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$45+ Cheap flights from Baltimore (BWI) 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 3/26. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YYZ
févr. 25 — mars 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from Baltimore to Ontario

Keep the following information in mind while searching for Baltimore to Ontario flight deals. Data was last updated février 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$181
(Mytrip)

One-way from

$45
(Trip.com)

Popular in

August

Cheapest in

April

Average price

$318
Provider with most accurate pricing for Washington, D.C. (WAS)-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Toronto (YTO) flights.
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From Baltimore/Washington to Ontario
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One-way flight from Baltimore/Washington to Ontario
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Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Baltimore to Ontario

Cheapest flights from Baltimore to Ontario
Explore the most affordable flight options available from Baltimore to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on février 20, 2025.

This Mytrip deal was found by Cheapflights users on 2/19. 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.
mar. 3/116:50 amBWI - YYZ
1 stop17h 05mMultiple Airlines
ven. 3/142:55 pmYYZ - BWI
1 stop18h 20mMultiple Airlines
Deal found 2/19$181
This Mytrip deal was found by Cheapflights users on 2/20. 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.
mar. 3/45:41 pmBWI - YUL
2 stops23h 04mMultiple Airlines
mar. 3/186:35 pmYUL - BWI
1 stop14h 40mMultiple Airlines
Deal found 2/20$226
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/1510:19 amBWI - YYZ
1 stop6h 40mDelta
mar. 4/226:08 pmYYZ - BWI
1 stop5h 13mDelta
Deal found 2/20$254
This Mytrip deal was found by Cheapflights users on 2/20. 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.
mar. 3/186:00 amBWI - YTZ
1 stop14h 34mMultiple Airlines
jeu. 3/201:45 pmYTZ - BWI
1 stop10h 13mMultiple Airlines
Deal found 2/20$260
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/184:45 pmBWI - YUL
1 stop7h 14mDelta
mer. 3/267:05 amYUL - BWI
1 stop4h 28mDelta
Deal found 2/20$291
This WestJet deal was found by Cheapflights users on 2/20. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/86:00 amBWI - YYZ
1 stop5h 06mWestJet
mar. 4/82:45 pmYYZ - BWI
1 stop9h 10mWestJet
Deal found 2/20$306
This Mytrip deal was found by Cheapflights users on 2/20. 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.
jeu. 3/136:00 amBWI - YOW
3 stops33h 01mMultiple Airlines
lun. 3/174:20 pmYOW - BWI
1 stop28h 36mMultiple Airlines
Deal found 2/20$344
This Justfly.com deal was found by Cheapflights users on 2/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 3/146:00 amBWI - YUL
1 stop17h 39mWestJet
mar. 3/184:50 pmYUL - BWI
1 stop6h 25mWestJet
Deal found 2/19$355
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
dim. 4/69:56 pmBWI - YXU
1 stop13h 24mMultiple Airlines
dim. 4/138:00 pmYXU - BWI
2 stops28h 15mMultiple Airlines
Deal found 2/20$409
This Mytrip deal was found by Cheapflights users on 2/19. 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.
sam. 4/57:51 pmBWI - YAM
2 stops18h 08mMultiple Airlines
sam. 4/126:30 amYAM - BWI
3 stops42h 26mMultiple Airlines
Deal found 2/19$552
This WestJet deal was found by Cheapflights users on 2/20. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/272:10 pmBWI - YOW
2 stops15h 20mWestJet
jeu. 5/295:55 amYOW - BWI
2 stops29h 46mWestJet
Deal found 2/20$811
This United Airlines deal was found by Cheapflights users on 2/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 3/2110:51 amBWI - YXU
2 stops9h 29mUnited Airlines
mar. 3/259:55 amYXU - BWI
2 stops11h 26mUnited Airlines
Deal found 2/19$831

Find flights from Baltimore to Ontario within your budget

Customize your flight search to find flights from Baltimore 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 février 20, 2025.

Fly from

Baltimore

Fly to

Ontario

Route

Depart

Return

Price

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

mar. 3/11

6:50 am-11:55 pm

1 stop17h 05m

Toronto Pearson Intl

ven. 3/14

2:55 pm-9:15 am

1 stop18h 20m

$181

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

mar. 3/4

5:41 pm-4:45 pm

2 stops23h 04m

Montreal Pierre Elliott Trudeau Intl

mar. 3/18

6:35 pm-9:15 am

1 stop14h 40m

$226

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

mar. 4/15

10:19 am-4:59 pm

1 stop6h 40m

Toronto Pearson Intl

mar. 4/22

6:08 pm-11:21 pm

1 stop5h 13m

$254

BaltimoreToronto

BWI - YTZ

BWIYTZ

Baltimore/Washington

mar. 3/18

6:00 am-8:34 pm

1 stop14h 34m

Toronto Island

jeu. 3/20

1:45 pm-11:58 pm

1 stop10h 13m

$260

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

mar. 3/18

4:45 pm-11:59 pm

1 stop7h 14m

Montreal Pierre Elliott Trudeau Intl

mer. 3/26

7:05 am-11:33 am

1 stop4h 28m

$291

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

mar. 4/8

6:00 am-11:06 am

1 stop5h 06m

Toronto Pearson Intl

mar. 4/8

2:45 pm-11:55 pm

1 stop9h 10m

$306

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

jeu. 3/13

6:00 am-3:01 pm

3 stops33h 01m

Ottawa

lun. 3/17

4:20 pm-8:56 pm

1 stop28h 36m

$344

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

ven. 3/14

6:00 am-11:39 pm

1 stop17h 39m

Montreal Pierre Elliott Trudeau Intl

mar. 3/18

4:50 pm-11:15 pm

1 stop6h 25m

$355

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

dim. 4/6

9:56 pm-11:20 am

1 stop13h 24m

London

dim. 4/13

8:00 pm-12:15 am

2 stops28h 15m

$409

BaltimoreSault Ste Marie

BWI - YAM

BWIYAM

Baltimore/Washington

sam. 4/5

7:51 pm-1:59 pm

2 stops18h 08m

Sault Ste Marie

sam. 4/12

6:30 am-12:56 am

3 stops42h 26m

$552

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 26 results
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Best time to book a flight from Baltimore to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Baltimore 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 Baltimore to Ontario

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

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

Currently, January is the cheapest month in which you can book a flight from Baltimore to Region of Ontario (average of $243). Flying from Baltimore to Region of Ontario in July is currently the most expensive (average of $359). 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 BWI to ON?

Find hourly flight availability from Baltimore 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 février 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Baltimore to Region of Ontario as you normally would.

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 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Region of Ontario when rainfall is around 2.0 in.

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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

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 février 20, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from Baltimore to Ontario by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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

Delta
8.0
Very good
8,220 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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

United Airlines
7.4
Good
8,766 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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

WestJet
7.2
Good
2,801 reviews
Delta
8.0
Very good
8,220 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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 Baltimore to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Baltimore to Ontario?

    Baltimore/Washington (BWI) is the airport you will fly out of if you book a flight from Baltimore to Ontario. It is only a 8.5 mi journey to Baltimore/Washington (BWI) from Baltimore’s city center.

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $117. WestJet flights start at $145 while deals on United Airlines start at $362 one-way.

  • What are the most popular routes from Baltimore to Region of Ontario?

    Most travelers choose Baltimore/Washington - Montreal Pierre Elliott Trudeau Intl, Baltimore/Washington - Toronto Pearson Intl or Baltimore/Washington - Toronto Island when deciding on the best route from Baltimore to Region of Ontario.

  • What are the cheapest flights from Baltimore to Region of Ontario?

    On average you can expect to pay $1,406 for a flight from Baltimore to Region of Ontario. The cheapest flight overall is $872 while the most popular route, (Baltimore/Washington - Montreal Pierre Elliott Trudeau Intl) is currently priced at $223.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Baltimore 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 Baltimore to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Baltimore to Region of Ontario (average of $243). Flying from Baltimore to Region of Ontario in July is currently the most expensive (average of $359). 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 Baltimore to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Baltimore to Ontario

Discover the top 5 airlines that operate flights from Baltimore 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 février 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$182Average$355FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$198Average$266FlexibilityNo cancel feeOn-time52%
DeltaCheapest$242Average$457FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$295Average$624FlexibilityNo cancel feeOn-time69%
WestJetCheapest$330Average$432FlexibilityNo cancel feeOn-time60%
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