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Cheap flights from Washington, D.C. Dulles Intl Airport to Ontario from C$ 127

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 17/12. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YYZ
5 Nov — 12 Nov1
1 adult

Find flight deals from Dulles Intl to Ontario

Cheapest flights from Dulles Intl to Ontario
Explore the most affordable flight options available from Dulles Intl to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2024.

Thu 19/121:45 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Mon 23/128:55 p.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 31/10C$ 307
Thu 5/123:55 p.m.IAD - YTZ
1 stop5h 55mMultiple Airlines
Mon 9/1211:30 a.m.YTZ - IAD
Nonstop1h 29mMultiple Airlines
Deal found 30/10C$ 344
Thu 28/113:55 p.m.IAD - YTZ
1 stop5h 55mAir Canada
Thu 5/128:25 a.m.YTZ - IAD
1 stop6h 48mAir Canada
Deal found 30/10C$ 376
Tue 3/1210:35 a.m.IAD - YYZ
Nonstop1h 31mAir Canada
Tue 10/1212:15 p.m.YYZ - IAD
Nonstop1h 36mAir Canada
Deal found 30/10C$ 376
Tue 26/116:00 a.m.IAD - YYZ
1 stop5h 46mUnited Airlines
Tue 26/112:45 p.m.YYZ - IAD
Nonstop1h 39mUnited Airlines
Deal found 31/10C$ 378
Thu 5/128:21 a.m.IAD - YYZ
Nonstop1h 37mLufthansa
Sun 8/128:10 a.m.YYZ - IAD
Nonstop1h 36mLufthansa
Deal found 30/10C$ 402
Mon 9/121:45 p.m.IAD - YUL
1 stop5h 35mPorter Airlines
Mon 16/124:00 p.m.YUL - IAD
1 stop6h 24mPorter Airlines
Deal found 30/10C$ 427
Thu 28/1112:41 p.m.IAD - YYZ
Nonstop1h 37mMultiple Airlines
Mon 2/129:30 a.m.YYZ - IAD
1 stop11h 50mMultiple Airlines
Deal found 30/10C$ 444
Mon 2/121:45 p.m.IAD - YOW
1 stop6h 41mPorter Airlines
Wed 4/129:40 a.m.YOW - IAD
1 stop3h 19mPorter Airlines
Deal found 30/10C$ 452
Sat 16/115:04 p.m.IAD - YYZ
1 stop5h 21mDelta
Wed 20/1111:15 a.m.YYZ - IAD
1 stop5h 27mDelta
Deal found 30/10C$ 466
Mon 9/121:45 p.m.IAD - YUL
1 stop4h 15mMultiple Airlines
Mon 16/126:30 p.m.YUL - IAD
Nonstop2h 08mMultiple Airlines
Deal found 30/10C$ 486
Sun 8/126:00 a.m.IAD - YYZ
1 stop5h 06mWestJet
Fri 13/127:50 a.m.YYZ - IAD
1 stop6h 50mWestJet
Deal found 31/10C$ 493

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 527,020 searches. Data last updated 31 October 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Tue 17/12

8:05 a.m.-7:30 p.m.

1 stop11h 25m

C$ 127

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Wed 18/12

7:00 a.m.-8:30 a.m.

Nonstop1h 30m

C$ 135

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Mon 25/11

10:35 a.m.-12:06 p.m.

Nonstop1h 31m

C$ 154

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Fri 29/11

12:41 p.m.-2:18 p.m.

Nonstop1h 37m

C$ 166

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Fri 29/11

7:00 a.m.-8:30 a.m.

Nonstop1h 30m

C$ 195

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Mon 18/11

5:23 p.m.-9:09 a.m.

1 stop15h 46m

C$ 249

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 21/11

7:55 a.m.-4:59 p.m.

1 stop9h 04m

C$ 259

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 1/12

6:00 a.m.-3:58 p.m.

1 stop9h 58m

C$ 296

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Fri 29/11

3:55 p.m.-9:50 p.m.

1 stop5h 55m

C$ 173

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Fri 24/1

9:11 a.m.-9:32 p.m.

2 stops12h 21m

C$ 355

Flights are sorted by cheapest first

Deals found on 30/10

Showing 1-10 of 59 results
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Best time to book a flight from Dulles Intl to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Dulles Intl to Ontario

Get recent, data-driven insights about flights from Dulles Intl to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Region of Ontario?

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Region of Ontario (average of C$ 178). Flying from Washington, D.C. Dulles Intl Airport to Region of Ontario in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to ON?

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 31 October 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Region of Ontario as you normally would.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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 31 October 2024.
See what other customers who have flown with WestJet, United Airlines and Delta from Washington, D.C. to Ontario have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,835 reviews
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,835 reviews
Delta
8.0
Very good
8,835 reviews
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Porter Airlines
7.8
Good
294 reviews
Delta
8.0
Very good
8,835 reviews
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Transat
7.8
Good
388 reviews
Delta
8.0
Very good
8,835 reviews
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,240 reviews
Delta
8.0
Very good
8,835 reviews
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

WestJet
7.3
Good
2,804 reviews
Delta
8.0
Very good
8,835 reviews
Check prices

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Region of Ontario one-way?

    The cheapest airline one-way is Porter Airlines, with whom users have recently found tickets for as low as C$ 135. However, be on the lookout for offers from Air Canada and United Airlines, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Region of Ontario for a low price.

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Region of Ontario?

    When deciding which route to take from Washington, D.C. Dulles Intl Airport to Region of Ontario consider Washington, D.C. Dulles Intl - Toronto Pearson Intl, Washington, D.C. Dulles Intl - Toronto Island or Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl as they are the most popular.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Region of Ontario?

    Before booking your flight to Region of Ontario from Washington, D.C. Dulles Intl Airport, check out the most reliable airlines to get you to your destination on time: ANA (89%), Jazz (84%), Avianca( 83%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Region of Ontario?

    Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to Region of Ontario? While on average our users pay C$ 457, our data indicates the cheapest price to be C$ 140. The most popular route (Washington, D.C. Dulles Intl - Toronto Pearson Intl), is priced around C$ 351.

  • Can I find deals for flights from Dulles Intl to Ontario that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Ontario.

  • Can I find deals for business class flights from Dulles Intl to Ontario?

    Yes. Cheapflights offers flight deals from Dulles Intl to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Region of Ontario?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Region of Ontario (average of C$ 178). Flying from Washington, D.C. Dulles Intl Airport to Region of Ontario in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Dulles Intl to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Pearson Intl flights
Dulles Intl to Toronto Island flights
Reagan-National to Pearson Intl flights
Dulles Intl to Pierre Elliott Trudeau Intl flights
Dulles Intl to Vancouver Intl flights
Baltimore to Pearson Intl flights
Baltimore to Vancouver Intl flights
Reagan-National to Pierre Elliott Trudeau Intl flights
Reagan-National to Vancouver Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
Baltimore to Toronto Island flights
Dulles Intl to Ottawa flights
Dulles Intl to Calgary flights
Reagan-National to Calgary flights
Baltimore to Calgary flights
Dulles Intl to Québec City flights
Reagan-National to Ottawa flights
Reagan-National to Québec City flights
Dulles Intl to Halifax flights
Baltimore to Québec City flights
Dulles Intl to Abbotsford flights
Baltimore to Ottawa flights
Baltimore to Halifax flights
Baltimore to Edmonton flights
Dulles Intl to Edmonton flights
Reagan-National to Toronto Island flights
Dulles Intl to Victoria flights
Baltimore to Winnipeg flights
Dulles Intl to Winnipeg flights
Reagan-National to Winnipeg flights
Baltimore to Victoria flights
Dulles Intl to Hamilton flights
Reagan-National to Edmonton flights
Reagan-National to Victoria flights
Dulles Intl to Charlottetown flights
Baltimore to Saskatoon flights
Baltimore to Regina flights
Reagan-National to Nanaimo flights
Reagan-National to Regina flights

Top 3 airlines flying from Dulles Intl to Ontario

Discover the top 3 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 527,020 searches. Data last updated 31 October 2024.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 147AverageC$ 404FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 190AverageC$ 432FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 193AverageC$ 506FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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?

Cheapflights makes it easy to find Dulles Intl to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Dulles Intl to Ontario?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Dulles Intl to Ontario for you. Better yet — we are completely free to use.

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Yes, we can. To see specific flights from Dulles Intl to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Dulles Intl to Ontario become cheaper?

Not ready to book yet? You can track prices for flights from Dulles Intl to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

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