I'm frequent traveler and use TripIt.com to keep my flights details and get updates.
I did widget for myself that shows details about the next upcoming flight. I'd be happy if other people find it useful so I'm sharing it here https://apps.garmin.com/en-US/apps/af313a08-f9c6-47d3-890f-8fca11221203
It's hybrid watch—cloud app because I'm running API proxy in AWS Lambda in order to keep the responses short and do some of the logic in JS which is more comfortable to me.
No data is stored anywhere.
