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Cheapest flights from Busan to Ulaanbaatar
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Busan to Ulaanbaatar. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
Remember that on average the ideal time to book flights is 2 months before departure!
A non-stop flight is the most convenient and comfortable way to fly from Busan to Ulaanbaatar, despite the fact that sometimes flights with transfers can cost significantly less.
Schedule of direct flights from Busan to Ulaanbaatar
The airlines on the Busan — Ulaanbaatar route each fly on specific days: Jeju Air flies on Sunday, Wednesday, Thursday, and Saturday. Jin Air flies on Monday and Friday. Air Busan flies on Tuesday and Friday.
Busan airports overview
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Ulaanbaatar airports overview
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Frequently asked questions (FAQ)
Answers to questions about the route that travelers are most interested in.
Special offers and sales on air tickets from Busan to Ulaanbaatar
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Alternative routes
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Cheapest one way flight
$141
Air Busan
Direct flight
3h 55m
06/05/2026
The cheapest one-way flight from Busan to Ulaanbaatar departs on 06/05/2026, is operated by Air Busan and costs $141
Cheapest round trip flight
$337
Air Busan
Direct flight
7h 25m
06/12/2026
The cheapest roundtrip flight from Busan to Ulaanbaatar departs on 06/12/2026, is operated by Air Busan and costs $337
The fastest flight
3h 50m
Fastest flight from Busan to Ulaanbaatar takes 3h 50m
Direct flights
Several times a week
There are direct flights on this route 5 days a week: Su, Tu, We, Fr, and Sa
Average flight duration
3h 57m
Distance
2309km
Timezone difference
1h
The distance between Busan and Ulaanbaatar is 2309km (1432 miles). The average flight duration is 3h 57m. The time difference between Busan and Ulaanbaatar is 1h
The Busan — Ulaanbaatar route is served by a wide range of airlines: 8 in total, including Air Busan, Jeju Air, Jin Air, Korean Air, T'way Air, Air China, Spring Airlines, and Eastar Jet. Competition among carriers gives passengers the opportunity to find tickets at attractive fares — with prices starting from $141. Our service helps compare all available offers within seconds and choose the most convenient option. You can filter flights by price, departure time, or baggage rules to make your trip as comfortable as possible. With so many airlines, there’s always a chance to catch special promotions and save.
Busan is served mainly by Gimhae International Airport (PUS), which functions as the city’s primary domestic and regional gateway with some international flights to China, Japan and Southeast Asia. Low-cost carriers and Korean full-service airlines both operate here, so fares can range from budget-friendly to mid-tier depending on carrier and season. The airport lies about 20 km west of downtown Busan; airport buses and the Busan–Gimhae Light Rail Transit typically take 30–50 minutes, taxis about 25–40 minutes with fares varying by distance and time of day. Pros: convenient for city access and a compact layout; cons: fewer long-haul options and peak-time crowds can affect comfort.
Chinggis Khaan International Airport (ULN) serves as Mongolia’s main international gateway and a growing regional hub, handling most long-haul and charter services as well as domestic flights. It typically hosts full-service carriers and some low-cost operators, so fares can range from budget-friendly to premium depending on route and season. The airport lies about 52 km (32 miles) south of central Ulaanbaatar; transfers by shuttle or taxi normally take 45–75 minutes, with public coach options taking slightly longer and fares generally modest. Pros include modern facilities and expanded capacity; cons are the longer transfer distance to the city and variable road traffic. Domestic flights may operate from Ulaanbaatar’s newer terminal with shorter ground times.
What is the cheapest price for flights from Busan to Ulaanbaatar?
The cheapest flight ticket from Busan to Ulaanbaatar according to data for the last 48 hours costs $141
When is the best time to buy air tickets on the route Busan — Ulaanbaatar?
Often the best time to buy tickets from Busan to Ulaanbaatar is 2 months before departure.
When is the cheapest time of year to fly from Busan to Ulaanbaatar?
Based on statistics over the past years, the lowest prices for flights from Busan to Ulaanbaatar can be found flying in these months: September, June, August.
How long does it take to fly from Busan to Ulaanbaatar?
The fastest flights from Busan to Ulaanbaatar start from 3 hours 50 minutes in the air.
Which airline can fly direct from Busan to Ulaanbaatar?
The following airlines operate direct flights on the route Busan — Ulaanbaatar: Air Busan, Jeju Air
The minimum one-way ticket price from Busan to Ulaanbaatar is $128 (September 2026), while the maximum is $245 (November 2026). On average, a ticket costs $177–$183.
Price dynamics
Tickets from Busan to Ulaanbaatar are getting more expensive each month. From June 2026 to November 2026, the increase reached 75%, with prices now at $245. It's unlikely to get cheaper than the current level.
Cheaper and more expensive periods
The most significant price increase was from June 2026 to August 2026 — up 25%. The best time to fly is August 2026–September 2026, when the average price is $152. In October 2026–November 2026, tickets cost around $239.
Best time to buy
Given the rising prices, it's best not to delay your purchase. Flying in August 2026–September 2026 can save you up to 36% compared to the most expensive months.
Price predictability
Price variation across months on this route is 23.6%. Your choice of departure month significantly affects the total flight cost.
