Delta Flight 5447 Deals & Information (2025/2026)

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Delta Flight 5447 Route Deals From $132

The cheapest prices found with in the last 7 days for return flights were $231 and $132 for one-way flights to LaGuardia for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

What route does flight number DL5447 take?
DL5447 operates between DTW and Lambert Field and flies direct. This trip usually takes 1 hour and 35 minutes.
What terminal does DL5447 fly out of?
You'll likely be jetting out of Terminal EM if you're booked on flight number DL5447 direct from Detroit, MI Airport (DTW-Detroit Metropolitan Wayne County) to Lambert Field.
What kind of plane is on flight number DL5447?
Get ready to hop on board a Bombardier CRJ700 if you've booked a seat on flight DL5447. Almost all flights from Detroit Metropolitan Wayne County Airport (DTW) to STL operate using this kind of aircraft.
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 DL5447 flight with Travelocity, please visit our Customer Service Portal.