Cheap Flights from Washington to Ontario - WAS to ONT (reverse)
Popular Flights from Washington to Ontario
- Airfare from Washington to Ontario on American from $378 round trip
- Airfare from Washington to Ontario on Delta from $378 round trip
- Airfare from Washington to Ontario on AirTran from $378 round trip
- Airfare from Washington to Ontario on United from $378 round trip
- Airfare from Washington to Ontario on US Airways from $378 round trip
Did You Know?
- 8 airlines operate between Washington, DC and Ontario, CA
- The smallest aircraft operated by American flying between Washington, DC and Ontario, CA is a ERJ with 44 seats.
- The shortest flight between Washington, DC and Ontario, CA on Delta is 2,380 miles.
- Continental has the most one stop flights between Washington, DC and Ontario, CA.
- 339 flights per week fly out of Washington, DC connecting to Ontario, CA
- Air Canada has 100 two stops or more flights between Washington, DC and Ontario, CA.
- Denver, CO is the most popular connection for one stop flights between Washington, DC and Ontario, CA.
- The largest aircraft operated by Southwest flying between Washington, DC and Ontario, CA is a 737 with 137 seats.
Farecompare Research Tools
Advance Purchase Prices from Washington to Ontario
- Carrier0 Days1 Day3 Days7 Days10 Days14 Days21 Days
- Alaska$1509$1509$1509$1111$1111$1017$799
- American$967$967$341$301$301$341$381
- Continental$999$999$999$309$309$349$389
- Delta$991$991$991$301$301$341$381
- US Airways$967$967$967$301$301$341$401
- United$999$999$999$309$309$349$389
Cheap Domestic Flights from Washington - WAS
Flights
Airline
Lowest Price
Delta, Frontier, JetBlue, Sun Ctry, American, US Airways, United
$256
Frontier, American, United, Delta, Virgin America, AirTran, JetBlue, Sun Ctry, US Airways, Alaska
$270
Virgin America, AirTran, JetBlue, Sun Ctry, American, Alaska, Delta, United, US Airways, Frontier
$270
Sun Ctry, Delta, US Airways, American, Frontier, AirTran, United
$320
AirTran, Sun Ctry, US Airways, American, Delta, Alaska, United, JetBlue, Frontier, Virgin America
$284
Sun Ctry, Hawaiian, JetBlue, Frontier, AirTran, American, US Airways, Delta, United, Alaska
$320
AirTran, United, Delta, Alaska, American, US Airways, Sun Ctry, Hawaiian, JetBlue, Frontier, Virgin America
$374
Frontier, United, Delta, Sun Ctry, American, AirTran, US Airways, JetBlue, Virgin America, Alaska
$390
American, Alaska, JetBlue, Frontier, Delta, AirTran, Virgin America, United, US Airways
$294