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Your one-stop shop for finding the best flights from Ontario to Allentown. Simply tell us where and when you want to travel and we'll do all the legwork for you. Featuring the most powerful shopping tools on the web, we search the largest online travel websites, established airfare discounters, plus the world's leading airlines and low-cost carriers to bring back thousands of flight options.

Travel information for Ontario, CA to Allentown

Route information
  • Ontario, CA is 2339 miles from Allentown
  • San Francisco, CA - SFO International Airport is the most popular connection for one stop flights between Ontario, CA and Allentown
In-Flight Information
  • The average flying time for a direct flight from Ontario, CA to Allentown is 0 hour 0 minutes
Arrival information
  • Lehigh Valley Intl Airport (Allentown, PA)
    • Right now, 6 airlines operate out of Lehigh Valley Intl Airport.
    • Lehigh Valley Intl Airport offers nonstop flights to 9 cities.
    • Every week, at least 156 domestic flights and 0 international flights depart from Lehigh Valley Intl Airport.

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