Delta Flight UA5120 Deals & Information (2025/2026)

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Frequently asked questions

What route does flight number DL5120 take?
DL5120 is used on a number of routes. Mostly, DL5120 flies directly from LEX to DTW. If that's your flight path, you'll be up above the clouds for 1 hour and 17 minutes.
How often is DL5120 on time?
Not a fan of waiting at the airport? If you're flying with Delta flight number DL5120 from Lexington, KY Airport (LEX-Blue Grass) to Metro Airport, this service operates as scheduled 92% of the time. On the rare occasion that it is delayed, the average wait time is just 28 minutes. One of the numerous reasons that this flight has a 3.6-star rating.
What kind of plane is on flight number DL5120?
DL5120 is a flight number that is used on a number of different routes. If you've booked a seat on the most frequent route, LEX to Detroit, MI Airport (DTW-Detroit Metropolitan Wayne County), chances are you'll be climbing aboard a Bombardier CRJ.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your DL5120 flight with Travelocity, please visit our Customer Service Portal.