To trigger the verticalized results, you need to specify that you want to see flights from location A to location B (US only right now). You then get outbound and return date fields, with lists of airlines and prices. If you click through to “more Google flight search results” there’s a richer presentation with a number of filters to help narrow your choices.
Google flight search for mobile is useful in that it can quickly provide users with a sense of prices and flight options “on the go.”
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