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Helsinki to Bangkok in December 2026 HEL → BKK

Helsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)

For departures in December 2026, the cheapest return found recently is $1,046 with Finnair, 8 Dec – 7 Jan 2027, found today.

Return

In December 2026, the cheapest return fare on each of 14 departure dates is usually $772 to $1,079. Across all 44 departure dates we hold on this route, it is usually $713 to $818. Of the 4 months with enough return fares to compare, December 2026 is usually the most expensive.

Cheapest return found recently

$1,046

8 Dec – 7 Jan 2027 · Finnair

Helsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)

out 2 stops, back 1 stop

found today

See prices for these datesCheck today's price

Cheapest we hold, of any age

$616

2 Dec – 16 Dec · Juneyao Airlines

Helsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)

out 1 stop, back 1 stop

found 6 days ago

See prices for these datesCheck today's price

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
2 Dec – 16 Dec$616Juneyao Airlinesout 1 stop, back 1 stopfound 6 days agoSee prices for these dates
6 Dec – 20 Dec$722Finnairout 2 stops, back 1 stopfound 6 days agoSee prices for these dates
5 Dec – 19 Dec$730Juneyao Airlinesout 1 stop, back 1 stopfound 6 days agoSee prices for these dates
7 Dec – 17 Jan 2027$769Lufthansa City Airlinesout 2 stops, back 2 stopsfound 4 days agoSee prices for these dates
9 Dec – 23 Dec$781Finnairout 2 stops, back 1 stopfound 6 days agoSee prices for these dates

Every date we hold

14 departure dates

2 Dec – 16 Dec: $616, found 6 days ago5 Dec – 19 Dec: $730, found 6 days ago6 Dec – 20 Dec: $722, found 6 days ago7 Dec – 17 Jan 2027: $769, found 4 days ago8 Dec – 7 Jan 2027: $1,046, found today9 Dec – 23 Dec: $781, found 6 days ago11 Dec – 10 Jan 2027: $872, found 2 days ago19 Dec – 9 Jan 2027: $1,013, found 6 days ago20 Dec – 9 Jan 2027: $1,012, found 6 days ago21 Dec – 8 Jan 2027: $1,159, found 4 days ago22 Dec – 9 Jan 2027: $1,066, found 4 days ago23 Dec – 7 Jan 2027: $1,143, found 4 days ago25 Dec – 8 Jan 2027: $1,127, found 4 days ago28 Dec – 10 Jan 2027: $1,083, found yesterdayDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
2 Dec – 16 Dec$616Juneyao AirlinesHelsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
5 Dec – 19 Dec$730Juneyao AirlinesHelsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
6 Dec – 20 Dec$722FinnairHelsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)out 2 stops, back 1 stopfound 6 days agoSee prices for these dates
7 Dec – 17 Jan 2027$769Lufthansa City AirlinesHelsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)out 2 stops, back 2 stopsfound 4 days agoSee prices for these dates
8 Dec – 7 Jan 2027$1,046FinnairHelsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)out 2 stops, back 1 stopfound todaySee prices for these dates
9 Dec – 23 Dec$781FinnairHelsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)out 2 stops, back 1 stopfound 6 days agoSee prices for these dates
11 Dec – 10 Jan 2027$872LuxairHelsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)out 3 stops, back 3 stopsfound 2 days agoSee prices for these dates
19 Dec – 9 Jan 2027$1,013FinnairHelsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
20 Dec – 9 Jan 2027$1,012NORRAHelsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
21 Dec – 8 Jan 2027$1,159NORRAHelsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates
22 Dec – 9 Jan 2027$1,066NORRAHelsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates
23 Dec – 7 Jan 2027$1,143FinnairHelsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates
25 Dec – 8 Jan 2027$1,127LuxairHelsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)out 2 stops, back 2 stopsfound 4 days agoSee prices for these dates
28 Dec – 10 Jan 2027$1,083FinnairHelsinki-Vantaa Airport (HEL) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound yesterdaySee prices for these dates

Which month looks cheapest?

October 2026 is the cheapest month — from $547.

October 2026From $547Cheapest seen2 departure dates26 Oct – 9 Nov · found 4 days agoSee prices for these dates
November 2026From $6019 departure dates1 Nov – 15 Nov · found 6 days agoSee prices for these datesEvery date in November 2026
December 2026From $61614 departure dates2 Dec – 16 Dec · found 6 days agoSee prices for these dates
January 2027From $66312 departure dates17 Jan 2027 – 16 Feb 2027 · found 5 days agoSee prices for these datesEvery date in January 2027
February 2027From $7206 departure dates8 Feb 2027 – 22 Feb 2027 · found 2 days agoSee prices for these dates
March 2027From $7731 departure date22 Mar 2027 – 4 May 2027 · found 6 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