Flights for DL521 These are not all the flights that DL521 has taken, just some of them that have flown in or out of SFO

DL521 (SFO-JFK)
This Delta Air Lines flight between San Francisco International Airport and John F Kennedy International Airport, on April 09, 2023, was operated by another airline. It departed from gate C8. Passengers were flying aboard a Boeing 767-300 with tail number N197DN. See all the flights for DL521.
DL521 (SFO-JFK)
This Delta Air Lines flight between San Francisco International Airport and John F Kennedy International Airport, on April 08, 2023, was operated by another airline. It departed from gate C8. Passengers were flying aboard a Boeing 757-200 with tail number N702TW. See all the flights for DL521.
DL521 (SFO-JFK)
This Delta Air Lines flight between San Francisco International Airport and John F Kennedy International Airport, on April 07, 2023, was operated by another airline. It departed from gate C5. Passengers were flying aboard a Boeing 757-200 with tail number N723TW. See all the flights for DL521.
DL521 (SFO-JFK)
This Delta Air Lines flight between San Francisco International Airport and John F Kennedy International Airport, on April 06, 2023, was operated by another airline. It departed from gate C8. Passengers were flying aboard a Boeing 757-200 with tail number N702TW. See all the flights for DL521.
DL521 (SFO-JFK)
This Delta Air Lines flight between San Francisco International Airport and John F Kennedy International Airport, on April 05, 2023, was operated by another airline. It departed from gate C5. Passengers were flying aboard a Boeing 757-200 with tail number N703TW. See all the flights for DL521.
DL521 (SFO-JFK)
This Delta Air Lines flight between San Francisco International Airport and John F Kennedy International Airport, on April 04, 2023, was operated by another airline. It departed from gate C9. Passengers were flying aboard a Boeing 757-200 with tail number N706TW. See all the flights for DL521.
DL521 (SFO-JFK)
This Delta Air Lines flight between San Francisco International Airport and John F Kennedy International Airport, on April 03, 2023, was operated by another airline. It departed from gate C8. Passengers were flying aboard a Boeing 757-200 with tail number N722TW. See all the flights for DL521.
DL521 (SFO-JFK)
This Delta Air Lines flight between San Francisco International Airport and John F Kennedy International Airport, on April 02, 2023, was operated by another airline. It departed from gate C9. Passengers were flying aboard a Boeing 757-200 with tail number N723TW. See all the flights for DL521.
DL521 (SFO-JFK)
This Delta Air Lines flight between San Francisco International Airport and John F Kennedy International Airport, on April 01, 2023, was operated by another airline. It departed from gate C8. Passengers were flying aboard a Boeing 767-300 with tail number N172DN. See all the flights for DL521.
DL521 (SFO-JFK)
This Delta Air Lines flight between San Francisco International Airport and John F Kennedy International Airport, on March 31, 2023, was operated by another airline. It departed from gate C8. Passengers were flying aboard a Boeing 757-200 with tail number N723TW. See all the flights for DL521.
DL521 (SFO-JFK)
This Delta Air Lines flight between San Francisco International Airport and John F Kennedy International Airport, on March 30, 2023, was operated by another airline. It departed from gate C5. Passengers were flying aboard a Boeing 757-200 with tail number N702TW. See all the flights for DL521.
DL521 (SFO-JFK)
This Delta Air Lines flight between San Francisco International Airport and John F Kennedy International Airport, on March 29, 2023, was operated by another airline. It departed from gate C5. Passengers were flying aboard a Boeing 757-200 with tail number N705TW. See all the flights for DL521.