Attractions below are on the way from Taipei/Taoyuan to Hualien. You will drive pass New Taipei City, Yilan to Hualien.
HIGHTLIGHT:
Yilan https://enwww.e-land.gov.tw/Default.aspx
Taroko Park https://www.taroko.gov.tw/en/Default.aspx
Northeast and Yilan Coast tour https://www.necoast-nsa.gov.tw/
You can add/skip/swap any attraction in the itinerary template temporarily based on your interests, weather and traffic conditions on the day.
Day1 Taipei (or Taoyuan Airport) ➡ Yilan
09:00 Pickup at Taoyuan Airport or your hotel
10:30 Scallion Cake DIY or Kavalan Whisky Factory tour https://www.kavalanwhisky.com/en/
12:00 Lunch: Yilan Roast Duck or Urn Kiln Chicken
13:30 Center for Traditional Art傳統藝術中心https://www.px-sunmake.org.tw/index/index.html?lang=en
16:00 Chung Hsing Cultural and Creative Park or Luodong Forestry Culture Garden羅東林場https://www.forest.gov.tw/0000222
18:00 Hotel check-in : Luo Dong Night Market Area
19:00 Dinner at Night Market
Find your accommodation in Luo Dong Night Market, Yilan
Day2 Yilan ➡ Hualien
09:00 Pickup at your hotel, go river drifting. Or go to Taroko directly.
10:30 Rest at Qingshui Cliff
11:00 Arrive to Taroko Parkhttp://www.taroko.gov.tw/
11:30 Shakadang Trail
12:30 Lunch: Aboriginal Cuisine at Taroko Village
14:00 Taroko tour: Buluowan Suspension Bridge、Zhuilu (Jhuilu) Old Trail、The Tunnel of Nine Turns、Swallow Grotto、Eternal Spring Shrine…
Toroko Highway https://www.youtube.com/watch?v=8eWsEqPVPHY
17:00 Qixingtan Scenic Spot
18:00 Hotel check-in : Dondamen Night Market Area
19:00 Dinner at Night Market
Find your accommodation in Dongdamen Night Market, Hualien
Day3 Hualien ➡ Yilan
09:00 Pickup at your hotel
09:30 Pine Garden or whale watching from Hualien Harbor
12:00 Lunch
13:00 Suhua Highway https://www.youtube.com/watch?v=K6aN3BHwbpI
15:00 Rest at Nanfang-ao Harbor
16:30 Yilan Zhang Mei Ama Farm or go shrimp fishing
17:30 Have a good SPA in Jiaoxi Spring Area
Day4 Yilan ➡ Taipei
09:00 Pickup at your hotel
09:30 Experience rural life: feed poultry & livestock and transplant rice seedlings
12:30 Lunch: Omakase
14:00 Northeast and Yilan Coast tour https://www.necoast-nsa.gov.tw/ : Wai’ao Beach Park、San Diego Lighthouse、Cycling at Old Caoling Tunnel、Bitoujiao Trail、Nanyaqiyan
16:30 Rest at Keelung Miaokou
18:00 Arrive to Taipei City
Find your accommodation in Ximending, Taipei City