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Cheap flights from Ontario to Washington, D.C. from C$ 158

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
YYZ — WAS
24 Mar — 31 Mar1
1 adult
Sun 24/3
Sun 31/3

How far in advance should I book a flight from Region of Ontario to Washington, D.C.?

Travellers have found it’s best to book a flight 37 days in advance to save up to 122% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 37 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Region of Ontario to Washington, D.C. 1-2 weeks in advance for as low as C$ 444, or C$ 694 for flights within the next 24 hours.

What is the cheapest month to fly from Region of Ontario to Washington, D.C.?

April is one of the best times of the year to fly to Washington, D.C. from Region of Ontario. Prices for April average C$ 360 per person but you can even find prices for as low as C$ 221. The most expensive prices can be found in the month of August. Opting for a April flight can save you 15% on your journey compared to booking in August

When is the cheapest time to fly from Region of Ontario to Washington, D.C. (ON - WAS)?

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

Cheap United Airlines flights from Ontario to Washington, D.C.

Explore cheap flight options specifically provided by United Airlines for the route between Ontario and Washington, D.C.. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 525,491 searches. Data last updated 19 March 2024.
Take a look at some of the lowest-priced United Airlines flights heading from Ontario to Washington, D.C.. Be sure to come back soon if the deals available don't appeal to you at this time.
Thu 4/46:40 p.m.YYZ - IAD
Nonstop1h 30mUnited Airlines
Mon 8/410:19 p.m.IAD - YYZ
Nonstop1h 35mUnited Airlines
Deal found 18/3C$ 342
Sat 20/412:30 p.m.YYZ - IAD
1 stop12h 00mUnited Airlines
Sun 21/48:30 a.m.IAD - YYZ
Nonstop1h 34mUnited Airlines
Deal found 17/3C$ 348
Sat 27/410:10 a.m.YYZ - IAD
1 stop10h 45mUnited Airlines
Sun 28/48:30 a.m.IAD - YYZ
Nonstop1h 34mUnited Airlines
Deal found 18/3C$ 352
Fri 5/46:15 a.m.YYZ - IAD
Nonstop1h 42mUnited Airlines
Tue 23/45:29 p.m.IAD - YYZ
1 stop5h 01mUnited Airlines
Deal found 18/3C$ 355
Mon 25/33:30 p.m.YYZ - DCA
1 stop4h 04mUnited Airlines
Tue 26/36:55 a.m.DCA - YYZ
Nonstop1h 39mUnited Airlines
Deal found 17/3C$ 367
Tue 26/36:15 a.m.YYZ - IAD
Nonstop1h 47mUnited Airlines
Tue 26/312:30 p.m.IAD - YYZ
1 stop4h 49mUnited Airlines
Deal found 17/3C$ 387
Tue 26/37:40 p.m.YYZ - IAD
Nonstop1h 40mUnited Airlines
Wed 27/36:00 a.m.IAD - YYZ
1 stop4h 51mUnited Airlines
Deal found 17/3C$ 448
Thu 28/36:15 a.m.YYZ - IAD
Nonstop1h 47mUnited Airlines
Mon 1/410:10 p.m.IAD - YYZ
1 stop10h 54mUnited Airlines
Deal found 18/3C$ 478
Thu 28/38:55 p.m.YYZ - IAD
1 stop11h 33mUnited Airlines
Mon 1/410:10 p.m.IAD - YYZ
1 stop12h 09mUnited Airlines
Deal found 18/3C$ 498

Cheap Porter Airlines flights from Ontario to Washington, D.C.

Explore cheap flight options specifically provided by Porter Airlines for the route between Ontario and Washington, D.C.. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 525,491 searches. Data last updated 19 March 2024.
Some of the best deals we've found on Porter Airlines flights travelling from Ontario to Washington, D.C.. Ensure the flight price, dates, time, and airline match your criteria before you book.
Wed 17/42:25 p.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Wed 24/41:00 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 259
Wed 1/510:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Wed 8/55:20 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 260
Thu 18/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Tue 23/45:20 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 261
Tue 30/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Tue 7/51:00 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 265
Thu 18/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Tue 23/45:20 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 269
Wed 10/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Wed 17/41:00 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 272
Fri 12/42:25 p.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Sun 14/41:30 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 19/3C$ 279
Wed 15/52:25 p.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Sun 19/56:30 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 286
Thu 11/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Sun 14/41:30 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 19/3C$ 290

Cheap Ontario to Washington, D.C. flights in March & April 2024

Find cheap flight options from Ontario to Washington, D.C. specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 525,491 searches. Prices were last updated on 19 March 2024.
These are some of the most attractive deals on flights from Ontario to Washington, D.C. in 2024. Check back soon for alternative fares.
Wed 17/42:25 p.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Wed 24/41:00 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 259
Thu 18/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Tue 23/45:20 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 261
Tue 30/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Tue 7/51:00 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 265
Thu 18/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Tue 23/45:20 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 269
Wed 10/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Wed 17/41:00 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 272
Mon 15/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Sun 21/41:30 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 279
Tue 23/412:42 p.m.YYZ - DCA
Nonstop1h 35mAmerican Airlines
Tue 7/510:10 a.m.DCA - YYZ
Nonstop1h 45mAmerican Airlines
Deal found 18/3C$ 286
Mon 15/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Mon 22/45:20 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 290
Mon 15/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Mon 22/41:00 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 292

Ontario to Washington, D.C. 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Washington, D.C. in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 525,491 searches. Data last updated 19 March 2024.
These are some of the most attractive deals on flights from Ontario to Washington, D.C. in 2024. Check back soon for alternative fares.
Wed 17/42:25 p.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Wed 24/41:00 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 259
Wed 1/510:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Wed 8/55:20 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 260
Thu 18/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Tue 23/45:20 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 261
Tue 30/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Tue 7/51:00 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 265
Thu 18/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Tue 23/45:20 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 269
Wed 10/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Wed 17/41:00 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 272
Mon 15/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Sun 21/41:30 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 279
Tue 23/412:42 p.m.YYZ - DCA
Nonstop1h 35mAmerican Airlines
Tue 7/510:10 a.m.DCA - YYZ
Nonstop1h 45mAmerican Airlines
Deal found 18/3C$ 286
Wed 15/52:25 p.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Sun 19/56:30 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 286

Direct flights to Washington, D.C. from Ontario

Discover non-stop flight options from Ontario to Washington, D.C.. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 525,491 searches. Data last updated 19 March 2024.
If you're seeking options on non-stop flights from Ontario to Washington, D.C., check out these fares. Search for alternative flights from Ontario to Washington, D.C. by utilizing the search form above.
Wed 17/42:25 p.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Wed 24/41:00 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 259
Wed 1/510:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Wed 8/55:20 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 260
Thu 18/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Tue 23/45:20 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 261
Tue 30/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Tue 7/51:00 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 265
Thu 18/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Tue 23/45:20 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 269
Wed 10/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Wed 17/41:00 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 272
Mon 15/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Sun 21/41:30 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 279
Tue 23/412:42 p.m.YYZ - DCA
Nonstop1h 35mAmerican Airlines
Tue 7/510:10 a.m.DCA - YYZ
Nonstop1h 45mAmerican Airlines
Deal found 18/3C$ 286
Wed 15/52:25 p.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Sun 19/56:30 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 286

Ontario to Washington, D.C. flights leaving soon

Find last-minute flight options from Ontario to Washington, D.C. for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 525,491 searches. Data last updated 19 March 2024.
Have a look at some of the last-minute flights available departing from Ontario to Washington, D.C.. Tip: verify your flight details before completing your reservation.
Tue 26/34:55 p.m.YOW - BWI
1 stop14h 34mMultiple Airlines
Wed 3/46:00 a.m.BWI - YOW
1 stop13h 34mMultiple Airlines
Deal found 18/3C$ 363
Mon 25/33:30 p.m.YYZ - DCA
1 stop4h 04mUnited Airlines
Tue 26/36:55 a.m.DCA - YYZ
Nonstop1h 39mUnited Airlines
Deal found 17/3C$ 367
Tue 26/34:55 p.m.YOW - BWI
1 stop14h 34mMultiple Airlines
Thu 4/48:19 a.m.BWI - YOW
1 stop11h 33mMultiple Airlines
Deal found 18/3C$ 370
Tue 26/36:15 a.m.YYZ - IAD
Nonstop1h 47mUnited Airlines
Tue 26/312:30 p.m.IAD - YYZ
1 stop4h 49mUnited Airlines
Deal found 17/3C$ 387
Tue 26/34:55 p.m.YOW - BWI
1 stop14h 34mMultiple Airlines
Wed 27/33:44 p.m.BWI - YOW
1 stop21h 21mMultiple Airlines
Deal found 17/3C$ 407
Tue 26/37:40 p.m.YYZ - IAD
Nonstop1h 40mUnited Airlines
Wed 27/36:00 a.m.IAD - YYZ
1 stop4h 51mUnited Airlines
Deal found 17/3C$ 448
Thu 28/39:45 a.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Thu 4/45:20 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 18/3C$ 456
Thu 28/312:39 p.m.YYZ - DCA
Nonstop1h 40mAmerican Airlines
Mon 1/46:26 a.m.DCA - YYZ
1 stop3h 55mAmerican Airlines
Deal found 18/3C$ 462
Thu 28/37:20 a.m.YYZ - DCA
Nonstop1h 38mAir Canada
Mon 1/46:00 a.m.DCA - YYZ
1 stop5h 36mAir Canada
Deal found 18/3C$ 471

One-way flights to Washington, D.C. from Ontario

Search for one-way flight options from Ontario to Washington, D.C.. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 525,491 searches. Data last updated 19 March 2024.
Take a look at some of the one-way flights we've detected from Ontario to Washington, D.C.. Those needing a return flight from Ontario to Washington, D.C. can use the search form above.
Wed 15/52:25 p.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 18/3C$ 158
Mon 15/42:25 p.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 18/3C$ 162
Tue 9/46:30 a.m.YYZ - BWI
1 stop26h 08mMultiple Airlines
Deal found 18/3C$ 172
Wed 17/45:27 p.m.YYZ - DCA
Nonstop1h 35mAmerican Airlines
Deal found 18/3C$ 173
Wed 10/46:40 p.m.YYZ - IAD
Nonstop1h 30mAir Canada
Deal found 18/3C$ 173
Wed 10/42:25 p.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 18/3C$ 176
Mon 6/52:25 p.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 18/3C$ 177
Thu 4/410:10 a.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 18/3C$ 179
Tue 2/42:25 p.m.YTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 18/3C$ 180

Find flights from Ontario to Washington, D.C. within your budget

Customize your flight search to find flights from Ontario to Washington, D.C. 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 525,491 searches. Data last updated 19 March 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 259 - C$ 440

Route

Depart

Return

Price

Toronto IslandWashington, D.C. Dulles Intl

YTZ - IAD

YTZIAD

Toronto Island

Wed 17/4

Nonstop1h 27m

Washington, D.C. Dulles Intl

Wed 24/4

Nonstop1h 30m

C$ 259

Toronto Pearson IntlWashington, D.C. Dulles Intl

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Wed 24/4

Nonstop1h 42m

Washington, D.C. Dulles Intl

Tue 30/4

Nonstop1h 30m

C$ 284

Toronto Pearson IntlWashington, D.C. Reagan-National

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Tue 23/4

Nonstop1h 35m

Washington, D.C. Reagan-National

Tue 7/5

Nonstop1h 45m

C$ 286

Toronto Pearson IntlWashington, D.C. Dulles Intl

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 18/4

Nonstop1h 37m

Washington, D.C. Dulles Intl

Tue 23/4

Nonstop1h 30m

C$ 313

Toronto Pearson IntlBaltimore/Washington

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Wed 10/4

1 stop6h 04m

Baltimore/Washington

Wed 17/4

1 stop6h 55m

C$ 326

Toronto Pearson IntlWashington, D.C. Dulles Intl

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 4/4

Nonstop1h 30m

Washington, D.C. Dulles Intl

Mon 8/4

Nonstop1h 35m

C$ 342

Toronto Pearson IntlBaltimore/Washington

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Thu 11/4

1 stop6h 04m

Baltimore/Washington

Sun 14/4

1 stop6h 10m

C$ 371

OttawaWashington, D.C. Reagan-National

YOW - DCA

YOWDCA

Ottawa

Thu 9/5

Nonstop1h 38m

Washington, D.C. Reagan-National

Sat 11/5

Nonstop1h 31m

C$ 436

Toronto Pearson IntlWashington, D.C. Reagan-National

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Thu 11/4

Nonstop1h 35m

Washington, D.C. Reagan-National

Sun 14/4

Nonstop1h 55m

C$ 440

Flights are sorted by cheapest first

Deals found on 18/3

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated 19 March 2024.
Read through reviews of airlines operating flights from Ontario to Washington, D.C., such as United Airlines, Porter Airlines and Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
9,147 reviews

Entertainment

7.4

Overall

8.1

Comfort

7.9

Food

7.3

Crew

8.6

Boarding

8.3

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

8.1
Very good
9,147 reviews
8.1
Very good
9,147 reviews

Entertainment

7.4

Overall

8.1

Comfort

7.9

Food

7.3

Crew

8.6

Boarding

8.3

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

8.1
Very good
11,551 reviews
8.1
Very good
9,147 reviews

Entertainment

7.4

Overall

8.1

Comfort

7.9

Food

7.3

Crew

8.6

Boarding

8.3

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

7.6
Good
4,155 reviews
8.1
Very good
9,147 reviews

Entertainment

7.4

Overall

8.1

Comfort

7.9

Food

7.3

Crew

8.6

Boarding

8.3

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

7.5
Good
3,066 reviews
8.1
Very good
9,147 reviews

Entertainment

7.4

Overall

8.1

Comfort

7.9

Food

7.3

Crew

8.6

Boarding

8.3

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

7.4
Good
460 reviews
8.1
Very good
9,147 reviews

Entertainment

7.4

Overall

8.1

Comfort

7.9

Food

7.3

Crew

8.6

Boarding

8.3

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Region of Ontario to Washington, D.C. for under C$ 300 on Cheapflights?

    Yes, there are multiple flights from Region of Ontario to Washington, D.C. for under C$ 300. The cheapest flight booked recently is on Porter Airlines for just C$ 259, but on average you can expect to pay C$ 284.

  • Are there direct flights from Region of Ontario to Washington, D.C. for under C$ 300 on Cheapflights?

    Cheapflights has 20 direct flights from Region of Ontario to Washington, D.C. under C$ 300. A good price for a direct flight from Region of Ontario to Washington, D.C. is less than C$ 288.

  • Are there last-minute flights available from Region of Ontario to Washington, D.C. for under C$ 400?

    There are currently 20+ open flights from Region of Ontario to Washington, D.C. within the next 7 days for less than C$ 400.

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

    To fly one-way, consider booking your trip with Porter Airlines, which is currently one of the cheapest options available, starting at C$ 158. American Airlines flights start at C$ 173 while deals on Air Canada start at C$ 173 one-way.

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

  • What are the most popular airlines that fly from Region of Ontario to Washington, D.C.?

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

    Before booking your flight to Washington, D.C. from Region of Ontario, check out the most reliable airlines to get you to your destination on time: Mesa Airlines (100%), ANA (89%), Avianca( 88%).

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

    On average you can expect to pay C$ 1,107 for a flight from Region of Ontario to Washington, D.C.. The cheapest flight overall is C$ 206 while the most popular route, (Toronto Pearson Intl - Washington, D.C. Dulles Intl) is currently priced at C$ 313.

  • What does YYZ to IAD mean?

    YYZ stands for Toronto Pearson Intl Airport, while IAD stands for Washington, D.C. Dulles Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Ontario to Washington, D.C.

Discover the top 10 airlines that operate flights from Ontario to Washington, D.C.. 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 525,491 searches. Data last updated 19 March 2024.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 167AverageC$ 370FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 207AverageC$ 583FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 216AverageC$ 438FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 254AverageC$ 520FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapestC$ 278AverageC$ 378FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapestC$ 332AverageC$ 492FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
AviancaCheapestC$ 341AverageC$ 595FlexibilityNo cancel feeOn-time71%
Search Avianca flights
Endeavor AirlinesCheapestC$ 374AverageC$ 541FlexibilityNo cancel feeOn-timeN/A
Search Endeavor Airlines flights
WestJetCheapestC$ 449AverageC$ 623FlexibilityNo cancel feeOn-time60%
Search WestJet flights
WestJet EncoreCheapestC$ 454AverageC$ 551FlexibilityNo cancel feeOn-timeN/A
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Search flights from Ontario to Washington, D.C. by cabin class

Find flights from Ontario to Washington, D.C., based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Ontario to Washington, D.C.

Find hourly flight availability from Ontario to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 March 2024.
15%of flight departuresEarly morningMidnight to 6 am
41%of flight departuresMorning6 am to noon
29%of flight departuresAfternoonNoon to 6 pm
15%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

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Can Cheapflights notify me if prices for flights from Ontario to Washington, D.C. become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Washington, D.C. from Ontario today and book when prices fit your budget.

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