![Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--LcoJENZ4--/c_fill,h_315,w_851/d_tv-fanatic-placeholder-square.png,f_auto,fl_lossy,q_75/v1705337270/banner/chicago-fire.jpg)
Chicago Fire
Wednesdays 9:00 PM on NBCWatch Chicago Fire Season 4 Online
Watch Chicago Fire Season 4 full episodes online, free and paid options via our partners and affiliates.
![Structure on Fire - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--cPDHvan6--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1463436761/structure-on-fire-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 23, the team responds to a dangerous structure fire while Dawson continues her quest to foster Louie on the season finale.
![Building Collapse - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--NE1mcHe2--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1462838274/building-collapse-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 22, when a building collapses trapping a dozen people, the team responds and Dawson continues on her quest to foster Louie.
![Dawson Makes a Save - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--7s-IeLFJ--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1462140072/dawson-makes-a-save-chicago-fire.png)
On Chicago Fire Season 4 Episode 21, Dawson saves a young boy from an apartment fire while Cruz and Brett utilize a secret weapon with Otis and Dr. Halstead.
![Holloway's Son - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--Ixffe-Zl--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1461624799/holloways-son-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 20, Severide watches Holloway's young son while she testifies in court while Casey receives a suspicious package in the mail.
![Gang Retribution - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s---5mEzxFV--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1460924869/gang-retribution-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 19, Severide watches Det. Holloway's son at the firehouse while Casey becomes involved in a case of gang-retribution incident.
![A Restaurant in Flames - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--ZfzQOWjO--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1459742933/a-restaurant-in-flames-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 18, Firehouse 51 is called into action when a fire breaks out at a restaurant trapping several people inside.
![Inside a Chimney - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--i7mUfaTW--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1459227975/inside-a-chimney-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 17, while investigating a carbon monoxide leak inside a home, Severide and Cruz find a child's remains inside a chimney.
![Burning Car - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--RTWcVmC---/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1456193920/burning-car-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 16, Casey reconsiders running for alderman while the squad responds when a man is trapped inside of a burning car.
![Dawson and Kidd - Chicago Fire Season 4 Episode 15](https://tv-fanatic-res.cloudinary.com/iu/s--swJlaYzj--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1455415331/dawson-and-kidd-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 15, the team responds to a suspicious call from a neighboring firehouse and they welcome a new firefighter. Casey moves forward in his run for alderman.
![Battle of the Badges - Chicago Fire Season 4 Episode 14](https://tv-fanatic-res.cloudinary.com/iu/s--ggwRpJQz--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1454815888/battle-of-the-badges-chicago-fire-season-4-episode-14.jpg)
On Chicago Fire Season 4 Episode 14, Severide confronts Chili about her erratic behavior and Jimmy squares off against Antonio in the "Battle of the Badges" boxing match.
![Casey and SWAT - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--ECxP1A7i--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1454271617/casey-and-swat-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 13, the team responds to a mass shooting, Casey investigates the missing money from the fundraiser, and Jimmy agrees to represent the firehouse in a boxing match.
![Dawson Faces Consequences - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--ycGm8b4r--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1453777367/dawson-faces-consequences-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 12, Dawson and Brett face repercussions for telling Boden about Chili and Freddie's father begs Herrmann to forgive his son.
![A Major Mistake - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--9Y6ZdO_x--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1453163504/a-major-mistake-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 11, Severide helps a Department of Homeland Security agent while Brett reports Chilli to Boden when she makes a major mistake.
![Herrmann Recovers - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--0f0J8a9q--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1451251247/herrmann-recovers-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 10, squad members gather at Chicago Med after one of their own is attacked and Cruz works with Chicago P.D. to find Freddie.
![Keeping Him Close - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--mzgAjGbC--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1449523100/keeping-him-close-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 9, Severide hunts down Serena, Jimmy and Chili draw attention they don't want, and Patterson fills in for Boden.
![Borrelli and the Tortoise - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--iIh3tHF5--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1448930106/borrelli-and-the-tortoise-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 8, Patterson questions whether Boden can remain chief while Boden believes Maddox is behind Serena's accusations.
![A Set Up - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--CneS_TkC--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1448326733/a-set-up-chicago-fire.jpg)
Severide learns information about Patterson that could be a game changer while romance blossoms at a fire department gala on a brand new Chicago Fire.
![A Favor - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--5hk1_aYc--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1447715402/a-favor-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 5, the team responds to an accident that involves an 18-wheeler and Boden's new neighbor asks him for a favor.
![The Wedding - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--CBWJfeyE--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1446503596/the-wedding-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 5, Chief Riddle isn't happy when Boden offers to host a wedding at the firehouse after a fire destroys the original location.
![The Arson Investigation - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--mA-ODHID--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1446502812/the-arson-investigation-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 4, Severide digs deep into the arson investigation while squad members come together to support one of their own.
![Transferred - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--kZiftppv--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1445904583/transferred-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 3, evidence that appearss to exonerate Boden may not be enough while the team responds to a stuck elevator in a hotel.
![A New Commanding Officer - Chicago Fire](https://tv-fanatic-res.cloudinary.com/iu/s--X_iRX4Jh--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1445289544/a-new-commanding-officer-chicago-fire.jpg)
On Chicago Fire Season 4 Episode 2, Severide must deal with having a new commanding officer while Casey searches for important evidence concerning Nesbitt.
![Back to Work - Chicago Fire Season 4 Episode 1](https://tv-fanatic-res.cloudinary.com/iu/s--HECtG9TG--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1444228250/back-to-work-chicago-fire-season-4-episode-1.jpg)
On Chicago Fire Season 4 Episode 1, Casey is placed in a dangerous situation and the squad's hire turnover rate results in an unwelcome surprise for Severide.