How sweet of you to be so worried about this.
Send her an email telling her exactly why you like or love her so much.
Go to any U.S. website w/express shipping, or...
I don't know how close you are to your parents or friends from home, but maybe you could call them and have them order/pick up/deliver fresh flowers to bring to her?? Forget how much you spend...personally I would be blown away by a guy who called his best friend from another country just so he could show up at my house on v day with one rose.
9 bucks and a phone call. It's that easy.