Can never know for sure. Can take anywhere between 2-3 months.
Behar Intl. Counsel 619.234.5962 Kindly be advised that the answer above is only general in nature cannot be construed as legal advice, given that not enough facts are known. It is your responsibility to retain a lawyer to analyze the facts specific to your particular situation in order to give you specific advice. Specific answers will require cognizance of all pertinent facts about your case. Any answers offered on Avvo are of a general nature only, and are not meant to create an attorney-client relationship.
You can never tell how long it will take.
You need to give serious consideration to what's more important, the trip in September or your citizenship.
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I've had rescheduled Naturalization interviews anywhere from 2-10 weeks from the original date. SF is usually reasonable with rescheduling, particularly with proof of pre-arranged travel.
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