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.

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).

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.

What is the cheapest time of day to fly from BWI to ON?

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.

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.

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.

C$ 99+ Flights from Baltimore to Ontario

Q: How much does it cost to fly round-trip from Baltimore to Region of Ontario?

Airfare is below average for this route at the moment. Baltimore to Region of Ontario flights typically cost between C$ 385 and C$ 835 in January. The cheapest round-trip price found within the last 3 days was C$ 263 on Multiple Airlines (22 Jan-25 Jan).

Cheap flight deals from Baltimore to Ontario

Round-trip from	C$ 263
One-way from	C$ 99
Popular in	October
Cheapest in	June
Average price	C$ 446

22/1-25/1
4 total stops
39h 52m total
Baltimore to Ontario

Search Deals

14/1
1 total stop
16h 43m total
Baltimore to Ontario

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (C$ 24 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 7 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Find flight deals from Baltimore to Ontario

Enter your travel dates to find the best prices.

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 28 October 2025.

Thu 27/114:25 p.m.BWI - YYZ

1 stop7h 46mMultiple Airlines

Tue 2/127:15 a.m.YYZ - BWI

1 stop27h 06mMultiple Airlines

Deal found 27/10C$ 338

Mon 1/124:25 p.m.BWI - YYZ

1 stop7h 46mMultiple Airlines

Wed 3/125:15 p.m.YYZ - BWI

1 stop14h 27mMultiple Airlines

Deal found 28/10C$ 357

Wed 19/119:36 p.m.BWI - YYZ

1 stop17h 04mMultiple Airlines

Sat 22/117:00 a.m.YYZ - BWI

1 stop16h 17mMultiple Airlines

Deal found 27/10C$ 359

Thu 27/114:25 p.m.BWI - YYZ

1 stop7h 46mMultiple Airlines

Mon 1/125:15 p.m.YYZ - BWI

1 stop20h 06mMultiple Airlines

Deal found 27/10C$ 361

Wed 3/127:30 a.m.BWI - YYZ

1 stop16h 41mMultiple Airlines

Sun 7/128:00 p.m.YYZ - BWI

1 stop11h 42mMultiple Airlines

Deal found 26/10C$ 364

Mon 8/1210:40 a.m.BWI - YYZ

1 stop13h 45mMultiple Airlines

Tue 9/1211:15 a.m.YYZ - BWI

1 stop12h 30mMultiple Airlines

Deal found 28/10C$ 366

Fri 5/1210:40 a.m.BWI - YYZ

1 stop9h 20mMultiple Airlines

Mon 8/1212:50 p.m.YYZ - BWI

1 stop11h 33mMultiple Airlines

Deal found 27/10C$ 368

Wed 26/118:45 p.m.BWI - YYZ

1 stop27h 26mMultiple Airlines

Tue 2/127:15 a.m.YYZ - BWI

1 stop27h 06mMultiple Airlines

Deal found 27/10C$ 371

Wed 3/127:30 a.m.BWI - YYZ

1 stop16h 41mMultiple Airlines

Fri 5/125:15 p.m.YYZ - BWI

1 stop7h 08mMultiple Airlines

Deal found 26/10C$ 373

Mon 15/128:30 p.m.BWI - YYZ

2 stops17h 50mMultiple Airlines

Wed 17/127:10 a.m.YYZ - BWI

1 stop16h 04mMultiple Airlines

Deal found 26/10C$ 375

Wed 12/119:36 p.m.BWI - YYZ

1 stop17h 04mMultiple Airlines

Fri 21/117:00 a.m.YYZ - BWI

1 stop16h 17mMultiple Airlines

Deal found 28/10C$ 376

Wed 12/116:20 a.m.BWI - YOW

2 stops18h 22mMultiple Airlines

Tue 18/114:15 p.m.YOW - BWI

1 stop23h 32mMultiple Airlines

Deal found 28/10C$ 389

Best flights from Baltimore to Ontario
Discover carefully curated flight deals from Baltimore to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 28 October 2025.

Mon 1/127:30 a.m.BWI - YYZ

1 stop12h 30mMultiple Airlines

Fri 5/1212:50 p.m.YYZ - BWI

1 stop11h 33mMultiple Airlines

Deal found 26/10C$ 380

Mon 23/26:30 a.m.BWI - YUL

1 stop12h 10mUnited Airlines

Tue 10/38:05 a.m.YUL - BWI

2 stops13h 37mUnited Airlines

Deal found 26/10C$ 759

Wed 26/118:45 p.m.BWI - YYZ

1 stop27h 26mMultiple Airlines

Mon 1/125:15 p.m.YYZ - BWI

1 stop20h 06mMultiple Airlines

Deal found 27/10C$ 393

Tue 27/15:10 a.m.BWI - YOW

2 stops12h 03mMultiple Airlines

Thu 29/14:20 p.m.YOW - BWI

1 stop16h 30mMultiple Airlines

Deal found 27/10C$ 394

Fri 16/16:05 a.m.BWI - YUL

1 stop7h 37mDelta

Sun 18/16:00 a.m.YUL - BWI

1 stop7h 48mDelta

Deal found 26/10C$ 874

Thu 13/116:20 a.m.BWI - YYZ

1 stop8h 20mMultiple Airlines

Wed 19/119:35 a.m.YYZ - BWI

1 stop13h 32mMultiple Airlines

Deal found 25/10C$ 414

Fri 30/15:10 a.m.BWI - YYZ

1 stop9h 43mMultiple Airlines

Sun 1/23:40 p.m.YYZ - BWI

1 stop8h 14mMultiple Airlines

Deal found 27/10C$ 420

Thu 20/114:25 p.m.BWI - YYZ

1 stop7h 46mMultiple Airlines

Mon 24/115:15 p.m.YYZ - BWI

1 stop22h 05mMultiple Airlines

Deal found 25/10C$ 424

Thu 13/116:15 a.m.BWI - YOW

2 stops11h 10mMultiple Airlines

Sat 15/114:15 p.m.YOW - BWI

1 stop7h 56mMultiple Airlines

Deal found 27/10C$ 427

Mon 24/114:06 p.m.BWI - YTZ

1 stop21h 36mMultiple Airlines

Mon 1/122:05 p.m.YTZ - BWI

2 stops20h 03mMultiple Airlines

Deal found 25/10C$ 428

Thu 22/15:44 p.m.BWI - YTZ

1 stop19h 58mMultiple Airlines

Sun 25/12:30 p.m.YTZ - BWI

1 stop8h 24mMultiple Airlines

Deal found 26/10C$ 428

Fri 28/114:49 p.m.BWI - YUL

1 stop7h 10mDelta

Mon 1/127:00 a.m.YUL - BWI

1 stop5h 46mDelta

Deal found 26/10C$ 874

Wed 3/127:30 a.m.BWI - YYZ

1 stop16h 41mMultiple Airlines

Sat 13/123:40 p.m.YYZ - BWI

1 stop8h 05mMultiple Airlines

Deal found 27/10C$ 432

Mon 8/128:45 a.m.BWI - YOW

1 stop15h 40mMultiple Airlines

Fri 12/123:00 p.m.YOW - BWI

2 stops16h 42mMultiple Airlines

Deal found 27/10C$ 448

Tue 9/128:30 p.m.BWI - YYZ

2 stops17h 43mMultiple Airlines

Fri 12/1212:50 p.m.YYZ - BWI

2 stops20h 27mMultiple Airlines

Deal found 27/10C$ 466

Wed 12/119:36 p.m.BWI - YYZ

1 stop17h 04mMultiple Airlines

Sun 16/117:10 a.m.YYZ - BWI

1 stop15h 35mMultiple Airlines

Deal found 28/10C$ 477

Sun 16/119:36 p.m.BWI - YYZ

2 stops23h 31mMultiple Airlines

Tue 18/119:35 a.m.YYZ - BWI

1 stop13h 32mMultiple Airlines

Deal found 27/10C$ 480

Thu 20/118:45 p.m.BWI - YTZ

2 stops22h 10mMultiple Airlines

Mon 24/119:15 a.m.YTZ - BWI

1 stop6h 06mMultiple Airlines

Deal found 27/10C$ 480

Thu 20/116:38 p.m.BWI - YTZ

2 stops13h 42mMultiple Airlines

Sun 23/112:30 p.m.YTZ - BWI

1 stop24h 51mMultiple Airlines

Deal found 26/10C$ 483

Thu 11/128:00 p.m.BWI - YTZ

3 stops22h 13mMultiple Airlines

Thu 18/122:05 p.m.YTZ - BWI

2 stops9h 44mMultiple Airlines

Deal found 27/10C$ 498

Mon 15/128:30 p.m.BWI - YTZ

3 stops25h 33mMultiple Airlines

Wed 17/129:50 a.m.YTZ - BWI

3 stops22h 39mMultiple Airlines

Deal found 26/10C$ 501

Thu 13/116:15 a.m.BWI - YOW

2 stops11h 10mMultiple Airlines

Thu 20/114:15 p.m.YOW - BWI

1 stop17h 53mMultiple Airlines

Deal found 28/10C$ 511

Thu 13/117:25 p.m.BWI - YTZ

1 stop23h 32mMultiple Airlines

Wed 19/117:40 p.m.YTZ - BWI

2 stops17h 41mMultiple Airlines

Deal found 25/10C$ 515

Fri 9/16:55 p.m.BWI - YYZ

2 stops19h 21mMultiple Airlines

Fri 16/18:20 p.m.YYZ - BWI

1 stop12h 30mMultiple Airlines

Deal found 26/10C$ 516

Wed 3/127:30 a.m.BWI - YTZ

2 stops11h 25mMultiple Airlines

Sun 7/122:05 p.m.YTZ - BWI

2 stops19h 17mMultiple Airlines

Deal found 25/10C$ 557

Wed 12/116:20 a.m.BWI - YOW

1 stop11h 05mMultiple Airlines

Sat 15/119:25 a.m.YOW - BWI

2 stops14h 46mMultiple Airlines

Deal found 28/10C$ 559

Thu 20/115:40 a.m.BWI - YUL

1 stop9h 30mMultiple Airlines

Sun 23/118:00 a.m.YUL - BWI

2 stops25h 36mMultiple Airlines

Deal found 27/10C$ 564

Sat 15/1111:29 a.m.BWI - YOW

2 stops25h 06mMultiple Airlines

Tue 18/114:15 p.m.YOW - BWI

2 stops20h 40mMultiple Airlines

Deal found 27/10C$ 583

Wed 12/119:36 p.m.BWI - YUL

1 stop17h 34mMultiple Airlines

Sun 16/114:35 p.m.YUL - BWI

2 stops17h 49mMultiple Airlines

Deal found 27/10C$ 628

Wed 26/115:40 a.m.BWI - YUL

1 stop9h 30mMultiple Airlines

Sun 30/114:35 p.m.YUL - BWI

2 stops41h 01mMultiple Airlines

Deal found 25/10C$ 683

Last-minute flights from Baltimore to Ontario
Discover last-minute flight deals from Baltimore to Ontario. Data last updated 28 October 2025 and is based on user searches.

Mon 3/119:29 a.m.BWI - YYZ

1 stop8h 24mMultiple Airlines

Mon 17/1112:50 p.m.YYZ - BWI

1 stop21h 30mMultiple Airlines

Deal found 26/10C$ 428

Wed 12/116:20 a.m.BWI - YOW

2 stops18h 22mMultiple Airlines

Tue 18/114:15 p.m.YOW - BWI

1 stop23h 32mMultiple Airlines

Deal found 28/10C$ 389

Wed 12/116:20 a.m.BWI - YOW

2 stops18h 22mMultiple Airlines

Mon 17/114:15 p.m.YOW - BWI

1 stop23h 32mMultiple Airlines

Deal found 28/10C$ 397

Wed 12/119:36 p.m.BWI - YOW

1 stop19h 49mMultiple Airlines

Wed 19/115:40 a.m.YOW - BWI

2 stops17h 27mMultiple Airlines

Deal found 28/10C$ 443

Wed 12/116:20 a.m.BWI - YOW

2 stops18h 22mMultiple Airlines

Thu 20/114:15 p.m.YOW - BWI

1 stop17h 53mMultiple Airlines

Deal found 28/10C$ 473

Thu 13/116:15 a.m.BWI - YOW

2 stops11h 10mMultiple Airlines

Sat 15/114:15 p.m.YOW - BWI

1 stop7h 56mMultiple Airlines

Deal found 27/10C$ 427

Thu 13/116:15 a.m.BWI - YOW

2 stops11h 10mMultiple Airlines

Mon 17/114:15 p.m.YOW - BWI

1 stop23h 32mMultiple Airlines

Deal found 28/10C$ 436

Fri 14/115:50 a.m.BWI - YOW

2 stops11h 35mMultiple Airlines

Tue 18/114:15 p.m.YOW - BWI

1 stop23h 32mMultiple Airlines

Deal found 28/10C$ 488

Tue 18/119:36 p.m.BWI - YOW

1 stop19h 49mMultiple Airlines

Thu 20/116:45 a.m.YOW - BWI

2 stops13h 05mMultiple Airlines

Deal found 28/10C$ 492

Thu 20/118:45 p.m.BWI - YTZ

2 stops22h 10mMultiple Airlines

Sun 23/112:30 p.m.YTZ - BWI

1 stop24h 51mMultiple Airlines

Deal found 27/10C$ 476

Thu 20/118:45 p.m.BWI - YTZ

2 stops22h 10mMultiple Airlines

Mon 24/119:15 a.m.YTZ - BWI

1 stop6h 06mMultiple Airlines

Deal found 27/10C$ 480

Mon 24/114:06 p.m.BWI - YTZ

1 stop21h 36mMultiple Airlines

Mon 1/122:05 p.m.YTZ - BWI

2 stops20h 03mMultiple Airlines

Deal found 25/10C$ 428

One-way flights from Baltimore to Ontario
Search for one-way flight options from Baltimore to Ontario. Find affordable one-way fares based on user searches. Data last updated 28 October 2025.

Wed 14/19:37 p.m.BWI - YYZ

1 stop16h 43mMultiple Airlines

Deal found 28/10C$ 99

Thu 29/19:37 p.m.BWI - YYZ

1 stop16h 43mMultiple Airlines

Deal found 26/10C$ 101

Wed 4/22:30 p.m.BWI - YYZ

1 stop8h 50mMultiple Airlines

Deal found 28/10C$ 119

Wed 12/119:36 p.m.BWI - YYZ

1 stop17h 04mMultiple Airlines

Deal found 26/10C$ 124

Tue 16/1210:40 a.m.BWI - YYZ

1 stop27h 40mMultiple Airlines

Deal found 27/10C$ 126

Sat 13/1210:40 a.m.BWI - YYZ

1 stop11h 55mMultiple Airlines

Deal found 26/10C$ 130

Thu 19/28:58 a.m.BWI - YTZ

1 stop28h 44mMultiple Airlines

Deal found 27/10C$ 130

Thu 11/126:30 a.m.BWI - YYZ

1 stop8h 10mMultiple Airlines

Deal found 27/10C$ 148

Thu 27/114:25 p.m.BWI - YYZ

1 stop21h 40mMultiple Airlines

Deal found 26/10C$ 151

Thu 27/118:45 p.m.BWI - YOW

1 stop20h 28mMultiple Airlines

Deal found 28/10C$ 152

Fri 12/1210:40 a.m.BWI - YYZ

1 stop9h 20mMultiple Airlines

Deal found 26/10C$ 158

Wed 18/29:37 p.m.BWI - YYZ

1 stop16h 43mMultiple Airlines

Deal found 27/10C$ 162

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Mon 1/12

7:30 a.m.-8:00 p.m.

1 stop12h 30m

Toronto Pearson Intl

Fri 5/12

12:50 p.m.-12:23 a.m.

1 stop11h 33m

C$ 380

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Wed 26/11

8:45 p.m.-12:11 a.m.

1 stop27h 26m

Toronto Pearson Intl

Mon 1/12

5:15 p.m.-1:21 p.m.

1 stop20h 06m

C$ 393

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Tue 27/1

5:10 a.m.-5:13 p.m.

2 stops12h 03m

Ottawa

Thu 29/1

4:20 p.m.-8:50 a.m.

1 stop16h 30m

C$ 394

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Thu 13/11

6:20 a.m.-2:40 p.m.

1 stop8h 20m

Toronto Pearson Intl

Wed 19/11

9:35 a.m.-11:07 p.m.

1 stop13h 32m

C$ 414

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Fri 30/1

5:10 a.m.-2:53 p.m.

1 stop9h 43m

Toronto Pearson Intl

Sun 1/2

3:40 p.m.-11:54 p.m.

1 stop8h 14m

C$ 420

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Thu 20/11

4:25 p.m.-12:11 a.m.

1 stop7h 46m

Toronto Pearson Intl

Mon 24/11

5:15 p.m.-3:20 p.m.

1 stop22h 05m

C$ 424

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Thu 13/11

6:15 a.m.-5:25 p.m.

2 stops11h 10m

Ottawa

Sat 15/11

4:15 p.m.-12:11 a.m.

1 stop7h 56m

C$ 427

BaltimoreToronto

BWI - YTZ

BWIYTZ

Baltimore/Washington

Mon 24/11

4:06 p.m.-1:42 p.m.

1 stop21h 36m

Toronto Island

Mon 1/12

2:05 p.m.-10:08 a.m.

2 stops20h 03m

C$ 428

BaltimoreToronto

BWI - YTZ

BWIYTZ

Baltimore/Washington

Thu 22/1

5:44 p.m.-1:42 p.m.

1 stop19h 58m

Toronto Island

Sun 25/1

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

1 stop8h 24m

C$ 428

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Wed 3/12

7:30 a.m.-12:11 a.m.

1 stop16h 41m

Toronto Pearson Intl

Sat 13/12

3:40 p.m.-11:45 p.m.

1 stop8h 05m

C$ 432

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/10

Showing 1-10 of 60 results

...

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, March is the cheapest month in which you can book a flight from Baltimore to Region of Ontario (average of C$ 127). Flying from Baltimore to Region of Ontario in August is currently the most expensive (average of C$ 239). 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

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

3,148 reviews

Check prices

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

3,148 reviews

WestJet

7.2

Good

3,148 reviews

Check prices

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

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 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, March is the cheapest month in which you can book a flight from Baltimore to Region of Ontario (average of C$ 127). Flying from Baltimore to Region of Ontario in August is currently the most expensive (average of C$ 239). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Baltimore to Ontario

Reagan-National to Pearson Intl flights

Dulles Intl to Pierre Elliott Trudeau Intl flights

Dulles Intl to Pearson Intl flights

Reagan-National to Pierre Elliott Trudeau Intl flights

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Reagan-National to Vancouver Intl flights

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Reagan-National to Calgary flights

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Dulles Intl to Halifax flights

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Philadelphia to Calgary flights

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Reagan-National to Ottawa flights

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Dulles Intl to Winnipeg flights

Baltimore to Edmonton flights

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Philadelphia to Winnipeg flights

Reagan-National to Edmonton flights

Philadelphia to Halifax flights

Reagan-National to Winnipeg flights

Philadelphia to Edmonton flights

Dulles Intl to Kelowna flights

Philadelphia to Victoria flights

Philadelphia to Ottawa flights

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Baltimore to Victoria flights

Complete your trip

Region of Ontario car rentals

Toronto Pearson Intl Airport car rentals

Ottawa Airport car rentals

Toronto Island Airport car rentals

Hamilton Airport car rentals

London Airport car rentals

Toronto Region of Waterloo Intl Airport car rentals

Thunder Bay Airport car rentals

Sault Ste Marie Airport car rentals

Timmins Airport car rentals

Kingston Airport car rentals

North Bay Airport car rentals

Direct flights to Canada

Top airline flying from Baltimore to Ontario

Airline	Cheapest	Average	Flexibility	On-time
WestJet	CheapestC$ 463	AverageC$ 641	FlexibilityNo cancel fee	On-time60%	Search WestJet flights

Fly with Cheapflights

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.

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

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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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Cheap flights from Baltimore to Ontario from C$ 99

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 14/1. Fares are subject to change and may not be available on all flights or dates of travel.

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 28 October 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Baltimore to Ontario

Cheapest flights from Baltimore to OntarioExplore 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 28 October 2025.

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 28 October 2025.

Cheapflights Fare Finder

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

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.

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?

How much does it cost to fly round-trip from Baltimore to Region of Ontario?

Reviews of airlines servicing Ontario

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.

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?

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

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

How can I find direct flights from Baltimore to Ontario?

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

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

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Alternative routes for Baltimore to Ontario

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Top airline flying from Baltimore to Ontario

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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 28 October 2025.