Find the deals you want & manage your trips ... all while on the go.
Earn rewards points & other travel perks when you spend.
Get inspired, learn expert tips & add to your travel bucket list.
Get there on time,every time!
Find exclusive airfare deals from St Louis (STL) to Boston (BOS) on OneTravel. Book now and save big on your airline tickets. Now, saving big on Boston flight tickets has never been so much easier.
A bustling metropolis situated in the US state of Missouri, Kansas City is a vibrant city filled with multi-cultural life and abundance of fun things to do. If you are here to enjoy a vacation, Kansas City will sweep you off your feet. Explore the Downtown area on foot, the ultimate place to soak up the diverse cultural life of the city. Visit the American Jazz Museum, National World War I Museum and Liberty Memorial, Nelson-Atkins Museum of Art and the Swope Park Zoo. Enjoy world class shopping, dining and nightlife. Kansas City has something for everyone. Save big on your trip by booking cheap Kansas City flights on OneTravel. Book your airline tickets on top airlines including American Airlines, Continental Airlines and Frontier Airlines on OneTravel for the best deal. The average flight time from Ontario, CA to Kansas City, MO is around four hours and thirty minutes, including the layover time.