hi, how much for the round trip (back and forth), Beijing -Edmonton, within 6 months? 6 k; u. L3 T3 ~4 H( ~7 K ( o* x" v2 X# w# `$ khow much for 1 year open airplane ticket? ' n( F1 [5 `# \. r; W9 G8 X 5 o- ?7 w) `& B' P! iThank you for your information.