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

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

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 49% of people opting to fly with this airline when traveling to Region of Ontario. Keep in mind that there are 4 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

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

As of December 2025, there are 452 flights per week flying from Maryland to Region of Ontario. The most common day of the week flights depart is Fri, with 17% 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 December 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.

$48 Cheap Flights from Maryland to Ontario in 2025/26

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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.

6:11 pm - 11:43 am

PHL

YYZ

17h 32m1 stop

12:15 pm - 11:50 pm

YYZ

PHL

35h 35m3 stops

$196Multiple Airlines

Fri, Jan 23 - Sun, Jan 25

1:40 pm - 11:20 pm

PHL

YYZ

9h 40m1 stop

3:40 pm - 11:50 pm

YYZ

PHL

8h 10m1 stop

$197Multiple Airlines

Tue, Jan 20 - Tue, Jan 27

1:00 pm - 11:20 pm

BWI

YYZ

10h 20m1 stop

8:30 pm - 11:59 pm

YYZ

BWI

27h 29m1 stop

$198Multiple Airlines

Wed, Jan 28 - Wed, Feb 4

6:59 am - 8:35 am

DCA

YYZ

1h 36mnonstop

7:10 am - 12:19 pm

YYZ

DCA

5h 09m1 stop

$214Air Canada

Thu, Jan 8 - Sun, Jan 11

11:35 am - 1:09 pm

IAD

YTZ

1h 34mnonstop

8:50 am - 10:22 am

YTZ

IAD

1h 32mnonstop

$214Porter Airlines

Thu, Jan 29 - Sun, Feb 1

6:30 pm - 8:00 pm

IAD

YTZ

1h 30mnonstop

8:50 am - 10:19 am

YTZ

IAD

1h 29mnonstop

$215Porter Airlines

Sun, Jan 4 - Mon, Jan 5

12:55 pm - 7:26 pm

DCA

YYZ

6h 31m1 stop

8:15 am - 12:19 pm

YYZ

DCA

4h 04m1 stop

$216Air Canada

Thu, Jan 8 - Sun, Jan 11

11:35 am - 1:09 pm

IAD

YTZ

1h 34mnonstop

8:50 am - 10:19 am

YTZ

IAD

1h 29mnonstop

$217Porter Airlines

Wed, Jan 14 - Mon, Jan 19

12:55 pm - 6:13 pm

DCA

YTZ

5h 18m1 stop

5:30 pm - 9:56 pm

YTZ

DCA

4h 26m1 stop

$227Air Canada

Thu, Jan 8 - Mon, Jan 12

4:30 pm - 6:03 pm

IAD

YYZ

1h 33mnonstop

6:55 pm - 8:26 pm

YYZ

IAD

1h 31mnonstop

$228Air Canada

Thu, Jan 8 - Sun, Jan 11

American Airlines flights from Maryland to Region of Ontario

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

American Airlines

Jan 8

DCA2:48 pmWashington, D.C. Reagan-National

1h 47m

YYZ4:35 pmToronto Pearson Intl

Jan 12

YYZ10:59 amToronto Pearson Intl

1h 50m

DCA12:49 pmWashington, D.C. Reagan-National

$264

Find similar

American Airlines

Jan 16

DCA6:35 amWashington, D.C. Reagan-National

3h 39m

1 stop

YYZ10:14 amToronto Pearson Intl

Jan 19

YYZ10:59 amToronto Pearson Intl

1h 50m

DCA12:49 pmWashington, D.C. Reagan-National

$274

Find similar

American Airlines

Jan 16

DCA10:12 amWashington, D.C. Reagan-National

1h 47m

YYZ11:59 amToronto Pearson Intl

Jan 19

YYZ5:15 pmToronto Pearson Intl

1h 59m

DCA7:14 pmWashington, D.C. Reagan-National

$275

Find similar

Delta flights from Maryland to Region of Ontario

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

Delta

Jan 29

IAD12:23 pmWashington, D.C. Dulles Intl

5h 00m

1 stop

YYZ5:23 pmToronto Pearson Intl

Feb 2

YYZ6:00 amToronto Pearson Intl

5h 43m

1 stop

IAD11:43 amWashington, D.C. Dulles Intl

$264

Find similar

Delta

Jan 15

DCA8:50 amWashington, D.C. Reagan-National

7h 22m

1 stop

YYZ4:12 pmToronto Pearson Intl

Jan 19

YYZ6:00 amToronto Pearson Intl

4h 28m

1 stop

DCA10:28 amWashington, D.C. Reagan-National

$289

Find similar

Delta

Mar 23

DCA1:45 pmWashington, D.C. Reagan-National

6h 42m

1 stop

YYZ8:27 pmToronto Pearson Intl

Mar 28

YYZ2:27 pmToronto Pearson Intl

4h 14m

1 stop

DCA6:41 pmWashington, D.C. Reagan-National

$290

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaToronto

PHL - YYZ

PHLYYZ

Philadelphia

Fri 1/23

6:11 pm-11:43 am

1 stop17h 32m

Toronto Pearson Intl

Sun 1/25

12:15 pm-11:50 pm

3 stops35h 35m

$196

PhiladelphiaToronto

PHL - YYZ

PHLYYZ

Philadelphia

Tue 1/20

1:40 pm-11:20 pm

1 stop9h 40m

Toronto Pearson Intl

Tue 1/27

3:40 pm-11:50 pm

1 stop8h 10m

$197

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Wed 1/28

1:00 pm-11:20 pm

1 stop10h 20m

Toronto Pearson Intl

Wed 2/4

8:30 pm-11:59 pm

1 stop27h 29m

$198

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 1/8

6:59 am-8:35 am

Nonstop1h 36m

Toronto Pearson Intl

Sun 1/11

7:10 am-12:19 pm

1 stop5h 09m

$214

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 1/29

11:35 am-1:09 pm

Nonstop1h 34m

Toronto Island

Sun 2/1

8:50 am-10:22 am

Nonstop1h 32m

$214

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Sun 1/4

6:30 pm-8:00 pm

Nonstop1h 30m

Toronto Island

Mon 1/5

8:50 am-10:19 am

Nonstop1h 29m

$215

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 1/8

12:55 pm-7:26 pm

1 stop6h 31m

Toronto Pearson Intl

Sun 1/11

8:15 am-12:19 pm

1 stop4h 04m

$216

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Wed 1/14

11:35 am-1:09 pm

Nonstop1h 34m

Toronto Island

Mon 1/19

8:50 am-10:19 am

Nonstop1h 29m

$217

Washington, D.C.Toronto

DCA - YTZ

DCAYTZ

Washington, D.C. Reagan-National

Thu 1/8

12:55 pm-6:13 pm

1 stop5h 18m

Toronto Island

Mon 1/12

5:30 pm-9:56 pm

1 stop4h 26m

$227

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Thu 1/8

4:30 pm-6:03 pm

Nonstop1h 33m

Toronto Pearson Intl

Sun 1/11

6:55 pm-8:26 pm

Nonstop1h 31m

$228

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 September instead. Flights to Region of Ontario in September, while not as cheap as those in June, still average around $262.

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 morning are often more expensive with an average ticket price of $1,422.

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 $335 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 $250 on momondo.

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

There is only 1 cabin class 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.

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

You could potentially save up to 88% 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

Best Price Found	$1,036
Fastest flight time	1h 18m
Direct flights	Every day
Airports in Region of Ontario	123 airports

The best flight deal from Maryland to Region of Ontario found on momondo in the last 72 hours is $1,036

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 December 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 25.00% of all bookings. The subsequent popular models are Boeing 787-9 Dreamliner at 21.43%, Boeing 787 Dreamliner at 14.29%, and Boeing 777 at 10.71%.

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
United Airlines	PriceFrom $187	Free Cancellation	Rating 7.4 9,094 reviews	Search United Airlines flights
Air Canada	PriceFrom $212	Free Cancellation	Rating 7.1 10,522 reviews	Search Air Canada flights
Delta	PriceFrom $255	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
WestJet	PriceFrom $349	Free Cancellation	Rating 7.2 3,201 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.