All Events at Walt Disney World during May and December of 2015 and 2018

May 2015

March 4 - May. 17EpcotEpcot International Flower and Garden Festival

December 2015

November 8 - Dec. 18Magic Kingdom Mickey's Very Merry Christmas Party From 7 p.m. to 12 a.m. during select nights, this annual ticketed event will bring Christmas joy to guests of all ages with festive decorations, towering Christmas trees, and wintry wonderful entertainment.
Nov. 27 - Dec. 30EpcotCandlelight Processional

May 2018

Feb. 28 - May 28EpcotEpcot International Flower and Garden Festival This year, 2018, is the 25th annual springtime flower fest.
Apr. 22 - May 5Disney's Animal KingdomParty for the Planet/20th Anniversary Celebration As part of this celebration, the new attraction UP! A Great Bird Adventure will debut, and the park will offer animal encounters, family-friendly activities, specialty desserts and more.
May. 02Discovery Island : Disney's Animal KingdomTiffins Talk At Tiffins restaurant, Dr. Anne Savage, Conservation Director for Disney's Animals, Science and Environment, will speak about the cotton-top tamarin conservation project Disney supports in Colombia. The menu will feature South American cuisine.
May. 04Discovery Island : Disney's Animal KingdomTiffins Talk At Tiffins restaurant, Dr. Scott Terrell, Director of Animal and Science Operations for Walt Disney Parks and Resorts, will chat about caring for the Sumatran tigers that call Disney's Animal Kingdom theme park home, as well as the conservation work Disney is doing to protect tigers in Asia. The menu will feature Asian cuisine.
May. 13Resort Wide : Walt Disney WorldMother's Day A number of restaurants around Walt Disney World will have special dining menus on this day set aside to honor mothers. Remember to check the site and the AllEars newsletter for updates.
May. 25 - Sep. 03Resort Wide : Walt Disney WorldIncredible Summer Walt Disney World kicks off its Incredible Summer over Memorial Day weekend, May 25-27. Highlights include Donald's Dino Bash at Animal Kingdom, Guardians of the Galaxy - Awesome Mix Live! concert series at Epcot (starts June 9), an Incredibles Dance Party at Magic Kingdom, H2O Glow Nights at Typhoon Lagoon and more.
May. 27Disney's Hollywood StudiosStar Wars: Galactic Nights This Star Wars-themed evening is held after park hours from 7 p.m. to midnight and celebrates the entire Star Wars saga with entertainment, special photo opportunities, event-exclusive merchandise and food and beverage, and encounters with rarely seen characters.

December 2018

Nov. 8 - Dec. 21Magic KingdomMickey's Very Merry Christmas Party 2018 Party Dates: -- November 8, 9, 12, 13, 15, 16, 25, 27, 29, 30 -- December 2, 4, 6, 7, 9, 11, 13, 14, 16, 18, 20, 21
Early Nov. - Early Jan.Resort Wide : Walt Disney WorldHoliday Celebrations
Nov. 18 - Late 2019Resort Wide : Walt Disney World90 Years of Mickey Mouse "The World's Biggest Mouse Party" will be a celebration at Disney parks and resorts around the world, with commemorative merchandise, photo locations and more.
Nov. 18 - Dec. 30EpcotEpcot's International Festival of the Holidays Holiday Kitchens, Holiday Entertainment, special IllumiNations finale, and more