Which airline has the best punctuality record on Busan to Ulaanbaatar flights?

Over the past year, Air Busan have had the lowest number of delays on this route, with just 5% of flights being delayed.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

What is the most punctual flight time for Busan to Ulaanbaatar flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

How often are flights from Busan to Ulaanbaatar delayed?

About 7% of weekly flights between Busan and Ulaanbaatar have experienced delays in the past year, with the average delay time being 52 minutes.

How long is the flight from Busan to Ulaanbaatar?

A quick flight from Busan to Ulaanbaatar can take about 3h 50m. Jin Air provides one of the quickest options available for as low as £238. The distance from Busan to Ulaanbaatar is about 1425 mi. All flights are typically direct.

What are the most reliable airlines from Busan to Ulaanbaatar?

Consider Air Busan (94%), Asiana Airlines (94%) or Jin Air (94%) when booking your flight. These represent the most reliable airlines when flying from Busan to Ulaanbaatar.

Can I find deals for flights from Busan to Ulaanbaatar that include hotel bookings?

Yes. In addition to deals on Busan to Ulaanbaatar flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Busan to Ulaanbaatar?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Busan to Ulaanbaatar.

Can I find deals for business class flights from Busan to Ulaanbaatar?

Yes. Cheapflights offers flight deals from Busan to Ulaanbaatar by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£77+ Cheap Flights from Busan to Ulaanbaatar

Cheap flight deals from Busan to Ulaanbaatar

Enter your travel dates to find the best prices.

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Best

Direct

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One-way

Cheapest flights from Busan to Ulaanbaatar
Explore the most affordable flight options available from Busan to Ulaanbaatar. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Sun 27/921:35 -

Nonstop4h 00m

Thu 1/1002:20 -

Nonstop3h 30m

Deal found 16/9£219

Sat 26/921:35 -

Nonstop4h 00m

Thu 1/1002:20 -

Nonstop3h 30m

Deal found 16/9£234

Mon 5/1021:40 -

Nonstop3h 50m

Fri 9/1001:50 -

Nonstop3h 40m

Deal found 17/9£238

Fri 25/921:40 -

Nonstop3h 50m

Mon 28/901:50 -

Nonstop3h 40m

Deal found 17/9£241

Mon 28/921:40 -

Nonstop3h 50m

Fri 2/1001:50 -

Nonstop3h 40m

Deal found 17/9£251

Thu 17/921:35 -

Nonstop4h 00m

Sat 19/902:20 -

Nonstop3h 30m

Deal found 15/9£263

Sun 20/921:35 -

Nonstop4h 00m

Thu 24/902:20 -

Nonstop3h 30m

Deal found 17/9£265

Sun 20/921:35 -

Nonstop4h 00m

Wed 23/902:20 -

Nonstop3h 30m

Deal found 17/9£279

Mon 21/921:40 -

Nonstop3h 50m

Fri 25/901:50 -

Nonstop3h 40m

Deal found 18/9£284

Find flight deals from Busan to Ulaanbaatar

Round-trip from	£238
One-way from	£77
Popular in	December
Cheapest in	May
Average price	£203

Jin Air
5/10-9/10
Nonstop
7h 30m total
Busan to Ulaanbaatar

Search Deals

Jin Air
25/9-31/12
Nonstop
3h 50m total
Busan to Ulaanbaatar

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£41 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease (£14 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

BusanUlaanbaatar

PUS Busan Gimhae - UBN Ulaanbaatar Chinggis Khaan

PUSUBN

Busan Gimhae

Fri 25/9

21:40-00:30

Nonstop3h 50m

Ulaanbaatar Chinggis Khaan

Wed 31/12

00:00-02:00

Nonstop0h 00m

£77

BusanUlaanbaatar

PUS Busan Gimhae - UBN Ulaanbaatar Chinggis Khaan

PUSUBN

Busan Gimhae

Sun 4/10

21:35-00:35

Nonstop4h 00m

Ulaanbaatar Chinggis Khaan

Wed 31/12

00:00-02:00

Nonstop0h 00m

£84

BusanUlaanbaatar

PUS Busan Gimhae - UBN Ulaanbaatar Chinggis Khaan

PUSUBN

Busan Gimhae

Sun 27/9

21:35-00:35

Nonstop4h 00m

Ulaanbaatar Chinggis Khaan

Wed 31/12

00:00-02:00

Nonstop0h 00m

£95

BusanUlaanbaatar

PUS Busan Gimhae - UBN Ulaanbaatar Chinggis Khaan

PUSUBN

Busan Gimhae

Mon 28/9

21:40-00:30

Nonstop3h 50m

Ulaanbaatar Chinggis Khaan

Wed 31/12

00:00-02:00

Nonstop0h 00m

£110

BusanUlaanbaatar

PUS Busan Gimhae - UBN Ulaanbaatar Chinggis Khaan

PUSUBN

Busan Gimhae

Sat 26/9

21:35-00:35

Nonstop4h 00m

Ulaanbaatar Chinggis Khaan

Wed 31/12

00:00-02:00

Nonstop0h 00m

£111

BusanUlaanbaatar

PUS Busan Gimhae - UBN Ulaanbaatar Chinggis Khaan

PUSUBN

Busan Gimhae

Thu 1/10

21:35-00:35

Nonstop4h 00m

Ulaanbaatar Chinggis Khaan

Wed 31/12

00:00-02:00

Nonstop0h 00m

£186

BusanUlaanbaatar

PUS Busan Gimhae - UBN Ulaanbaatar Chinggis Khaan

PUSUBN

Busan Gimhae

Mon 5/10

21:40-00:30

Nonstop3h 50m

Ulaanbaatar Chinggis Khaan

Fri 9/10

01:50-06:30

Nonstop3h 40m

£238

BusanUlaanbaatar

PUS Busan Gimhae - UBN Ulaanbaatar Chinggis Khaan

PUSUBN

Busan Gimhae

Thu 1/10

21:35-00:35

Nonstop4h 00m

Ulaanbaatar Chinggis Khaan

Sun 4/10

02:20-06:50

Nonstop3h 30m

£443

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Sorted by cheapest first

Best time to book a flight from Busan to Ulaanbaatar

Have a flexible travel schedule? Discover the best time to fly to Ulaanbaatar from Busan with our price prediction graph.

PUS-UBN

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Busan to Ulaanbaatar

Prices

Delays

How far ahead should I book a flight from Busan to Ulaanbaatar?

The price you pay for your flight from Busan to Ulaanbaatar may vary depending on when you book. For the best chance of a lower fare, look to book 49 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest time of day to fly from PUS to UBN?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Busan to Ulaanbaatar as you normally would.

How much does it cost for a return flight from Busan to Ulaanbaatar?

Airfare is typical for this route at the moment.

Busan to Ulaanbaatar flights typically cost between £175 and £248 in October.
The cheapest return price found within the last 5 days was £238 on Jin Air (5 Oct–9 Oct).

Related info for your journey

How long is the flight from Busan to Ulaanbaatar?
A quick flight from Busan to Ulaanbaatar can take about 3h 50m. Jin Air provides one of the quickest options available for as low as £238. The distance from Busan to Ulaanbaatar is about 1425 mi. All flights are typically direct.
What are the most reliable airlines from Busan to Ulaanbaatar?
Consider Air Busan (94%), Asiana Airlines (94%) or Jin Air (94%) when booking your flight. These represent the most reliable airlines when flying from Busan to Ulaanbaatar.
Can I find deals for flights from Busan to Ulaanbaatar that include hotel bookings?
Yes. In addition to deals on Busan to Ulaanbaatar flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Busan to Ulaanbaatar?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Busan to Ulaanbaatar.
Can I find deals for business class flights from Busan to Ulaanbaatar?
Yes. Cheapflights offers flight deals from Busan to Ulaanbaatar by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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How does Cheapflights help users find flights from Busan to Ulaanbaatar?

When you search for this flight from Busan to Ulaanbaatar, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Busan to Ulaanbaatar?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Busan to Ulaanbaatar.

Can Cheapflights find flights from Busan to Ulaanbaatar with no change fees?

Yes, we can. To see specific flights from Busan to Ulaanbaatar with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Busan to Ulaanbaatar become cheaper?

Yes, Cheapflights offers price alerts on Busan to Ulaanbaatar flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Busan to Ulaanbaatar from £77

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Busan to Ulaanbaatar

Cheapest flights from Busan to UlaanbaatarExplore the most affordable flight options available from Busan to Ulaanbaatar. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Explore the most affordable flight options available from Busan to Ulaanbaatar. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Best flights from Busan to UlaanbaatarDiscover carefully curated flight deals from Busan to Ulaanbaatar that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Discover carefully curated flight deals from Busan to Ulaanbaatar that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Direct flights from Busan to UlaanbaatarExplore direct flight options from Busan to Ulaanbaatar based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 September 2026.

Explore direct flight options from Busan to Ulaanbaatar based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 September 2026.

Last-minute flights from Busan to UlaanbaatarDiscover last-minute flight deals from Busan to Ulaanbaatar. Data last updated 19 September 2026 and is based on user searches.

Discover last-minute flight deals from Busan to Ulaanbaatar. Data last updated 19 September 2026 and is based on user searches.

One-way flights from Busan to UlaanbaatarSearch for one-way flight options from Busan to Ulaanbaatar. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

Search for one-way flight options from Busan to Ulaanbaatar. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

Find flight deals from Busan to Ulaanbaatar

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Use the filters below to find and compare flights from Busan to Ulaanbaatar that are best for you.

Best time to book a flight from Busan to Ulaanbaatar

Have a flexible travel schedule? Discover the best time to fly to Ulaanbaatar from Busan with our price prediction graph.

Cheapflights Insights

How far ahead should I book a flight from Busan to Ulaanbaatar?

The price you pay for your flight from Busan to Ulaanbaatar may vary depending on when you book. For the best chance of a lower fare, look to book 49 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest time of day to fly from PUS to UBN?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Busan to Ulaanbaatar as you normally would.

How much does it cost for a return flight from Busan to Ulaanbaatar?

Airfare is typical for this route at the moment.

Busan to Ulaanbaatar flights typically cost between £175 and £248 in October.The cheapest return price found within the last 5 days was £238 on Jin Air (5 Oct–9 Oct).

How often are flights from Busan to Ulaanbaatar delayed?

About 7% of weekly flights between Busan and Ulaanbaatar have experienced delays in the past year, with the average delay time being 52 minutes.

What is the most punctual flight time for Busan to Ulaanbaatar flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Busan to Ulaanbaatar flights?

Over the past year, Air Busan have had the lowest number of delays on this route, with just 5% of flights being delayed.

Related info for your journey

How long is the flight from Busan to Ulaanbaatar?

What are the most reliable airlines from Busan to Ulaanbaatar?

Can I find deals for flights from Busan to Ulaanbaatar that include hotel bookings?

How can I find direct flights from Busan to Ulaanbaatar?

Can I find deals for business class flights from Busan to Ulaanbaatar?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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Complete your trip to Ulaanbaatar by adding a car hire and/or hotel booking to your travel itinerary.

Search flights from Busan to Ulaanbaatar by cabin class

Find flights from Busan to Ulaanbaatar, based on your preferred cabin class, be it economy, premium economy, business, or first class.

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Browse other Busan and Ulaanbaatar flight options. Last updated on 19 September 2026.

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Can Cheapflights notify me if prices for flights from Busan to Ulaanbaatar become cheaper?

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Cheapest flights from Busan to Ulaanbaatar
Explore the most affordable flight options available from Busan to Ulaanbaatar. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Best flights from Busan to Ulaanbaatar
Discover carefully curated flight deals from Busan to Ulaanbaatar that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Direct flights from Busan to Ulaanbaatar
Explore direct flight options from Busan to Ulaanbaatar based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 September 2026.

Last-minute flights from Busan to Ulaanbaatar
Discover last-minute flight deals from Busan to Ulaanbaatar. Data last updated 19 September 2026 and is based on user searches.

One-way flights from Busan to Ulaanbaatar
Search for one-way flight options from Busan to Ulaanbaatar. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

Busan to Ulaanbaatar flights typically cost between £175 and £248 in October.
The cheapest return price found within the last 5 days was £238 on Jin Air (5 Oct–9 Oct).