Is this really bad and weak play?
Should I have reraised the flop?
How about the other streets?
No reads yet.

PokerStars No-Limit Hold'em Tourney, Big Blind is t20 (9 handed) by Hand Converter CG

CO (t1500)
Button (t1490)
SB (t1480)
BB (t1690)
UTG (t1500)
UTG+1 (t1420)
MP1 (t1500)
MP2 (t1420)
Hero (t1500)

Preflop: Hero is MP3 with Jc, Jh.
3 folds, MP2 calls t20, Hero raises to t80, 3 folds, BB calls t60, MP2 folds.

Flop: (t190) Kd, Ks, 9h (2 players)
BB bets t80, Hero calls t80.

Turn: (t350) Qc (2 players)
BB bets t80, Hero calls t80.

River: (t510) Th (2 players)
BB bets t180, Hero calls t180.

Final Pot: t870