Popular in | January |
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Cheapest in | February |
Round-trip from | $235 |
One-way from | $90 |
Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Washington, D.C.. Check prices with Cheapflights to find a great deal for your trip.
Find a great deal and save up to 62% by booking at least 29 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ontario to Washington, D.C. within the next two weeks, with the cheapest ticket starting at $376.
The best pricing can be found in the month of September. Prices to Washington, D.C. from Ontario average $358. You can even find prices in September for less than $358, as users have found deals to Washington, D.C. from as low as $109. The month of June appears to be one of the more expensive times to travel to Washington, D.C. from Ontario. Flying in the targeted month can save you up to 22%.
It’s typically best to fly out from Ontario to Washington, D.C. in the afternoon. Doing so could potentially save you 41% on the flight price compared to flying at noon, which is usually more expensive.
Fly from
Fly to
Budget
$204 - $450
Route
Depart
Return
Price
OntarioBaltimore/Washington
ONT - BWI
ONTBWI
Ontario
Tue 9/10
1 stop9h 02m
Baltimore/Washington
Wed 9/11
1 stop11h 26m
OntarioBaltimore/Washington
ONT - BWI
ONTBWI
Ontario
Wed 6/12
1 stop10h 06m
Baltimore/Washington
Tue 7/2
1 stop13h 24m
OntarioWashington, D.C. Reagan-National
ONT - DCA
ONTDCA
Ontario
Fri 8/30
1 stop8h 20m
Washington, D.C. Reagan-National
Tue 9/3
1 stop7h 40m
OntarioWashington, D.C. Reagan-National
ONT - DCA
ONTDCA
Ontario
Wed 9/4
1 stop12h 42m
Washington, D.C. Reagan-National
Sat 9/7
1 stop7h 45m
OntarioWashington, D.C. Dulles Intl
ONT - IAD
ONTIAD
Ontario
Sat 9/7
1 stop7h 02m
Washington, D.C. Dulles Intl
Tue 9/10
1 stop7h 50m
OntarioWashington, D.C. Dulles Intl
ONT - IAD
ONTIAD
Ontario
Sun 8/11
1 stop7h 10m
Washington, D.C. Dulles Intl
Fri 8/16
1 stop8h 57m
OntarioWashington, D.C. Dulles Intl
ONT - IAD
ONTIAD
Ontario
Wed 6/26
1 stop8h 00m
Washington, D.C. Dulles Intl
Fri 7/5
1 stop8h 07m
OntarioWashington, D.C. Dulles Intl
ONT - IAD
ONTIAD
Ontario
Wed 7/31
1 stop7h 40m
Washington, D.C. Dulles Intl
Mon 8/5
1 stop6h 55m
OntarioWashington, D.C. Dulles Intl
ONT - IAD
ONTIAD
Ontario
Sat 9/7
1 stop14h 59m
Washington, D.C. Dulles Intl
Sat 9/21
1 stop9h 07m
WAS Temperature | 35.6 - 80.6 °F |
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Reviews
My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
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My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Comfort
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My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Comfort
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Food
Boarding
Crew
Entertainment
Reviews
My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Comfort
Overall
Food
Boarding
Crew
Entertainment
Reviews
My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Comfort
Overall
Food
Boarding
Crew
Entertainment
Reviews
My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Sunday | 0daily flights |
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Monday | 1daily flight |
Tuesday | 1daily flight |
Wednesday | 1daily flight |
Thursday | 1daily flight |
Friday | 1daily flight |
Saturday | 0daily flights |
Cheapflights helps you search for flights from Ontario to Washington, D.C. via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to Washington, D.C. for you. Better yet — we are completely free to use.
Yes, we can. To see specific flights from Ontario to Washington, D.C. with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Yes, Cheapflights offers price alerts on Ontario to Washington, D.C. flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.