What is the cheapest airline that flies from Maryland to Ontario?

Porter Airlines, Air Canada, and American Airlines are the most popular carriers operating from Maryland to Ontario

How many flights depart from Maryland to Region of Ontario on average per week?

As of November 2025, there are 535 flights per week flying from Maryland to Region of Ontario. The most common day of the week flights depart is Fri, with 16% of flights taking off on this day.

When did momondo last update prices for flights from Maryland to Ontario?

Prices for flights from Maryland to Ontario are refreshed on a daily basis.

How many operators does momondo search for flights from Maryland to Ontario?

As of November 2025, there are 5 operators available to choose from for flights from Maryland to Ontario.

How old do you have to be to fly from Maryland to Ontario?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Maryland to Ontario.

What documentation or ID do you need to fly to Ontario?

The travel and health documents required for your trip to Ontario can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 82 Cheap Flights from Maryland to Ontario in 2025/26

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Maryland to Ontario

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:43 p.m. - 2:20 p.m.PHL-YYZ

17h 37m1 stop

12:15 p.m. - 11:50 p.m.YYZ-PHL

35h 35m3 stops

C$ 248Multiple Airlines

Find Deal

Fri, 23 Jan - Sun, 25 Jan

6:00 a.m. - 11:20 p.m.PHL-YYZ

17h 20m1 stop

12:15 p.m. - 7:51 p.m.YYZ-PHL

31h 36m3 stops

C$ 254Multiple Airlines

Find Deal

Mon, 26 Jan - Fri, 30 Jan

8:43 p.m. - 11:20 p.m.PHL-YYZ

26h 37m2 stops

12:15 p.m. - 7:51 p.m.YYZ-PHL

31h 36m3 stops

C$ 274Multiple Airlines

Find Deal

Mon, 26 Jan - Fri, 30 Jan

5:25 p.m. - 2:40 p.m.BWI-YYZ

21h 15m1 stop

3:40 p.m. - 11:34 p.m.YYZ-BWI

7h 54m1 stop

C$ 282Multiple Airlines

Find Deal

Thu, 8 Jan - Thu, 15 Jan

11:40 a.m. - 1:10 p.m.IAD-YTZ

1h 30mdirect

8:50 a.m. - 10:19 a.m.YTZ-IAD

1h 29mdirect

C$ 302Porter Airlines

Find Deal

Wed, 24 Dec - Fri, 2 Jan

6:30 p.m. - 8:00 p.m.IAD-YTZ

1h 30mdirect

8:50 a.m. - 10:19 a.m.YTZ-IAD

1h 29mdirect

C$ 303Porter Airlines

Find Deal

Tue, 16 Dec - Fri, 2 Jan

6:59 a.m. - 8:35 a.m.DCA-YYZ

1h 36mdirect

7:20 a.m. - 8:55 a.m.YYZ-DCA

1h 35mdirect

C$ 310Air Canada

Find Deal

Thu, 8 Jan - Sun, 11 Jan

9:40 a.m. - 11:17 a.m.DCA-YYZ

1h 37mdirect

7:10 a.m. - 12:19 p.m.YYZ-DCA

5h 09m1 stop

C$ 313Air Canada

Find Deal

Thu, 8 Jan - Sun, 11 Jan

10:06 p.m. - 11:46 p.m.IAD-YYZ

1h 40mdirect

2:45 p.m. - 4:30 p.m.YYZ-IAD

1h 45mdirect

C$ 372United Airlines

Find Deal

Mon, 12 Jan - Sat, 17 Jan

6:00 a.m. - 11:48 a.m.IAD-YYZ

5h 48m1 stop

3:30 p.m. - 9:17 p.m.YYZ-IAD

5h 47m1 stop

C$ 374United Airlines

Find Deal

Mon, 12 Jan - Mon, 12 Jan

Air Canada flights from Maryland to Region of Ontario

Our best Air Canada deals on Maryland to Region of Ontario flight tickets

Air Canada

8 Jan

DCA6:59 a.m.Washington, D.C. Reagan-National

1h 36m

YYZ8:35 a.m.Toronto Pearson Intl

11 Jan

YYZ7:20 a.m.Toronto Pearson Intl

1h 35m

DCA8:55 a.m.Washington, D.C. Reagan-National

C$ 310

Find similar

Air Canada

8 Jan

DCA9:40 a.m.Washington, D.C. Reagan-National

1h 37m

YYZ11:17 a.m.Toronto Pearson Intl

11 Jan

YYZ7:10 a.m.Toronto Pearson Intl

5h 09m

1 stop

DCA12:19 p.m.Washington, D.C. Reagan-National

C$ 313

Find similar

Air Canada

7 Jan

DCA6:59 a.m.Washington, D.C. Reagan-National

1h 36m

YYZ8:35 a.m.Toronto Pearson Intl

14 Jan

YYZ9:00 p.m.Toronto Pearson Intl

1h 35m

DCA10:35 p.m.Washington, D.C. Reagan-National

C$ 314

Find similar

United Airlines flights from Maryland to Region of Ontario

Our best United Airlines deals on Maryland to Region of Ontario flight tickets

United Airlines

12 Jan

IAD5:16 p.m.Washington, D.C. Dulles Intl

1h 41m

YYZ6:57 p.m.Toronto Pearson Intl

20 Jan

YYZ2:45 p.m.Toronto Pearson Intl

1h 45m

IAD4:30 p.m.Washington, D.C. Dulles Intl

C$ 372

Find similar

United Airlines

12 Jan

IAD6:00 a.m.Washington, D.C. Dulles Intl

5h 48m

1 stop

YYZ11:48 a.m.Toronto Pearson Intl

12 Jan

YYZ3:30 p.m.Toronto Pearson Intl

5h 47m

1 stop

IAD9:17 p.m.Washington, D.C. Dulles Intl

C$ 374

Find similar

United Airlines

8 Jan

IAD6:00 a.m.Washington, D.C. Dulles Intl

5h 48m

1 stop

YYZ11:48 a.m.Toronto Pearson Intl

11 Jan

YYZ10:00 a.m.Toronto Pearson Intl

1h 48m

IAD11:48 a.m.Washington, D.C. Dulles Intl

C$ 385

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaToronto

PHL - YYZ

PHLYYZ

Philadelphia

Fri 23/1

8:43 p.m.-2:20 p.m.

1 stop17h 37m

Toronto Pearson Intl

Sun 25/1

12:15 p.m.-11:50 p.m.

3 stops35h 35m

C$ 248

PhiladelphiaToronto

PHL - YYZ

PHLYYZ

Philadelphia

Mon 26/1

6:00 a.m.-11:20 p.m.

1 stop17h 20m

Toronto Pearson Intl

Fri 30/1

12:15 p.m.-7:51 p.m.

3 stops31h 36m

C$ 254

PhiladelphiaToronto

PHL - YYZ

PHLYYZ

Philadelphia

Mon 26/1

8:43 p.m.-11:20 p.m.

2 stops26h 37m

Toronto Pearson Intl

Fri 30/1

12:15 p.m.-7:51 p.m.

3 stops31h 36m

C$ 274

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Thu 8/1

5:25 p.m.-2:40 p.m.

1 stop21h 15m

Toronto Pearson Intl

Thu 15/1

3:40 p.m.-11:34 p.m.

1 stop7h 54m

C$ 282

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Wed 24/12

11:40 a.m.-1:10 p.m.

Nonstop1h 30m

Toronto Island

Fri 2/1

8:50 a.m.-10:19 a.m.

Nonstop1h 29m

C$ 302

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Tue 16/12

6:30 p.m.-8:00 p.m.

Nonstop1h 30m

Toronto Island

Fri 2/1

8:50 a.m.-10:19 a.m.

Nonstop1h 29m

C$ 303

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 8/1

6:59 a.m.-8:35 a.m.

Nonstop1h 36m

Toronto Pearson Intl

Sun 11/1

7:20 a.m.-8:55 a.m.

Nonstop1h 35m

C$ 310

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 8/1

9:40 a.m.-11:17 a.m.

Nonstop1h 37m

Toronto Pearson Intl

Sun 11/1

7:10 a.m.-12:19 p.m.

1 stop5h 09m

C$ 313

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Mon 12/1

10:06 p.m.-11:46 p.m.

Nonstop1h 40m

Toronto Pearson Intl

Sat 17/1

2:45 p.m.-4:30 p.m.

Nonstop1h 45m

C$ 372

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Mon 12/1

6:00 a.m.-11:48 a.m.

1 stop5h 48m

Toronto Pearson Intl

Mon 12/1

3:30 p.m.-9:17 p.m.

1 stop5h 47m

C$ 374

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Maryland to Region of Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Region of Ontario?

In general, June is the cheapest month to fly from Maryland to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 309. If you are unable to visit Region of Ontario during the month of June, then departing from Maryland during the month September is also very affordable. Most momondo users find prices during this month for around C$ 369.

How far in advance should I book a flight to Region of Ontario?

You are more likely to see cheaper flights to Region of Ontario from Maryland when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around C$ 474 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from Maryland for as low as C$ 352 on momondo.

Cheap Maryland to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maryland to Region of Ontario

Fastest flight time	1h 29m
Direct flights	Every day
Airports in Region of Ontario	2 airports

The fastest flight from Maryland to Region of Ontario takes 1h 29m

Direct flights go from Maryland to Region of Ontario every day.

There are 2 airports near Region of Ontario: Toronto Pearson Intl (YYZ), Toronto Island (YTZ)

Search flight deals

When did momondo last update prices for flights from Maryland to Ontario?
Prices for flights from Maryland to Ontario are refreshed on a daily basis.
How many operators does momondo search for flights from Maryland to Ontario?
As of November 2025, there are 5 operators available to choose from for flights from Maryland to Ontario.
How old do you have to be to fly from Maryland to Ontario?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Maryland to Ontario.
What documentation or ID do you need to fly to Ontario?
The travel and health documents required for your trip to Ontario can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Maryland to Region of Ontario?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Maryland to Region of Ontario is Boeing 777-300ER (19.44% of total bookings). The next most popular plane models are Boeing 787-9 Dreamliner (16.67%), Boeing 787 Dreamliner (11.11%), and Boeing 767-400 (11.11%).

Best airlines flying from Maryland to Region of Ontario

Compare and see reviews for airlines that fly from Maryland to Region of Ontario with momondo

Airline	Rating	Free Cancellation	Price
WestJet	PriceFrom C$ 467	Free Cancellation	Rating 7.2 3,172 reviews		Search WestJet flights

Why use momondo?

Why should I use momondo to find a flight deal from Maryland to Ontario?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Maryland to Ontario for you.

Can I find flights from Maryland to Ontario with flexible booking policies on momondo?

Flights from Maryland to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Maryland to Ontario?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Maryland to Ontario.

I’m not ready to book a flight from Maryland to Ontario right now. Can momondo alert me if prices change?

Price alerts on flights to Ontario from Maryland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.