Cheap flights from Dulles Intl (IAD) to Ontario (ONT)
How to find the cheapest flight from Dulles Intl (IAD) to Ontario (ONT)
All the information you need to plan the best IAD to ONT flight in 2023: compare Dulles Intl to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.
IAD - ONT Price | $381 - $755 |
|---|---|
ONT Temperature | 53.6 - 78.8 °F |
ONT Rainfall | 0.1 - 3.4 inches |
| Popular in | May | High demand for flights, 26% potential price rise |
|---|---|---|
| Cheapest in | September | Best time to find cheap flights, 32% potential price drop |
| Round-trip from | $381 | From Washington, D.C. Dulles Intl to Ontario |
| One-way from | $174 | One-way flight from Washington, D.C. Dulles Intl to Ontario |
How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Ontario?
To save on the cost of your flight from Washington, D.C. Dulles Intl Airport to Ontario, book at least 54 days before your planned departure. Booking around this time can save you about 33% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $484 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $612.
What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Ontario?
February can be a great time to fly to Ontario from Washington, D.C. Dulles Intl Airport with a flight ticket averaging about $433. Cheapflights users have found deals in the month of February for as cheap as $175. The most expensive prices can be found in the month of June.
When is the cheapest time to fly from Washington, D.C. Dulles Intl Airport to Ontario (IAD - ONT)?
When flying from Washington, D.C. Dulles Intl Airport to 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 flights from Dulles Intl to Ontario in January, February 2023
The best prices found for IAD to ONT flights for January, February
Washington, D.C. Dulles Intl
Ontario
1 stop
8h 56mOntario
Washington, D.C. Dulles Intl
1 stop
9h 02mAmerican Airlines
Washington, D.C. Dulles Intl
Ontario
1 stop
9h 52mOntario
Washington, D.C. Dulles Intl
1 stop
9h 00mAmerican Airlines
Washington, D.C. Dulles Intl
Ontario
1 stop
8h 12mOntario
Washington, D.C. Dulles Intl
1 stop
6h 50mAmerican Airlines
Dulles Intl to Ontario 2023 flight deals
Cheap flights to Ontario from Dulles Intl found for this year
Washington, D.C. Dulles Intl
Ontario
1 stop
8h 56mOntario
Washington, D.C. Dulles Intl
1 stop
9h 02mAmerican Airlines
Washington, D.C. Dulles Intl
Ontario
1 stop
9h 52mOntario
Washington, D.C. Dulles Intl
1 stop
9h 00mAmerican Airlines
Washington, D.C. Dulles Intl
Ontario
1 stop
8h 12mOntario
Washington, D.C. Dulles Intl
1 stop
6h 50mAmerican Airlines
Cheap United Airlines flights from Dulles Intl to Ontario
Washington, D.C. Dulles Intl
Ontario
1 stop
9h 19mOntario
Washington, D.C. Dulles Intl
1 stop
6h 54mUnited Airlines
Washington, D.C. Dulles Intl
Ontario
1 stop
9h 19mOntario
Washington, D.C. Dulles Intl
2 stops
15h 28mUnited Airlines
Washington, D.C. Dulles Intl
Ontario
2 stops
15h 24mOntario
Washington, D.C. Dulles Intl
1 stop
7h 41mUnited Airlines
Cheap American Airlines flights from Dulles Intl to Ontario
Washington, D.C. Dulles Intl
Ontario
1 stop
8h 56mOntario
Washington, D.C. Dulles Intl
1 stop
9h 02mAmerican Airlines
Washington, D.C. Dulles Intl
Ontario
1 stop
9h 52mOntario
Washington, D.C. Dulles Intl
1 stop
9h 00mAmerican Airlines
Washington, D.C. Dulles Intl
Ontario
1 stop
8h 12mOntario
Washington, D.C. Dulles Intl
1 stop
6h 50mAmerican Airlines
Last minute flights from Dulles Intl to Ontario
Late deals on return flights to Ontario from Dulles Intl, departing today and this week
Washington, D.C. Dulles Intl
Ontario
2 stops
15h 24mOntario
Washington, D.C. Dulles Intl
1 stop
7h 41mUnited Airlines
Washington, D.C. Dulles Intl
Ontario
1 stop
10h 54mOntario
Washington, D.C. Dulles Intl
1 stop
9h 00mMultiple Airlines
Washington, D.C. Dulles Intl
Ontario
1 stop
10h 54mOntario
Washington, D.C. Dulles Intl
1 stop
6h 50mMultiple Airlines
One-way flights to Ontario from Dulles Intl
The cheapest one-way flights from Dulles Intl to Ontario
Washington, D.C. Dulles Intl
Ontario
2 stops
25h 21mMultiple Airlines
Washington, D.C. Dulles Intl
Ontario
2 stops
25h 21mMultiple Airlines
Washington, D.C. Dulles Intl
Ontario
2 stops
20h 16mMultiple Airlines
Reviews of Airlines Servicing Ontario
Comfort
Crew
Overall
Boarding
Entertainment
Food
Reviews
Good, comfortable seat. Temperature was rather chilly for my taste but understand that it is best for all passengers. 😊
Comfort
Crew
Overall
Boarding
Entertainment
Food
Reviews
Good, comfortable seat. Temperature was rather chilly for my taste but understand that it is best for all passengers. 😊
Comfort
Crew
Overall
Boarding
Entertainment
Food
Reviews
Good, comfortable seat. Temperature was rather chilly for my taste but understand that it is best for all passengers. 😊
Comfort
Crew
Overall
Boarding
Entertainment
Food
Reviews
Good, comfortable seat. Temperature was rather chilly for my taste but understand that it is best for all passengers. 😊
Comfort
Crew
Overall
Boarding
Entertainment
Food
Reviews
Good, comfortable seat. Temperature was rather chilly for my taste but understand that it is best for all passengers. 😊
Related info for your journey
Useful info, stats and facts about Dulles Intl to Ontario flights.
What airport do you fly into for flights to Ontario from Washington, D.C. Dulles Intl?
Ontario (ONT), located 3.1 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to Ontario. 5 airlines have flights to Ontario from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to Ontario should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day.
Which airlines flying from Washington, D.C. Dulles Intl to Ontario have flexible cancellations due to COVID-19?
Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines, American Airlines, and Delta flying from Washington, D.C. Dulles Intl to Ontario have implemented new flexible cancellation policies.
Can I find flights from Washington, D.C. Dulles Intl Airport to Ontario for under $300 on Cheapflights?
Yes, there are multiple flights from Washington, D.C. Dulles Intl Airport to Ontario for under $300. The cheapest flight booked recently is on American Airlines for just $214, but on average you can expect to pay $236.
Are there last-minute flights available from Washington, D.C. Dulles Intl Airport to Ontario for under $400?
There are currently 20+ open flights from Washington, D.C. Dulles Intl Airport to Ontario within the next 7 days for less than $400.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Ontario round-trip?
Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Ontario is American Airlines. Our recent data shows that you can find tickets from as low as $214 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $259 and $267 round-trip. American Airlines is priced at 61% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Ontario one-way?
The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $107. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Ontario for a low price.
What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Ontario?
American Airlines, Delta and Frontier are the most popular airlines when flying from Washington, D.C. Dulles Intl Airport to Ontario.
What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Ontario?
On average you can expect to pay $788 for a flight from Washington, D.C. Dulles Intl Airport to Ontario. The cheapest flight overall is $191 while the most popular route, (Washington, D.C. Dulles Intl - Ontario) is currently priced at $214.