Cheap flights from Washington Dulles Intl to Ontario (IAD - ONT)

Flight FAQs

From Washington Dulles Intl to Ontario

Are flight prices decreasing from Washington Dulles Intl to Ontario due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Washington Dulles Intl and Ontario for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Washington Dulles Intl to Ontario to control the spread of COVID-19?

New policies can now be found on Alaska Airlines and Delta to help keep travelers safe while flying. Some of the new policies that have been implemented to accommodate travelers flying from Washington Dulles Intl to Ontario are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Washington Dulles Intl to Ontario have flexible cancellations due to COVID-19?

Frontier, United Airlines, and American Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Washington Dulles Intl to Ontario for under $200 on Cheapflights?

Yes, there are multiple flights from Washington Dulles Intl to Ontario for under $200. The cheapest flight booked recently is on Frontier for just $134, but on average you can expect to pay $242.

Are there nonstop flights from Washington Dulles Intl to Ontario for under $100 on Cheapflights?

There are no nonstop flights from Washington Dulles Intl to Ontario, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Washington Dulles Intl to Ontario for under $400?

There are currently 10+ open flights from Washington Dulles Intl to Ontario within the next 7 days for less than $400.

What days are nonstop flights available from Washington Dulles Intl to Ontario?

You can find nonstop flights on the following days: Saturday.

Does it rain more in Washington Dulles Intl or Ontario?

When traveling, we recommend packing in preparation to handle common weather conditions. The rainfall in Washington Dulles Intl is typically greater than that of Ontario. We can gather that this will continue over the next 15 days.

Is Washington Dulles Intl weather warmer or cooler than Ontario?

You can imagine temperatures to be in the 95 °F range in July. The weather in Ontario is generally hotter than Washington Dulles Intl's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

How long is the flight from Washington Dulles Intl to Ontario?

There are many flights that can get you from Washington Dulles Intl to Ontario in 7h. Fly via American Airlines, Delta, or United Airlines to get the fastest option. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Washington Dulles Intl to Ontario round-trip?

Frontier, at $134, was found to be the cheapest airline from Washington Dulles Intl to Ontario.Alternate airlines to your destination round-trip include Delta and American Airlines. Users have found that Frontier is 55% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Washington Dulles Intl to Ontario one-way?

$50 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Delta and American Airlines, with prices starting from $133 and $136, respectively.