Petition for Alien Fiancé(e) — Fiancé(e) visa petition. Current USCIS filing fee, the online-vs-paper difference, and the other forms usually filed with it.
USCIS returns a rejected filing with the fee — but you lose the months you already waited, and priority dates and status gaps do not pause while you refile. FormGuard checks a completed I-129F against the rejection reasons USCIS actually applies, before you mail it.
Check my I-129F — $39 Add up a full packageStarts the K-1 fiancé(e) visa process so a U.S. citizen's fiancé(e) can enter the U.S. to marry within 90 days.
U.S. citizens petitioning for a fiancé(e) (and their children) living abroad.
I-129F costs the same either way — $675. Online filing still gives you a receipt immediately and removes the mailing-address risk entirely, which is the more common source of trouble.
Official USCIS page for I-129F → · Where do I file it?