Cheap flights from Washington DC to Ontario
Travel > North America > United States > Washington DC to Ontario flights
Check our current prices for flights from Washington DC to Ontario. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Washington DC to Ontario, you will need to run a search below.
Search and Compare cheap Flights
Book your flight now with Cheapoair.com and save!
Cheap Ontario airfares from $748/RT are provided by Cheapoair.com. Outbound flight is leaving on 03/19/2025, 12:59 pm from Reagan National (DCA) airport and arrives at Ontario Int`l (ONT) at 11:39 pm. The flight time is 10 hours and 40 minutes. The Returning flight departes on 04/02/2025, 12:49 am (other return dates are also available). Date posted: 23 Oct 2024
Price evolution for flights From Washington DC To Ontario
Recent Deals on Flights from Washington DC to Ontario:Roundtrip / Oneway
- $748
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Washington DC, DC (DCA) Ontario, CA (ONT) 03/19/2025 12:59 pm Ontario, CA (ONT) Washington DC, DC (DCA) 04/02/2025 12:49 am - $90 Frontier Airlines
cheapoair.com check priceFrom To Departure Time Washington DC, DC (DCA) Ontario, CA (ONT) 04/02/2025 06:00 pm - $375 Frontier Airlines
cheapoair.com check priceFrom To Departure Time Washington DC, DC (DCA) Ontario, CA (ONT) 03/23/2025 06:00 pm - $381 Frontier Airlines
cheapoair.com check priceFrom To Departure Time Washington DC, DC (DCA) Ontario, CA (ONT) 03/30/2025 07:00 am
Recently found cheap flight deals
Sioux Falls To Dallas Frontier Airlines airfares from Sioux Falls in March
$468 Depart: 03/16/2024
Return: 03/29/2024
provided by Cheapoair.com
New York City To Canton Spirit Airlines airfares from New York City in May
$401 Depart: 05/23/2022
Return: 06/02/2022
provided by Cheapoair.com
Denver To New Haven Multiple Airlines airfares from Denver in June
$588 Depart: 06/07/2016
Return: 06/22/2016
provided by FlyFar
Chattanooga To Orlando Oceanic Airlines airfares from Chattanooga in September
$10521 Depart: 09/01/2020
Return: 09/16/2020
provided by FlyFar
Charlotte To Hamilton British Airways airfares from Charlotte in April
$5056 Depart: 04/22/2025
Return: 05/06/2025
provided by Cheapoair.com
Maui To Chicago Alaska Airlines airfares from Maui in February
$1345 Depart: 02/20/2024
Return: 02/26/2024
provided by Cheapoair.com
Anchorage To Honolulu Alaska Airlines airfares from Anchorage in July
$907 Depart: 07/31/2024
Return: 08/15/2024
provided by Cheapoair.com
Edmonton To Hamilton Westjet airfares from Edmonton in February
$215 Depart: 02/05/2025
Return: 02/19/2025
provided by Cheapoair.com
Cleveland To Chicago Frontier Airlines airfares from Cleveland in February
$128 Depart: 02/21/2025
Return: 03/03/2025
provided by Cheapoair.com
Specify your search details. Browse the cheapest flights from Washington DC to Ontario, Ontario hotel rooms and Washington DC to Ontario vacation packages from the most popular providers, airline consolidators and travel search engines.
Know what to do when flying to Ontario?
Ontario Travel Guide A city in the San Bernardino County in California, Ontario offers wonderful living conditions for its residents. Over the years its reputation as a significant tourist attraction has also grown considerably. The city got the name of Ontario [...]Ontario History Ontario City is situated in the San Bernardino County (California) which is in United States. According to 2000 census, recorded population in Ontario was 170,373. The lands of Ontario were earlier used for foraging and hunting by the [...]
Ontario Sightseeing Ontario - a magical city Ontario has something in store for all the vacationers that can give them a mesmerizing experience. Historically well known as “Sportsman’s paradise”, Ontario has ultra modern amenities for various [...]
Ontario Nightlife Ontario has been noted for its unmatchable nightlife throughout the world. When the sun sets, the city starts radiating with an overweening vigor. All the travelers who have a taste for nightlife swear that Ontario is a city where life starts [...]
© Copyright 2004 - 2025 Travelgrove, Inc.