21 days in United States Itinerary

21 days in United States Itinerary

Created using Inspirock United States Trip Planner

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Route & dates

21 days in United States Itinerary

Start: Singapore
Fly + Bus:  25​h
1
New York City
— 4 nights
Bus + Fly:  6​h 30​min
2
Key West
— 3 nights
Fly:  9​h
3
Las Vegas
— 3 nights
Fly:  3​h 30​min
4
San Francisco
— 2 nights
Fly:  7​h 15​min
5
Lihue, Kauai
— 3 nights
Fly + Bus:  3​h 30​min
6
Lahaina, Maui
— 3 nights
Fly:  25​h
End: Singapore

4
nights
New York City

New York City ©
Writer Pearl Buck once called New York City “a place apart,” and this giant urban center remains unlike any other in the world.
New York City is known for sightseeing, museums, nightlife, shopping, and historic sites. Your plan includes some of its best attractions: take in the pleasant sights at Central Park, enjoy breathtaking views from Top of the Rock Observation Deck, pause for some photo ops at Statue of Liberty National Monument, and contemplate the long history of 9/11 Memorial.

For photos, reviews, traveler tips, and other tourist information, read New York City custom trip planner.

Singapore, Singapore to New York City is an approximately 25-hour combination of flight and bus. The time zone difference when traveling from Singapore to New York City is minus 13 hours. Traveling from Singapore in December, expect New York City to be colder, temps between 11°C and 3°C. Cap off your sightseeing on the 23rd (Sat) early enough to travel to Key West.

Things to do in New York City

Parks Museums Historic Sites
Highlights from your plan
Central Park ©
Central Park
Empire State Building ©
Empire State Building
The Metropolitan Museum of Art ©
The Metropolitan Museum of Art

3
nights
Key West

Key West ©
Located just 140 km (90 mi) from Cuba, Key West is an island only about 6.4 km (4 mi) long and 1.6 km (1 mi) wide.
Start off your visit on the 23rd (Sat): look for all kinds of wild species at Key West Butterfly & Nature Conservatory. Here are some ideas for day two: cruise along The Overseas Highway and then add some adventure to your tour with a kayaking and canoeing tour.

For traveler tips, reviews, where to stay, and other tourist information, go to the Key West vacation builder.

Traveling by combination of bus and flight from New York City to Key West takes 6.5 hours. Alternatively, you can drive; or do a combination of bus and shuttle. Expect much warmer temperatures when traveling from New York City in December; daily highs in Key West reach 30°C and lows reach 25°C. Finish your sightseeing early on the 26th (Tue) to allow enough time to travel to Las Vegas.

Things to do in Key West

Outdoors Adventure Tours
Highlights from your plan
The Overseas Highway ©
The Overseas Highway
Fort Zachary Taylor ©
Fort Zachary Taylor
Truman Little White House ©
Truman Little White House

3
nights
Las Vegas

Las Vegas ©
Nicknamed the "Entertainment Capital of the World," Las Vegas sits in the middle of a desert in the southern section of Nevada.
On the 26th (Tue), try your luck at Wynn Las Vegas, then take in nature's colorful creations at Bellagio Conservatory & Botanical Gardens, and then admire the local landmark of Bellagio Fountains. Here are some ideas for day two: push the limits with an extreme tour, then admire the majestic nature at Valley of Fire State Park, and then take in panoramic vistas at Stratosphere Tower.

To find reviews, where to stay, photos, and tourist information, you can read our Las Vegas sightseeing planner.

Traveling by flight from Key West to Las Vegas takes 9 hours. Alternatively, you can drive; or do a combination of shuttle and bus. The time zone difference when traveling from Key West to Las Vegas is minus 3 hours. Traveling from Key West in December, things will get much colder in Las Vegas: highs are around 15°C and lows about 4°C. Finish your sightseeing early on the 29th (Fri) to allow enough time to travel to San Francisco.

Things to do in Las Vegas

Parks Nature Museums

Side Trip

Valley of Fire State Park
Highlights from your plan
Fountains of Bellagio ©
Fountains of Bellagio
Valley of Fire State Park ©
Valley of Fire State Park
The Mob Museum ©
The Mob Museum

2
nights
San Francisco

San Francisco ©
San Francisco is a top holiday destination featuring scenic beauty and great ethnic and cultural diversity.
On the 29th (Fri), tour the pleasant surroundings at Golden Gate Park and then take in the views from Golden Gate Bridge. Here are some ideas for day two: don't miss a visit to Ferry Building Marketplace, then explore the striking landscape of Alcatraz Island, and then take a leisurely stroll along Fisherman's Wharf.

To see where to stay, other places to visit, traveler tips, and tourist information, you can read our San Francisco itinerary builder.

Fly from Las Vegas to San Francisco in 3.5 hours. Alternatively, you can drive; or do a combination of bus and train. Traveling from Las Vegas in December, expect a bit warmer with lows of 8°C in San Francisco. On the 31st (Sun), wrap the sightseeing up by early afternoon so you can travel to Lihue.

Things to do in San Francisco

Parks Historic Sites Nature
Highlights from your plan
Alcatraz Island ©
Alcatraz Island
Golden Gate Bridge ©
Golden Gate Bridge
Golden Gate Park ©
Golden Gate Park

3
nights
Lihue, Kauai

Lihue ©
Lihue or Līhue is an unincorporated census-designated place (CDP) and the county seat of Kauai County, Hawaii. Discover out-of-the-way places like Helicopter Tours and Dolphin & Whale Watching. Explore Lihue's surroundings by going to Waimea (Waimea Canyon State Park & Aunty Lilikoi Passion Fruit Products). Next up on the itinerary: enjoy the sand and surf at Poipu Beach Park, stop by Kapaia Stitchery, and take in the dramatic natural features at Spouting Horn.

To see more things to do, other places to visit, maps, and tourist information, use the Lihue trip itinerary builder.

You can do a combination of subway and flight from San Francisco to Lihue in 7.5 hours. Traveling from San Francisco to Lihue, you'll gain 2 hours due to the time zone difference. Prepare for much hotter weather when traveling from San Francisco in December: high temperatures in Lihue hover around 30°C and lows are around 24°C. Finish your sightseeing early on the 3rd (Wed) so you can travel to Lahaina.

Things to do in Lihue

Parks Nature Tours

Side Trips

Waimea, Poipu
Highlights from your plan
Waimea Canyon State Park ©
Waimea Canyon State Park
Poipu Beach Park ©
Poipu Beach Park
Helicopter Tours

3
nights
Lahaina, Maui

Lahaina ©
Once the booming capital of the Hawaiian Kingdom, the tropical paradise of Lahaina still remains one of Maui's top vacation attractions, providing both culture and recreation.
Discover out-of-the-way places like Ka'anapali Beach and Dolphin & Whale Watching. Get out of town with these interesting Lahaina side-trips: Helicopter Tours (in Kahului) and Scuba & Snorkeling (in Kihei). There's lots more to do: make a trip to Lahaina Banyan Court, wander the streets of Lahaina Front Street, pause for some photo ops at Lahaina Jodo Mission, and view the masterpieces at Kush Fine Art.

To find more things to do, traveler tips, ratings, and more tourist information, you can read our Lahaina trip generator.

Getting from Lihue to Lahaina by combination of flight and bus takes about 3.5 hours. January in Lahaina sees daily highs of 30°C and lows of 22°C at night. Finish your sightseeing early on the 6th (Sat) to allow enough time to travel back home.

Things to do in Lahaina

Outdoors Tours Wildlife

Side Trips

Helicopter Tours, Scuba & Snorkeling
Highlights from your plan
Ka'anapali Beach ©
Ka'anapali Beach
Lahaina Front Street ©
Lahaina Front Street
Lahaina Banyan Court ©
Lahaina Banyan Court

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