Cheap flights from Busan to Ulaanbaatar (PUS–UBN)
PUSGimhae International Airport
South Korea
South Korea
UBNUlaanbaatar Chinggis Khaan International Airport
Mongolia
Mongolia
Air Busan, Jeju Air, Jin Air and MIAT Mongolian Airlines fly Busan to Ulaanbaatar (PUS–UBN) nonstop and back, a great-circle distance of 2,290 km (1,430 mi).
- From
- PUS
- Busan
- To
- UBN
- Ulaanbaatar
- Nonstop
- Yes · 4 airlines
- Airlines
- BX · 7C · LJ · OM
- Cheapest fare found
- ₩215,432 one-way
- Distance
- 2,290 km (1,430 mi)
- Time difference
- Ulaanbaatar 1 hour behind
Network data imported from airport and airline sources:· How we verify
Busan to Ulaanbaatar fares by month
Cheapest one-way fare found: ₩215,432 for October 2026 on Jin Air, nonstop. Nonstop from ₩215,432.
- Oct ’26₩215,432
- Nov ’26₩259,544
- Dec ’26₩263,614
- Jan ’27₩361,877
- Feb ’27₩399,888
- Mar ’27₩324,029
- Apr ’27₩364,157
- Jul ’27₩463,470
- Aug ’27₩472,879
Cheapest one-way fares per month of departure in the Aviasales price cache, found . Fares change by the hour: the live fare is shown when you search.
When to fly PUS–UBN
For Busan Gimhae (PUS) to Ulaanbaatar Chinggis Khaan (UBN), October 2026 had the lowest fare found (₩215,432). Set your watch 1 hour back on landing at UBN.
Busan to Ulaanbaatar: frequently asked questions
Fares: Aviasales price cache, 8 October 2026.
How much is a flight from Busan Gimhae (PUS) to Ulaanbaatar Chinggis Khaan (UBN)?
From ₩215,432 one-way, the cheapest fare found for October 2026 on Jin Air, nonstop; nonstop from ₩215,432 (found 8 October 2026).
Which airlines fly PUS–UBN direct?
Air Busan, Jeju Air, Jin Air and MIAT Mongolian Airlines.
What is the cheapest month to fly PUS–UBN?
October 2026, at ₩215,432; the dearest month found was ₩472,879.
What is the time difference between Busan and Ulaanbaatar?
Ulaanbaatar is 1 hour behind Busan: a PUS departure at noon is 11:00 local time in UBN.
Ulaanbaatar to Busan: the return flight (UBN–PUS)
All 4 airlines also fly UBN–PUS nonstop.
Airlines flying PUS–UBN nonstop
| Airline | Usually takes off (PUS time) | Type | Alliance | Notes |
|---|---|---|---|---|
 Air Busan BX | — | full-service | Star Alliance | — |
 Jeju Air 7C | — | low-cost | — | — |
| Jin Air LJ | — | low-cost | — | — |
 MIAT Mongolian Airlines OM | — | full-service | — | — |
One-stop alternatives to flying PUS–UBN nonstop
One airline on both legs; check it's sold as one ticket.
- Via Seoul (ICN) with
Korean Air: 2,300 km (1,430 mi) flown, almost no further than nonstop. - Via Beijing (PEK) with
Air China: 2,360 km (1,470 mi) flown, 3% further than nonstop. - Via Shanghai (PVG) with Spring Airlines: 3,030 km (1,890 mi) flown, 32% further than nonstop.
PUS–UBN route map
More from Busan and Ulaanbaatar
Explore the airlines’ route maps
- Air Busan route map and destinations
- Jeju Air route map and destinations
- Jin Air route map and destinations
- MIAT Mongolian Airlines route map and destinations
Plan your arrival at Ulaanbaatar Chinggis Khaan International Airport (UBN)
Departure
Gimhae International Airport
Gimhae (PUS), Busan. In our data, 23 airlines fly nonstop from PUS to 47 destinations.
View PUS airport guide →Arrival
Ulaanbaatar Chinggis Khaan International Airport
Ulaanbaatar Chinggis Khaan (UBN), Ulaanbaatar.
Onward from Ulaanbaatar
Places you can't fly to nonstop from PUS, but can from UBN — for a stopover or a second leg.
Related routes
Sources
- en.wikipedia.org — airlines and destinations, checked 2026-10-01
- en.wikipedia.org — airlines and destinations, checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
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