WestJet WS1540 Cancelled YYC Calgary → IAH Houston 3h 56m 2,815km / 1,737mi 17. Jan 2018 DEPARTURE 07:00 MST 14:00 UTC ARRIVAL 11:56 CST 17:56 UTC Boeing B737-700 C-FWSX AIRLINE WestJet WS / WJA FREQUENCY irregular/new DISTANCE 2,816km FLIGHTS/WEEK 28 PUNCTUALITY 85% CO2 EMISSIONS Economy 494kg Eco+ 572kg