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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
$135
Jeju Air
Direct flight
4 hours
10/01/2026
The cheapest one-way flight from Busan to Ulaanbaatar departs on 10/01/2026, is operated by Jeju Air and costs $135
Cheapest round trip flight
$377
Jeju Air
Direct flight
7h 20m
08/16/2026
The cheapest roundtrip flight from Busan to Ulaanbaatar departs on 08/16/2026, is operated by Jeju Air and costs $377
The fastest flight
3h 40m
Fastest flight from Busan to Ulaanbaatar takes 3h 40m
Direct flights
Several times a week
There are direct flights on this route 5 days a week: Su, Mo, We, Th, and Sa
Earliest flight
9:35 PM
Latest flight
10:00 PM
Average flight duration
3h 57m
Direct flights count
8
Distance
2309km
Timezone difference
1h
The distance between Busan and Ulaanbaatar is 2309km (1432 miles). The average flight duration is 3h 57m. There are 8 direct flights from Busan to Ulaanbaatar. The time difference between Busan and Ulaanbaatar is 1h. Flights from Busan begin at 9:35 PM. The latest flight from Busan departs at 10:00 PM
The Busan — Ulaanbaatar route is served by a wide range of airlines: 7 in total, including Jeju Air, Jin Air, T'way Air, Air Busan, Air China, Spring Airlines, and Korean Air. Competition among carriers gives passengers the opportunity to find tickets at attractive fares — with prices starting from $135. 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 $135
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: August, September, July.
How long does it take to fly from Busan to Ulaanbaatar?
The fastest flights from Busan to Ulaanbaatar start from 3 hours 40 minutes in the air.
Which airline can fly direct from Busan to Ulaanbaatar?
The following airlines operate direct flights on the route Busan — Ulaanbaatar: Jeju Air, Jin Air
The minimum one-way ticket price from Busan to Ulaanbaatar is $132 (August 2026), while the maximum is $218 (July 2026). On average, a ticket costs $169–$374.
Price dynamics
Ticket prices for Busan — Ulaanbaatar are higher at the start and end of the period but lowest in the middle. This creates a convenient window for booking at a reduced price.
Cheaper and more expensive periods
Prices fall from July 2026 to August 2026 (39%), then rise from August 2026 to September 2026 (+18%). The best period is August 2026–September 2026 ($144), the most expensive is July 2026–August 2026 ($175).
Best time to buy
The best time to buy is August 2026–September 2026, when prices are at their lowest. This can save you up to 18% compared to the expensive months (July 2026–August 2026).
Price predictability
Monthly price variation is 21.4%. On this route, your departure date noticeably affects the cost, and choosing wisely can lead to real savings.
