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Ontario

$97+ Cheap flights from Maryland to Ontario

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YYZ
May 30 — Jun 61
Sat 5/30
Sat 6/6
1 adult, Economy
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Cheap flight deals from Maryland to Ontario

Cheapest flights from Maryland to Ontario
Explore the most affordable flight options available from Maryland to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2026.

This Flightnetwork deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/55:15 pm
IAD
-
YTZ
Nonstop1h 27m
Air Canada
Mon 6/82:55 pm
YTZ
-
IAD
Nonstop1h 17m
Air Canada
Deal found 4/27$187
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/611:30 am
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Mon 6/81:50 pm
YTZ
-
IAD
Nonstop1h 31m
Porter Airlines
Deal found 4/28$188
This Kissandfly.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3011:30 am
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Sun 5/319:15 am
YTZ
-
IAD
Nonstop1h 31m
Porter Airlines
Deal found 4/28$189
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2911:30 am
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Fri 6/59:15 am
YTZ
-
IAD
Nonstop1h 31m
Porter Airlines
Deal found 4/28$191
This Flightnetwork deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/712:45 pm
DCA
-
YTZ
1 stop5h 37m
Air Canada
Wed 6/108:20 am
YTZ
-
DCA
1 stop3h 41m
Air Canada
Deal found 4/29$191
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/214:00 pm
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Tue 6/231:45 pm
YTZ
-
IAD
Nonstop1h 31m
Porter Airlines
Deal found 4/28$192
This Trip.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/54:05 pm
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Sun 6/71:50 pm
YTZ
-
IAD
Nonstop1h 31m
Porter Airlines
Deal found 4/28$193
This Mytrip deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/36:00 am
DCA
-
YTZ
1 stop5h 52m
Air Canada
Fri 6/58:20 am
YTZ
-
DCA
1 stop3h 41m
Air Canada
Deal found 4/28$193
This Mytrip deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/309:45 am
IAD
-
YTZ
1 stop4h 37m
Multiple Airlines
Sun 5/311:50 pm
YTZ
-
IAD
Nonstop1h 31m
Multiple Airlines
Deal found 4/28$194
This Kiwi.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/274:05 pm
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Wed 6/31:50 pm
YTZ
-
IAD
Nonstop1h 31m
Porter Airlines
Deal found 4/28$195
This Flightnetwork deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/75:15 pm
IAD
-
YTZ
Nonstop1h 27m
Air Canada
Wed 6/102:55 pm
YTZ
-
IAD
Nonstop1h 17m
Air Canada
Deal found 4/29$196
This Kiwi.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2611:30 am
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Sat 5/309:15 am
YTZ
-
IAD
Nonstop1h 31m
Porter Airlines
Deal found 4/29$197

Find flight deals from Maryland to Ontario

Keep the following information in mind while searching for Maryland to Ontario flight deals. Data was last updated April 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$187
(Flightnetwork)

One-way from

$97
(FlightHub)

Popular in

November

Cheapest in

June

Average price

$310
Provider with most accurate pricing for Washington, D.C. (WAS)-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Toronto (YTO) flights.
Search Deals
From Maryland to Ontario
Search Deals
One-way flight from Maryland to Ontario
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 30, 2026.
Use the filters below to find and compare flights from Maryland to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Sun 6/21

4:00 pm-5:30 pm

Nonstop1h 30m

Toronto Island

Tue 6/23

1:45 pm-3:16 pm

Nonstop1h 31m

$237

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Fri 5/29

9:39 am-5:21 pm

1 stop7h 42m

Toronto Pearson Intl

Mon 6/1

2:20 pm-10:59 pm

1 stop8h 39m

$260

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Mon 5/25

6:20 am-1:40 pm

1 stop7h 20m

Toronto Pearson Intl

Mon 6/1

7:55 am-4:20 pm

1 stop8h 25m

$260

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 5/14

6:05 am-1:30 pm

1 stop7h 25m

Toronto Pearson Intl

Sun 5/17

5:05 pm-10:54 pm

1 stop5h 49m

$260

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Thu 5/28

6:00 am-1:30 pm

1 stop7h 30m

Toronto Pearson Intl

Fri 5/29

2:20 pm-10:56 pm

1 stop8h 36m

$260

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Fri 5/29

6:00 am-1:30 pm

1 stop7h 30m

Toronto Pearson Intl

Mon 6/1

4:04 pm-10:56 pm

1 stop6h 52m

$260

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Tue 5/26

7:40 pm-11:41 pm

1 stop4h 01m

Toronto Pearson Intl

Tue 6/2

2:20 pm-6:59 pm

1 stop4h 39m

$261

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sat 6/13

2:00 pm-6:15 pm

1 stop4h 15m

Toronto Pearson Intl

Tue 6/16

2:32 pm-6:58 pm

1 stop4h 26m

$261

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sat 6/13

2:00 pm-6:15 pm

1 stop4h 15m

Toronto Pearson Intl

Mon 6/15

2:29 pm-10:59 pm

1 stop8h 30m

$261

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sun 6/21

6:00 am-1:34 pm

1 stop7h 34m

Toronto Pearson Intl

Tue 6/23

2:29 pm-10:59 pm

1 stop8h 30m

$261

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Maryland to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Maryland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Maryland to Ontario

What is the cheapest month to book a flight from Maryland to Region of Ontario?

Currently, June is the cheapest month in which you can book a flight from Maryland to Region of Ontario (average of $99). Flying from Maryland to Region of Ontario in January is currently the most expensive (average of $262). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Maryland to Region of Ontario?

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated April 30, 2026.
Read reviews from past customers who have flown Porter Airlines,Delta, andWestJet from Maryland to Ontario. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
435 reviews

Comfort

8.0

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
435 reviews
Porter Airlines
8.0
Very good
435 reviews

Comfort

8.0

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Delta
7.9
Good
8,465 reviews
Porter Airlines
8.0
Very good
435 reviews

Comfort

8.0

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
WestJet
7.2
Good
3,330 reviews
Porter Airlines
8.0
Very good
435 reviews

Comfort

8.0

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,983 reviews
Porter Airlines
8.0
Very good
435 reviews

Comfort

8.0

Entertainment

7.0

Food

7.6

Boarding

8.2

Overall

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

Related info for your journey

Find useful and relevant information for your journey from Maryland to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Airlines like Porter Airlines, Delta, and United Airlines fly from Maryland to Region of Ontario in about 1h 27m. The time it takes to get you to your destination can typically vary by up to 6h 15m. The distance from Maryland to Region of Ontario is about 339 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Maryland to Ontario that include hotel bookings?

    Yes. In addition to deals on Maryland to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Maryland to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Maryland to Ontario.

  • Can I find deals for business class flights from Maryland to Ontario?

    Yes. Cheapflights offers flight deals from Maryland to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Maryland to Region of Ontario?

    Currently, June is the cheapest month in which you can book a flight from Maryland to Region of Ontario (average of $99). Flying from Maryland to Region of Ontario in January is currently the most expensive (average of $262). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Maryland to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Maryland to Ontario

Discover the top 3 airlines that operate flights from Maryland to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$182Average$359FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$212Average$339FlexibilityNo cancel feeOn-time67%
WestJetCheapest$444Average$650FlexibilityNo cancel feeOn-time60%

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