The 2017 LFA Segunda Divisao Promotion Playoff is the first season of the Liga Futebol Amadora Segunda Divisao Promotion Playoff. The tournament began on May 16 and finished on May 31.
All games are played at the Dili Municipal Stadium.
12 clubs entered a knock-out tournament to determine 3 clubs to be promoted to 2018 Segunda Divisao.
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This round match held between 16 and 22 May 2017. <section begin=First Round />
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This round match held between 23 and 24 May 2017. União Tokodede and Lalenok United received a bye. <section begin=Second Round />
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The semifinals held between 26 and 28 May 2017. <section begin=Semifinals />
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FC Lero promoted.
Lalenok United promoted.
The final held on 31 May 2017 in Municipal Stadium. <section begin=Play-off />
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Fitun Estudante promoted.