T'way Air Sep 2025 Seoul – Ulaanbaatar Aircraft Changes

NS25
Written By Jim Liu

Published at 1400PDT / 2100GMT 30JUL25

Korean carrier T’way Air during the month of September 2025 is adjusting operational aircraft on Seoul Incheon – Ulaanbaatar route. From 10SEP25 to 29SEP25, the 4 weekly service will switch from previously scheduled Airbus A330-300 to Boeing 737-800.

TW421 ICN1120 – 1350UBN 738 x246
TW422 UBN1520 – 1925ICN 738 x246

Jim Liu

Jim previously launched and ran Airlineroute between 2007 and 2020, now owns and runs AeroRoutes.

https://aeroroutes.com
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