Originally Posted by
DL-Don
3 hours should be plenty of time.
If you can get TK to tag it for the DL flight to DTW, you'll be in even better shape.
I will try but I will not count on that, once I had a TK flight followed by an AC flight on the SAME TICKET and check in agent refused to check the bag all the way through. Had to get a manager to get it checked...