Quick answer · Season 18
It's Always Sunny in Philadelphia season 18 is airing now on FX. Episode 8, "Mac and Dennis Tear Their ACLs", is tonight at 9 p.m. ET / 8 p.m. CT.
The finale is Monday, October 12, 2026.
- U.S. premiere
- August 17, 2026
- Where
- FX
- Time
- 9 p.m. ET / 8 p.m. CT
- Episodes
- 10
- Finale
- October 12, 2026
Where to watch It's Always Sunny in Philadelphia season 18 in the U.S.
Season 18 episode schedule
| Ep. | Title | U.S. date | Time | Status |
|---|---|---|---|---|
| 1 | Frank Marries a Corpse | [1] | 9 p.m. ET / 8 p.m. CT national slot | Listed |
| 2 | Dennis and Dee Don't Get Rich | [1] | 9 p.m. ET / 8 p.m. CT national slot | Listed |
| 3 | The Gang Gets Tested | [1] | 9 p.m. ET / 8 p.m. CT national slot | Listed |
| 4 | 2026: A Virtual Insanity | [1] | 9 p.m. ET / 8 p.m. CT national slot | Listed |
| 5 | The Gang Goes to the Ren Faire | [1] | 9 p.m. ET / 8 p.m. CT national slot | Listed |
| 6 | The War on Alcohol | [1] | 9 p.m. ET / 8 p.m. CT national slot | Listed |
| 7 | Gilligan's Island: A Conspiracy Theorist's Paradise | [1] | 9 p.m. ET / 8 p.m. CT national slot | Listed |
| 8 | Mac and Dennis Tear Their ACLs | [1] | 9 p.m. ET / 8 p.m. CT national slot | Next |
| 9 | Frank's Team: A Dark Day for Baseball | [1] | 9 p.m. ET / 8 p.m. CT national slot | Listed |
| 10 | The Guys Have a Sleepover | [1] | 9 p.m. ET / 8 p.m. CT national slot | Listed |
Dates are U.S. dates. Broadcast times are the network's national slot; your local station may differ.
About It's Always Sunny in Philadelphia
It's Always Sunny in Philadelphia is a comedy series on FX that first aired in 2005. Season 18 began on Monday, August 17, 2026, airing Mondays 9 p.m. ET/PT (8 p.m. CT).
Season 18: Season 18 of It's Always Sunny in Philadelphia on FX.
- Network / service: FXX (first aired August 4, 2005)
- Official site: fxnetworks.com
- Main cast over the series (TVmaze): Rob McElhenney (Ronald "Mac" McDonald), Charlie Day (Charles "Charlie" Kelly), Kaitlin Olson (Deandra "Sweet Dee" Reynolds), Glenn Howerton (Dennis Reynolds), Danny DeVito (Frank Reynolds)
All seasons
Season 18
Airing nowSeason 18 of It's Always Sunny in Philadelphia on FX.
Season 17
StreamingSeason 17 aired from 2025-07-09 to 2025-08-20.
Common questions
When does It's Always Sunny in Philadelphia season 18 come out?
The season premiere is listed for Monday, August 17, 2026 on FX, and the finale is listed for Monday, October 12, 2026. Schedules can change; the table above is updated daily.
What time is It's Always Sunny in Philadelphia on?
FX lists it Mondays at 9 p.m. Eastern and Pacific (8 p.m. Central). Local stations and sports overruns can shift the time.
How many episodes are in season 18?
TVmaze lists 10 episodes for season 18.
Where can I watch It's Always Sunny in Philadelphia?
It's Always Sunny in Philadelphia airs on FX. Cable or live-TV streaming services; streaming on Hulu.
Sources
We check each date against the sources below. If they disagree, we say so rather than picking one.
Update history
- Schedule imported from TVmaze listings.
Spotted something out of date? Tell us.
