15 days in Continental USA Itinerary

New York City is known for sightseeing, museums, and nightlife. Your trip includes some of its best attractions: go for a walk through Central Park, admire the landmark architecture of Rockefeller Center, enjoy breathtaking views from Empire State Building, and snap pictures at Brooklyn Bridge.

To see other places to visit, reviews, maps, and tourist information, you can read our New York City trip planner.

Brussels, Belgium to New York City is an approximately 11.5-hour flight. You'll gain 6 hours traveling from Brussels to New York City due to the time zone difference. Traveling from Brussels in September, things will get a bit warmer in New York City: highs are around 31°C and lows about 22°C. Wrap up your sightseeing on the 24th (Sun) to allow time to fly to Washington DC.

Washington DC is known for sightseeing, museums, and historic sites. Your trip includes some of its best attractions: see the interesting displays at National Air and Space Museum, get a sense of history and politics at Library of Congress, admire the masterpieces at National Gallery of Art, and pause for some photo ops at Washington Monument.

For more things to do, photos, where to stay, and other tourist information, you can read our Washington DC holiday planner.

Getting from New York City to Washington DC by flight takes about 3 hours. Other options: take a train; or drive. In September, daily temperatures in Washington DC can reach 32°C, while at night they dip to 21°C. Finish up your sightseeing early on the 27th (Wed) so you can catch the flight to Yellowstone National Park.

Yellowstone National Park is known for nature, wildlife, and sightseeing. Your trip includes some of its best attractions: identify plant and animal life at Hayden Valley, take a memorable drive along Firehole Canyon Drive, take in the dramatic natural features at Lower Geyser Basin, and take in the natural beauty of Midway Geyser Basin.

To find photos, reviews, and tourist information, you can read our Yellowstone National Park trip itinerary planner.

You can fly from Washington DC to Yellowstone National Park in 8 hours. Alternatively, you can drive. The time zone changes from Eastern Standard Time to Mountain Standard Time, which is usually a -2 hour difference. In September, Yellowstone National Park is much colder than Washington DC - with highs of 18°C and lows of 0°C. Finish up your sightseeing early on the 1st (Sun) so you can go by car to Grand Teton National Park.

Kick off your visit on the 2nd (Mon): look for all kinds of wild species at Grand Teton.

To find traveler tips, ratings, more things to do, and tourist information, you can read our Grand Teton National Park trip builder website.

You can drive from Yellowstone National Park to Grand Teton National Park in 1.5 hours. Traveling from Yellowstone National Park in October, expect nights in Grand Teton National Park to be about the same, around -2°C, while days are a bit warmer, around 15°C. Finish up your sightseeing early on the 2nd (Mon) so you can catch the flight to San Francisco.

Start off your visit on the 3rd (Tue): take in nature's colorful creations at Japanese Tea Garden, snap pictures at Golden Gate Bridge, then make a trip to Lombard Street, and finally step off the mainland to explore Alcatraz Island. Here are some ideas for day two: wander the streets of Fisherman's Wharf and then walk around Golden Gate Park.

Inspirock's itinerary builder makes planning a San Francisco trip simple and quick.

Fly from Grand Teton National Park to San Francisco in 4 hours. Alternatively, you can drive; or do a combination of taxi and bus. You'll gain 1 hour traveling from Grand Teton National Park to San Francisco due to the time zone difference. When traveling from Grand Teton National Park in October, plan for somewhat warmer days in San Francisco, with highs around 26°C, while nights are warmer with lows around 15°C. Wrap up your sightseeing on the 4th (Wed) to allow time to travel back home.