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Cheap Flights from Ontario to Washington

Popular Flights from Ontario to Washington

Did You Know?

  • The earliest flight from Ontario, CA leaves at 0:10 am.
  • There are 45 direct flights from Ontario to Washington.
  • The longest flight from Ontario, CA to Washington is 955 miles.
  • There are 27 carriers flying into Washington.
  • There are 14 connecting cities from Ontario, CA to Washington.
  • The shortest flight from Ontario, CA to Washington is 955 miles.
  • Seattle, WA has the most direct flights to Washington.
  • Denver, CO is the most popular connecting city from Ontario, CA to Washington.

Cheap Domestic Flights from Ontario - ONT

Flights
Airline
Lowest Price
American, US Airways, Alaska, United, Delta
$176
Cheap Flights from Ontario to Washington - from $176 Round trip from ONT to WA