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Cheap flights from Baltimore to Ontario from C$ 119

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YYZ
11 Oct — 18 Oct1
1 adult
1 adult, Economy

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 11 September 2025.

Round-trip from

C$ 281

One-way from

C$ 119

Popular in

August

Cheapest in

June

Average price

C$ 385
31/10-3/11
  • 31/10-3/11
  • 2 total stops
  • 23h 45m total
  • Baltimore to Ontario
Search Deals
22/9
  • 22/9
  • 1 total stop
  • 18h 16m total
  • Baltimore to Ontario
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 11 potential savings vs. average RT price).
Search Deals
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 11 September 2025.

Fri 31/109:11 p.m.BWI - YYZ
1 stop17h 09mMultiple Airlines
Mon 3/114:00 p.m.YYZ - BWI
1 stop6h 36mMultiple Airlines
Deal found 9/9C$ 281
Tue 21/1011:19 a.m.BWI - YYZ
1 stop11h 21mMultiple Airlines
Fri 31/105:15 p.m.YYZ - BWI
1 stop16h 06mMultiple Airlines
Deal found 9/9C$ 295
Sat 11/108:17 p.m.BWI - YYZ
1 stop17h 48mMultiple Airlines
Wed 15/106:30 a.m.YYZ - BWI
1 stop8h 18mMultiple Airlines
Deal found 9/9C$ 298
Fri 26/97:49 p.m.BWI - YYZ
1 stop18h 16mMultiple Airlines
Tue 30/99:50 a.m.YYZ - BWI
1 stop29h 39mMultiple Airlines
Deal found 9/9C$ 306
Sun 26/105:37 p.m.BWI - YYZ
1 stop27h 30mMultiple Airlines
Thu 30/105:15 p.m.YYZ - BWI
1 stop15h 19mMultiple Airlines
Deal found 9/9C$ 316
Wed 1/107:49 p.m.BWI - YYZ
1 stop18h 16mMultiple Airlines
Mon 6/101:30 p.m.YYZ - BWI
1 stop21h 31mMultiple Airlines
Deal found 10/9C$ 327
Sat 6/123:31 p.m.BWI - YYZ
1 stop8h 40mMultiple Airlines
Wed 10/125:15 p.m.YYZ - BWI
1 stop16h 39mMultiple Airlines
Deal found 9/9C$ 330
Fri 31/106:56 a.m.BWI - YYZ
1 stop7h 44mMultiple Airlines
Sun 2/114:00 p.m.YYZ - BWI
1 stop6h 36mMultiple Airlines
Deal found 10/9C$ 331
Tue 21/1011:19 a.m.BWI - YYZ
1 stop11h 21mMultiple Airlines
Wed 29/105:15 p.m.YYZ - BWI
1 stop15h 19mMultiple Airlines
Deal found 10/9C$ 333
Fri 3/104:09 p.m.BWI - YYZ
1 stop21h 43mMultiple Airlines
Sun 5/108:00 p.m.YYZ - BWI
1 stop24h 46mMultiple Airlines
Deal found 9/9C$ 334
Thu 2/109:37 p.m.BWI - YOW
1 stop19h 20mMultiple Airlines
Tue 7/103:50 p.m.YOW - BWI
1 stop22h 58mMultiple Airlines
Deal found 9/9C$ 359
Tue 7/1011:19 a.m.BWI - YOW
1 stop29h 38mMultiple Airlines
Fri 17/103:50 p.m.YOW - BWI
1 stop17h 44mMultiple Airlines
Deal found 9/9C$ 360

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 629,999 searches. Data last updated 11 September 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

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Thu 2/10

9:37 p.m.-4:57 p.m.

1 stop19h 20m

Ottawa

Tue 7/10

3:50 p.m.-2:48 p.m.

1 stop22h 58m

C$ 359

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Thu 2/10

9:37 p.m.-4:57 p.m.

1 stop19h 20m

Ottawa

Mon 6/10

3:50 p.m.-11:01 a.m.

1 stop19h 11m

C$ 388

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Fri 26/9

7:49 p.m.-2:05 p.m.

1 stop18h 16m

Toronto Pearson Intl

Mon 29/9

9:35 a.m.-11:01 a.m.

1 stop25h 26m

C$ 392

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Wed 1/10

4:24 p.m.-4:57 p.m.

1 stop24h 33m

Ottawa

Mon 6/10

3:50 p.m.-11:01 a.m.

1 stop19h 11m

C$ 406

BaltimoreToronto

BWI - YTZ

BWIYTZ

Baltimore/Washington

Sun 9/11

9:21 a.m.-6:57 p.m.

1 stop9h 36m

Toronto Island

Thu 13/11

2:30 p.m.-10:54 p.m.

1 stop8h 24m

C$ 416

BaltimoreToronto

BWI - YTZ

BWIYTZ

Baltimore/Washington

Sat 25/10

4:12 p.m.-1:42 p.m.

1 stop21h 30m

Toronto Island

Sat 1/11

7:00 a.m.-8:05 p.m.

2 stops13h 05m

C$ 428

BaltimoreToronto

BWI - YTZ

BWIYTZ

Baltimore/Washington

Fri 14/11

7:25 p.m.-3:27 p.m.

1 stop20h 02m

Toronto Island

Mon 17/11

9:15 a.m.-6:35 p.m.

1 stop9h 20m

C$ 430

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Thu 23/10

11:31 a.m.-10:40 p.m.

1 stop11h 09m

Toronto Pearson Intl

Fri 31/10

7:15 a.m.-8:16 p.m.

1 stop13h 01m

C$ 431

BaltimoreToronto

BWI - YTZ

BWIYTZ

Baltimore/Washington

Wed 15/10

4:00 p.m.-12:17 p.m.

2 stops20h 17m

Toronto Island

Fri 17/10

7:50 a.m.-7:08 p.m.

1 stop11h 18m

C$ 434

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Thu 2/10

9:38 a.m.-12:22 a.m.

2 stops14h 44m

Ottawa

Sun 12/10

3:50 p.m.-11:54 a.m.

1 stop20h 04m

C$ 437

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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 C$ 168). Flying from Baltimore 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.

How much does it cost to fly round-trip from Baltimore 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 11 September 2025.
Read through reviews of airlines operating flights from Baltimore to Ontario, such as WestJet. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,091 reviews
Check prices

Entertainment

6.1

Food

6.2

Boarding

7.4

Comfort

7.1

Overall

7.2

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.
WestJet
7.2
Good
3,091 reviews
WestJet
7.2
Good
3,091 reviews
Check prices

Entertainment

6.1

Food

6.2

Boarding

7.4

Comfort

7.1

Overall

7.2

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.

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?

    If you book a flight to Ontario from Baltimore, you will be flying from Baltimore/Washington, which is the city’s only airport. Baltimore/Washington (BWI) is located 13.7 km from the centre of Baltimore.

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

    For as low as C$ 560, Sun Country Air can have you in Region of Ontario from Baltimore in 24h 21m. The distance between Baltimore and Region of Ontario is about 739 km.

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

    While some choose either Baltimore/Washington - Montreal Pierre Elliott Trudeau Intl or Baltimore/Washington - Toronto Island, Baltimore/Washington - Toronto Pearson Intl is the most popular route from Baltimore to Region of Ontario.

  • 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 C$ 168). Flying from Baltimore 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

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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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Dulles Intl to Victoria flights
Philadelphia to Edmonton flights
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Reagan-National to Edmonton flights
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Top airline flying from Baltimore to Ontario

Discover the top airline 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 629,999 searches. Data last updated 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 472AverageC$ 623FlexibilityNo 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 Baltimore to Ontario?

Deals for Baltimore to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Baltimore to Ontario.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Baltimore to Ontario flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ontario from Baltimore today and book when prices fit your budget.

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