London to Bangkok in December 2026
LON to BKK · Round trips departing in December · Economy · Prices per person in USD
Prices updated
Typical in December
$854
Median of 18 date combinations
Usual on this route
$632
December's cheapest is 10% less
Good price — book if the dates work
10% below the usual $632, and departure is only 20 days away. Based on 47 days of prices.
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December 2026 by departure day
Cheapest round trip leaving that day| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
| 1 $617 | 2 | 3 | 4 | 5 $568 | 6 | |
| 7 $672 | 8 $616 | 9 | 10 | 11 | 12 | 13 |
| 14 $746 | 15 | 16 | 17 | 18 $854 | 19 | 20 |
| 21 $1,176 | 22 $990 | 23 $955 | 24 | 25 $1,128 | 26 | 27 |
| 28 $1,186 | 29 $840 | 30 $853 | 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 5 – 12 7 nights · leave Sat$568Turkmenistan Airlines 1 stop · 12h 20mBook
-
Dec 8 – 15 7 nights · leave Tue$616easyJet 2 stops · 14h 15mBook
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Dec 1 – 10 9 nights · leave Tue$617Shenzhen Airlines 1 stop · 15h 10mBook
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Dec 5 – 7 2 nights · leave Sat$633Turkmenistan Airlines 1 stop · 12h 20mBook
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Dec 7 – 11 4 nights · leave Mon$672easyJet 2 stops · 13h 35mBook
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Dec 14 – 20 6 nights · leave Mon$746Ryanair 2 stops · 14h 55mBook
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Dec 14 – 25 11 nights · leave Mon$764easyJet 2 stops · 17h 45mBook
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Dec 29 – Jan 18, 2027 20 nights · leave Tue$840easyJet 3 stops · 17h 00mBook
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Dec 30 – Jan 8, 2027 9 nights · leave Wed$853Tianjin Airlines 1 stop · 14h 30mBook
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Dec 18 – 25 7 nights · leave Fri$854easyJet 2 stops · 14h 25mBook
Prices change often. The booking site shows the final price before you pay.
Cheapest by trip length
2–4 nights
$633
Dec 5 – 7 · 2 options
5–7 nights
$568
Dec 5 – 12 · 9 options
8–14 nights
$617
Dec 1 – 10 · 6 options
15–21 nights
$840
Dec 29 – Jan 18, 2027 · 1 option
Good to know for December
Airlines with cheap fares
8 airlines
Most often: easyJet, Ajet, Turkmenistan Airlines.
December vs other months
Cheapest round trip per departure month| Month | Cheapest round trip |
|---|---|
| November 2026 | $567 |
| December 2026 | $535 |
| January 2027 | $577 |
| February 2027 | $520 |
| March 2027 | $499 (cheapest month) |
| April 2027 | $758 |
| May 2027 | $633 |
| June 2027 | $631 |
| July 2027 | $807 |
| August 2027 | $1,060 |
| September 2027 | $660 |
| October 2027 | $786 |
London to Bangkok in December: questions
What's the cheapest date to fly from London to Bangkok in December 2026?
Leaving Saturday, December 5 and returning Saturday, December 12 (7 nights) for $568 round trip on Turkmenistan Airlines, the cheapest of the 18 date combinations we track that month.
How much is a round trip from London to Bangkok in December 2026?
From $568. Half of the 18 date combinations we track are under $854. Prices are per person in USD and change often.
Is December a cheap month to fly from London to Bangkok?
It ranks 3 of 12 months we have prices for. The cheapest month is March 2027, from $499.