Should I push here?

[illini43]

350 left, 81 cash
Average stack is around 3500

PokerStars No-Limit Hold'em Tourney, Big Blind is t150 (9 handed) converter

MP1 (t3575)
MP2 (t6260)
MP3 (t7985)
CO (t2595)
Hero (t2156)
SB (t1370)
BB (t680)
UTG (t1570)
UTG+1 (t3500)

Preflop: Hero is Button with K[img]/images/graemlins/heart.gif[/img], A[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">2 folds</font>, MP1 calls t150, MP2 calls t150, <font color="#666666">1 fold</font>, CO calls t150, <font color="blue"> Hero ??? </font>

Should I see a flop here or push?