Listing the length of each attraction at Disneyland, in minutes:

Disneyland Attraction Durations
Attraction Duration
Gadget's Go Coaster 1 minutes
Astro Orbitor 1.5 minutes
Mad Tea Party 1.5 minutes
Dumbo the Flying Elephant 1.67 minutes
Mr. Toad's Wild Ride 2 minutes
Snow White's Scary Adventures 2 minutes
King Arthur Carrousel 3 minutes
Peter Pan's Flight 3 minutes
Pinocchio's Daring Journey 3 minutes
Big Thunder Mountain Railroad 3.5 minutes
Alice in Wonderland 4 minutes
Casey Jr. Circus Train 4 minutes
Matterhorn Bobsleds 4 minutes
Roger Rabbit's Car Toon Spin 4 minutes
The Many Adventures of Winnie the Pooh 4 minutes
Autopia 4.5 minutes
Buzz Lightyear Astro Blasters 4.5 minutes
The Royal Hall 5 minutes
Goofy's Playhouse 5 minutes
Mickey's House and Meet Mickey 5 minutes
Minnie's House 5 minutes
Donald's Boat 5 minutes
Space Mountain 5 minutes
Dapper Dans 7 minutes
Main Street Vehicles 7 minutes
Star Tours: The Adventures Continue 7 minutes
Jungle Cruise 7.5 minutes
Tarzan's Treehouse 9 minutes
Haunted Mansion 9 minutes
Storybook Land Canal Boats 9.5 minutes
The Straw Hatters 10 minutes
Chip 'n Dale Treehouse 10 minutes
Davy Crockett's Explorer Canoes 10 minutes
Indiana Jones Adventure 10 minutes
Splash Mountain 11 minutes
The Laughing Stock Co. 12 minutes
Finding Nemo Submarine Voyage 13 minutes
it's a small world 14 minutes
Sailing Ship Columbia 14 minutes
Enchanted Tiki Room 14.5 minutes
Royal Street Bachelors 15 minutes
Sleeping Beauty Castle Walkthrough 15 minutes
Disney Gallery 15 minutes
Pearly Band 15 minutes
Jambalaya Jazz 15 minutes
Star Wars: Path of the Jedi 15 minutes
Silver Dollar Six 15 minutes
Disneyland Monorail 15 minutes
Main Street Cinema 15 minutes
Pirates of the Caribbean 15 minutes
The Disneyland Story presenting Great Moments with Mr. Lincoln 16 minutes
Disneyland Band 18 minutes
Mark Twain Riverboat 18 minutes
Storytelling at Royal Theatre 20 minutes
Mickey and the Magical Map 20 minutes
Flag Retreat Ceremony 20 minutes
The Bootstrappers 20 minutes
Disneyland Railroad New Orleans Square Station 22 minutes
Disneyland Railroad Mickey's Toontown 22 minutes
Disneyland Railroad Tomorrowland Station 22 minutes
Disneyland Railroad Main Street Station 22 minutes
Main Street Piano Player 25 minutes
Fantasmic! 25 minutes
Jedi Training: Trials of the Temple 25 minutes
The Royal Swing Big Band Ball 30 minutes
Star Wars Launch Bay 45 minutes
Pirate's Lair on Tom Sawyer Island 45 minutes

Duration of Attractions at Other Parks