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Ulaanbaatar to Ulan-Ude UBN → UUD

Chinggis Khaan International Airport (UBN) → Ulan-Ude Airport (UUD)

The cheapest return found recently is $533 with IrAero, 14 Nov – 18 Nov, found 2 days ago. The cheapest one-way found recently is $131 with IrAero, 20 Oct, found 2 days ago.

Return

The cheapest return fare on each of 9 departure dates is usually $533 to $676.

Cheapest return found recently

$533

14 Nov – 18 Nov · IrAero

Chinggis Khaan International Airport (UBN) → Ulan-Ude Airport (UUD)

Leaves 2:00 a.m. · Return leaves 8:05 p.m. · 27 h 15 min of travel, both ways together

out 1 stop, back 1 stop

found 2 days ago

See prices for these datesCheck today's price

Cheapest nonstop return

None seen yet.

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Found recently, and the cheapest we hold

Cheapest found recently $533 14 Nov – 18 Novfound 2 days agoSee prices for these dates

Cheapest we hold, of any age $343 25 Oct – 27 Octfound 3 days agoSee prices for these dates

What have prices looked like?

Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $343 to $679.

$533, the cheapest return found recently, sits here in that range of $343 to $679.

25 days is a short history, so treat this range as an early guide.

Those were the prices on those days, not today's.

Is this a good return price?

Compared with the cheapest return fare on each of 9 departure dates from 25 Oct to 27 Jun 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.

Could nearby dates be cheaper?

We hold no other 4-night return fares leaving within 3 days of 14 Nov to compare.

Every date we hold

9 fares on 9 departure dates

25 Oct – 27 Oct: $343, found 3 days ago26 Oct – 27 Oct: $605, found 2 days ago7 Nov – 10 Nov: $523, found 4 days ago14 Nov – 18 Nov: $533, found 2 days ago7 Dec – 11 Dec: $676, found 5 days ago20 Dec – 9 Jan 2027: $539, found 3 days ago21 Dec – 9 Jan 2027: $821, found 3 days ago29 Dec – 29 Dec: $586, found 3 days ago27 Jun 2027 – 17 Jul 2027: $1,566, found 5 days agoOctNovDecJun
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
25 Oct – 27 Oct$343IrAeroChinggis Khaan International Airport (UBN) → Ulan-Ude Airport (UUD)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
26 Oct – 27 Oct$605MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Ulan-Ude Airport (UUD)out 2 stops, back 1 stopfound 2 days agoSee prices for these dates
7 Nov – 10 Nov$523IrAeroChinggis Khaan International Airport (UBN) → Ulan-Ude Airport (UUD)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates
14 Nov – 18 Nov$533IrAeroChinggis Khaan International Airport (UBN) → Ulan-Ude Airport (UUD)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
7 Dec – 11 Dec$676Air ChinaChinggis Khaan International Airport (UBN) → Ulan-Ude Airport (UUD)out 3 stops, back 1 stopfound 5 days agoSee prices for these dates
20 Dec – 9 Jan 2027$539IrAeroChinggis Khaan International Airport (UBN) → Ulan-Ude Airport (UUD)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
21 Dec – 9 Jan 2027$821Air ChinaChinggis Khaan International Airport (UBN) → Ulan-Ude Airport (UUD)out 2 stops, back 1 stopfound 3 days agoSee prices for these dates
29 Dec – 29 Dec$586IrAeroChinggis Khaan International Airport (UBN) → Ulan-Ude Airport (UUD)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
27 Jun 2027 – 17 Jul 2027$1,566MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Ulan-Ude Airport (UUD)out 2 stops, back 2 stopsfound 5 days agoSee prices for these dates

Which month looks cheapest?

October 2026 is the cheapest month — from $343.

October 2026From $343Cheapest seen2 departure dates25 Oct – 27 Oct · found 3 days agoSee prices for these dates
November 2026From $5232 departure dates7 Nov – 10 Nov · found 4 days agoSee prices for these dates
December 2026From $5394 departure dates20 Dec – 9 Jan 2027 · found 3 days agoSee prices for these dates
June 2027From $1,5661 departure date27 Jun 2027 – 17 Jul 2027 · found 5 days agoSee prices for these dates

Airlines on the cheapest dates: IrAero, MIAT Mongolian Airlines, Air China.

One-way

The cheapest one-way fare on each of 3 departure dates is usually $192 to $394.

Cheapest one-way found recently

$131

20 Oct · IrAero

Chinggis Khaan International Airport (UBN) → Ulan-Ude Airport (UUD)

Leaves 2:00 a.m. · 27 h 45 min trip

1 stop

found 2 days ago

Open this tripCheck today's price

Cheapest nonstop one-way

None seen yet.

FareTell may earn a commission when you book through a partner.

Found recently, and the cheapest we hold

Cheapest found recently $131 20 Octfound 2 days agoOpen this trip

It is also the cheapest one-way we hold, of any age.

What have prices looked like?

Over 10 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $131 to $276.

At $131, the cheapest one-way found recently is at the low end of that range.

10 days is a short history, so treat this range as an early guide.

Those were the prices on those days, not today's.

Is this a good one-way price?

Compared with the cheapest one-way fare on each of 3 departure dates from 20 Oct to 27 Mar 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.

Could nearby dates be cheaper?

We hold no other one-way fares leaving within 3 days of 20 Oct to compare.

Every date we hold

3 fares on 3 departure dates

20 Oct: $131, found 2 days ago22 Mar 2027: $535, found 3 days ago27 Mar 2027: $253, found 3 days agoOctMar
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
20 Oct$131IrAeroChinggis Khaan International Airport (UBN) → Ulan-Ude Airport (UUD)1 stopfound 2 days agoOpen this trip
22 Mar 2027$535MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Ulan-Ude Airport (UUD)2 stopsfound 3 days agoOpen this trip
27 Mar 2027$253IrAeroChinggis Khaan International Airport (UBN) → Ulan-Ude Airport (UUD)1 stopfound 3 days agoOpen this trip

Which month looks cheapest?

October 2026 is the cheapest month — from $131.

October 2026From $131Cheapest seen1 departure date20 Oct · found 2 days agoOpen this trip
March 2027From $2532 departure dates27 Mar 2027 · found 3 days agoOpen this trip

Airlines on the cheapest dates: IrAero, MIAT Mongolian Airlines.

Premium cabin fares from Ulaanbaatar to Ulan-Ude

We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.

Today's prices for 14 Nov – 18 Nov in another cabin: Premium economy · Business · First

Today's prices for 20 Oct in another cabin: Premium economy · Business · First

How far ahead were prices cheapest for Ulaanbaatar to Ulan-Ude?

Return

The cheapest fares were 7 to 13 days before departure.

From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

See these ranges as a table
Typical price in each booking range — round trip, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
7–13 days$421$343Cheapest seen7
14–29 days$442$411+5%19
30–59 days$432$412+3%9
60–89 days$512$435+22%19

One-way

Not enough history yet: in 10 days of one-way prices, 24 Sept to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.

Live price for these dates

The cheapest return found recently is for 14 Nov – 18 Nov. A live search on this page shows what those dates cost now, for one adult in economy.

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