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Ontario

$58+ 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YYZ
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
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 septiembre 15, 2025.

Round-trip from

$214
(Kiwi.com)

One-way from

$58
(Trip.com)

Popular in

February

Cheapest in

June

Average price

$270
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. 4% potential increase in price ($13 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 September 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 septiembre 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
jue. 10/238:21 pmBWI - YYZ
1 stop17h 44mMultiple Airlines
dom. 10/264:00 pmYYZ - BWI
1 stop6h 36mMultiple Airlines
Deal found 9/14$214
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
vie. 11/72:30 pmBWI - YYZ
1 stop24h 10mMultiple Airlines
lun. 11/104:00 pmYYZ - BWI
1 stop7h 42mMultiple Airlines
Deal found 9/13$225
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/248:21 pmBWI - YYZ
1 stop17h 44mMultiple Airlines
lun. 10/274:00 pmYYZ - BWI
1 stop6h 36mMultiple Airlines
Deal found 9/14$228
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
jue. 11/66:50 pmBWI - YYZ
1 stop26h 17mMultiple Airlines
lun. 11/104:00 pmYYZ - BWI
1 stop7h 42mMultiple Airlines
Deal found 9/14$232
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
jue. 10/235:37 pmBWI - YYZ
1 stop27h 30mMultiple Airlines
dom. 11/28:00 pmYYZ - BWI
1 stop12h 34mMultiple Airlines
Deal found 9/13$234
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
vie. 11/72:30 pmBWI - YYZ
1 stop24h 10mMultiple Airlines
mié. 11/125:15 pmYYZ - BWI
1 stop15h 19mMultiple Airlines
Deal found 9/13$236
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/248:21 pmBWI - YYZ
1 stop17h 44mMultiple Airlines
dom. 10/264:00 pmYYZ - BWI
1 stop6h 36mMultiple Airlines
Deal found 9/14$237
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
vie. 11/79:37 pmBWI - YYZ
1 stop16h 43mMultiple Airlines
dom. 11/164:00 pmYYZ - BWI
1 stop7h 42mMultiple Airlines
Deal found 9/14$238
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/79:37 pmBWI - YYZ
1 stop16h 43mMultiple Airlines
mar. 11/117:15 amYYZ - BWI
1 stop13h 17mMultiple Airlines
Deal found 9/14$239
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/85:10 amBWI - YYZ
1 stop9h 30mMultiple Airlines
mar. 11/115:15 pmYYZ - BWI
1 stop15h 35mMultiple Airlines
Deal found 9/12$241
This Kiwi.com deal was found by Cheapflights users on 9/13. 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. 10/114:12 pmBWI - YTZ
1 stop20h 05mMultiple Airlines
mié. 10/1512:00 pmYTZ - BWI
2 stops23h 01mMultiple Airlines
Deal found 9/13$279
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
vie. 10/38:21 amBWI - YOW
2 stops16h 01mMultiple Airlines
lun. 10/64:25 pmYOW - BWI
1 stop17h 55mMultiple Airlines
Deal found 9/14$294

Cheapflights Fare Finder

 
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 septiembre 15, 2025.
Use the filters below to find and compare flights from Baltimore to Ontario that are best for you.

Fly from

Baltimore

Fly to

Ontario

Route

Depart

Return

Price

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

sáb. 11/8

5:10 am-2:40 pm

1 stop9h 30m

Toronto Pearson Intl

mar. 11/11

5:15 pm-8:50 am

1 stop15h 35m

$241

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

dom. 9/28

9:27 pm-10:40 pm

1 stop25h 13m

Toronto Pearson Intl

jue. 10/2

6:30 am-9:20 pm

1 stop14h 50m

$258

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

lun. 10/20

8:21 pm-2:05 pm

1 stop17h 44m

Toronto Pearson Intl

mar. 10/28

9:35 am-11:32 pm

1 stop13h 57m

$283

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

mar. 9/30

1:17 pm-11:41 pm

1 stop10h 24m

Toronto Pearson Intl

sáb. 10/4

4:00 pm-9:23 am

1 stop17h 23m

$283

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

sáb. 10/4

4:20 pm-11:41 pm

1 stop7h 21m

Toronto Pearson Intl

mar. 10/7

7:15 am-5:07 pm

2 stops9h 52m

$304

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

mié. 10/29

8:00 am-5:13 pm

1 stop9h 13m

Ottawa

mié. 11/5

9:30 am-8:34 am

1 stop23h 04m

$309

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

vie. 9/26

8:52 pm-2:05 pm

2 stops17h 13m

Toronto Pearson Intl

lun. 9/29

10:25 pm-7:01 am

2 stops32h 36m

$314

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

mar. 10/14

5:20 pm-5:20 pm

1 stop24h 00m

Ottawa

mar. 10/21

3:50 pm-11:01 am

1 stop19h 11m

$315

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

vie. 10/24

5:37 pm-2:05 pm

2 stops20h 28m

Toronto Pearson Intl

dom. 10/26

8:00 am-6:35 am

3 stops22h 35m

$321

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

vie. 10/3

6:50 am-5:20 pm

1 stop10h 30m

Ottawa

lun. 10/6

4:25 pm-10:20 am

1 stop17h 55m

$330

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 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.

Cheapflights Insights

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

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 August is currently the most expensive (average of $348). 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 septiembre 15, 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.

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 septiembre 15, 2025.
Read reviews from past customers who have flown Delta, Porter Airlines, and United Airlines from Baltimore to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Porter Airlines
7.9
Good
363 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
3,091 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
10,000 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    Departing from Baltimore to Region of Ontario will take you 24h 54m. There are 354 mi between Baltimore and Region of Ontario.

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

    Most travelers choose Baltimore/Washington - Toronto Pearson Intl, Baltimore/Washington - Montreal Pierre Elliott Trudeau 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 - Toronto Pearson Intl) is currently priced at $214.

  • 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 August is currently the most expensive (average of $348). 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 septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$108Average$266FlexibilityNo cancel feeOn-time52%
United AirlinesCheapest$187Average$323FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$212Average$311FlexibilityNo cancel feeOn-time67%
DeltaCheapest$242Average$316FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$349Average$471FlexibilityNo cancel feeOn-time60%

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