairNewark Liberty International Airport (EWR) → London Luton Airport (LTN)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
16 Dec – 31 Dec$1,073American AirlinesJohn F. Kennedy International Airport (JFK) → London Heathrow Airport (LHR)out nonstop, back 1 stopfound 5 days agoSee prices for these dates
18 Dec – 5 Feb 2027$1,085IcelandairJohn F. Kennedy International Airport (JFK) → Stansted Airport (STN)out 2 stops, back 1 stopfound 3 days agoSee prices for these dates
22 Dec – 25 Dec$975United AirlinesNewark Liberty International Airport (EWR) → London Heathrow Airport (LHR)out 1 stop, back nonstopfound 4 days agoSee prices for these dates
23 Dec – 2 Jan 2027$1,268American AirlinesLaGuardia Airport (LGA) → London Heathrow Airport (LHR)out 2 stops, back 3 stopsfound 3 days agoSee prices for these dates
24 Dec – 23 Jan 2027$711TAP Air PortugalJohn F. Kennedy International Airport (JFK) → London Heathrow Airport (LHR)out 1 stop, back 2 stopsfound 5 days agoSee prices for these dates
25 Dec – 4 Jan 2027$1,144LufthansaLaGuardia Airport (LGA) → London Heathrow Airport (LHR)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
27 Dec – 20 Jan 2027$792British AirwaysJohn F. Kennedy International Airport (JFK) → London Heathrow Airport (LHR)out nonstop, back 2 stopsfound 8 hours agoSee prices for these dates
31 Dec – 9 Jan 2027$717LevelJohn F. Kennedy International Airport (JFK) → London Gatwick Airport (LGW)out 1 stop, back 2 stopsfound 6 days agoSee prices for these dates

Which month looks cheapest?

March 2027 is the cheapest month — from $459.

November 2026From $57611 departure dates24 Nov – 10 Dec · found 2 days agoSee prices for these datesEvery date in November 2026
December 2026From $59219 departure dates3 Dec – 30 Jan 2027 · found 3 days agoSee prices for these dates
January 2027From $55315 departure dates20 Jan 2027 – 26 Jan 2027 · found yesterdaySee prices for these datesEvery date in January 2027
February 2027From $5827 departure dates14 Feb 2027 – 5 Mar 2027 · found 5 days agoSee prices for these datesEvery date in February 2027
March 2027From $459Cheapest seen2 departure dates8 Mar 2027 – 15 Mar 2027 · found yesterdaySee prices for these dates
April 2027From $6641 departure date15 Apr 2027 – 22 May 2027 · found yesterdaySee prices for these dates
July 2027From $1,0711 departure date15 Jul 2027 – 29 Jul 2027 · found yesterdaySee prices for these dates
October 2027From $8281 departure date27 Oct 2027 – 3 Nov 2027 · found 4 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