In AIR, the WebKit view allows you to display HTML content. Within this HTML content, Typekit can be used to display fonts using the Typekit service.
Using <iframe> and setting the documentRoot and sandboxRoot, you also have to load Typekit script.
I have not created any example but i found useful link which will surely help you to solve out the problem.
I have also learn something from this recipe. thank you.
I give full credit to below link for solution.
link : http://www.adobe.com/devnet/air/articles/air_web_fonts.html
Regards,
Virat Patel
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