WestJet WS1535 Landed IAH Houston → YYC Calgary 4h 11m 2,815km / 1,737mi 31. Jan 2018 DEPARTURE 19:18 CST 01:18 UTC 18:05 +73 minutes ARRIVAL 22:29 MST 05:29 UTC 21:25 +64 minutes Boeing B737-700 C-GWSP AIRLINE WestJet WS / WJA FREQUENCY daily DISTANCE 2,816km FLIGHTS/WEEK 28 PUNCTUALITY 74% CO2 EMISSIONS Economy 494kg Eco+ 572kg