Apparatus

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flight_takeoff Flight

TWB421

Operated by Tway Airlines

Live map

Live map filtered to TWB421. Shown when the flight is currently airborne.

Route airports View route page →

Departure

ICN RKSI VFR

Incheon International Airport

Seoul, KR

Local time
14:26 GMT+9
Timezone
Asia/Seoul
Type
Large Airport
Elevation
23 ft
Coordinates
37.4691, 126.4510

cloud Weather

Wind
250° / 8 kt
Visibility
6 SM
Ceiling
CAVOK
Temp / Dew
28°C / 20°C
Altimeter
29.79 inHg

Obs: 2026-06-23T05:00:00.000Z

Raw METAR / TAF 
METAR RKSI 230500Z 25008KT 210V320 CAVOK 28/20 Q1009 NOSIG

TAF RKSI 230500Z 2306/2412 30007KT CAVOK TN18/2320Z TX29/2406Z BECMG 2314/2316 14006KT 6000 NSC BECMG 2319/2321 06006KT BECMG 2323/2401 12006KT CAVOK BECMG 2404/2406 30007KT BECMG 2410/2412 20005KT

flight Live Traffic

flight_takeoff 20 Departures
flight_land 22 Arrivals

Arrival

UBN ZMCK VFR

Ulaanbaatar Chinggis Khaan International Airport

Ulaanbaatar (Sergelen), MN

Local time
13:26 GMT+8
Timezone
Asia/Ulaanbaatar
Type
Large Airport
Elevation
4,482 ft
Coordinates
47.6469, 106.8198

cloud Weather

Wind
330° / 14 kt
Visibility
6 SM
Ceiling
FEW 3,000 ft, SCT 3,300 ft
Temp / Dew
14°C / 5°C
Altimeter
30.03 inHg

Obs: 2026-06-23T05:00:00.000Z

Raw METAR / TAF 
METAR ZMCK 230500Z 33007MPS 300V360 9999 FEW030CB SCT033 14/05 Q1017 NOSIG RMK QFE647.1 54 MOP

TAF ZMCK 230437Z 2306/2412 33006MPS 9999 FEW030CB SCT033 TX17/2307Z TN07/2321Z BECMG 2310/2312 VRB02MPS BECMG 2316/2318 09005MPS BECMG 2401/2403 VRB02MPS

Recent history last 17

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-06-22 71C500 ICN → UBN Jun 22, 02:59 UTCJun 22, 04:40 UTC1h 40m - -
2026-06-21 71C561 ICN → UBN Jun 21, 02:15 UTCJun 21, 03:55 UTC1h 40m - -
2026-06-19 71C560 ICN → UBN Jun 19, 01:59 UTCJun 19, 02:19 UTC20m - -
2026-06-17 71C502 ICN → UBN Jun 17, 02:10 UTCJun 17, 02:30 UTC20m - -
2026-06-15 71C560 ICN → UBN Jun 15, 02:04 UTCJun 15, 02:24 UTC20m - -
2026-06-14 71C500 ICN → UBN Jun 14, 02:05 UTCJun 14, 02:25 UTC20m - -
2026-06-12 71C500 ICN → UBN Jun 12, 03:50 UTCJun 12, 04:10 UTC20m - -
2026-06-12 71C500 ICN → UBN Jun 12, 02:25 UTCJun 12, 02:50 UTC25m - -
2026-06-10 71C500 ICN → UBN Jun 10, 03:20 UTCJun 10, 03:40 UTC20m - -
2026-06-10 71C500 ICN → UBN Jun 10, 02:00 UTCJun 10, 02:15 UTC15m - -
2026-06-08 71C500 ICN → UBN Jun 8, 01:50 UTCJun 8, 03:40 UTC1h 50m - -
2026-06-07 71C502 ICN → UBN Jun 7, 03:15 UTCJun 7, 03:35 UTC20m - -
2026-06-07 71C502 ICN → UBN Jun 7, 01:55 UTCJun 7, 02:10 UTC15m - -
2026-06-05 71C502 ICN → UBN Jun 5, 02:00 UTCJun 5, 03:40 UTC1h 40m - -
2026-06-03 71C501 ICN → UBN Jun 3, 03:15 UTCJun 3, 03:35 UTC20m - -
2026-06-03 71C501 ICN → UBN Jun 3, 02:00 UTCJun 3, 02:10 UTC10m - -
2026-06-01 71C560 ICN → UBN Jun 1, 02:10 UTCJun 1, 02:40 UTC30m - -

Performance history

Flights tracked
17
Avg arrival delay
-
On-time arrival
-
Aircraft used
5

Monthly activity 1 month

Month Flights tracked
June 2026 17

TWB421 frequently asked

Where does flight TWB421 fly?
TWB421 (Tway Airlines) flies from ICN to UBN. View the full route page.
How long is flight TWB421?
Based on observed flights, TWB421 takes on average 39m from takeoff to landing.
How often does TWB421 fly?
TWB421 has been observed flying several times a week in our tracking data. We've recorded 17 flights under this callsign.
What aircraft operates flight TWB421?
TWB421 has been operated by 5 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track TWB421 live?
Yes. When TWB421 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.