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Cheap flights Seoul to Ulaanbaatar (Chinggis Khaan)

1 passenger, economy

Cheap flights Seoul to Ulaanbaatar

Compare prices, duration and stops

T'Way Air
TW 923
01:50
Seoul, Gimpo International Airport (GMP)
Tue, 15 sep
15h
1 stop
16:50
Ulaanbaatar, Chinggis Khaan (UBN)
Tue, 15 sep
254 S$
T'Way Air
TW 925
05:50
Seoul, Gimpo International Airport (GMP)
Tue, 15 sep
11h
1 stop
16:50
Ulaanbaatar, Chinggis Khaan (UBN)
Tue, 15 sep
258 S$
Air Busan
BX 8823
09:40
Seoul, Gimpo International Airport (GMP)
Tue, 15 sep
30h 55min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Wed, 16 sep +1
174 S$
T'Way Air
TW 927
09:50
Seoul, Gimpo International Airport (GMP)
Tue, 15 sep
30h 45min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Wed, 16 sep +1
205 S$
Air Busan
BX 8803
22:20
Seoul, Gimpo International Airport (GMP)
Tue, 15 sep
18h 15min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Wed, 16 sep +1
246 S$
Columbia Pacific Airline
7C 907
10:55
Seoul, Gimpo International Airport (GMP)
Wed, 16 sep
29h 40min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Thu, 17 sep +1
201 S$
MIAT Mongolian Airlines
OM 308
15:05
Seoul, Incheon International Airport (ICN)
Wed, 16 sep
3h 40min
Direct
18:45
Ulaanbaatar, Chinggis Khaan (UBN)
Wed, 16 sep
257 S$
MIAT Mongolian Airlines
OM 302
05:20
Seoul, Incheon International Airport (ICN)
Thu, 17 sep
3h 40min
Direct
09:00
Ulaanbaatar, Chinggis Khaan (UBN)
Thu, 17 sep
240 S$
Air Busan
BX 8817
05:20
Seoul, Gimpo International Airport (GMP)
Thu, 17 sep
35h 30min
1 stop
16:50
Ulaanbaatar, Chinggis Khaan (UBN)
Fri, 18 sep +1
274 S$
T'Way Air
TW 925
05:55
Seoul, Gimpo International Airport (GMP)
Thu, 17 sep
10h 40min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Thu, 17 sep
227 S$
Columbia Pacific Airline
7C 907
10:55
Seoul, Gimpo International Airport (GMP)
Thu, 17 sep
29h 55min
1 stop
16:50
Ulaanbaatar, Chinggis Khaan (UBN)
Fri, 18 sep +1
277 S$
MIAT Mongolian Airlines
OM 308
15:05
Seoul, Incheon International Airport (ICN)
Thu, 17 sep
3h 40min
Direct
18:45
Ulaanbaatar, Chinggis Khaan (UBN)
Thu, 17 sep
247 S$
MIAT Mongolian Airlines
OM 310
16:50
Seoul, Incheon International Airport (ICN)
Thu, 17 sep
3h 40min
Direct
20:30
Ulaanbaatar, Chinggis Khaan (UBN)
Thu, 17 sep
243 S$
Air Busan
BX 8811
02:40
Seoul, Gimpo International Airport (GMP)
Fri, 18 sep
37h 55min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sat, 19 sep +1
223 S$
T'Way Air
TW 927
09:50
Seoul, Gimpo International Airport (GMP)
Fri, 18 sep
30h 45min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sat, 19 sep +1
218 S$
Columbia Pacific Airline
7C 5203
01:00
Seoul, Incheon International Airport (ICN)
Sat, 19 sep
3h 40min
Direct
04:40
Ulaanbaatar, Chinggis Khaan (UBN)
Sat, 19 sep
187 S$
Air Busan
BX 8823
09:40
Seoul, Gimpo International Airport (GMP)
Sat, 19 sep
30h 55min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sun, 20 sep +1
191 S$
T'Way Air
TW 927
09:50
Seoul, Gimpo International Airport (GMP)
Sat, 19 sep
30h 45min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sun, 20 sep +1
284 S$
Columbia Pacific Airline
7C 907
10:55
Seoul, Gimpo International Airport (GMP)
Sat, 19 sep
29h 40min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sun, 20 sep +1
288 S$
Air Busan
BX 8827
11:00
Seoul, Gimpo International Airport (GMP)
Sat, 19 sep
29h 35min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sun, 20 sep +1
214 S$
Air Busan
BX 8803
22:20
Seoul, Gimpo International Airport (GMP)
Sat, 19 sep
18h 15min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sun, 20 sep +1
279 S$
Columbia Pacific Airline
7C 5203
01:00
Seoul, Incheon International Airport (ICN)
Sun, 20 sep
3h 40min
Direct
04:40
Ulaanbaatar, Chinggis Khaan (UBN)
Sun, 20 sep
198 S$
Air Busan
BX 8809
01:40
Seoul, Gimpo International Airport (GMP)
Sun, 20 sep
14h 55min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sun, 20 sep
234 S$
Air Busan
BX 8813
03:40
Seoul, Gimpo International Airport (GMP)
Sun, 20 sep
12h 55min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sun, 20 sep
216 S$
Columbia Pacific Airline
7C 5203
01:00
Seoul, Incheon International Airport (ICN)
Mon, 21 sep
3h 40min
Direct
04:40
Ulaanbaatar, Chinggis Khaan (UBN)
Mon, 21 sep
234 S$
Air Busan
BX 8813
03:40
Seoul, Gimpo International Airport (GMP)
Mon, 21 sep
12h 50min
1 stop
16:30
Ulaanbaatar, Chinggis Khaan (UBN)
Mon, 21 sep
262 S$
Air Busan
BX 8817
05:20
Seoul, Gimpo International Airport (GMP)
Mon, 21 sep
11h 10min
1 stop
16:30
Ulaanbaatar, Chinggis Khaan (UBN)
Mon, 21 sep
270 S$
Air Busan
BX 8821
07:40
Seoul, Gimpo International Airport (GMP)
Mon, 21 sep
8h 50min
1 stop
16:30
Ulaanbaatar, Chinggis Khaan (UBN)
Mon, 21 sep
237 S$
Air Busan
BX 8823
09:40
Seoul, Gimpo International Airport (GMP)
Thu, 24 sep
54h 55min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sat, 26 sep +1
237 S$
Air Busan
BX 8827
11:00
Seoul, Gimpo International Airport (GMP)
Thu, 24 sep
53h 35min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sat, 26 sep +1
235 S$
Air Busan
BX 8811
02:40
Seoul, Gimpo International Airport (GMP)
Fri, 25 sep
37h 55min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sat, 26 sep +1
235 S$
Air Busan
BX 8817
05:20
Seoul, Gimpo International Airport (GMP)
Fri, 25 sep
35h 15min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sat, 26 sep +1
214 S$
Air Busan
BX 8823
09:40
Seoul, Gimpo International Airport (GMP)
Fri, 25 sep
30h 55min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sat, 26 sep +1
253 S$
Air Busan
BX 8827
11:00
Seoul, Gimpo International Airport (GMP)
Fri, 25 sep
29h 35min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sat, 26 sep +1
258 S$
Asiana Airlines
OZ 567
11:20
Seoul, Incheon International Airport (ICN)
Fri, 25 sep
3h 45min
Direct
15:05
Ulaanbaatar, Chinggis Khaan (UBN)
Fri, 25 sep
217 S$
Air Busan
BX 8803
22:20
Seoul, Gimpo International Airport (GMP)
Fri, 25 sep
18h 15min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sat, 26 sep +1
273 S$
Columbia Pacific Airline
7C 5203 🔥 Hot deal Best price
01:00
Seoul, Incheon International Airport (ICN)
Sat, 26 sep
3h 40min
Direct
04:40
Ulaanbaatar, Chinggis Khaan (UBN)
Sat, 26 sep
138 S$
Asiana Airlines
OZ 567
11:20
Seoul, Incheon International Airport (ICN)
Sat, 26 sep
3h 45min
Direct
15:05
Ulaanbaatar, Chinggis Khaan (UBN)
Sat, 26 sep
260 S$
Air Busan
BX 8803
22:20
Seoul, Gimpo International Airport (GMP)
Sat, 26 sep
18h 15min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Sun, 27 sep +1
259 S$
Columbia Pacific Airline
7C 5203 🔥 Hot deal
01:00
Seoul, Incheon International Airport (ICN)
Sun, 27 sep
3h 40min
Direct
04:40
Ulaanbaatar, Chinggis Khaan (UBN)
Sun, 27 sep
138 S$
Columbia Pacific Airline
7C 5203 🔥 Hot deal
01:00
Seoul, Incheon International Airport (ICN)
Mon, 28 sep
3h 40min
Direct
04:40
Ulaanbaatar, Chinggis Khaan (UBN)
Mon, 28 sep
178 S$
Air Busan
BX 8809
01:40
Seoul, Gimpo International Airport (GMP)
Mon, 28 sep
14h 50min
1 stop
16:30
Ulaanbaatar, Chinggis Khaan (UBN)
Mon, 28 sep
246 S$
Air Busan
BX 8811
02:40
Seoul, Gimpo International Airport (GMP)
Mon, 28 sep
13h 50min
1 stop
16:30
Ulaanbaatar, Chinggis Khaan (UBN)
Mon, 28 sep
244 S$
Air Busan
BX 8817
05:20
Seoul, Gimpo International Airport (GMP)
Mon, 28 sep
11h 10min
1 stop
16:30
Ulaanbaatar, Chinggis Khaan (UBN)
Mon, 28 sep
225 S$
Asiana Airlines
OZ 567
11:20
Seoul, Incheon International Airport (ICN)
Tue, 29 sep
3h 45min
Direct
15:05
Ulaanbaatar, Chinggis Khaan (UBN)
Tue, 29 sep
260 S$
Air Busan
BX 8817
05:20
Seoul, Gimpo International Airport (GMP)
Wed, 30 sep
35h 15min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Thu, 1 oct +1
247 S$
Aero Mongolia
M0 602
07:40
Seoul, Incheon International Airport (ICN)
Wed, 30 sep
2h 55min
Direct
10:35
Ulaanbaatar, Chinggis Khaan (UBN)
Wed, 30 sep
291 S$
Columbia Pacific Airline
7C 907
10:55
Seoul, Gimpo International Airport (GMP)
Wed, 30 sep
29h 40min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Thu, 1 oct +1
238 S$
Asiana Airlines
OZ 567
11:20
Seoul, Incheon International Airport (ICN)
Wed, 30 sep
3h 45min
Direct
15:05
Ulaanbaatar, Chinggis Khaan (UBN)
Wed, 30 sep
259 S$
Air Busan
BX 8803
22:20
Seoul, Gimpo International Airport (GMP)
Wed, 30 sep
18h 15min
1 stop
16:35
Ulaanbaatar, Chinggis Khaan (UBN)
Thu, 1 oct +1
255 S$

Low price calendar

September 2026
Price chart (September 2026)
min: 187 S$ · max: 271 S$
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Sun
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233 S$
15
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254 S$
16
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257 S$
17
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271 S$
18
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218 S$
19
Good deal
187 S$
20
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234 S$
21
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234 S$
22
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23
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24
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235 S$
25
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217 S$
26
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259 S$
27
Good deal
197 S$
28
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244 S$
29
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260 S$
30
Good deal
211 S$

Cheap flights Seoul to Ulaanbaatar

Columbia Pacific Airline
Columbia Pacific Airline
Mon, Tue, Wed, Thu, Fri, Sat, Sun
Price from
S$167
Asiana Airlines
Asiana Airlines
Mon, Tue, Wed, Fri, Sat
Price from
S$206
Air Busan
Air Busan
Mon, Tue, Wed, Thu, Fri, Sat, Sun
Price from
S$229
Cosmos Air
Cosmos Air
Sun
Price from
S$231
MIAT Mongolian Airlines
MIAT Mongolian Airlines
Mon, Tue, Wed, Thu, Fri, Sat, Sun
Price from
S$238
T'Way Air
T'Way Air
Mon, Tue, Wed, Thu, Fri, Sat
Price from
S$240
Korean Air
Korean Air
Mon, Tue, Thu, Sun
Price from
S$245
Aero Mongolia
Aero Mongolia
Mon, Wed, Sat
Price from
S$287

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Popular destinations to Ulaanbaatar

All →
PUS
Busan — Ulaanbaatar
South Korea → Mongolia
UBN
from
S$85
TYO
Tokyo — Ulaanbaatar
Japan → Mongolia
UBN
from
S$95
CJJ
Cheongju — Ulaanbaatar
South Korea → Mongolia
UBN
from
S$96
IKT
Irkutsk — Ulaanbaatar
Russia → Mongolia
UBN
from
S$97
KYZ
Kyzyl — Ulaanbaatar
Russia → Mongolia
UBN
from
S$103
SHA
Shanghai — Ulaanbaatar
China → Mongolia
UBN
from
S$121
BJS
Beijing — Ulaanbaatar
China → Mongolia
UBN
from
S$163
TAE
Daegu — Ulaanbaatar
South Korea → Mongolia
UBN
from
S$172

Cheap flights Seoul to Ulaanbaatar

Interesting facts about the route

Flight time

3h 45min

Distance

1 958 km

Average price

S$248

Most frequent flight

7C 5203

Passenger reviews

No reviews for this route yet

Internet abroad

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Frequently Asked Questions

The average ticket price Seoul Ulaanbaatar is S$248. The cheapest ticket costs S$174, operated by Air Busan, flight 8823, departing Seoul on 15 September at 09:40, arriving Ulaanbaatar on 16 September at 16:35.
The average flight time is 18 hours 15 minutes. The fastest flight takes 3 hours 40 minutes, flight 308 operated by MIAT Mongolian Airlines, departing Seoul on 16 September at 15:05, arriving Ulaanbaatar on 16 September at 18:45.
Flights on the Seoul - Ulaanbaatar route are operated by the following airlines: Columbia Pacific Airline, Air Busan, Korean Air, Aero Mongolia, MIAT Mongolian Airlines, Asiana Airlines, T'way Air, Cosmos Air.
The distance from Seoul to Ulaanbaatar is 1958 km.