Cheap flights from Washington to Ontario

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Looking for the price of a flight from Washington to Ontario?

There’s no fixed price — fares between Washington and Ontario can vary a lot by day or time.

Select your dates to check current offers.

It’s often useful to check whether nearby airports offer better fares. Flying during less crowded periods also increases your chances of finding good deals.

Which airports near Washington or Ontario offer flights?

In many cases, using a nearby airport can improve your chances of finding direct flights or better rates.

  • Airports in Washington: 3 airports are active - Dulles international, Ronald Reagan, Washington International.
  • Airports in Ontario: Ontario is the only airport in use at the moment.

Secondary airports can offer faster travel thanks to shorter lines and quicker boarding times than major ones.

Plan your journey from Washington to Ontario with ease

Use Jetcost to tailor your search — direct or connecting flights, round-trip or one-way, filtered by airline, price, travel time, or agency.

Other popular destinations

Exploring options in United States? These cities are trending: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Flight availability can change quickly — refresh the results if you’ve been away from the page for a while.
Frequently Asked Questions

Frequently asked questions about flights from Washington to Ontario.

How much does an airline ticket from Washington to Ontario cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Washington to Ontario.

How far is Washington from Ontario?

Washington is about 3587 km from Ontario.

What are the airports in Ontario?

Ontario has one airport: Ontario.

What are the airports in Washington?

Washington has 3 airports: Dulles international, Ronald Reagan, Washington International.

What are the most popular cities in United States?

The most popular cities in United States according to our users' searches are: Las Vegas, Los Angeles, Miami, New York City, Orlando.

When should I book a flight from Washington to Ontario?

This information is not available at the moment.

What is the cheapest month to fly from Washington to Ontario?

This information is not available at the moment.

What is the most expensive month to fly from Washington to Ontario?

This information is not available at the moment.

What is the best day of the week to fly from Washington to Ontario?

This information is not available at the moment.