Question 1

Where does DL 4257 land?

Accepted Answer

DL 4257 operated by Delta Air Lines arrives at Charles de Gaulle International Airport (CDG) in Paris (Roissy-en-France, Val-d'Oise). The scheduled arrival time is 14:00, Terminal 1.

Question 2

Is DL 4257 usually on time?

Accepted Answer

On-time performance for DL 4257 varies with season, weather, and air traffic. TrackMyWings will track live and historical on-time rates for this flight at launch — allow buffer time for tight connections until you can check recent data.

Question 3

Which terminal does DL 4257 depart from?

Accepted Answer

DL 4257 departs from Cincinnati Northern Kentucky International Airport (CVG), Terminal 4. The scheduled departure time is 08:00. Always confirm terminal information with Delta Air Lines closer to your travel date as it can change.

Question 4

What aircraft does DL 4257 use?

Accepted Answer

DL 4257 is operated on a Boeing 787-9 Dreamliner with 296 seats across 3 cabin classes. Aircraft assignments can change — check with Delta Air Lines for the latest configuration.

Question 5

How long is the DL 4257 flight?

Accepted Answer

The scheduled flight duration for DL 4257 from Cincinnati / Covington (CVG) to Paris (Roissy-en-France, Val-d'Oise) (CDG) is 8h 20m. Actual flight time may vary depending on air traffic, weather, and routing.

DL 4257

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