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Flight Sniper

New York to London in December 2026

NYC to LON · Round trips departing in December · Economy · Prices per person in USD

Prices updated

Cheapest in December $608 Dec 6 – 13 · 1 stop Book this fare
Typical in December $864 Median of 38 date combinations
Usual on this route $612 December's cheapest is 1% less
Good price — book if the dates work 1% below the usual $612, and departure is only 21 days away. Based on 47 days of prices.
Not ready to book? Get an email when December fares drop below your price.

December 2026 by departure day

Cheapest round trip leaving that day
Cheapest round trip from New York to London for each departure day in December 2026
MonTueWedThuFriSatSun
1 2 $724 3 $636 4 5 6 $608
7 8 $672 9 $666 10 11 $776 12 $771 13 $704
14 $721 15 $827 16 $963 17 $958 18 $1,106 19 $1,109 20 $1,183
21 $1,066 22 $1,098 23 $1,060 24 25 26 27 $1,043
28 29 $873 30 31

Empty days: no round trip found for that departure date yet. Green = cheapest third of the month.

Cheapest dates in December 2026

Round trip, per person
  • Dec 6 – 13 7 nights · leave Sun
    $608
    SAS Scandinavian 1 stop · 10h 05m
    Book
  • Dec 3 – 9 6 nights · leave Thu
    $636
    SAS Scandinavian 1 stop · 10h 05m
    Book
  • Dec 9 – 11 2 nights · leave Wed
    $666
    SWISS 1 stop · 9h 50m
    Book
  • Dec 8 – 15 7 nights · leave Tue
    $672
    American Airlines 1 stop · 7h 00m
    Book
  • Dec 3 – 12 9 nights · leave Thu
    $688
    SAS Scandinavian 1 stop · 10h 05m
    Book
  • Dec 13 – 20 7 nights · leave Sun
    $704
    Icelandair 1 stop · 8h 40m
    Book
  • Dec 6 – 8 2 nights · leave Sun
    $709
    American Airlines 1 stop · 7h 00m
    Book
  • Dec 14 – 16 2 nights · leave Mon
    $721
    SWISS 1 stop · 9h 50m
    Book
  • Dec 8 – 24 16 nights · leave Tue
    $723
    SAS Scandinavian 1 stop · 10h 45m
    Book
  • Dec 2 – 9 7 nights · leave Wed
    $724
    SAS Scandinavian 1 stop · 10h 05m
    Book

Prices change often. The booking site shows the final price before you pay.

Cheapest by trip length

2–4 nights $666 Dec 9 – 11 · 3 options
5–7 nights $608 Dec 6 – 13 · 22 options
8–14 nights $688 Dec 3 – 12 · 7 options
15–21 nights $723 Dec 8 – 24 · 6 options

Good to know for December

Airlines with cheap fares 11 airlines Most often: United Airlines, Icelandair, SAS Scandinavian.

December vs other months

Cheapest round trip per departure month
Cheapest round trip from New York to London by departure month
MonthCheapest round trip
November 2026$576
December 2026$581
January 2027$517 (cheapest month)
February 2027$576
March 2027$612
April 2027$613
May 2027$664
June 2027No fares found yet
July 2027$834
August 2027No fares found yet
September 2027No fares found yet
October 2027$828

New York to London in December: questions

What's the cheapest date to fly from New York to London in December 2026?

Leaving Sunday, December 6 and returning Sunday, December 13 (7 nights) for $608 round trip on SAS Scandinavian, the cheapest of the 38 date combinations we track that month.

How much is a round trip from New York to London in December 2026?

From $608. Half of the 38 date combinations we track are under $864. Prices are per person in USD and change often.

Is December a cheap month to fly from New York to London?

It ranks 4 of 9 months we have prices for. The cheapest month is January 2027, from $517.

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