What airlines fly to Region of Ontario?

WestJet, Delta and Air Canada are the top three most popular airlines that fly to Region of Ontario from Maryland according to our data. WestJet is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Region of Ontario. Keep in mind that there are 5 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

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

Porter Airlines, Air Canada, and United 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 August 2025, there are 461 flights per week flying from Maryland to Region of Ontario. The most common day of the week flights depart is Thu, 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 refresh daily.

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

As of August 2025, 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.

$81 Cheap Flights from Maryland to Ontario in 2025

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Find the cheapest flights from Maryland to Ontario

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

4:20 pm - 5:53 pmIAD-YTZ

1h 33mnonstop

8:45 am - 10:16 amYTZ-IAD

1h 31mnonstop

$190Porter Airlines

Find Deal

Thu, Sep 4 - Sun, Sep 7

4:20 pm - 5:53 pmIAD-YTZ

1h 33mnonstop

8:45 am - 10:16 amYTZ-IAD

1h 31mnonstop

$205Porter Airlines

Find Deal

Thu, Sep 4 - Sun, Sep 7

4:20 pm - 5:53 pmIAD-YTZ

1h 33mnonstop

8:45 am - 10:16 amYTZ-IAD

1h 31mnonstop

$206Porter Airlines

Find Deal

Wed, Sep 3 - Mon, Sep 8

6:59 am - 8:31 amDCA-YYZ

1h 32mnonstop

7:25 am - 8:59 amYYZ-DCA

1h 34mnonstop

$212Air Canada

Find Deal

Thu, Sep 4 - Sun, Sep 7

6:59 am - 8:31 amDCA-YYZ

1h 32mnonstop

7:25 am - 8:59 amYYZ-DCA

1h 34mnonstop

$214Air Canada

Find Deal

Thu, Sep 4 - Sun, Sep 7

12:41 pm - 2:19 pmIAD-YYZ

1h 38mnonstop

6:00 pm - 10:39 pmYYZ-IAD

4h 39m1 stop

$254United Airlines

Find Deal

Sun, Sep 21 - Sun, Sep 21

8:28 am - 10:04 amIAD-YYZ

1h 36mnonstop

7:47 pm - 9:25 pmYYZ-IAD

1h 38mnonstop

$262United Airlines

Find Deal

Wed, Oct 15 - Wed, Oct 22

6:00 am - 2:45 pmDCA-YYZ

8h 45m1 stop

3:35 pm - 10:59 pmYYZ-DCA

7h 24m1 stop

$287Delta

Find Deal

Wed, Oct 15 - Mon, Oct 20

6:00 am - 11:20 amIAD-YYZ

5h 20m1 stop

6:13 pm - 11:06 pmYYZ-IAD

4h 53m1 stop

$287Delta

Find Deal

Wed, Sep 17 - Tue, Sep 23

5:40 am - 5:50 pmBWI-YUL

12h 10m1 stop

6:20 am - 1:30 pmYUL-BWI

7h 10m1 stop

$399WestJet

Find Deal

Sun, Aug 24 - Sun, Aug 31

Air Canada flights from Maryland to Region of Ontario

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

Air Canada

Sep 4

DCA6:59 amWashington, D.C. Reagan-National

1h 32m

YYZ8:31 amToronto Pearson Intl

Sep 7

YYZ7:25 amToronto Pearson Intl

1h 34m

DCA8:59 amWashington, D.C. Reagan-National

$212

Find similar

Air Canada

Sep 4

DCA6:59 amWashington, D.C. Reagan-National

1h 32m

YYZ8:31 amToronto Pearson Intl

Sep 7

YYZ7:25 amToronto Pearson Intl

1h 34m

DCA8:59 amWashington, D.C. Reagan-National

$214

Find similar

Air Canada

Sep 4

DCA6:00 amWashington, D.C. Reagan-National

4h 39m

1 stop

YYZ10:39 amToronto Pearson Intl

Sep 7

YYZ7:25 amToronto Pearson Intl

1h 34m

DCA8:59 amWashington, D.C. Reagan-National

$216

Find similar

Delta flights from Maryland to Region of Ontario

Our best Delta deals on Maryland to Region of Ontario flight tickets

Delta

Oct 15

DCA6:00 amWashington, D.C. Reagan-National

8h 45m

1 stop

YYZ2:45 pmToronto Pearson Intl

Oct 20

YYZ3:35 pmToronto Pearson Intl

7h 24m

1 stop

DCA10:59 pmWashington, D.C. Reagan-National

$287

Find similar

Delta

Aug 27

DCA6:00 amWashington, D.C. Reagan-National

4h 07m

1 stop

YUL10:07 amMontreal Pierre Elliott Trudeau Intl

Sep 3

YUL7:00 amMontreal Pierre Elliott Trudeau Intl

7h 50m

1 stop

DCA2:50 pmWashington, D.C. Reagan-National

$292

Find similar

Delta

Aug 27

IAD6:00 amWashington, D.C. Dulles Intl

7h 32m

1 stop

YYZ1:32 pmToronto Pearson Intl

Sep 3

YYZ12:10 pmToronto Pearson Intl

7h 33m

1 stop

IAD7:43 pmWashington, D.C. Dulles Intl

$299

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 9/4

4:20 pm-5:53 pm

Nonstop1h 33m

Toronto Island

Sun 9/7

8:45 am-10:16 am

Nonstop1h 31m

$190

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 9/4

4:20 pm-5:53 pm

Nonstop1h 33m

Toronto Island

Sun 9/7

8:45 am-10:16 am

Nonstop1h 31m

$205

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Wed 9/3

4:20 pm-5:53 pm

Nonstop1h 33m

Toronto Island

Mon 9/8

8:45 am-10:16 am

Nonstop1h 31m

$206

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 9/4

6:59 am-8:31 am

Nonstop1h 32m

Toronto Pearson Intl

Sun 9/7

7:25 am-8:59 am

Nonstop1h 34m

$212

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 9/4

6:59 am-8:31 am

Nonstop1h 32m

Toronto Pearson Intl

Sun 9/7

7:25 am-8:59 am

Nonstop1h 34m

$214

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Sun 9/21

12:41 pm-2:19 pm

Nonstop1h 38m

Toronto Pearson Intl

Sun 9/21

6:00 pm-10:39 pm

1 stop4h 39m

$254

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Wed 10/15

8:28 am-10:04 am

Nonstop1h 36m

Toronto Pearson Intl

Wed 10/22

7:47 pm-9:25 pm

Nonstop1h 38m

$262

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Wed 10/15

6:00 am-2:45 pm

1 stop8h 45m

Toronto Pearson Intl

Mon 10/20

3:35 pm-10:59 pm

1 stop7h 24m

$287

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Wed 9/17

6:00 am-11:20 am

1 stop5h 20m

Toronto Pearson Intl

Tue 9/23

6:13 pm-11:06 pm

1 stop4h 53m

$287

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Sun 8/24

5:40 am-5:50 pm

1 stop12h 10m

Montreal Pierre Elliott Trudeau Intl

Sun 8/31

6:20 am-1:30 pm

1 stop7h 10m

$399

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 $219. 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 $264.

What is the cheapest day to depart on your flight to Region of Ontario?

According to our data, Wednesday is the cheapest day to fly to Region of Ontario from Maryland. The lowest ticket price found for a Wednesday departure recently was $1,057. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Maryland to Region of Ontario on a Saturday will generally be more expensive and average around $1,239. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Region of Ontario is at noon. momondo users have found flights departing from Maryland to Region of Ontario at noon for as low as $273. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $1,345.

What is the cheapest Maryland to Ontario flight route?

Fly from Baltimore/Washington to Toronto Pearson Intl for the best Maryland - Ontario flight prices

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 $395 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 $251 on momondo.

What cabin class options are available on Maryland to Ontario flights?

There are 3 cabin classes available to choose from on Maryland to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

Best Price Found	$81
Fastest flight time	1h 28m
Direct flights	Every day
Airports in Region of Ontario	3 airports

The best one-way flight to Region of Ontario from Maryland in the past 72 hours is $81. The best round-trip flight deal from Maryland to Region of Ontario found on momondo in the last 72 hours is $190.

The fastest flight from Maryland to Region of Ontario takes 1h 28m

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

There are 3 airports near Region of Ontario: Montreal Pierre Elliott Trudeau Intl (YUL), 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 August 2025, 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.
What is the most popular plane model from Maryland to Region of Ontario?
momondo data reveals that the most frequently booked plane model on the route from Maryland to Region of Ontario is Boeing 777-300ER, representing 19.44% of all bookings. The subsequent popular models are Boeing 787-9 Dreamliner at 16.67%, Boeing 787 Dreamliner at 11.11%, and Boeing 767-400 at 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
Porter Airlines	PriceFrom $108	Free Cancellation	Rating 8.0 318 reviews	Search Porter Airlines flights
Air Canada	PriceFrom $187	Free Cancellation	Rating 7.1 9,855 reviews	Search Air Canada flights
United Airlines	PriceFrom $187	Free Cancellation	Rating 7.4 8,904 reviews	Search United Airlines flights
Delta	PriceFrom $242	Free Cancellation	Rating 8.0 7,983 reviews	Search Delta flights
WestJet	PriceFrom $332	Free Cancellation	Rating 7.2 2,980 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.