Trinity Airways5.5.2 - App Store

Install the Trinity Airways mobile app for faster flight booking and reservation management.

Trinity Airways is a proud national airline of the Republic of Korea.

■ Fast and Convenient Flight Booking and Reservation Management
- Flight booking and payment
- View and manage flight reservations
- Online check-in for domestic and international flights

■ Find and Compare the Lowest Fares at a Glance
- Check the lowest fares by date for your desired route using the Low Fare Calendar and plan your trip at a more affordable price.

■ Easy and Convenient Payment Options
- Supports various payment methods, including Naver Pay, Kakao Pay, WeChat Pay, Toss Pay, PayPal, UnionPay, and Alipay.

■ Wide Range of Ancillary Services Available for Pre-purchase
- Enjoy various ancillary services at up to 40% off when purchased online in advance.
- Advance Seat Selection : Choose your preferred seat in advance and enjoy a more comfortable journey.
- In-flight Meal Pre-order : Pre-order a variety of in-flight meals and enjoy them conveniently during your flight.
- Checked Baggage : Pre-purchase the amount of baggage you need and travel with greater convenience.
- Ancillary Service Bundles : Enjoy extra baggage, advance seat selection, and in-flight meal pre-order services at a more affordable price than purchasing each service separately.

■ 14 Payment Currencies and 7 Languages Supported
- 14 payment currencies : KRW, USD, CAD, JPY, CNY, TWD, THB, VND, EUR, MOP, HKD, MYR, AUD, IDR
- 7 languages : Korean, English, Japanese, Simplified Chinese, Traditional Chinese, Thai, Vietnamese

[Optional Access Permissions]
- Camera Access : Passport recognition, inquiry photo attachment
- Notifications : Receive push notifications for service and marketing information
- Biometric Authentication Information (Touch ID, Face ID) : Log in to use the service

※ Optional access permissions are required when using the corresponding features. Even if you do not grant these permissions, you can still use other services except for the features requiring the corresponding permissions.
※ Optional access permissions can be changed or revoked at any time through your device settings.

Version History Usability and stability improvements 5.5.2 Sep 30 Usability and stability improvements 5.5.1 Sep 16 Completely redesigned under the Trinity Airways brand

We’ve introduced our new brand identity and improved the app’s stability and usability. 5.5.0 Sep 9 Usability and stability improvements 5.1.6 Aug 12 Usability and stability improvements 5.1.5 Jul 22 Usability and stability improvements 5.1.4 Jun 25 Usability and stability improvements 5.1.3 May 27 Usability and stability improvements 5.1.2 Apr 22 Usability and stability improvements 5.1.1 Apr 8 Usability and stability improvements 5.1.0 Mar 25 Usability and stability improvements 5.0.9 Mar 11 Usability and stability improvements 5.0.8 Jan 28 Usability and stability improvements 5.0.7 12/22/2025 Usability and stability improvements 5.0.6 12/09/2025 Improved notification display and overall stability 5.0.5 11/26/2025 Usability and stability improvements 5.0.4 11/17/2025 Usability and stability improvements 5.0.3 11/04/2025 Usability and stability improvements 5.0.2 10/30/2025 Fixed minor issues with the Easy Boarding Pass 5.0.1 10/17/2025 Improved main screen UI
Added feature to check the lowest fares by date when booking tickets
Easy access to boarding passes directly from the main screen
Added flight timer to calculate remaining flight time in airplane mode 5.0.0 10/15/2025 Fixed some issues. 4.3.9 05/12/2025 Fixed some issues. 4.3.8 01/13/2025 Fixed some issues. 4.3.7 01/06/2025 Fixed some issues. 4.3.6 12/27/2024 - Fixed some issues. 4.3.5 12/12/2024