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Rome to Bangkok in December 2026 CIA, FCO → BKK, DMK

Ciampino-G. B. Pastine International Airport (CIA), Leonardo da Vinci-Fiumicino Airport (FCO) → Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK)

For departures in December 2026, the cheapest return found recently is $967 with Ajet, 20 Dec – 1 Jan 2027, found yesterday.

Return

In December 2026, the cheapest return fare on each of 16 departure dates is usually $639 to $906. Across all 43 departure dates we hold on this route, it is usually $596 to $738. Of the 5 months with enough return fares to compare, December 2026 is usually the most expensive.

Cheapest return found recently

$967

20 Dec – 1 Jan 2027 · Ajet

Leonardo da Vinci-Fiumicino Airport (FCO) → Suvarnabhumi Airport (BKK)

out 2 stops, back 1 stop

found yesterday

See prices for these datesCheck today's price

Cheapest we hold, of any age

$594

7 Dec – 21 Jan 2027 · Air China

Leonardo da Vinci-Fiumicino Airport (FCO) → 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
7 Dec – 21 Jan 2027$594Air Chinaout 1 stop, back 1 stopfound 6 days agoSee prices for these dates
1 Dec – 7 Dec$598Etihad Airwaysout 1 stop, back 1 stopfound 2 days agoSee prices for these dates
5 Dec – 18 Jan 2027$621ITA Airwaysout 2 stops, back 1 stopfound 6 days agoSee prices for these dates
10 Dec – 30 Jan 2027$634Saudiaout 1 stop, back 1 stopfound 6 days agoSee prices for these dates
14 Dec – 25 Jan 2027$641Oman Airout 1 stop, back 1 stopfound 6 days agoSee prices for these dates

Every date we hold

16 departure dates

1 Dec – 7 Dec: $598, found 2 days ago5 Dec – 18 Jan 2027: $621, found 6 days ago7 Dec – 21 Jan 2027: $594, found 6 days ago10 Dec – 30 Jan 2027: $634, found 6 days ago11 Dec – 5 Jan 2027: $995, found 6 days ago12 Dec – 28 Jan 2027: $680, found 6 days ago13 Dec – 18 Jan 2027: $709, found 6 days ago14 Dec – 25 Jan 2027: $641, found 6 days ago16 Dec – 19 Jan 2027: $751, found 6 days ago17 Dec – 18 Jan 2027: $897, found 6 days ago18 Dec – 16 Jan 2027: $934, found 6 days ago20 Dec – 1 Jan 2027: $967, found yesterday21 Dec – 30 Jan 2027: $725, found 4 days ago27 Dec – 8 Jan 2027: $860, found 2 days ago28 Dec – 6 Jan 2027: $1,207, found 5 days ago31 Dec – 12 Jan 2027: $843, found 2 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Dec – 7 Dec$598Etihad AirwaysLeonardo da Vinci-Fiumicino Airport (FCO) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
5 Dec – 18 Jan 2027$621ITA AirwaysLeonardo da Vinci-Fiumicino Airport (FCO) → Suvarnabhumi Airport (BKK)out 2 stops, back 1 stopfound 6 days agoSee prices for these dates
7 Dec – 21 Jan 2027$594Air ChinaLeonardo da Vinci-Fiumicino Airport (FCO) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
10 Dec – 30 Jan 2027$634SaudiaLeonardo da Vinci-Fiumicino Airport (FCO) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
11 Dec – 5 Jan 2027$995Air ArabiaLeonardo da Vinci-Fiumicino Airport (FCO) → Suvarnabhumi Airport (BKK)out 1 stop, back 2 stopsfound 6 days agoSee prices for these dates
12 Dec – 28 Jan 2027$680Etihad AirwaysLeonardo da Vinci-Fiumicino Airport (FCO) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
13 Dec – 18 Jan 2027$709Air IndiaLeonardo da Vinci-Fiumicino Airport (FCO) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
14 Dec – 25 Jan 2027$641Oman AirLeonardo da Vinci-Fiumicino Airport (FCO) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
16 Dec – 19 Jan 2027$751Hainan AirlinesLeonardo da Vinci-Fiumicino Airport (FCO) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
17 Dec – 18 Jan 2027$897Wizz AirLeonardo da Vinci-Fiumicino Airport (FCO) → Don Mueang International Airport (DMK)out 3 stops, back 1 stopfound 6 days agoSee prices for these dates
18 Dec – 16 Jan 2027$934Wizz Air MaltaLeonardo da Vinci-Fiumicino Airport (FCO) → Suvarnabhumi Airport (BKK)out 3 stops, back 1 stopfound 6 days agoSee prices for these dates
20 Dec – 1 Jan 2027$967AjetLeonardo da Vinci-Fiumicino Airport (FCO) → Suvarnabhumi Airport (BKK)out 2 stops, back 1 stopfound yesterdaySee prices for these dates
21 Dec – 30 Jan 2027$725Royal JordanianLeonardo da Vinci-Fiumicino Airport (FCO) → Suvarnabhumi Airport (BKK)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates
27 Dec – 8 Jan 2027$860Shenzhen AirlinesLeonardo da Vinci-Fiumicino Airport (FCO) → Suvarnabhumi Airport (BKK)out 2 stops, back 2 stopsfound 2 days agoSee prices for these dates
28 Dec – 6 Jan 2027$1,207RyanairCiampino-G. B. Pastine International Airport (CIA) → Suvarnabhumi Airport (BKK)out 2 stops, back 2 stopsfound 5 days agoSee prices for these dates
31 Dec – 12 Jan 2027$843RyanairLeonardo da Vinci-Fiumicino Airport (FCO) → Suvarnabhumi Airport (BKK)out 2 stops, back 2 stopsfound 2 days agoSee prices for these dates

Which month looks cheapest?

April 2027 is the cheapest month — from $519.

October 2026From $5782 departure dates29 Oct – 9 Nov · found 6 days agoSee prices for these dates
November 2026From $5416 departure dates20 Nov – 1 Dec · found 6 days agoSee prices for these dates
December 2026From $59416 departure dates7 Dec – 21 Jan 2027 · found 6 days agoSee prices for these dates
January 2027From $5426 departure dates11 Jan 2027 – 21 Jan 2027 · found 5 days agoSee prices for these dates
February 2027From $5428 departure dates27 Feb 2027 – 28 Mar 2027 · found 4 days agoSee prices for these datesEvery date in February 2027
April 2027From $519Cheapest seen3 departure dates7 Apr 2027 – 20 Apr 2027 · found 6 days agoSee prices for these dates
August 2027From $6452 departure dates6 Aug 2027 – 27 Aug 2027 · found 5 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