Hong Kong to Ulaanbaatar (Sergelen) (HKG–UBN) — Airlines, Schedules & Connections

HKG Airport Page →
1,794 mi airlines charter/private 5/wk
On-time Some delays Frequent delays
Flight Schedule 2 flights Verified 31m ago
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
✓
→
CX6202+1
CX Cathay Pacific
7M8
6:30 PM
HKT T1
11:10 PM
+08
4h 40m
24%
M T W T F S S
Prices
✓
←
CX6203+1
CX Cathay Pacific
7M8
12:55 PM
+08 TMAIN
5:30 PM
HKT
4h 35m
—
M T W T F S S
Prices

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 6 hubs
ICN Seoul 8h 5m 7CACBX → 7CKEOZ Seoul (ICN) to Ulaanbaatar (Sergelen) flights
PEK Beijing 8h 45m CACXHU → CA Beijing (PEK) to Ulaanbaatar (Sergelen) flights
PVG Shanghai (Pudong) 9h 20m 9CCACX → 9C Shanghai (Pudong) (PVG) to Ulaanbaatar (Sergelen) flights
NRT Narita 11h 10m CXFJGK → UA Narita (NRT) to Ulaanbaatar (Sergelen) flights
IST Istanbul 20h 55m HXLHNZ → TK Istanbul (IST) to Ulaanbaatar (Sergelen) flights
HET Hohhot ~7h HB → CA Hohhot (HET) to Ulaanbaatar (Sergelen) flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Hong Kong to Ulaanbaatar (Sergelen)
Connecting service available through multiple hubs.
1,794 mi 4h 40m nonstop

While no nonstop service exists between HKG and UBN, 1-stop connecting options are available.

Also explore HKG Routes UBN Routes HKG Live Flights UBN Live Flights
All flights from Ulaanbaatar (Sergelen) (UBN) Ulaanbaatar (Sergelen) to Hong Kong flights
Schedule

Weekly Schedule Pattern

Nonstop flight frequency by day of week, HKG to UBN direction.
Mon
1
flight
Tue
1
flight
Wed
1
flight
Thu
0
flights
Fri
1
flight
Sat
1
flight
Sun
0
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
1
Nonstop flights
5
Outbound / wk
5
Return / wk
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for HKG to UBN.
1-STOP
One-Stop Connections
6
Hubs
~7h
Fastest
~20h
Longest
HET ~7h 0m ICN ~8h 5m PEK ~8h 45m PVG ~9h 20m NRT ~11h 10m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
460
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
0h
Ulaanbaatar (Sergelen) is 0 hours the same as Hong Kong.
HKG: HKT · UBN: +08

When it's 6:00 PM in Hong Kong, it's 6:00 PM in Ulaanbaatar (Sergelen).
Distance & Flight Time
1,794 mi / 2,887 km
Nonstop flight time is approximately 4h 40m gate to gate.
Visa & Entry

Hong Kong SAR passport holders have historically entered Mongolia visa-free for stays of up to 14 days. Passport must be valid for at least 6 months beyond the date of entry. Check current status with the Mongolian embassy before travel, as Mongolia's visa exemption policies have been updated recently.

For longer stays, a tourist visa must be obtained in advance. Registration with the Immigration Agency is required for stays over 30 days.

Verify entry requirements with official sources before travel.
Getting to HKG

Airport Express runs from Hong Kong Station (Central) to the airport in 24 minutes; from Kowloon, 21 minutes. Trains depart every 10 minutes from 5:54am to 1:15am (HK$115 from Central). Hong Kong Station and Kowloon Station offer in-town check-in up to one day before departure.Taxis from Kowloon run around HK$300–350 via the Tsing Ma Bridge; from Hong Kong Island, expect HK$400+. Ferries serve Macau and Pearl River Delta cities. Buses are available but slow. The airport is on Lantau Island, 34km from Central.

Facts

HKG–UBN Quick Facts

Key statistics for the Hong Kong to Ulaanbaatar (Sergelen) route.
Route details
Distance1,794 mi / 2,887 km
Flight time4h 40m
Time difference0 hours
Airlines (nonstop)0
Weekly flights5 out / 5 return
1-stop connectionsAvailable
Origin: HKG
Full nameHong Kong International Airport
IATA / ICAOHKG / VHHH
TimezoneAsia/Hong_Kong
Passengers/yr53.1M
Elevation28 ft / 9 m
Destination: UBN
Full nameUlaanbaatar Chinggis Khaan International Airport
IATA / ICAOUBN / ZMCK
TimezoneAsia/Ulaanbaatar
Elevation4,482 ft / 1,366 m
FAQ

Frequently Asked Questions

Common questions about HKG to UBN flights.
Nonstop flights from Hong Kong International Airport to Ulaanbaatar Chinggis Khaan International Airport take about 4h 40m gate to gate. The route covers 1,794 miles.
This route has limited weekly service. Check the schedule above for departure days and times in each direction.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Incheon, Beijing Capital and Shanghai Pudong.
Yes, return flights from UBN to HKG are available. Use the direction toggle at the top to view the return schedule.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from HKG to UBN

Hong Kong International Airport (HKG) and Ulaanbaatar Chinggis Khaan International Airport (UBN) are connected through multiple connecting hub airports.

HKG to UBN Flight Duration and Schedule

Nonstop flight time from HKG to UBN is about 4 hours 40 minutes gate to gate. The route covers a distance of 1,794 miles (2,887 km). There are approximately 5 weekly flights outbound and 5 return, totaling 10 flights per week in both directions.

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Incheon, Beijing Capital and Shanghai Pudong. Two-stop connections are also available via intermediate hubs.