Saving Rav Kahana from a fall from a roof, and then making him rich when Rav Kahana pointed out that poverty was putting him in a position which could lead to transgressions: Kiddushin 40a
Rabbah bar Avuha asking Eliyahu what the true answer was in a debate between Sages regarding a historical occurrence, and Eliyahu responding that all of the voices were correct: Megillah 15b
Rabbi Evyatar asking Eliyahu what was going on in Heaven: Gittin 6b
Eliyahu explaining to Rabbi Natan what Hashem was doing during a particular talmudic debate: Bava Metzia 59b
Killing a man praying behind a Synagogue: Berachot 6b
"It was learned in the House of Eliyahu " [Tanna DeVei Eliyahu]: Pesachim 94a, 112a; Megillah 28b
After a man was killed by a lion within three parsah of Rabbi Yehoshua ben Levi, Eliyahu refused to appear to him for three days [Rabbi Yehoshua should have prevented it]: Makkot 11a
Seven lessons were taught before Rav Chisda one Shabbat morning in Sura, and that afternon before Rabbah in Pumbedita, by either Elijah the Prophet or Joseph the sheid-Spirit: Eruvin 43a
Avuha bar Ihi and Manimin bar Ihi had wait staff. One of them gave the staff food from one dish at the start of the meal to sate their appetites; the other gave from each dish as it came out. Eliyahu would come speak with the latter one: Ketuvot 61a