Highway H15 is a Ukrainian national highway (H-highway) connecting Zaporizhzhia with Donetsk.

[1] It passes through Vil'nians'k, Mykhailo-Lukasheve, and Kolos in Vilniansk Raion, Rodyns'ke, Petropavlivka, Novomykolaivka in Novomykolaivka Raion; Kyivs'ke and Trudove in Bilmak Raion; Novokasyanivka in Novomykolaivka Raion; Zelena Dolyna, Pysantsi, Mechetne, Orly, Dibrova, and Havrylivke in Synelnykove Raion; Iskra, Piddubne-Tolstoi, Perebudova-Komar, Ordradne, Bahatyr, Kostayantynopil', Andriivka, and Ulakly in Velyka Novosilka Raion; Dachne in Marinka Raion; Kurakhove, and Maksymil'yanivka-Heorhiivka-Marinka.

The H15 has a brief concurrency with highway T-04-01 in Synelnykove Raion.

Significant armed conflict has occurred along and near the H15 during the Russo-Ukrainian War.

Main route and connections to/intersections with other highways in Ukraine.