Question 1

Where does UA 1640 land?

Accepted Answer

UA 1640 operated by United Airlines arrives at Léopold Sédar Senghor International Airport (DKR) in Dakar. The scheduled arrival time is 14:00, Terminal 3.

Question 2

Is UA 1640 usually on time?

Accepted Answer

On-time performance for UA 1640 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 UA 1640 depart from?

Accepted Answer

UA 1640 departs from Washington Dulles International Airport (IAD), Terminal 1. The scheduled departure time is 08:00. Always confirm terminal information with United Airlines closer to your travel date as it can change.

Question 4

What aircraft does UA 1640 use?

Accepted Answer

UA 1640 is operated on a Boeing 787-9 Dreamliner with 296 seats across 3 cabin classes. Aircraft assignments can change — check with United Airlines for the latest configuration.

Question 5

How long is the UA 1640 flight?

Accepted Answer

The scheduled flight duration for UA 1640 from Dulles (IAD) to Dakar (DKR) is 8h 0m. Actual flight time may vary depending on air traffic, weather, and routing.

UA 1640

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