21 days in Hawaii Itinerary

Discover out-of-the-way places like Manoa Falls and Kailua Beach Park. Get in touch with nature at Lanikai Beach and Koko Crater Railway Trail. Get out of town with these interesting Honolulu side-trips: Waimanalo Beach (in Waimanalo), Shark's Cove (in Pupukea) and Haleiwa (Laniakea Beach, Sunset Beach Park, &more). There's lots more to do: meet some fierce fish with a shark diving experience, get a dose of the wild on a nature and wildlife tour, stroll the grounds of National Memorial Cemetery of the Pacific, and see the interesting displays at USS Bowfin Submarine Museum & Park.

To find traveler tips, more things to do, maps, and more tourist information, you can read our Honolulu road trip tool.

Seattle to Honolulu is an approximately 7.5-hour flight. You'll gain 2 hours traveling from Seattle to Honolulu due to the time zone difference. Expect warmer temperatures when traveling from Seattle in March; daily highs in Honolulu reach 81°F and lows reach 68°F. Wrap up your sightseeing on the 13th (Wed) to allow time to fly to Lihue.

Your itinerary includes some good beach time at Kalapaki Beach and Hanalei Bay. Eschew the tourist crowds and head to Wailua Falls and Kauai Coffee Company. You'll find plenty of places to visit near Lihue: Aloha Spice Company (in Hanapepe), Hanalei Beach (in Hanalei) and Na Pali Coast State Park (in Wainiha).

For other places to visit, where to stay, reviews, and more tourist information, use the Lihue trip itinerary builder.

Traveling by flight from Honolulu to Lihue takes 2.5 hours. In March, daytime highs in Lihue are 78°F, while nighttime lows are 66°F. Wrap up your sightseeing on the 16th (Sat) to allow time to fly to Kailua-Kona.

Visiting Fishing Charters & Tours and Hapuna Beach State Recreation Area will get you outdoors. Explore hidden gems such as Pu'uhonua O Honaunau National Historical Park and Kealakekua Bay. Go for a jaunt from Kailua-Kona to Waikoloa to see 49 Black Sand Beach about 48 minutes away. The adventure continues: tour the pleasant surroundings at Manini'owali Beach (Kua Bay), look for all kinds of wild species at Kanaloa Octopus Farm, and relax in the rural setting at Hula Daddy Kona Coffee.

To see where to stay, maps, traveler tips, and more tourist information, read Kailua-Kona day trip tool.

Traveling by flight from Lihue to Kailua-Kona takes 2.5 hours. March in Kailua-Kona sees daily highs of 81°F and lows of 70°F at night. Wrap up your sightseeing on the 19th (Tue) early enough to drive to Hilo.

Kick off your visit on the 20th (Wed): tour the pleasant surroundings at Richardson Beach Park, see the interesting displays at Pacific Tsunami Museum, then look for all kinds of wild species at Hawaii Tropical Bioreserve and Garden, then admire the natural beauty at Liliuokalani Gardens, and finally admire the sheer force of Rainbow Falls. On your second day here, take in the dramatic natural features at Thurston Lava Tube (Nahuku), then tour the pleasant surroundings at Kilauea Iki Trailhead, and then contemplate the geological forces at Kīlauea.

To find maps, where to stay, traveler tips, and other tourist information, read Hilo online day trip planner.

Getting from Kailua-Kona to Hilo by car takes about 1.5 hours. Other options: take a bus. Expect a daytime high around 80°F in March, and nighttime lows around 66°F. Wrap up your sightseeing on the 21st (Thu) early enough to fly to Kihei.

Eschew the tourist crowds and head to Zipline and Wailea Beach. Relax by the water at Ho'okipa Beach Park and Kamaole Beach Park II. Explore Kihei's surroundings by going to Haliimaile Distilling Company (in Makawao), Kapalua Beach (in Kapalua) and Lahaina (Hale Pa'i Printing Museum, Napili Beach, &more). And it doesn't end there: tour the pleasant surroundings at Keawakapu Beach, indulge your thirst for a good beer at Maui Brewing Company, enjoy the sand and surf at Kamaole Beach Park III, and fly like a bird with a parasailing or paragliding tour.

For traveler tips, reviews, more things to do, and more tourist information, you can read our Kihei sightseeing planner.

Traveling by flight from Hilo to Kihei takes 2.5 hours. In March, daytime highs in Kihei are 82°F, while nighttime lows are 65°F. You'll have a few hours on the 26th (Tue) to wrap things up before traveling home.