The Flash years are covered date by date in the 1971–72 and 1973–74 chronologies.
January 1973
- 5 January 1973FlashGigAnnounced in contemporary advertising or listings; a report of the show itself has not yet been found.Mustang Drive-In Theatre, Pinellas Park · with White Witch
- 6 January 1973FlashGigAnnounced in contemporary advertising or listings; a report of the show itself has not yet been found.West Palm Beach Auditorium, West Palm Beach · with Raspberries; Bob Seger Group
- 8 January 1973FlashGigAnnounced in contemporary advertising or listings; a report of the show itself has not yet been found.Agora Theatre, Cleveland · with The Variations
- 12 January 1973FlashGigAnnounced in contemporary advertising or listings; a report of the show itself has not yet been found.Spectrum, Philadelphia · with James Gang; Jo Jo Gunne; Lou Reed
- 14 January 1973FlashGigConfirmed by a contemporary review or surviving recording.Philharmonic Hall, New York · with Earth Wind & Fire; Dr. Hook & The Medicine Show
- 19 January 1973FlashGigAnnounced in contemporary advertising or listings; a report of the show itself has not yet been found.Kinetic Playground, Chicago · with Blue Oyster Cult; Glencoe; Jo Jo Gunne possibly added
- 20 January 1973FlashGigAnnounced in contemporary advertising or listings; a report of the show itself has not yet been found.Kinetic Playground, Chicago · with Blue Oyster Cult; Glencoe; Jo Jo Gunne possibly added
- 21 January 1973FlashGigConfirmed by a contemporary review or surviving recording.Cowtown Ballroom, Kansas City · with The Byrds
February 1973
- 1 February 1973FlashGigDate from an independently researched chronology; contemporary advertising or a review is still being sought.Dunstable Civic, Dunstable · with Beck Bogert & Appice
- 2 February 1973FlashGigDate from an independently researched chronology; contemporary advertising or a review is still being sought.Reading University, Reading · with Beck Bogert & Appice
- 3 February 1973FlashGigConfirmed by a contemporary review or surviving recording.Imperial College, London · with Beck Bogert & Appice
- 9 February 1973FlashGigAnnounced in contemporary advertising or listings; a report of the show itself has not yet been found.Newcastle Polytechnic, Newcastle upon Tyne · with Beck Bogert & Appice
- 10 February 1973FlashGigAnnounced in contemporary advertising or listings; a report of the show itself has not yet been found.Leeds University Refectory, Leeds · with Beck Bogert & Appice
- 11 February 1973FlashGigDate from an independently researched chronology; contemporary advertising or a review is still being sought.Hardrock, Manchester · with Beck Bogert & Appice
- 15 February 1973FlashGigDate from an independently researched chronology; contemporary advertising or a review is still being sought.Hardrock, Bournemouth · with Beck Bogert & Appice
- 16 February 1973FlashGigDate from an independently researched chronology; contemporary advertising or a review is still being sought.Sundown, Edmonton · with Beck Bogert & Appice
May 1973
- 19 May 1973FlashGigDate from an independently researched chronology; contemporary advertising or a review is still being sought.Luton College, Luton · with JSD Band
June 1973
- 25 June 1973FlashGigDate from an independently researched chronology; contemporary advertising or a review is still being sought.Hull City Hall, Hull · with Wishbone Ash
July 1973
- 7 July 1973Peter BanksGigZox and The Radar Boys at The Friars, Aylesbury, with Jack The Lad and Peter Hammill
- 28 July 1973FlashGigAnnounced in contemporary advertising or listings; a report of the show itself has not yet been found.Alexandra Palace, London · with Nazareth; Budgie; Cat Iron
August 1973
- 24 August 1973FlashGigConfirmed by a contemporary review or surviving recording.Cape Cod Coliseum, South Yarmouth
September 1973
- 1 September 1973FlashGigConfirmed by a contemporary review or surviving recording.Civic Auditorium, Albuquerque · with Blue Oyster Cult; Quicksilver Messenger Service; El Chicano
- 16 September 1973FlashGigDate from an independently researched chronology; contemporary advertising or a review is still being sought.Fairyland Park, Kansas City · with Quicksilver Messenger Service; Blue Oyster Cult; Phlorescent Leech & Eddie; Brownsville Station; Rare Earth; Nazareth
- 29 September 1973FlashGigcanceledThe booking was advertised, but the concert was cancelled. Flash did not play this date.Music Hall, Kansas City · with Deodato
October 1973
- October 1973 (approximate)Peter BanksEventBanks meets American singer Sidonie Jordan ("Sydney") while Flash tape NBC's Midnight Special in Los Angeles, according to Banks
- 3 October 1973FlashGigConfirmed by a contemporary review or surviving recording.Terrace Ballroom, Salt Lake City · with Deodato
- 6 October 1973FlashGigAnnounced in contemporary advertising or listings; a report of the show itself has not yet been found.Berkeley Community Theatre, Berkeley · with Deodato; Eugene Blackwell and the New Breed
- 7 October 1973FlashGigAnnounced in contemporary advertising or listings; a report of the show itself has not yet been found.Civic Auditorium, Santa Monica · with Deodato
- 9 October 1973FlashTVConfirmed by a contemporary review or surviving recording.NBC Studios, Los Angeles · with The Midnight Special taping; Jerry Lee Lewis host
- 22 October 1973FlashGigAnnounced in contemporary advertising or listings; a report of the show itself has not yet been found.Next Exit, Wausau · with Powerhouse; The Bushman Clark Band
- 23 October 1973FlashGigAnnounced in contemporary advertising or listings; a report of the show itself has not yet been found.Next Exit, Wausau · with Powerhouse; The Bushman Clark Band
- 24 October 1973FlashGigConfirmed by a contemporary review or surviving recording.Hara Arena, Dayton · with Captain Beyond
- 26 October 1973FlashGigConfirmed by a contemporary review or surviving recording.Miami Baseball Stadium, Miami · with Three Dog Night
- 28 October 1973FlashGigAnnounced in contemporary advertising or listings; a report of the show itself has not yet been found.Memorial Coliseum, Winston-Salem · with Three Dog Night
November 1973
- 16 November 1973FlashGigConfirmed by a contemporary review or surviving recording.El Paso Coliseum, El Paso · with Three Dog Night
- 17 November 1973FlashGigFlash's final concert. A contemporary University of New Mexico review confirms that the band opened for Three Dog Night at University Arena; an El Paso report identifies the previous night's appearance as Flash's next-to-last gig.University Arena, Albuquerque · with Three Dog Night; Flash
- 18 November 1973FlashEventFlash broke up the day after the Albuquerque concert. Contemporary reporting says Peter Banks would not complete the remaining tour, while Colin Carter and Ray Bennett had already planned to leave after the tour ended.Telephone call / tour
- 19 November 1973FlashGigcanceledPart of the advertised itinerary, abandoned after Flash broke up on 18 November 1973. Flash did not play this date.Ottumwa Coliseum, Ottumwa
- 20 November 1973FlashGigcanceledPart of the advertised itinerary, abandoned after Flash broke up on 18 November 1973. Flash did not play this date.McElroy Auditorium, Waterloo
- 22 November 1973FlashGigcanceledPart of the advertised itinerary, abandoned after Flash broke up on 18 November 1973. Flash did not play this date.Kiel Auditorium, St Louis · with Wishbone Ash
- 24 November 1973FlashGigcanceledPart of the advertised itinerary, abandoned after Flash broke up on 18 November 1973. Flash did not play this date.Masonic Temple, Detroit · with Wishbone Ash