Cheap flights from Dulles Intl (IAD) to Ontario from $123
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Region of Ontario?
Travelers have found it’s best to book a flight 34 days in advance to save up to 122% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 34 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Washington, D.C. Dulles Intl Airport to Region of Ontario 1-2 weeks in advance for as low as $372, or $557 for flights within the next 24 hours.
What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Region of Ontario?
The best pricing can be found in the month of February. Prices to Region of Ontario from Washington, D.C. Dulles Intl Airport average $297. You can even find prices in February for less than $297, as users have found deals to Region of Ontario from as low as $131. The month of July appears to be one of the more expensive times to travel to Region of Ontario from Washington, D.C. Dulles Intl Airport. Flying in the targeted month can save you up to 22%.
When is the cheapest time to fly from Washington, D.C. Dulles Intl Airport to Region of Ontario (IAD - ON)?
When flying from Washington, D.C. Dulles Intl Airport to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Cheap United Airlines flights from Dulles Intl to Ontario
Explore cheap flight options specifically provided by United Airlines for the route between Dulles Intl and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 4, 2024.
Peruse some of the lowest-priced United Airlines flights we've found from Washington, D.C. to Ontario. Deals update often to give you more flight options matching your criteria
Cheap Air Canada flights from Dulles Intl to Ontario
Explore cheap flight options specifically provided by Air Canada for the route between Dulles Intl and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 4, 2024.
Have a look at some of the cheapest available Air Canada flights departing from Washington, D.C. and landing in Ontario. Check back soon if you're not seeing flights that suit your needs.
Cheap Dulles Intl to Ontario flights in May & June 2024
Find cheap flight options from Dulles Intl to Ontario specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,864,334 searches. Prices were last updated on May 4, 2024.
Scroll through some of the best deals on flights from Washington, D.C. to Ontario in 2024. Check back regularly for other flight deals.
Dulles Intl to Ontario 2024 flight deals
Discover exclusive flight deals for travel between Dulles Intl and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 4, 2024.
Scroll through some of the best deals on flights from Washington, D.C. to Ontario in 2024. Check back regularly for other flight deals.
Non-stop flights to Ontario from Dulles Intl
Discover non-stop flight options from Dulles Intl to Ontario. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 4, 2024.
If you're seeking options on non-stop flights from Washington, D.C. to Ontario, check out these fares. Those looking to potentially save on 1 or 2-stop flights from Washington, D.C. to Ontario should utilize the search form at the the top of the page.
Dulles Intl to Ontario flights leaving soon
Find last-minute flight options from Dulles Intl to Ontario for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 4, 2024.
Have a look at some of the last-minute flights available departing from Washington, D.C. to Ontario. To prevent any unwanted surprises, users should verify their flight info before booking.
One-way flights to Ontario from Dulles Intl
Search for one-way flight options from Dulles Intl to Ontario. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 4, 2024.
Take a look at some of the best available options we've come across on one-way flights from Washington, D.C. to Ontario. For those needing a return trip from Washington, D.C., there is a search form available above.
Find flights from Dulles Intl to Ontario within your budget
Customize your flight search to find flights from Dulles Intl to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 4, 2024.
Fly from
Fly to
Budget
$265 - $393
Route
Depart
Return
Price
Washington, D.C. Dulles IntlToronto Island
IAD - YTZ
IADYTZ
Washington, D.C. Dulles Intl
Fri 5/17
Nonstop1h 30m
Toronto Island
Tue 5/21
Nonstop1h 27m
Washington, D.C. Dulles IntlToronto Island
IAD - YTZ
IADYTZ
Washington, D.C. Dulles Intl
Thu 5/16
Nonstop1h 30m
Toronto Island
Mon 5/20
Nonstop1h 27m
Washington, D.C. Dulles IntlToronto Pearson Intl
IAD - YYZ
IADYYZ
Washington, D.C. Dulles Intl
Sat 5/18
1 stop8h 48m
Toronto Pearson Intl
Sat 5/18
Nonstop1h 37m
Washington, D.C. Dulles IntlToronto Pearson Intl
IAD - YYZ
IADYYZ
Washington, D.C. Dulles Intl
Sat 9/14
Nonstop1h 33m
Toronto Pearson Intl
Sun 9/15
Nonstop1h 35m
Washington, D.C. Dulles IntlToronto Pearson Intl
IAD - YYZ
IADYYZ
Washington, D.C. Dulles Intl
Mon 7/22
Nonstop1h 28m
Toronto Pearson Intl
Wed 7/24
Nonstop1h 34m
Washington, D.C. Dulles IntlToronto Pearson Intl
IAD - YYZ
IADYYZ
Washington, D.C. Dulles Intl
Mon 6/3
Nonstop1h 39m
Toronto Pearson Intl
Mon 6/10
Nonstop1h 30m
Washington, D.C. Dulles IntlToronto Pearson Intl
IAD - YYZ
IADYYZ
Washington, D.C. Dulles Intl
Thu 5/30
1 stop7h 29m
Toronto Pearson Intl
Sun 6/9
1 stop6h 42m
Washington, D.C. Dulles IntlToronto Pearson Intl
IAD - YYZ
IADYYZ
Washington, D.C. Dulles Intl
Sat 6/1
1 stop4h 35m
Toronto Pearson Intl
Sat 6/8
1 stop5h 00m
Washington, D.C. Dulles IntlOttawa
IAD - YOW
IADYOW
Washington, D.C. Dulles Intl
Thu 5/30
Nonstop1h 40m
Ottawa
Mon 6/3
Nonstop1h 41m
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated May 4, 2024.
Peruse reviews from past customers who have flown with United Airlines, Air Canada and WestJet from Washington, D.C. to Ontario to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
Entertainment
Comfort
Overall
Boarding
Food
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Crew
Entertainment
Comfort
Overall
Boarding
Food
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Crew
Entertainment
Comfort
Overall
Boarding
Food
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Crew
Entertainment
Comfort
Overall
Boarding
Food
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Crew
Entertainment
Comfort
Overall
Boarding
Food
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Crew
Entertainment
Comfort
Overall
Boarding
Food
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Dulles Intl to OntarioSee prices for flight routes from nearby airports that may be better suited for you.
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from Dulles Intl to Ontario
Discover the top 4 airlines that operate flights from Dulles Intl to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 4, 2024.
Search flights from Dulles Intl to Ontario by cabin class
Find flights from Dulles Intl to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Hourly flight availability from Dulles Intl to Ontario
Find hourly flight availability from Dulles Intl to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 4, 2024.
| 7%of flight departures | Early morningMidnight to 6 am |
|---|---|
| 37%of flight departures | Morning6 am to noon |
| 41%of flight departures | AfternoonNoon to 6 pm |
| 15%of flight departures | Evening6 pm to midnight |
Book a flight to one of these trending destinations
User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Dulles Intl to Ontario?
When you search for this flight from Dulles Intl to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Dulles Intl to Ontario?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Dulles Intl to Ontario.
Can Cheapflights find flights from Dulles Intl to Ontario with no change fees?
Certainly. Search results for flights to Ontario from Dulles Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Dulles Intl to Ontario become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!