Flights for the airplane with tail number N921DU These are not all the flights for this airplane, just the ones that have flown in and out of SFO since we've been counting. See all the airports this plane has visited for those flights or all the airplanes we've logged so far.

DL1599 (SLC-SFO)
This Delta Air Lines flight between Salt Lake City International Airport and San Francisco International Airport, on August 09, 2023, was operated by another airline. It arrived at gate C6. Passengers were flying aboard a Boeing 737-900 with tail number N921DU. See all the flights for DL1599.
DL2054 (SFO-LAX)
This Delta Air Lines flight between San Francisco International Airport and Los Angeles International Airport, on July 18, 2023, was operated by another airline. It departed from gate C5. Passengers were flying aboard a Boeing 737-900 with tail number N921DU. See all the flights for DL2054.
DL2054 (LAX-SFO)
This Delta Air Lines flight between Los Angeles International Airport and San Francisco International Airport, on July 18, 2023, was operated by another airline. It arrived at gate C5. Passengers were flying aboard a Boeing 737-900 with tail number N921DU. See all the flights for DL2054.
DL690 (SFO-ATL)
This Delta Air Lines flight between San Francisco International Airport and Hartsfield-Jackson Atlanta International Airport, on June 22, 2023, was operated by another airline. It departed from gate C6. Passengers were flying aboard a Boeing 737-900 with tail number N921DU. See all the flights for DL690.
DL889 (ATL-SFO)
This Delta Air Lines flight traveled from Hartsfield-Jackson Atlanta International Airport to San Francisco International Airport, on June 22, 2023. Passengers were flying aboard a Boeing 737-900 with tail number N921DU. See all the flights for DL889.
DL437 (SFO-ATL)
This Delta Air Lines flight between San Francisco International Airport and Hartsfield-Jackson Atlanta International Airport, on June 09, 2023, was operated by another airline. It departed from gate C3. Passengers were flying aboard a Boeing 737-900 with tail number N921DU. See all the flights for DL437.
DL1012 (MSP-SFO)
This Delta Air Lines flight between Minneapolis St Paul International Airport and San Francisco International Airport, on June 08, 2023, was operated by another airline. It arrived at gate C9. Passengers were flying aboard a Boeing 737-900 with tail number N921DU. See all the flights for DL1012.
DL2414 (SLC-SFO)
This Delta Air Lines flight between Salt Lake City International Airport and San Francisco International Airport, on June 02, 2023, was operated by another airline. It arrived at gate C5. Passengers were flying aboard a Boeing 737-900 with tail number N921DU. See all the flights for DL2414.
DL808 (SFO-DTW)
This Delta Air Lines flight between San Francisco International Airport and Detroit Metro Airport, on June 01, 2023, was operated by another airline. It departed from gate C3. Passengers were flying aboard a Boeing 737-900 with tail number N921DU. See all the flights for DL808.
DL916 (ATL-SFO)
This Delta Air Lines flight between Hartsfield-Jackson Atlanta International Airport and San Francisco International Airport, on June 01, 2023, was operated by another airline. It arrived at gate C3. Passengers were flying aboard a Boeing 737-900 with tail number N921DU. See all the flights for DL916.
DL623 (ATL-SFO)
This Delta Air Lines flight between Hartsfield-Jackson Atlanta International Airport and San Francisco International Airport, on May 29, 2023, was operated by another airline. It arrived at gate C7. Passengers were flying aboard a Boeing 737-900 with tail number N921DU. See all the flights for DL623.
DL1256 (SFO-MSP)
This Delta Air Lines flight between San Francisco International Airport and Minneapolis St Paul International Airport, on May 29, 2023, was operated by another airline. It departed from gate C7. Passengers were flying aboard a Boeing 737-900 with tail number N921DU. See all the flights for DL1256.