Air date: 2025-10-01

Runtime: 43 min

A family of victims from a house fire is rushed to Gaffney. Lenox fights to save two sisters injured in an all-night rave turned tragedy. Tensions mount between Goodwin and Abrams over difficult staffing changes.

Air date: 2025-10-08

Runtime: 43 min

Things get personal when Ripley and Archer butt heads over an unusual case. Asher makes a surprising discovery with an expectant couple. A patient throws the hospital into chaos.

Air date: 2025-10-15

Runtime: 43 min

Lenox and Frost receive an unusual request from the parents of a patient on life support. Ripley and Charles work with a man who can't remember who he is.

Air date: 2025-10-22

Runtime: 43 min

Charles races to convince a patient to accept treatment before it's too late. Frost bonds with a young girl battling immunodeficiency. Lenox makes a chilling discovery.

Air date: 2025-10-29

Runtime: 43 min

A personal clash between Asher and Archer reaches a breaking point. Charles and Ripley uncover a rare neurological disorder in a patient. Goodwin's personal life is put to the test.

Air date: 2025-11-05

Runtime: 43 min

Secrets are uncovered when Goodwin's family comes together for Bert. Ripley and Frost treat two children stung by hornets in a treehouse. A member of the team struggles with relationship woes.

Air date: 2025-11-12

Runtime: 43 min

Charles grows increasingly suspicious of a colleague's intentions. Lenox crosses a line to protect a patient. Hannah and Archer treat a soon-to-be father battling cancer.

Air date: 2026-01-07

Runtime: 43 min

The doctors deal with the professional and personal fallout from the choices made during a city-wide power outage.

Air date: 2026-01-14

Runtime: 43 min

Tensions spike when a road rage incident sends three patients into the ED. Frost's former television co-star resurfaces. An unexpected arrival catches Asher and Archer off guard.

Air date: 2026-01-21

Runtime: 43 min

Archer and Frost confront a troubling medical mystery while treating a college basketball player. Lenox's treatment of a surrogate patient leads to unexpected complications for the patient and her best friend.

Air date: 2026-01-28

Runtime: 43 min

Old resentment stirs up Charles when his best friends from med school visit. Asher is forced to overcome obstacles in the treatment of one of her patients. Ripley looks to honor his best friend, Sully, on the one-year anniversary of his death.

Air date: 2026-02-04

Runtime: 43 min

Charles faces a new challenge when three medical students shadow him for a day. Goodwin faces a high-stakes board meeting. Frost reckons with his past.

Air date: 2026-03-04

Runtime: min

Firehouse 51 is called to an airfield when a passenger jet suddenly goes silent mid-air, triggering a high-stakes emergency. Their discovery cracks open a bigger and deadlier mystery — one with consequences that could ripple far beyond the runway and put countless lives in jeopardy. The crossover begins on Chicago Fire S14E13 (I). It continues on Chicago P.D. S13E13 (III).