Flights for F9661 These are not all the flights that F9661 has taken, just some of them that have flown in or out of SFO

FFT661 (DEN-SFO)
This Frontier Airlines flight traveled from Denver International Airport to San Francisco International Airport, on July 24, 2009. Passengers were flying aboard an Airbus A318. See all the flights for F9661.
FFT661 (DEN-SFO)
This Frontier Airlines flight traveled from Denver International Airport to San Francisco International Airport, on July 26, 2009. Passengers were flying aboard an Airbus A318. See all the flights for F9661.
FFT661 (DEN-SFO)
This Frontier Airlines flight traveled from Denver International Airport to San Francisco International Airport, on July 07, 2009. Passengers were flying aboard an Airbus A318. See all the flights for F9661.
FFT661 (DEN-SFO)
This Frontier Airlines flight traveled from Denver International Airport to San Francisco International Airport, on August 07, 2009. Passengers were flying aboard an Airbus A318. See all the flights for F9661.
FFT661 (DEN-SFO)
This Frontier Airlines flight traveled from Denver International Airport to San Francisco International Airport, on August 18, 2009. Passengers were flying aboard an Airbus A318. See all the flights for F9661.
FFT661 (DEN-SFO)
This Frontier Airlines flight traveled from Denver International Airport to San Francisco International Airport, on August 31, 2009. Passengers were flying aboard an Airbus A318. See all the flights for F9661.
FFT661 (DEN-SFO)
This Frontier Airlines flight traveled from Denver International Airport to San Francisco International Airport, on September 08, 2009. Passengers were flying aboard an Airbus A318. See all the flights for F9661.
FFT661 (DEN-SFO)
This Frontier Airlines flight traveled from Denver International Airport to San Francisco International Airport, on August 30, 2009. Passengers were flying aboard an Airbus A318. See all the flights for F9661.
FFT661 (DEN-SFO)
This Frontier Airlines flight traveled from Denver International Airport to San Francisco International Airport, on February 24, 2009. Passengers were flying aboard an Airbus A318. See all the flights for F9661.
FFT661 (DEN-SFO)
This Frontier Airlines flight traveled from Denver International Airport to San Francisco International Airport, on October 07, 2010. Passengers were flying aboard an Airbus A318. See all the flights for F9661.
FFT661 (DEN-SFO)
This Frontier Airlines flight traveled from Denver International Airport to San Francisco International Airport, on September 23, 2010. Passengers were flying aboard an Airbus A318. See all the flights for F9661.
FFT661 (DEN-SFO)
This Frontier Airlines flight traveled from Denver International Airport to San Francisco International Airport, on September 22, 2010. Passengers were flying aboard an Airbus A318. See all the flights for F9661.

All these flight data are available as openly licensed data on the sfomuseum-data GitHub account. If you'd like to read more about our efforts to archive flight data at SFO Museum have a look a the Mills Field weblog posts tagged "flightdata".