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 May 01, 2007. 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 May 03, 2007. 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 June 15, 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 June 10, 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 June 17, 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 June 22, 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 01, 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 June 27, 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 05, 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 10, 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 13, 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 09, 2009. 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".