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Irkutsk to Ulan-Ude flights in December 2026 from $53 IKT → UUD

Irkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)

For departures in December 2026, the cheapest return found recently is $82 with IrAero, 12 Dec – 13 Dec, found yesterday. The cheapest one-way found recently is $53 with S7 Airlines, 6 Dec, found yesterday.

Return

In December 2026, the cheapest return fare on each of 28 departure dates is usually $96 to $112. Across all 70 departure dates we hold on this route, it is usually $100 to $107. Of the 4 months with enough return fares to compare, 2 are usually cheaper than December 2026.

Cheapest return found recently

$82

12 Dec – 13 Dec · IrAero

Irkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)

out nonstop, back nonstop

found yesterday

See prices for these datesCheck today's price

It is also the cheapest return we hold, of any age.

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
5 Dec – 6 Dec$82IrAeroout nonstop, back nonstopfound 2 days agoSee prices for these dates
9 Dec – 13 Dec$82IrAeroout nonstop, back nonstopfound 2 days agoSee prices for these dates
12 Dec – 13 Dec$82IrAeroout nonstop, back nonstopfound yesterdaySee prices for these dates
21 Dec – 22 Dec$82IrAeroout nonstop, back nonstopfound 2 days agoSee prices for these dates
2 Dec – 6 Dec$90IrAeroout nonstop, back nonstopfound 2 days agoSee prices for these dates

Every date we hold

28 departure dates

1 Dec – 2 Dec: $102, found 6 days ago2 Dec – 6 Dec: $90, found 2 days ago3 Dec – 6 Dec: $98, found 4 days ago4 Dec – 6 Dec: $102, found 4 days ago5 Dec – 6 Dec: $82, found 2 days ago6 Dec – 8 Dec: $107, found 3 days ago7 Dec – 10 Dec: $105, found 4 days ago8 Dec – 13 Dec: $99, found 7 days ago9 Dec – 13 Dec: $82, found 2 days ago10 Dec – 24 Dec: $115, found 5 days ago11 Dec – 13 Dec: $101, found yesterday12 Dec – 13 Dec: $82, found yesterday13 Dec – 13 Dec: $98, found yesterday14 Dec – 16 Dec: $106, found 3 days ago16 Dec – 3 Jan 2027: $106, found 7 days ago17 Dec – 19 Dec: $100, found 2 days ago18 Dec – 22 Dec: $90, found yesterday19 Dec – 22 Dec: $90, found yesterday20 Dec – 21 Dec: $100, found 2 days ago21 Dec – 22 Dec: $82, found 2 days ago24 Dec – 29 Dec: $108, found 2 days ago25 Dec – 28 Dec: $119, found 2 days ago26 Dec – 27 Dec: $119, found 3 days ago27 Dec – 9 Jan 2027: $162, found 6 days ago28 Dec – 16 Jan 2027: $111, found 4 days ago29 Dec – 5 Jan 2027: $143, found 3 days ago30 Dec – 3 Jan 2027: $152, found 2 days ago31 Dec – 18 Jan 2027: $131, found 4 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Dec – 2 Dec$102S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 6 days agoSee prices for these dates
2 Dec – 6 Dec$90IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 2 days agoSee prices for these dates
3 Dec – 6 Dec$98S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 4 days agoSee prices for these dates
4 Dec – 6 Dec$102S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 4 days agoSee prices for these dates
5 Dec – 6 Dec$82IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 2 days agoSee prices for these dates
6 Dec – 8 Dec$107S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 3 days agoSee prices for these dates
7 Dec – 10 Dec$105S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 4 days agoSee prices for these dates
8 Dec – 13 Dec$99S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 7 days agoSee prices for these dates
9 Dec – 13 Dec$82IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 2 days agoSee prices for these dates
10 Dec – 24 Dec$115S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 5 days agoSee prices for these dates
11 Dec – 13 Dec$101S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound yesterdaySee prices for these dates
12 Dec – 13 Dec$82IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound yesterdaySee prices for these dates
13 Dec – 13 Dec$98S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound yesterdaySee prices for these dates
14 Dec – 16 Dec$106S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 3 days agoSee prices for these dates
16 Dec – 3 Jan 2027$106S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 7 days agoSee prices for these dates
17 Dec – 19 Dec$100S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 2 days agoSee prices for these dates
18 Dec – 22 Dec$90IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound yesterdaySee prices for these dates
19 Dec – 22 Dec$90IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound yesterdaySee prices for these dates
20 Dec – 21 Dec$100S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 2 days agoSee prices for these dates
21 Dec – 22 Dec$82IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 2 days agoSee prices for these dates
24 Dec – 29 Dec$108IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 2 days agoSee prices for these dates
25 Dec – 28 Dec$119S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 2 days agoSee prices for these dates
26 Dec – 27 Dec$119IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 3 days agoSee prices for these dates
27 Dec – 9 Jan 2027$162S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 6 days agoSee prices for these dates
28 Dec – 16 Jan 2027$111IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 4 days agoSee prices for these dates
29 Dec – 5 Jan 2027$143S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 3 days agoSee prices for these dates
30 Dec – 3 Jan 2027$152S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 2 days agoSee prices for these dates
31 Dec – 18 Jan 2027$131S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)out nonstop, back nonstopfound 4 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $82.

November 2026From $9017 departure dates14 Nov – 15 Nov · found yesterdaySee prices for these datesEvery date in November 2026
December 2026From $82Cheapest seen28 departure dates5 Dec – 6 Dec · found 2 days agoSee prices for these dates
January 2027From $10013 departure dates15 Jan 2027 – 16 Jan 2027 · found 2 days agoSee prices for these datesEvery date in January 2027
February 2027From $1006 departure dates2 Feb 2027 – 11 Feb 2027 · found 2 days agoSee prices for these datesEvery date in February 2027
March 2027From $1002 departure dates3 Mar 2027 – 7 Mar 2027 · found 2 days agoSee prices for these datesEvery date in March 2027
May 2027From $3971 departure date25 May 2027 – 26 May 2027 · found 7 days agoSee prices for these dates
July 2027From $3951 departure date31 Jul 2027 – 12 Aug 2027 · found 6 days agoSee prices for these dates
August 2027From $3931 departure date22 Aug 2027 – 23 Aug 2027 · found 4 days agoSee prices for these dates
October 2027From $3971 departure date24 Oct 2027 – 25 Oct 2027 · found 7 days agoSee prices for these dates

One-way

In December 2026, the cheapest one-way fare on each of 29 departure dates is usually $49 to $56. Across all 105 departure dates we hold on this route, it is usually $56 to $57. Of the 6 months with enough one-way fares to compare, December 2026 is usually the cheapest.

Cheapest one-way found recently

$53

6 Dec · S7 Airlines

Irkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)

nonstop

found yesterday

Open this tripCheck today's price

Cheapest we hold, of any age

$41

9 Dec · IrAero

Irkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)

nonstop

found 2 days ago

Open this tripCheck today's price

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
9 Dec$41IrAerononstopfound 2 days agoOpen this trip
12 Dec$41IrAerononstopfound 2 days agoOpen this trip
14 Dec$41IrAerononstopfound 2 days agoOpen this trip
21 Dec$41IrAerononstopfound 2 days agoOpen this trip
19 Dec$44IrAerononstopfound 5 days agoOpen this trip

Every date we hold

29 departure dates

1 Dec: $56, found 2 days ago2 Dec: $49, found 2 days ago3 Dec: $53, found 2 days ago4 Dec: $56, found 2 days ago5 Dec: $45, found 2 days ago6 Dec: $53, found yesterday7 Dec: $50, found 2 days ago8 Dec: $53, found 2 days ago9 Dec: $41, found 2 days ago10 Dec: $53, found 2 days ago11 Dec: $56, found 2 days ago12 Dec: $41, found 2 days ago13 Dec: $53, found 2 days ago14 Dec: $41, found 2 days ago15 Dec: $56, found 2 days ago16 Dec: $56, found 2 days ago17 Dec: $56, found yesterday18 Dec: $49, found 2 days ago19 Dec: $44, found 5 days ago20 Dec: $56, found 3 days ago21 Dec: $41, found 2 days ago22 Dec: $56, found 3 days ago23 Dec: $62, found 3 days ago24 Dec: $49, found 2 days ago25 Dec: $67, found 2 days ago26 Dec: $74, found 2 days ago27 Dec: $82, found 2 days ago28 Dec: $62, found 2 days ago31 Dec: $75, 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$56S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
2 Dec$49IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
3 Dec$53S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
4 Dec$56S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
5 Dec$45IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
6 Dec$53S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound yesterdayOpen this trip
7 Dec$50IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
8 Dec$53S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
9 Dec$41IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
10 Dec$53S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
11 Dec$56S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
12 Dec$41IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
13 Dec$53S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
14 Dec$41IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
15 Dec$56S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
16 Dec$56S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
17 Dec$56S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound yesterdayOpen this trip
18 Dec$49IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
19 Dec$44IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 5 days agoOpen this trip
20 Dec$56S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 3 days agoOpen this trip
21 Dec$41IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
22 Dec$56S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 3 days agoOpen this trip
23 Dec$62S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 3 days agoOpen this trip
24 Dec$49IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
25 Dec$67S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
26 Dec$74S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
27 Dec$82S7 AirlinesIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
28 Dec$62IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip
31 Dec$75IrAeroIrkutsk International Airport (IKT) → Ulan-Ude Airport (UUD)nonstopfound 2 days agoOpen this trip

Which month looks cheapest?

November 2026 is the cheapest month — from $41.

November 2026From $41Cheapest seen17 departure dates14 Nov · found yesterdayOpen this tripEvery date in November 2026
December 2026From $4129 departure dates9 Dec · found 2 days agoOpen this trip
January 2027From $5622 departure dates2 Jan 2027 · found 2 days agoOpen this tripEvery date in January 2027
February 2027From $5616 departure dates1 Feb 2027 · found 4 days agoOpen this tripEvery date in February 2027
March 2027From $5614 departure dates1 Mar 2027 · found 2 days agoOpen this tripEvery date in March 2027
August 2027From $2321 departure date4 Aug 2027 · found 7 days agoOpen this trip
September 2027From $2292 departure dates10 Sept 2027 · found 3 days agoOpen this trip
October 2027From $2304 departure dates13 Oct 2027 · found 3 days agoOpen this trip

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