Flights for UA661 These are not all the flights that UA661 has taken, just some of them that have flown in or out of SFO

UA661 (SFO-EWR)
This United Airlines flight traveled from San Francisco International Airport to Newark International Airport, on July 25, 2020. It departed from gate F21. See all the flights for UA661.
UA661 (SEA-SFO)
This United Airlines flight traveled from Tacoma International Airport to San Francisco International Airport, on July 25, 2020. It arrived at gate F20. Passengers were flying aboard an Airbus A320-200 with tail number N413UA. See all the flights for UA661.
UA661 (SFO-EWR)
This United Airlines flight traveled from San Francisco International Airport to Newark International Airport, on July 24, 2020. It departed from gate F12. See all the flights for UA661.
UA661 (SEA-SFO)
This United Airlines flight traveled from Tacoma International Airport to San Francisco International Airport, on July 24, 2020. It arrived at gate F4. Passengers were flying aboard an Airbus A319 with tail number N851UA. See all the flights for UA661.
UA661 (SFO-EWR)
This United Airlines flight traveled from San Francisco International Airport to Newark International Airport, on July 23, 2020. It departed from gate F14. See all the flights for UA661.
UA661 (SEA-SFO)
This United Airlines flight traveled from Tacoma International Airport to San Francisco International Airport, on July 23, 2020. It arrived at gate F3. Passengers were flying aboard an Airbus A319 with tail number N851UA. See all the flights for UA661.
UA661 (SFO-EWR)
This United Airlines flight traveled from San Francisco International Airport to Newark International Airport, on July 22, 2020. It departed from gate F21. Passengers were flying aboard a Boeing 757-200 with tail number N48127. See all the flights for UA661.
UA661 (SEA-SFO)
This United Airlines flight traveled from Tacoma International Airport to San Francisco International Airport, on July 22, 2020. It arrived at gate F4. Passengers were flying aboard an Airbus A319 with tail number N826UA. See all the flights for UA661.
UA661 (SFO-EWR)
This United Airlines flight traveled from San Francisco International Airport to Newark International Airport, on July 21, 2020. It departed from gate F21. Passengers were flying aboard a Boeing 757-200 with tail number N14106. See all the flights for UA661.
UA661 (SEA-SFO)
This United Airlines flight traveled from Tacoma International Airport to San Francisco International Airport, on July 21, 2020. It arrived at gate F17. Passengers were flying aboard an Airbus A319 with tail number N826UA. See all the flights for UA661.
UA661 (SFO-EWR)
This United Airlines flight traveled from San Francisco International Airport to Newark International Airport, on July 20, 2020. It departed from gate F16. Passengers were flying aboard a Boeing 757-200 with tail number N14115. See all the flights for UA661.
UA661 (SEA-SFO)
This United Airlines flight traveled from Tacoma International Airport to San Francisco International Airport, on July 20, 2020. It arrived at gate F17. Passengers were flying aboard an Airbus A319 with tail number N843UA. See all the flights for UA661.