I don't think so. Why don't you retain counsel and go in to to court and get the warrant vacated before you go on the trip?
I am a former federal and State prosecutor and now handle criminal defense and personal injury/civil rights cases. Feel free to check out my web site and contact me at (212) 385-8015 or via email at Eric@RothsteinLawNY.com. The above answer is for informational purposes only and not meant as legal advice.
If a warrant has already issued, your friend could be picked up and detained at any time. In theory, the police can go to his house tomorrow and arrest him. Did you try explaining your friend's situation to the clerk and ask for their suggestion?
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