'Find my Plane' will tell you whether your plane is delayed or on time, plus the terminal and gates where it is leaving from and arriving to. You can also check the weather at any of the airports thanks to OpenWeatherMap.org
What's new in version 3.1
Minor UX and performance improvements
ReleaseApril 12, 2015
Date AddedApril 12, 2015
Additional RequirementsCompatible with iPod Touch (3rd generation or later, iPhone 3Gs, iPhone 4, iPad. iTunes account required.