All Events, Closures and Refurbishments at a bug’s land or Disneyland Park in Disneyland during September of 2018 and 2020

September 2018

Aug. 2015 - May. 31Disneyland Park : Disneyland ResortStar Wars: Galaxy's Edge The 14-acre Star Wars-themed land that was announced during the 2015 D23 EXPO opens at Disneyland on May 31.
Mar. 19 - Opening 2020a bug's land : Disney California AdventureIt's Tough to be a Bug Closed March 19, 2018, to be replaced by the new Marvel Super Heroes area, opening in 2020.
Mar. 20 - Opening 2020a bug's land : Disney California AdventureMarvel Super Heroes-Themed Land The Guardians of the Galaxy will be joined by Spider-Man and the Avengers in what will become a completely immersive Super Hero universe. This new land, opening in 2020, will be anchored by the Guardians of the Galaxy - Mission: BREAKOUT!, in the adjacent space that is currently occupied by "a bug's land." "It's Tough to Be a Bug" closed March 19; the rest of the land will close September 5.
Jul. 30 - Re-opening date not yet available.Fantasyland : Disneyland ParkMatterhorn Bobsleds Closed for refurbishment.
Aug. 06 - Oct. 02Adventureland : Disneyland ParkEnchanted Tiki Room Closed for refurbishment.
Aug. 14 - Sep. 27Main Street, U.S.A. : Disneyland ParkMain Street Cinema Closed for refurbishment.
Aug. 20 - Sep. 06New Orleans Square : Disneyland ParkHaunted Mansion Closed for installation of holiday overlay.
Sep. 05 - Permanent Closurea bug's land : Disney California AdventureBug's Land Closure "A bug's land", including Flik's Fun Fair, will be closing permanently starting September 5. The area will be re-imagined as Marvel Super Heroes land, opening in 2020.
Sep. 06Tomorrowland : Disneyland ParkSpace Mountain Closed for installation of holiday overlay.
Sep. 07 - Fall 2018Disneyland Park : Disneyland ResortRemember...Dreams Come True Disneyland's 50th anniversary fireworks show returns for a limited time with performances on select nights starting 9/7/18.
Sep. 10 - Sep. 13Frontierland : Disneyland ParkSailing Ship Columbia Closed for refurbishment.
Sep. 17 - Sep. 20Frontierland : Disneyland ParkMark Twain Riverboat Closed for refurbishment.
Sep. 19 - Oct. 31Disneyland Park : Disneyland ResortMickey's Halloween Party Mickey's Halloween Party takes place at Disneyland on select nights in September and October. Entertainment includes trick-or-treating, special character greetings, the Frightfully Fun Parade led by the Headless Horseman, and the Halloween Screams fireworks show.
Sep. 24 - Sep. 28Frontierland : Disneyland ParkPirate's Lair on Tom Sawyer Island Closed for refurbishment.

September 2020

2019 - Early 2023Disneyland Park : Disneyland ResortMickey & Minnie's Runaway Railway (DLR) The first major Mickey-themed ride-through attraction, is coming to Disneyland’s Mickey’s Toontown in Early 2023 as part of the reimagination of Mickey’s Toontown. The ride will be housed in the El CapiTOON Theater, where Mickey and Minnie are premiering their newest short, Perfect Picnic.
Mar. 14, 2020 - TBDDisneyland Park : Disneyland ResortFinding Nemo Submarine Voyage Finding Nemo Submarine Voyage will close for refurbishment beginning March 14th, 2021. A reopening date has not yet been announced.