Cheap flights from Ulaanbaatar to Irkutsk

One-way fares from $98 · UBN → IKT · prices found by travellers in the last 48 hours

Compare all dates Irkutsk → Ulaanbaatar
Cheapest fare
$98

IrAero · Thu, Jan 14

Cheapest month
January

from $98

Direct flights
Yes

IrAero and S7 Airlines

Flight time
1h 00m

520 km

Get a price alert

We'll email you when Ulaanbaatar → Irkutsk drops to your price. It's free, and you can stop any time.

Today's cheapest fare is $98. We'll send one email to confirm. See our privacy policy.

Cheapest month to fly from Ulaanbaatar to Irkutsk

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 $156
  2. December 2026 $137
  3. January 2027 Cheapest $98
  4. February 2027 $141
  5. March 2027 $137
  6. April 2027 $430
  7. May 2027 $430
  8. June 2027 $432
  9. July 2027 $429
  10. October 2027 $466

Cheapest dates in January 2027

The lowest fares we've seen for each day, cheapest first.

IrAero
Depart02:00 Thu, Jan 14UBN → IKT 1h 00m · Direct
$98one way, per person
View deal
IrAero
Depart17:45 Sun, Jan 17UBN → IKT 1h 00m · Direct
$113one way, per person
View deal
IrAero
Depart01:15 Tue, Jan 12UBN → IKT 1h 00m · Direct
$137one way, per person
View deal
IrAero
Depart01:15 Tue, Jan 5UBN → IKT 1h 00m · Direct
$138one way, per person
View deal
S7 Airlines
Depart02:00 Fri, Jan 8UBN → IKT 1h 25m · Direct
$144one way, per person
View deal
S7 Airlines
Depart02:00 Fri, Jan 15UBN → IKT 1h 25m · Direct
$144one way, per person
View deal
S7 Airlines
Depart02:00 Fri, Jan 22UBN → IKT 1h 25m · Direct
$144one way, per person
View deal
IrAero
Depart17:45 Sun, Jan 10UBN → IKT 1h 00m · Direct
$155one way, per person
View deal
See every date in January 2027 →

Plan the rest of your trip to Irkutsk

Where to stay, what to do and getting around, from our travel partners.

Where to stay

Hotels in IrkutskCompare places to stay on Booking.com Find hotels →

Things to do

Things to do in IrkutskTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in IrkutskPre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in IrkutskCompare rental cars from major brands on EconomyBookings Compare cars →

About flights from Ulaanbaatar to Irkutsk

Ulaanbaatar (UBN) and Irkutsk (IKT) are about 520 km apart. Direct flights take around 1h 00m, and recent direct fares were with IrAero and S7 Airlines. Over the next few months, one-way fares start from $98, and January 2027 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Ulaanbaatar to Irkutsk?

The cheapest one-way fare we've seen recently is $98 with IrAero, departing Thursday, January 14, 2027. Over the coming months, the lowest fare in each month ranges from $98 to $466.

What is the cheapest month to fly from Ulaanbaatar to Irkutsk?

January 2027 currently has the lowest fares, from $98 one way.

Are there direct flights from Ulaanbaatar to Irkutsk?

Yes. Recent direct fares were with IrAero and S7 Airlines.

How long is the flight from Ulaanbaatar to Irkutsk?

A direct flight takes about 1h 00m. Ulaanbaatar and Irkutsk are around 520 km apart.

Which airlines fly from Ulaanbaatar to Irkutsk?

Recent fares on this route were with IrAero, MIAT Mongolian Airlines and S7 Airlines.

More cheap flights from Ulaanbaatar

Compare flights to Irkutsk from other cities →