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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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YYZ
30 Mar — 6 Apr1
1 adult

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 25 March 2025.

Round-trip from

C$ 284

One-way from

C$ 119

Popular in

August

Cheapest in

April

Average price

C$ 466
8/4-14/4
  • 8/4-14/4
  • 2 total stops
  • 57h 34m total
  • Baltimore to Ontario
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7/4
  • 7/4
  • 1 total stop
  • 28h 17m total
  • Baltimore to Ontario
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 8 potential savings vs. average RT price).
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Average for round-trip flights in March 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 25 March 2025.

Tue 8/49:20 p.m.BWI - YYZ
1 stop14h 25mMultiple Airlines
Sun 13/48:15 p.m.YYZ - BWI
1 stop21h 18mMultiple Airlines
Deal found 24/3C$ 298
Thu 3/48:27 p.m.BWI - YUL
1 stop18h 28mMultiple Airlines
Tue 8/43:55 p.m.YUL - BWI
1 stop8h 29mMultiple Airlines
Deal found 24/3C$ 371
Wed 23/44:45 p.m.BWI - YYZ
1 stop7h 11mDelta
Mon 28/43:59 p.m.YYZ - BWI
2 stops8h 42mDelta
Deal found 24/3C$ 394
Sat 19/46:30 a.m.BWI - YUL
1 stop7h 26mDelta
Wed 23/47:10 a.m.YUL - BWI
1 stop4h 42mDelta
Deal found 24/3C$ 408
Fri 11/45:45 a.m.BWI - YTZ
1 stop27h 19mMultiple Airlines
Mon 14/41:05 p.m.YTZ - BWI
3 stops19h 54mMultiple Airlines
Deal found 24/3C$ 423
Mon 14/45:45 a.m.BWI - YOW
2 stops42h 32mMultiple Airlines
Mon 21/44:25 p.m.YOW - BWI
2 stops16h 34mMultiple Airlines
Deal found 23/3C$ 480
Fri 27/65:40 a.m.BWI - YYZ
1 stop4h 45mWestJet
Sat 5/712:14 p.m.YYZ - BWI
1 stop10h 47mWestJet
Deal found 24/3C$ 483
Tue 22/412:47 p.m.BWI - YUL
1 stop10h 41mWestJet
Tue 29/47:10 a.m.YUL - BWI
1 stop4h 42mWestJet
Deal found 24/3C$ 487
Wed 9/46:00 a.m.BWI - YOW
2 stops18h 09mWestJet
Wed 16/45:55 a.m.YOW - BWI
2 stops14h 05mWestJet
Deal found 24/3C$ 1,195
Thu 19/69:17 a.m.BWI - YOW
2 stops15h 05mDelta
Wed 25/65:55 a.m.YOW - BWI
2 stops9h 57mDelta
Deal found 24/3C$ 1,208
Sun 27/76:15 a.m.BWI - YOW
1 stop7h 49mUnited Airlines
Thu 31/76:33 a.m.YOW - BWI
1 stop11h 34mUnited Airlines
Deal found 24/3C$ 1,404

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 25 March 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

Thu 3/4

8:27 p.m.-10:35 p.m.

1 stop26h 08m

Toronto Pearson Intl

Sun 6/4

2:55 p.m.-9:15 a.m.

1 stop18h 20m

C$ 322

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Thu 3/4

8:27 p.m.-2:55 p.m.

1 stop18h 28m

Montreal Pierre Elliott Trudeau Intl

Tue 8/4

3:55 p.m.-12:24 a.m.

1 stop8h 29m

C$ 371

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Wed 7/5

6:15 a.m.-11:40 a.m.

1 stop5h 25m

Toronto Pearson Intl

Wed 14/5

6:05 p.m.-11:20 p.m.

1 stop5h 15m

C$ 375

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Sat 19/4

6:30 a.m.-1:56 p.m.

1 stop7h 26m

Montreal Pierre Elliott Trudeau Intl

Wed 23/4

7:10 a.m.-11:52 a.m.

1 stop4h 42m

C$ 408

BaltimoreToronto

BWI - YTZ

BWIYTZ

Baltimore/Washington

Fri 11/4

5:45 a.m.-9:04 a.m.

1 stop27h 19m

Toronto Island

Mon 14/4

1:05 p.m.-8:59 a.m.

3 stops19h 54m

C$ 423

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Mon 5/5

5:40 p.m.-10:55 p.m.

1 stop5h 15m

Toronto Pearson Intl

Sat 10/5

6:05 p.m.-10:25 p.m.

1 stop4h 20m

C$ 476

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Mon 14/4

5:45 a.m.-12:17 a.m.

2 stops42h 32m

Ottawa

Mon 21/4

4:25 p.m.-8:59 a.m.

2 stops16h 34m

C$ 480

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Tue 22/4

12:47 p.m.-11:28 p.m.

1 stop10h 41m

Montreal Pierre Elliott Trudeau Intl

Tue 29/4

7:10 a.m.-11:52 a.m.

1 stop4h 42m

C$ 487

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Wed 9/4

6:00 a.m.-12:09 a.m.

2 stops18h 09m

Ottawa

Wed 16/4

5:55 a.m.-8:00 p.m.

2 stops14h 05m

C$ 1,195

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Thu 19/6

9:17 a.m.-12:22 a.m.

2 stops15h 05m

Ottawa

Wed 25/6

5:55 a.m.-3:52 p.m.

2 stops9h 57m

C$ 1,208

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/3

Showing 1-10 of 23 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$ 167). 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.

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 25 March 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 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 25 March 2025.
Read reviews from past customers who have flown Delta, United Airlines and WestJet from Baltimore to Ontario. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,890 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Overall

8.0

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
7,890 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Overall

8.0

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
8,605 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Overall

8.0

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
2,785 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Entertainment

7.9

Crew

8.5

Comfort

8.0

Food

7.3

Boarding

8.2

Overall

8.0

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?

    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.

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

    C$ 149 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on WestJet and United Airlines, with prices starting from C$ 212 and C$ 1,166, respectively.

  • 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$ 167). 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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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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 488AverageC$ 653FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

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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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