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Cheap flights from Ontario to Maryland from C$ 188

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BWI
27 Aug — 3 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Maryland

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Maryland
Explore the most affordable flight options available from Ontario to Maryland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 July 2026.

Sat 22/89:15 a.m.
YTZ
-
IAD
Nonstop1h 30m
Porter Airlines
Fri 28/811:25 a.m.
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Deal found 27/7C$ 292
Thu 13/88:00 a.m.
YYZ
-
DCA
1 stop4h 00m
Air Canada
Tue 18/86:59 a.m.
DCA
-
YYZ
Nonstop1h 36m
Air Canada
Deal found 27/7C$ 293
Thu 13/88:20 a.m.
YTZ
-
DCA
1 stop3h 40m
Air Canada
Tue 18/89:40 a.m.
DCA
-
YTZ
1 stop4h 41m
Air Canada
Deal found 27/7C$ 293
Wed 26/88:55 p.m.
YYZ
-
DCA
Nonstop1h 36m
Air Canada
Wed 2/912:40 p.m.
DCA
-
YYZ
1 stop6h 37m
Air Canada
Deal found 26/7C$ 295
Wed 12/810:45 a.m.
YTZ
-
IAD
1 stop4h 16m
Air Canada
Sat 15/85:20 p.m.
IAD
-
YTZ
Nonstop1h 36m
Air Canada
Deal found 27/7C$ 295
Thu 20/88:20 a.m.
YTZ
-
DCA
1 stop3h 40m
Air Canada
Mon 24/89:40 a.m.
DCA
-
YTZ
1 stop4h 41m
Air Canada
Deal found 25/7C$ 295
Thu 13/88:00 a.m.
YYZ
-
DCA
1 stop4h 00m
Air Canada
Sun 16/812:40 p.m.
DCA
-
YYZ
1 stop6h 32m
Air Canada
Deal found 26/7C$ 296
Thu 3/910:45 a.m.
YTZ
-
IAD
1 stop4h 10m
Air Canada
Sun 6/95:40 p.m.
IAD
-
YTZ
Nonstop1h 31m
Air Canada
Deal found 24/7C$ 296
Thu 3/96:25 p.m.
YYZ
-
DCA
Nonstop1h 32m
Air Canada
Mon 7/96:00 a.m.
DCA
-
YYZ
1 stop4h 35m
Air Canada
Deal found 27/7C$ 298
Sat 8/89:15 a.m.
YTZ
-
IAD
Nonstop1h 30m
Porter Airlines
Tue 11/83:50 p.m.
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Deal found 23/7C$ 298
Wed 16/910:30 a.m.
YYZ
-
IAD
1 stop4h 30m
Air Canada
Wed 23/99:55 a.m.
IAD
-
YYZ
Nonstop1h 25m
Air Canada
Deal found 26/7C$ 298
Fri 11/910:45 a.m.
YTZ
-
IAD
1 stop4h 15m
Air Canada
Tue 15/99:45 a.m.
IAD
-
YTZ
1 stop4h 35m
Air Canada
Deal found 27/7C$ 299

Find flight deals from Ontario to Maryland

Keep the following information in mind while searching for Ontario to Maryland flight deals. Data was last updated 28 July 2026.

Round-trip from

C$ 292

One-way from

C$ 188

Popular in

March

Cheapest in

October

Average price

C$ 398
Porter Airlines
  • Porter Airlines
  • 22/8-28/8
  • Nonstop
  • 3h 00m total
  • Ontario to Maryland
Search Deals
Air Canada
  • Air Canada
  • 11/8
  • 1 total stop
  • 4h 50m total
  • Ontario to Maryland
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Maryland 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 629,999 searches. Data last updated 28 July 2026.
Use the filters below to find and compare flights from Ontario to Maryland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Tue 6/10

8:20 a.m.-12:00 p.m.

1 stop3h 40m

Washington, D.C. Reagan-National

Wed 7/10

6:00 a.m.-11:50 a.m.

1 stop5h 50m

C$ 295

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Thu 20/8

8:20 a.m.-12:00 p.m.

1 stop3h 40m

Washington, D.C. Reagan-National

Mon 24/8

9:40 a.m.-2:21 p.m.

1 stop4h 41m

C$ 295

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Thu 20/8

8:20 a.m.-12:00 p.m.

1 stop3h 40m

Washington, D.C. Reagan-National

Sun 23/8

9:40 a.m.-2:21 p.m.

1 stop4h 41m

C$ 295

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Fri 11/9

8:20 a.m.-12:14 p.m.

1 stop3h 54m

Washington, D.C. Reagan-National

Mon 14/9

6:00 a.m.-1:15 p.m.

2 stops7h 15m

C$ 300

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Thu 27/8

1:40 p.m.-3:10 p.m.

Nonstop1h 30m

Washington, D.C. Dulles Intl

Mon 31/8

11:25 a.m.-12:55 p.m.

Nonstop1h 30m

C$ 313

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Sat 12/9

8:20 a.m.-12:14 p.m.

1 stop3h 54m

Washington, D.C. Reagan-National

Tue 15/9

12:55 p.m.-6:20 p.m.

1 stop5h 25m

C$ 313

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Sat 12/9

8:20 a.m.-12:14 p.m.

1 stop3h 54m

Washington, D.C. Reagan-National

Thu 17/9

12:55 p.m.-6:20 p.m.

1 stop5h 25m

C$ 313

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Thu 10/9

8:20 a.m.-12:14 p.m.

1 stop3h 54m

Washington, D.C. Reagan-National

Fri 18/9

12:55 p.m.-6:20 p.m.

1 stop5h 25m

C$ 313

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Sun 6/9

9:15 a.m.-10:45 a.m.

Nonstop1h 30m

Washington, D.C. Dulles Intl

Sun 13/9

11:25 a.m.-12:55 p.m.

Nonstop1h 30m

C$ 314

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Wed 12/8

9:15 a.m.-10:45 a.m.

Nonstop1h 30m

Washington, D.C. Dulles Intl

Sun 16/8

3:50 p.m.-5:20 p.m.

Nonstop1h 30m

C$ 314

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/7

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Ontario to Maryland

Have a flexible travel schedule? Discover the best time to fly to Maryland from Ontario 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Maryland

What is the cheapest month to book a flight from Region of Ontario to Maryland?

Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Maryland (average of C$ 464). Flying from Region of Ontario to Maryland in June is currently the most expensive (average of C$ 836). 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.

How much does it cost to fly round-trip from Region of Ontario to Maryland?

Airfare is below average for this route at the moment.
Region of Ontario to Maryland flights typically cost between C$ 516 and C$ 728 in September.
The cheapest round-trip price found within the last 5 days was C$ 467 on Multiple Airlines (9 Sep-16 Sep).

Reviews of airlines servicing Maryland

Get insights into the airlines that provide service to Maryland. 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 Maryland. Reviews last updated 28 July 2026.
See what other customers who have flown with Porter Airlines,Delta, andUnited Airlines from Ontario to Maryland have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
449 reviews
Check prices

Crew

8.6

Food

7.5

Entertainment

6.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Porter Airlines
8.0
Very good
449 reviews
Porter Airlines
8.0
Very good
449 reviews
Check prices

Crew

8.6

Food

7.5

Entertainment

6.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Delta
7.8
Good
8,482 reviews
Porter Airlines
8.0
Very good
449 reviews
Check prices

Crew

8.6

Food

7.5

Entertainment

6.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
United Airlines
7.4
Good
10,045 reviews
Porter Airlines
8.0
Very good
449 reviews
Check prices

Crew

8.6

Food

7.5

Entertainment

6.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
WestJet
7.2
Good
3,415 reviews
Porter Airlines
8.0
Very good
449 reviews
Check prices

Crew

8.6

Food

7.5

Entertainment

6.9

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

Related info for your journey

Find useful and relevant information for your journey from Ontario to Maryland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Region of Ontario to Maryland?

    Airlines like Air Canada, Porter Airlines, and Delta fly from Region of Ontario to Maryland in about 1h 30m. The time it takes to get you to your destination can typically vary by up to 3h 51m. The distance from Region of Ontario to Maryland is about 546 km. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Ontario to Maryland?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Maryland 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 Region of Ontario to Maryland?

    Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Maryland (average of C$ 464). Flying from Region of Ontario to Maryland in June is currently the most expensive (average of C$ 836). 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.

See more FAQs

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Alternative routes for Ontario to Maryland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Ontario to Maryland

Discover the top 4 airlines that operate flights from Ontario to Maryland. 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 629,999 searches. Data last updated 28 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 244AverageC$ 293FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
DeltaCheapestC$ 357AverageC$ 633FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 440AverageC$ 890FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 655AverageC$ 806FlexibilityNo cancel feeOn-time60%
Search WestJet 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 Ontario to Maryland?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Maryland. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Maryland.

Can Cheapflights find flights from Ontario to Maryland with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to Maryland flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Ontario to Maryland flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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