How does KAYAK find such low prices on flights from Ontario to Washington, D.C.?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Washington, D.C.. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Washington, D.C.?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Ontario is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Ontario to Washington, D.C.?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to Ontario with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Washington, D.C.?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$114 CHEAP FLIGHTS from Ontario to Washington, D.C.

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Cheap Flight Deals from Ontario to Washington, D.C.

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Washington, D.C. that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Ontario to Washington, D.C.

KAYAK's recommended round-trip deals from the most popular airlines that fly from Ontario to Washington, D.C..

Discover the best prices for you by selecting your travel dates on KAYAK.

8:45 am - 10:16 amYTZ-IAD

1h 31mnonstop

4:20 pm - 5:53 pmIAD-YTZ

1h 33mnonstop

$165Porter Airlines

Find Deal

Mon, Jun 2 - Wed, Jun 4

1:35 pm - 3:06 pmYTZ-IAD

1h 31mnonstop

4:20 pm - 5:53 pmIAD-YTZ

1h 33mnonstop

$175Porter Airlines

Find Deal

Tue, Jun 3 - Wed, Jun 4

12:45 pm - 2:19 pmYYZ-IAD

1h 34mnonstop

8:22 am - 10:04 amIAD-YYZ

1h 42mnonstop

$180United Airlines

Find Deal

Tue, Jun 17 - Tue, Jun 24

6:15 am - 7:54 amYYZ-IAD

1h 39mnonstop

2:25 pm - 3:59 pmIAD-YYZ

1h 34mnonstop

$201United Airlines

Find Deal

Tue, May 27 - Tue, Jun 3

6:10 pm - 7:43 pmYYZ-DCA

1h 33mnonstop

6:00 am - 10:40 amDCA-YYZ

4h 40m1 stop

$201Air Canada

Find Deal

Wed, Jun 11 - Wed, Jun 18

7:47 pm - 9:25 pmYYZ-IAD

1h 38mnonstop

8:20 am - 4:43 pmIAD-YYZ

8h 23m1 stop

$205Air Canada

Find Deal

Tue, Oct 7 - Wed, Oct 8

1:35 pm - 3:06 pmYTZ-IAD

1h 31mnonstop

4:20 pm - 5:53 pmIAD-YTZ

1h 33mnonstop

$205Air Transat

Find Deal

Wed, May 28 - Wed, Jun 4

5:00 pm - 10:49 pmYYZ-DCA

5h 49m1 stop

9:40 am - 5:15 pmDCA-YYZ

7h 35m1 stop

$215Delta

Find Deal

Wed, May 28 - Wed, Jun 4

8:45 am - 10:16 amYTZ-IAD

1h 31mnonstop

4:20 pm - 5:53 pmIAD-YTZ

1h 33mnonstop

$241Air Transat

Find Deal

Fri, Jun 6 - Tue, Jun 10

7:45 am - 12:47 pmYYZ-BWI

5h 02m1 stop

6:15 am - 11:40 amBWI-YYZ

5h 25m1 stop

$245Delta

Find Deal

Tue, May 27 - Tue, Jun 3

Useful Info

Low season	January
High season	May
Cheapest flight	$114

Best time to beat the crowds with an average 8% drop in price.

Most popular time to fly with an average 3% increase in price.

Flight from Toronto Island to Washington Dulles Airport

Verified travelerFlew with Air CanadaYYZ-IADDec 2024

Get on a regional sized (smaller than Boeing 737 or Airbus A320) jet if you can, they are older and have more legroom than newer aircraft.

Verified travelerFlew with Air CanadaYYZ-DCAJan 2025

Ticketing and boarding was easy, it is a very quick trip, and very good prices

Verified travelerFlew with Air CanadaYYZ-DCAJun 2024

The flight is less than two hours, so even though the plane is uncomfortable and crammed full, try to think happy thoughts like, "I'll be off this sardine can soon."

Verified travelerFlew with Air CanadaYYZ-IADAug 2024

Check the departure board carefully when you get to the airport.

MelissaFlew with Air CanadaYYZ-DCADec 2023

It’s a short and easy flight. Minimal turbulence and a beautiful view when arriving in DC

How does KAYAK find such low prices on flights from Ontario to Washington, D.C.?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Washington, D.C..
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Washington, D.C.?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Ontario to Washington, D.C.?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to Ontario with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Washington, D.C.?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Clinton

Everything you need to know for your flight to Washington, D.C.

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Ontario

First Class flights to Washington, D.C.from $504

Business Class flights to Washington, D.C.from $343

Prem Econ Class flights to Washington, D.C.from $217

Economy Class flights to Washington, D.C.from $92

$114 Find Cheap Flights from Ontario to Washington, D.C.

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C.

Cheap Flight Deals from Ontario to Washington, D.C.

Recent round-trip flight deals from Ontario to Washington, D.C.

Recent one-way flight deals from Ontario to Washington, D.C.

Recent last minute flight deals from Ontario to Washington, D.C.

Recent direct flight deals from Ontario to Washington, D.C.

Good to know

Flights from Ontario to Washington, D.C.: the best tips from KAYAK users

FAQs for booking flights from Ontario to Washington, D.C.

How does KAYAK find such low prices on flights from Ontario to Washington, D.C.?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Washington, D.C..

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Washington, D.C.?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Ontario to Washington, D.C.?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to Ontario with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Washington, D.C.?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Washington, D.C.?

Everything you need to know for your flight to Washington, D.C.

Cabin class types available on flights to Ontario

Complete your trip to Washington, D.C. with a hotel stay or car rental

Find direct flights for Washington, D.C.

Flights to other popular destinations

Flights from domestic origins to Washington, D.C.

Choose which airport to fly into in Washington, D.C.

Find deals for your return flight