Ulan-Ude to Sanya in December 2026 UUD → SYX

Ulan-Ude Airport (UUD) → Sanya Phoenix International Airport (SYX)

For departures in December 2026, the cheapest return found recently is $737 with S7 Airlines, 20 Dec – 24 Dec, found yesterday.

Return

In December 2026, the cheapest return fare on each of 8 departure dates is usually $751 to $870. Across all 33 departure dates we hold on this route, it is usually $871 to $1,067. Of the 4 months with enough return fares to compare, December 2026 is usually the cheapest.

Cheapest return found recently

$737

20 Dec – 24 Dec · S7 Airlines

Ulan-Ude Airport (UUD) → Sanya Phoenix International Airport (SYX)

out 3 stops, back 2 stops

found yesterday

See prices for these dates Check today's price

Cheapest we hold, of any age

$714

1 Dec – 15 Dec · IrAero

Ulan-Ude Airport (UUD) → Sanya Phoenix International Airport (SYX)

out 2 stops, back 2 stops

found 4 days ago

See prices for these dates Check today's price

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The cheapest dates in December 2026

Dates	From	Airline	Stops	Found
1 Dec – 15 Dec	$714	IrAero	out 2 stops, back 2 stops	found 4 days ago	See prices for these dates
20 Dec – 24 Dec	$737	S7 Airlines	out 3 stops, back 2 stops	found yesterday	See prices for these dates
17 Dec – 24 Dec	$756	S7 Airlines	out 2 stops, back 2 stops	found yesterday	See prices for these dates
7 Dec – 24 Dec	$761	S7 Airlines	out 1 stop, back 2 stops	found yesterday	See prices for these dates
19 Dec – 30 Dec	$787	IrAero	out 2 stops, back 2 stops	found yesterday	See prices for these dates

Every date we hold

8 departure dates

See the chart as a table

The cheapest price seen for each departure date — per traveler in Economy.
Dates	From	Airline	Airports	Stops	Found
1 Dec – 15 Dec	$714	IrAero	Ulan-Ude Airport (UUD) → Sanya Phoenix International Airport (SYX)	out 2 stops, back 2 stops	found 4 days ago	See prices for these dates
7 Dec – 24 Dec	$761	S7 Airlines	Ulan-Ude Airport (UUD) → Sanya Phoenix International Airport (SYX)	out 1 stop, back 2 stops	found yesterday	See prices for these dates
17 Dec – 24 Dec	$756	S7 Airlines	Ulan-Ude Airport (UUD) → Sanya Phoenix International Airport (SYX)	out 2 stops, back 2 stops	found yesterday	See prices for these dates
19 Dec – 30 Dec	$787	IrAero	Ulan-Ude Airport (UUD) → Sanya Phoenix International Airport (SYX)	out 2 stops, back 2 stops	found yesterday	See prices for these dates
20 Dec – 24 Dec	$737	S7 Airlines	Ulan-Ude Airport (UUD) → Sanya Phoenix International Airport (SYX)	out 3 stops, back 2 stops	found yesterday	See prices for these dates
21 Dec – 30 Dec	$843	S7 Airlines	Ulan-Ude Airport (UUD) → Sanya Phoenix International Airport (SYX)	out 4 stops, back 3 stops	found yesterday	See prices for these dates
22 Dec – 23 Dec	$949	IrAero	Ulan-Ude Airport (UUD) → Sanya Phoenix International Airport (SYX)	out 3 stops, back 3 stops	found yesterday	See prices for these dates
31 Dec – 14 Jan 2027	$1,138	S7 Airlines	Ulan-Ude Airport (UUD) → Sanya Phoenix International Airport (SYX)	out 2 stops, back 2 stops	found 4 days ago	See prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $714.

November 2026From $7826 departure dates28 Nov – 9 Dec · found 6 days agoSee prices for these dates

December 2026From $714Cheapest seen8 departure dates1 Dec – 15 Dec · found 4 days agoSee prices for these dates

January 2027From $9198 departure dates11 Jan 2027 – 24 Jan 2027 · found 4 days agoSee prices for these dates Every date in January 2027

February 2027From $8311 departure date11 Feb 2027 – 16 Feb 2027 · found yesterdaySee prices for these dates

March 2027From $93610 departure dates2 Mar 2027 – 13 Mar 2027 · found 2 days agoSee prices for these dates Every date in March 2027

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