You can add specific locations or routing info to your itinerary to ensure they appear on your trip map. On the TripIt App (iOS and Android)
To add a map or directions to your trip on TripIt, you can manually insert them as a plan or use the built-in to see your existing itinerary geographically How to Add a Map or Directions How to Add Map To Trip on TripIt
By default, TripIt opens to the view (a vertical list of your flights, hotels, and car rentals). Look at the top of the screen. You will see two tabs: You can add specific locations or routing info