Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Maryland to Ontario from C$ 128

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YYZ
26 Jan — 2 Feb1
1 adult

Cheap flight deals from Maryland to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Maryland (USMD) to Ontario (CAON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 21 January 2025.

Round-trip from

C$ 240

One-way from

C$ 128
Porter Airlines
  • Porter Airlines
  • 4/3-5/3
  • Nonstop
  • 2h 59m total
  • Maryland to Ontario
5/2
  • 5/2
  • 1 total stop
  • 8h 47m total
  • Maryland to Ontario

Find 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 21 January 2025.

Tue 4/37:00 a.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Wed 5/38:55 p.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 21/1C$ 240
Fri 28/22:10 p.m.IAD - YTZ
Nonstop1h 30mMultiple Airlines
Sun 2/38:55 p.m.YTZ - IAD
Nonstop1h 29mMultiple Airlines
Deal found 20/1C$ 278
Tue 4/33:55 p.m.IAD - YTZ
1 stop5h 55mAir Canada
Tue 11/38:50 a.m.YTZ - IAD
2 stops6h 23mAir Canada
Deal found 21/1C$ 308
Tue 18/28:40 p.m.DCA - YYZ
Nonstop1h 35mAir Canada
Tue 25/29:00 p.m.YYZ - DCA
Nonstop1h 37mAir Canada
Deal found 20/1C$ 309
Tue 18/212:40 p.m.IAD - YYZ
Nonstop1h 38mAir Canada
Tue 25/27:40 p.m.YYZ - IAD
Nonstop1h 43mAir Canada
Deal found 20/1C$ 309
Fri 28/37:00 a.m.IAD - YTZ
Nonstop1h 30mAir Transat
Tue 1/48:55 p.m.YTZ - IAD
Nonstop1h 29mAir Transat
Deal found 21/1C$ 312
Wed 19/210:04 a.m.DCA - YYZ
Nonstop1h 46mAmerican Airlines
Wed 26/25:29 p.m.YYZ - DCA
Nonstop1h 40mAmerican Airlines
Deal found 20/1C$ 334
Wed 5/37:00 a.m.IAD - YUL
1 stop4h 15mPorter Airlines
Wed 5/34:00 p.m.YUL - IAD
1 stop6h 24mPorter Airlines
Deal found 21/1C$ 337
Fri 7/26:20 a.m.BWI - YYZ
1 stop17h 35mMultiple Airlines
Sun 9/22:55 p.m.YYZ - BWI
1 stop9h 04mMultiple Airlines
Deal found 20/1C$ 341
Fri 7/36:00 a.m.DCA - YYZ
1 stop7h 26mDelta
Mon 10/36:49 p.m.YYZ - DCA
1 stop4h 27mDelta
Deal found 21/1C$ 345
Tue 25/35:22 p.m.IAD - YYZ
1 stop5h 16mDelta
Fri 28/36:00 a.m.YYZ - IAD
1 stop7h 10mDelta
Deal found 21/1C$ 358
Tue 18/22:10 p.m.IAD - YOW
1 stop6h 24mPorter Airlines
Sat 22/29:20 a.m.YOW - IAD
1 stop3h 29mPorter Airlines
Deal found 21/1C$ 366

Find flights from Maryland to Ontario within your budget

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 629,999 searches. Data last updated 21 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Tue 4/3

7:00 a.m.-8:30 a.m.

Nonstop1h 30m

Toronto Island

Wed 5/3

8:55 p.m.-10:24 p.m.

Nonstop1h 29m

C$ 240

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Wed 12/3

7:00 a.m.-8:30 a.m.

Nonstop1h 30m

Toronto Island

Thu 13/3

8:50 a.m.-3:13 p.m.

2 stops6h 23m

C$ 263

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Tue 18/2

8:40 p.m.-10:15 p.m.

Nonstop1h 35m

Toronto Pearson Intl

Tue 25/2

9:00 p.m.-10:37 p.m.

Nonstop1h 37m

C$ 309

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Tue 18/2

10:10 p.m.-11:46 p.m.

Nonstop1h 36m

Toronto Pearson Intl

Tue 25/2

8:10 a.m.-9:46 a.m.

Nonstop1h 36m

C$ 309

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Fri 28/3

7:00 a.m.-8:30 a.m.

Nonstop1h 30m

Toronto Island

Tue 1/4

8:55 p.m.-10:24 p.m.

Nonstop1h 29m

C$ 312

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Sat 1/3

3:55 p.m.-9:50 p.m.

1 stop5h 55m

Toronto Island

Tue 4/3

10:20 a.m.-3:58 p.m.

1 stop5h 38m

C$ 317

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Wed 19/2

10:04 a.m.-11:50 a.m.

Nonstop1h 46m

Toronto Pearson Intl

Wed 26/2

5:29 p.m.-7:09 p.m.

Nonstop1h 40m

C$ 334

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 5/3

7:00 a.m.-11:15 a.m.

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Wed 5/3

4:00 p.m.-10:24 p.m.

1 stop6h 24m

C$ 337

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Fri 7/2

6:20 a.m.-11:55 p.m.

1 stop17h 35m

Toronto Pearson Intl

Sun 9/2

2:55 p.m.-11:59 p.m.

1 stop9h 04m

C$ 341

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Fri 7/3

6:00 a.m.-1:26 p.m.

1 stop7h 26m

Toronto Pearson Intl

Mon 10/3

6:49 p.m.-11:16 p.m.

1 stop4h 27m

C$ 345

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/1

Showing 1-10 of 60 results
1
2
3
...
6

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.

Travel insights for flights from Maryland to Ontario

Get recent, data-driven insights about flights from Maryland to Ontario including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Maryland to Region of Ontario (average of C$ 168). Flying from Maryland to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.

What is the cheapest time of day to fly from MD to ON?

Find hourly flight availability from Maryland to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 January 2025.

When flying from Maryland to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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 21 January 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and WestJet from Maryland to Ontario to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
8,521 reviews

Food

7.3

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good
8,521 reviews
8.0
Very good
8,521 reviews

Food

7.3

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.9
Good
277 reviews
8.0
Very good
8,521 reviews

Food

7.3

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.8
Good
1,341 reviews
8.0
Very good
8,521 reviews

Food

7.3

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.8
Good
381 reviews
8.0
Very good
8,521 reviews

Food

7.3

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.4
Good
8,984 reviews
8.0
Very good
8,521 reviews

Food

7.3

Comfort

8.0

Crew

8.6

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.
  • What are the cheapest airlines to fly from Maryland to Region of Ontario one-way?

    One-way options have recently been found by users for as low as C$ 153 on Porter Airlines. Other airlines that offer cheap prices include Air Canada from C$ 154 and American Airlines from C$ 155 one-way.

  • 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, January is the cheapest month in which you can book a flight from Maryland to Region of Ontario (average of C$ 168). Flying from Maryland to Region of Ontario in July is currently the most expensive (average of C$ 258). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Maryland to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Maryland to Ontario

Discover the top airline 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 629,999 searches. Data last updated 21 January 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 492AverageC$ 641FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Maryland to Ontario?

Cheapflights makes it easy to find Maryland to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Maryland to Ontario?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Maryland to Ontario for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Maryland to Ontario with no change fees?

Need flexible booking options for your flight to Ontario from Maryland? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Maryland to Ontario become cheaper?

Not ready to book yet? You can track prices for flights from Maryland to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.