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

Air Canada, United Airlines, and Delta 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 March 2026, there are 426 flights per week flying from Maryland to Region of Ontario. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

What airlines fly to Region of Ontario?

Delta, WestJet and Air Canada are the top three most popular airlines that fly to Region of Ontario from Maryland according to our data. Delta is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Region of Ontario. Keep in mind that there are 3 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Maryland to Ontario refresh daily.

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

As of March 2026, there are 7 operators available to choose from for flights from Maryland to Ontario.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maryland to Ontario.

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

The required travel and health documents for your Ontario trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$106 Cheap Flights from Maryland to Ontario in 2026

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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.

6:00 pm - 7:30 pm

IAD

YTZ

1h 30mnonstop

11:30 am - 12:59 pm

YTZ

IAD

1h 29mnonstop

$215Porter Airlines

Sun, Apr 19 - Sat, Apr 25

4:05 pm - 5:35 pm

IAD

YTZ

1h 30mnonstop

9:15 am - 10:46 am

YTZ

IAD

1h 31mnonstop

$219Porter Airlines

Thu, May 28 - Sun, May 31

11:40 am - 1:10 pm

IAD

YTZ

1h 30mnonstop

9:25 am - 10:54 am

YTZ

IAD

1h 29mnonstop

$220Porter Airlines

Thu, Apr 16 - Mon, Apr 20

11:40 am - 1:10 pm

IAD

YTZ

1h 30mnonstop

9:25 am - 10:54 am

YTZ

IAD

1h 29mnonstop

$221Porter Airlines

Mon, Apr 13 - Mon, Apr 20

12:45 pm - 6:22 pm

DCA

YTZ

5h 37m

1 stop

7:40 am - 12:01 pm

YTZ

DCA

4h 21m

1 stop

$232Air Canada

Mon, May 4 - Mon, May 11

12:55 pm - 6:22 pm

DCA

YTZ

5h 27m

1 stop

4:30 pm - 9:55 pm

YTZ

DCA

5h 25m

1 stop

$233Air Canada

Fri, Apr 10 - Mon, Apr 13

10:10 am - 4:56 pm

IAD

YYZ

6h 46m

1 stop

7:43 pm - 9:25 pm

YYZ

IAD

1h 42mnonstop

$263United Airlines

Sat, Apr 18 - Sat, Apr 18

8:19 am - 10:04 am

IAD

YYZ

1h 45mnonstop

1:00 pm - 7:28 pm

YYZ

IAD

6h 28m

1 stop

$269United Airlines

Mon, May 11 - Mon, May 11

6:12 pm - 2:05 pm

PHL

YYZ

19h 53m

1 stop

6:30 am - 12:44 am

YYZ

PHL

18h 14m

1 stop

$275Multiple Airlines

Wed, May 13 - Tue, Jun 2

5:45 am - 2:05 pm

PHL

YYZ

8h 20m

1 stop

6:30 am - 9:49 am

YYZ

PHL

27h 19m

1 stop

$285Multiple Airlines

Wed, Apr 15 - Mon, Apr 20

Air Canada flights from Maryland to Region of Ontario

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

Air Canada

May 4

DCA12:45 pmWashington, D.C. Reagan-National

5h 37m

1 stop

YTZ6:22 pmToronto Island

May 11

YTZ7:40 amToronto Island

4h 21m

1 stop

DCA12:01 pmWashington, D.C. Reagan-National

$232

Air Canada

Apr 10

DCA12:55 pmWashington, D.C. Reagan-National

5h 27m

1 stop

YTZ6:22 pmToronto Island

Apr 13

YTZ4:30 pmToronto Island

5h 25m

1 stop

DCA9:55 pmWashington, D.C. Reagan-National

$233

Air Canada

Apr 10

DCA12:55 pmWashington, D.C. Reagan-National

5h 27m

1 stop

YTZ6:22 pmToronto Island

Apr 13

YTZ4:30 pmToronto Island

5h 25m

1 stop

DCA9:55 pmWashington, D.C. Reagan-National

$234

United Airlines flights from Maryland to Region of Ontario

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

United Airlines

Apr 18

IAD10:10 amWashington, D.C. Dulles Intl

6h 46m

1 stop

YYZ4:56 pmToronto Pearson Intl

Apr 18

YYZ7:43 pmToronto Pearson Intl

1h 42m

IAD9:25 pmWashington, D.C. Dulles Intl

$263

United Airlines

May 11

IAD8:19 amWashington, D.C. Dulles Intl

1h 45m

YYZ10:04 amToronto Pearson Intl

May 11

YYZ1:00 pmToronto Pearson Intl

6h 28m

1 stop

IAD7:28 pmWashington, D.C. Dulles Intl

$269

United Airlines

Apr 16

IAD8:20 amWashington, D.C. Dulles Intl

1h 44m

YYZ10:04 amToronto Pearson Intl

Apr 30

YYZ9:35 amToronto Pearson Intl

1h 39m

IAD11:14 amWashington, D.C. Dulles Intl

$278

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Sun 4/19

6:00 pm-7:30 pm

Nonstop1h 30m

Toronto Island

Sat 4/25

11:30 am-12:59 pm

Nonstop1h 29m

$215

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 5/28

4:05 pm-5:35 pm

Nonstop1h 30m

Toronto Island

Sun 5/31

9:15 am-10:46 am

Nonstop1h 31m

$219

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 4/16

11:40 am-1:10 pm

Nonstop1h 30m

Toronto Island

Mon 4/20

9:25 am-10:54 am

Nonstop1h 29m

$220

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Mon 4/13

11:40 am-1:10 pm

Nonstop1h 30m

Toronto Island

Mon 4/20

9:25 am-10:54 am

Nonstop1h 29m

$221

Washington, D.C.Toronto

DCA - YTZ

DCAYTZ

Washington, D.C. Reagan-National

Mon 5/4

12:45 pm-6:22 pm

1 stop5h 37m

Toronto Island

Mon 5/11

7:40 am-12:01 pm

1 stop4h 21m

$232

Washington, D.C.Toronto

DCA - YTZ

DCAYTZ

Washington, D.C. Reagan-National

Fri 4/10

12:55 pm-6:22 pm

1 stop5h 27m

Toronto Island

Mon 4/13

4:30 pm-9:55 pm

1 stop5h 25m

$233

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Sat 4/18

10:10 am-4:56 pm

1 stop6h 46m

Toronto Pearson Intl

Sat 4/18

7:43 pm-9:25 pm

Nonstop1h 42m

$263

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Mon 5/11

8:19 am-10:04 am

Nonstop1h 45m

Toronto Pearson Intl

Mon 5/11

1:00 pm-7:28 pm

1 stop6h 28m

$269

PhiladelphiaToronto

PHL - YYZ

PHLYYZ

Philadelphia

Wed 5/13

6:12 pm-2:05 pm

1 stop19h 53m

Toronto Pearson Intl

Tue 6/2

6:30 am-12:44 am

1 stop18h 14m

$275

PhiladelphiaToronto

PHL - YYZ

PHLYYZ

Philadelphia

Wed 4/15

5:45 am-2:05 pm

1 stop8h 20m

Toronto Pearson Intl

Mon 4/20

6:30 am-9:49 am

1 stop27h 19m

$285

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?

The month of June is, on average, the cheapest month to fly to Region of Ontario from Maryland, with most prices found around $220. If you aren’t able to travel during the month of June, then book flights to Region of Ontario from Maryland during April instead. Flights to Region of Ontario in April, while not as cheap as those in June, still average around $258.

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 $343 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 $266 on momondo.

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

You could potentially save up to 92% on your flight if you consider stops on a Maryland to Region of Ontario flight.

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 18m
Direct flights	Every day
Airports in Region of Ontario	123 airports

The fastest flight from Maryland to Region of Ontario takes 1h 18m

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

There are 123 airports in Region of Ontario. From Maryland there are direct flights to 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 refresh daily.
How many operators does momondo search for flights from Maryland to Ontario?
As of March 2026, there are 7 operators available to choose from for flights from Maryland to Ontario.
How old do you have to be to fly from Maryland to Ontario?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maryland to Ontario.
What documentation or ID do you need to fly to Ontario?
The required travel and health documents for your Ontario trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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
Delta	PriceFrom $182	Free Cancellation	Rating 7.9 8,324 reviews	Search Delta flights
Air Canada	PriceFrom $187	Free Cancellation	Rating 7.1 10,837 reviews	Search Air Canada flights
WestJet	PriceFrom $349	Free Cancellation	Rating 7.2 3,300 reviews	Search WestJet flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Maryland to Ontario. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Maryland to Ontario on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Maryland and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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