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Ontario

$48+ 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YYZ
ene. 14 — ene. 211
mié. 1/14
mié. 1/21
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 diciembre 15, 2025.

This Trip.com deal was found by Cheapflights users on 12/12. 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.
mié. 12/3111:40 amIAD - YTZ
Nonstop1h 30mPorter Airlines
mié. 1/148:50 amYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 12/12$232
This FlightHub deal was found by Cheapflights users on 12/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/3011:40 amIAD - YTZ
Nonstop1h 30mPorter Airlines
lun. 1/58:50 amYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 12/13$236
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
sáb. 12/2711:40 amIAD - YTZ
Nonstop1h 30mMultiple Airlines
sáb. 1/177:00 amYTZ - IAD
2 stops13h 18mMultiple Airlines
Deal found 12/13$253
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
sáb. 12/2711:40 amIAD - YTZ
Nonstop1h 30mPorter Airlines
mar. 12/308:55 amYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 12/13$276
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
sáb. 12/276:30 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
mié. 12/318:55 amYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 12/13$278
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
sáb. 12/2711:40 amIAD - YUL
1 stop3h 40mPorter Airlines
mar. 12/306:45 amYUL - IAD
1 stop3h 39mPorter Airlines
Deal found 12/13$279
This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
mar. 12/306:30 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
mié. 12/318:55 amYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 12/14$279
This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
mar. 12/306:30 pmIAD - YUL
1 stop4h 15mPorter Airlines
mié. 12/316:45 amYUL - IAD
1 stop3h 39mPorter Airlines
Deal found 12/14$285
This Air Canada deal was found by Cheapflights users on 12/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/319:00 amIAD - YYZ
Nonstop1h 29mAir Canada
mié. 1/142:15 pmYYZ - IAD
Nonstop1h 31mAir Canada
Deal found 12/12$286
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
sáb. 12/276:30 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
lun. 12/298:55 amYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 12/13$310
This Air Canada deal was found by Cheapflights users on 12/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/295:10 pmIAD - YYZ
1 stop4h 35mAir Canada
lun. 1/56:55 pmYYZ - IAD
Nonstop1h 34mAir Canada
Deal found 12/15$311
This Air Canada deal was found by Cheapflights users on 12/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/309:40 amDCA - YYZ
Nonstop1h 37mAir Canada
mié. 1/149:00 pmYYZ - DCA
Nonstop1h 35mAir Canada
Deal found 12/15$316

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 diciembre 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$178
(Mytrip)

One-way from

$48
(Kiwi.com)

Popular in

November

Cheapest in

June

Average price

$298

Good round-trip deal

$1,036 or less
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. 7% potential increase in price ($23 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 December 2025
Search Deals
Price to beat on a round-trip flight from Maryland to Ontario.
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 diciembre 15, 2025.
Use the filters below to find and compare flights from Maryland to Ontario that are best for you.

Fly from

Maryland

Fly to

Ontario

Route

Depart

Return

Price

PhiladelphiaToronto

PHL - YYZ

PHLYYZ

Philadelphia

mié. 1/28

1:40 pm-11:20 pm

1 stop9h 40m

Toronto Pearson Intl

mié. 2/4

8:30 pm-8:47 am

1 stop12h 17m

$202

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

mié. 4/8

11:40 am-1:10 pm

Nonstop1h 30m

Toronto Island

sáb. 4/11

11:00 am-12:29 pm

Nonstop1h 29m

$214

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

dom. 1/4

6:30 pm-8:00 pm

Nonstop1h 30m

Toronto Island

jue. 1/8

8:50 am-10:19 am

Nonstop1h 29m

$215

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

dom. 1/4

6:30 pm-8:00 pm

Nonstop1h 30m

Toronto Island

lun. 1/5

8:50 am-10:19 am

Nonstop1h 29m

$215

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

mié. 1/14

11:35 am-1:09 pm

Nonstop1h 34m

Toronto Island

lun. 1/19

8:50 am-10:19 am

Nonstop1h 29m

$217

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

lun. 1/26

11:35 am-1:09 pm

Nonstop1h 34m

Toronto Island

jue. 1/29

8:50 am-10:19 am

Nonstop1h 29m

$218

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

lun. 3/23

11:40 am-1:10 pm

Nonstop1h 30m

Toronto Island

lun. 3/30

8:55 am-10:24 am

Nonstop1h 29m

$219

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

jue. 1/22

11:35 am-1:09 pm

Nonstop1h 34m

Toronto Island

dom. 1/25

8:50 am-10:19 am

Nonstop1h 29m

$222

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

mié. 3/25

11:40 am-1:10 pm

Nonstop1h 30m

Toronto Island

lun. 3/30

8:55 am-10:24 am

Nonstop1h 29m

$223

Washington, D.C.Toronto

DCA - YTZ

DCAYTZ

Washington, D.C. Reagan-National

jue. 1/8

12:55 pm-6:13 pm

1 stop5h 18m

Toronto Island

lun. 1/12

5:30 pm-9:56 pm

1 stop4h 26m

$227

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 60 results
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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 $110). Flying from Maryland to Region of Ontario in September is currently the most expensive (average of $343). 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 diciembre 15, 2025.

When flying from Maryland to Region of Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 64% versus a flight in the evening.

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 diciembre 15, 2025.
Read reviews from past customers who have flown Porter Airlines, Delta, and United Airlines 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
399 reviews

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

7.9

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
399 reviews
Porter Airlines
8.0
Very good
399 reviews

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

7.9

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Delta
7.9
Good
8,008 reviews
Porter Airlines
8.0
Very good
399 reviews

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

7.9

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,092 reviews
Porter Airlines
8.0
Very good
399 reviews

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

7.9

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
WestJet
7.2
Good
3,202 reviews
Porter Airlines
8.0
Very good
399 reviews

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

7.9

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,525 reviews
Porter Airlines
8.0
Very good
399 reviews

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.0

Comfort

7.9

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

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, Air Canada, and American Airlines fly from Maryland to Region of Ontario in about 1h 30m. The time it takes to get you to your destination can typically vary by up to 3h 48m. 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 $110). Flying from Maryland to Region of Ontario in September is currently the most expensive (average of $343). 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 4 airlines flying from Maryland to Ontario

Discover the top 4 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 diciembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$187Average$323FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$212Average$311FlexibilityNo cancel feeOn-time67%
DeltaCheapest$255Average$336FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$349Average$496FlexibilityNo cancel feeOn-time60%

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