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

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

Which airlines fly to Maryland?

WestJet, Delta and Porter Airlines are the top three most popular airlines that fly to Maryland from Region of Ontario according to our data. WestJet is the first choice among our users, with 66% of people opting to fly with this airline when travelling to Maryland. Keep in mind that there are 5 different airlines that fly to Maryland on a routine basis, so you have a few additional options to choose from.

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

The flight from Region of Ontario to Maryland depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Toronto (a popular airport in Region of Ontario) to Baltimore (the most popular airport in Maryland), then the flight time is 5h 48m on average. If you fly from Ottawa (another popular airport in Region of Ontario) to Baltimore, then the average flight time is 10h 58m.

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

460 flights are operational weekly from Region of Ontario to Maryland as of December 2025. The most popular departure day for this route is Mon, with 17% of flights per week taking off on this day.

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

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

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

There are 7 operators available for flights from Ontario to Maryland as of December 2025.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to Maryland.

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

The necessary travel and health documents for your Maryland trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 175 Cheap Flights from Ontario to Maryland in 2025/26

1 adult

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Find the cheapest flights from Ontario to Maryland

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

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

YTZ

IAD

1h 29mdirect

11:35 a.m. - 1:09 p.m.

IAD

YTZ

1h 34mdirect

C$ 277Porter Airlines

Mon, 19 Jan - Mon, 26 Jan

5:15 p.m. - 12:27 p.m.

YYZ

BWI

19h 12m1 stop

1:00 p.m. - 11:20 p.m.

BWI

YYZ

10h 20m1 stop

C$ 278Multiple Airlines

Wed, 4 Feb - Wed, 11 Feb

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

YTZ

IAD

1h 29mdirect

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

IAD

YTZ

1h 30mdirect

C$ 278Porter Airlines

Wed, 14 Jan - Sun, 1 Feb

2:15 p.m. - 3:46 p.m.

YYZ

IAD

1h 31mdirect

9:00 a.m. - 10:29 a.m.

IAD

YYZ

1h 29mdirect

C$ 279Air Canada

Thu, 8 Jan - Sun, 11 Jan

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

YTZ

IAD

1h 29mdirect

11:35 a.m. - 1:09 p.m.

IAD

YTZ

1h 34mdirect

C$ 279Porter Airlines

Fri, 16 Jan - Mon, 19 Jan

6:15 a.m. - 10:21 a.m.

YYZ

DCA

4h 06m1 stop

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

DCA

YYZ

1h 37mdirect

C$ 281Air Canada

Thu, 8 Jan - Sun, 11 Jan

5:15 p.m. - 7:14 p.m.

YYZ

DCA

1h 59mdirect

10:12 a.m. - 11:59 a.m.

DCA

YYZ

1h 47mdirect

C$ 315American Airlines

Mon, 12 Jan - Tue, 13 Jan

2:15 p.m. - 4:11 p.m.

YOW

IAD

1h 56mdirect

10:10 p.m. - 11:54 p.m.

IAD

YOW

1h 44mdirect

C$ 391United Airlines

Wed, 4 Feb - Sun, 8 Feb

7:27 p.m. - 9:25 p.m.

YOW

IAD

1h 58mdirect

8:29 a.m. - 1:32 p.m.

IAD

YOW

5h 03m1 stop

C$ 410United Airlines

Fri, 30 Jan - Sat, 31 Jan

7:27 p.m. - 9:25 p.m.

YOW

IAD

1h 58mdirect

10:10 p.m. - 11:54 p.m.

IAD

YOW

1h 44mdirect

C$ 416Lufthansa

Thu, 22 Jan - Sun, 25 Jan

Air Transat flights from Region of Ontario to Maryland

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

Air Transat

19 Jan

YTZ8:50 a.m.Toronto Island

1h 29m

IAD10:19 a.m.Washington, D.C. Dulles Intl

26 Jan

IAD11:35 a.m.Washington, D.C. Dulles Intl

1h 34m

YTZ1:09 p.m.Toronto Island

C$ 335

Find similar

Air Transat

13 Feb

YTZ8:50 a.m.Toronto Island

1h 32m

IAD10:22 a.m.Washington, D.C. Dulles Intl

13 Feb

IAD6:30 p.m.Washington, D.C. Dulles Intl

1h 30m

YTZ8:00 p.m.Toronto Island

C$ 344

Find similar

Air Transat

28 Mar

YTZ11:00 a.m.Toronto Island

1h 29m

IAD12:29 p.m.Washington, D.C. Dulles Intl

5 Apr

IAD6:30 p.m.Washington, D.C. Dulles Intl

1h 30m

YTZ8:00 p.m.Toronto Island

C$ 348

Find similar

Air Canada flights from Region of Ontario to Maryland

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

Air Canada

8 Jan

YYZ2:15 p.m.Toronto Pearson Intl

1h 31m

IAD3:46 p.m.Washington, D.C. Dulles Intl

11 Jan

IAD9:00 a.m.Washington, D.C. Dulles Intl

1h 29m

YYZ10:29 a.m.Toronto Pearson Intl

C$ 279

Find similar

Air Canada

8 Jan

YYZ6:15 a.m.Toronto Pearson Intl

4h 06m

1 stop

DCA10:21 a.m.Washington, D.C. Reagan-National

11 Jan

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

1h 37m

YYZ11:17 a.m.Toronto Pearson Intl

C$ 281

Find similar

Air Canada

5 Feb

YYZ9:00 p.m.Toronto Pearson Intl

1h 35m

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

12 Feb

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

1h 36m

YYZ8:35 a.m.Toronto Pearson Intl

C$ 282

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Mon 19/1

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

Nonstop1h 29m

Washington, D.C. Dulles Intl

Mon 26/1

11:35 a.m.-1:09 p.m.

Nonstop1h 34m

C$ 277

TorontoBaltimore

YYZ - BWI

YYZBWI

Toronto Pearson Intl

Wed 4/2

5:15 p.m.-12:27 p.m.

1 stop19h 12m

Baltimore/Washington

Wed 11/2

1:00 p.m.-11:20 p.m.

1 stop10h 20m

C$ 278

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Wed 14/1

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

Nonstop1h 29m

Washington, D.C. Dulles Intl

Sun 1/2

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

Nonstop1h 30m

C$ 278

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 8/1

2:15 p.m.-3:46 p.m.

Nonstop1h 31m

Washington, D.C. Dulles Intl

Sun 11/1

9:00 a.m.-10:29 a.m.

Nonstop1h 29m

C$ 279

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Fri 16/1

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

Nonstop1h 29m

Washington, D.C. Dulles Intl

Mon 19/1

11:35 a.m.-1:09 p.m.

Nonstop1h 34m

C$ 279

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Thu 8/1

6:15 a.m.-10:21 a.m.

1 stop4h 06m

Washington, D.C. Reagan-National

Sun 11/1

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

Nonstop1h 37m

C$ 281

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Mon 12/1

5:15 p.m.-7:14 p.m.

Nonstop1h 59m

Washington, D.C. Reagan-National

Tue 13/1

10:12 a.m.-11:59 a.m.

Nonstop1h 47m

C$ 315

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Wed 4/2

2:15 p.m.-4:11 p.m.

Nonstop1h 56m

Washington, D.C. Dulles Intl

Sun 8/2

10:10 p.m.-11:54 p.m.

Nonstop1h 44m

C$ 391

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Fri 30/1

7:27 p.m.-9:25 p.m.

Nonstop1h 58m

Washington, D.C. Dulles Intl

Sat 31/1

8:29 a.m.-1:32 p.m.

1 stop5h 03m

C$ 410

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Thu 22/1

7:27 p.m.-9:25 p.m.

Nonstop1h 58m

Washington, D.C. Dulles Intl

Sun 25/1

10:10 p.m.-11:54 p.m.

Nonstop1h 44m

C$ 416

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 Region of Ontario to Maryland

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 Maryland?

The cheapest month to fly to Maryland from Region of Ontario is in October. Flight prices, which tend to average around C$ 293, are often lower during this time because this is during the off-season. If you don’t want to visit Maryland in October, then you should wait until April to fly from Region of Ontario, when ticket prices are also cheap, with an average price of C$ 303.

What is the cheapest day to depart on your flight to Maryland?

Our data shows that Friday is the least expensive day to fly to Maryland. Tickets to fly out on this day can be as low as C$ 594. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Region of Ontario to Maryland for around C$ 921.

What is the cheapest time of day to depart on your flight to Maryland?

Our data shows that the cheapest Region of Ontario to Maryland flights are usually those with departure times in the afternoon. Our users have found flights to Maryland in the afternoon for as low as C$ 517. At noon is when there is more demand to fly to Maryland, so prices are often more expensive at around C$ 880 per ticket.

How far in advance should I book a flight to Maryland?

You are more likely to see cheaper flights to Maryland from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Maryland for around C$ 398 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Maryland from Region of Ontario for as low as C$ 330 on momondo.

Can stopping save me money on Region of Ontario to Maryland flights?

You could potentially save up to 37% on your flight if you consider stops on a Region of Ontario to Maryland flight.

Cheap Region of Ontario to Maryland flight deals and tips

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

Fastest flight time	1h 25m
Direct flights	Every day
Airports in Maryland	112 airports

The fastest flight from Region of Ontario to Maryland takes 1h 25m

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

There are 112 airports in Maryland. From Region of Ontario there are direct flights to Washington, D.C. Dulles Intl (IAD).

Search flight deals

When did momondo last update prices for flights from Ontario to Maryland?
Prices for flights from Ontario to Maryland are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario to Maryland?
There are 7 operators available for flights from Ontario to Maryland as of December 2025.
How old do you have to be to fly from Ontario to Maryland?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to Maryland.
What documentation or ID do you need to fly to Maryland?
The necessary travel and health documents for your Maryland trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Region of Ontario to Maryland?
Based on momondo bookings for flights between Region of Ontario and Maryland, the leading plane model is Canadair (Bombardier) Regional Jet 900, making up 42.86% of the total bookings. Other popular models include De Havilland (Bombardier) DHC-8-400 Dash 8Q with 28.57% and Embraer 170 with 28.57%.

Best airlines flying from Region of Ontario to Maryland

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

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 238	Free Cancellation	Rating 7.1 10,551 reviews	Search Air Canada flights
Porter Airlines	PriceFrom C$ 238	Free Cancellation	Rating 8.0 399 reviews	Search Porter Airlines flights
Delta	PriceFrom C$ 309	Free Cancellation	Rating 7.9 8,015 reviews	Search Delta flights
United Airlines	PriceFrom C$ 349	Free Cancellation	Rating 7.4 9,106 reviews	Search United Airlines flights
WestJet	PriceFrom C$ 385	Free Cancellation	Rating 7.2 3,216 reviews	Search WestJet flights

Why use momondo?

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

It is quick and easy to find Ontario to Maryland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Maryland that suits you.

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

Flights from Ontario to Maryland 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 Ontario to Maryland?

Once all potential Ontario to Maryland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Ontario to Maryland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.