Air Canada and ANA Star Alliance airlines are offering very low fares between North America and Bangkok or Singapore. The low fares require beginning the trip in a U.S. city and terminating in Montreal, Canada from only $308.
Depart from: Los Angeles, Tampa, Washington DC, New York
Return to: Montreal, Canada
Stops in Tokyo and Vancouver on the way back
Destinations: Bangkok or Singapore via Tokyo
Availability on selected dates from April to November 2016
Use the “Multi-Destinations” search option on Priceline.com