Hello, I'm not sure which of the following sentences are correct.<br/><br/><span style="color:#993300;">1) There was 2 hours left for my flight to leave</span>.<br/><br/><span style="color:#339966;">2) There was 2 hours until my flight (would leave).</span><br/><br/><span style="color:#339966;"><span style="color:#808000;">3) There was 2 hours left before my flight (would leave).</span></span><br/><br/><span style="color:#339966;"><span style="color:#000000;">Also: is "would leave" correct at the end of sentences <span style="color:#008080;">2</span> and <span style="color:#808000;">3<span style="color:#000000;">?</span></span></span><br/></span>