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

Departing from Baltimore to Region of Ontario will take you 17h 10m. There are 459 mi between Baltimore and Region of Ontario.

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.

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).

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 - Ottawa 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 $223.

What are the most popular airlines that fly from Baltimore to Region of Ontario?

When booking a flight from Baltimore to Region of Ontario, you may want to consider flying on Delta, WestJet or Air Canada as they are the most popular for this route.

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.

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.

$78+ Flights from Baltimore to Ontario

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Cheap 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 December 2, 2025.

Wed 12/107:06 pmBWI - YYZ

1 stop19h 47mMultiple Airlines

Tue 12/167:15 amYYZ - BWI

2 stops27h 06mMultiple Airlines

Deal found 11/30

$264

Mon 12/87:06 pmBWI - YYZ

1 stop16h 37mMultiple Airlines

Mon 12/155:15 pmYYZ - BWI

1 stop16h 07mMultiple Airlines

Deal found 11/30

$265

Sat 12/138:37 amBWI - YYZ

1 stop15h 34mMultiple Airlines

Sun 12/148:00 pmYYZ - BWI

1 stop13h 22mMultiple Airlines

Deal found 12/1

$270

Tue 12/97:06 pmBWI - YOW

1 stop22h 19mMultiple Airlines

Thu 12/117:00 amYOW - BWI

1 stop15h 57mMultiple Airlines

Deal found 12/1

$276

Wed 12/107:06 pmBWI - YYZ

1 stop19h 47mMultiple Airlines

Fri 12/1212:50 pmYYZ - BWI

1 stop7h 26mMultiple Airlines

Deal found 11/30

$280

Mon 12/87:06 pmBWI - YYZ

1 stop16h 37mMultiple Airlines

Fri 12/1212:50 pmYYZ - BWI

1 stop7h 26mMultiple Airlines

Deal found 11/30

$281

Fri 12/128:37 amBWI - YYZ

1 stop15h 34mMultiple Airlines

Mon 12/155:15 pmYYZ - BWI

1 stop7h 08mMultiple Airlines

Deal found 12/1

$285

Thu 12/114:38 pmBWI - YYZ

1 stop19h 05mMultiple Airlines

Tue 12/167:10 amYYZ - BWI

1 stop27h 11mMultiple Airlines

Deal found 12/1

$288

Tue 12/97:06 pmBWI - YYZ

1 stop16h 37mMultiple Airlines

Tue 12/167:10 amYYZ - BWI

1 stop27h 11mMultiple Airlines

Deal found 12/1

$290

Mon 12/158:45 amBWI - YYZ

1 stop14h 35mMultiple Airlines

Tue 12/167:10 amYYZ - BWI

1 stop26h 12mMultiple Airlines

Deal found 12/1

$293

Fri 12/128:37 amBWI - YYZ

1 stop11h 23mMultiple Airlines

Tue 12/167:15 amYYZ - BWI

2 stops27h 06mMultiple Airlines

Deal found 11/30

$294

Fri 12/128:00 pmBWI - YUL

2 stops20h 55mMultiple Airlines

Sun 12/146:45 amYUL - BWI

3 stops26h 37mMultiple Airlines

Deal found 11/30

$308

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 December 2, 2025.

Fri 1/911:30 amBWI - YOW

1 stop12h 28mMultiple Airlines

Sun 1/114:20 pmYOW - BWI

3 stops31h 16mMultiple Airlines

Deal found 12/1

$247

Wed 1/710:05 amBWI - YYZ

1 stop9h 40mUnited Airlines

Sun 1/116:45 pmYYZ - BWI

1 stop19h 26mUnited Airlines

Deal found 11/30

$474

Wed 1/141:00 pmBWI - YOW

1 stop28h 25mMultiple Airlines

Wed 1/2110:00 amYOW - BWI

2 stops31h 27mMultiple Airlines

Deal found 11/29

$264

Wed 2/186:00 amBWI - YUL

1 stop17h 10mDelta

Sat 2/216:00 amYUL - BWI

1 stop16h 53mDelta

Deal found 12/1

$560

Fri 2/276:20 amBWI - YYZ

1 stop8h 20mMultiple Airlines

Sun 3/18:00 pmYYZ - BWI

1 stop11h 47mMultiple Airlines

Deal found 12/1

$266

Thu 1/86:00 amBWI - YOW

1 stop11h 13mMultiple Airlines

Wed 1/144:15 pmYOW - BWI

1 stop31h 19mMultiple Airlines

Deal found 12/1

$274

Mon 1/266:20 amBWI - YUL

1 stop10h 02mMultiple Airlines

Wed 1/288:00 amYUL - BWI

1 stop11h 03mMultiple Airlines

Deal found 11/30

$275

Thu 1/81:00 pmBWI - YOW

1 stop11h 25mMultiple Airlines

Sun 1/114:20 pmYOW - BWI

3 stops31h 16mMultiple Airlines

Deal found 12/2

$284

Wed 1/75:18 pmBWI - YYZ

2 stops20h 25mUnited Airlines

Wed 1/149:00 amYYZ - BWI

1 stop12h 21mUnited Airlines

Deal found 11/30

$484

Thu 1/86:00 amBWI - YOW

1 stop11h 13mMultiple Airlines

Fri 1/164:20 pmYOW - BWI

1 stop18h 12mMultiple Airlines

Deal found 12/1

$301

Thu 1/1511:30 amBWI - YOW

2 stops29h 43mMultiple Airlines

Thu 1/227:00 amYOW - BWI

1 stop16h 59mMultiple Airlines

Deal found 12/1

$301

Thu 1/810:05 amBWI - YYZ

1 stop9h 40mUnited Airlines

Fri 1/96:45 pmYYZ - BWI

1 stop19h 26mUnited Airlines

Deal found 12/1

$487

Sun 1/2510:33 amBWI - YUL

1 stop6h 22mDelta

Tue 1/276:02 pmYUL - BWI

1 stop6h 39mDelta

Deal found 11/30

$567

Thu 1/89:26 amBWI - YTZ

2 stops12h 37mMultiple Airlines

Wed 1/142:05 pmYTZ - BWI

2 stops18h 26mMultiple Airlines

Deal found 11/30

$305

Fri 1/235:18 pmBWI - YYZ

2 stops19h 31mUnited Airlines

Mon 1/266:45 pmYYZ - BWI

1 stop19h 26mUnited Airlines

Deal found 11/30

$493

Fri 1/166:05 amBWI - YUL

1 stop7h 37mDelta

Mon 1/196:02 pmYUL - BWI

1 stop6h 39mDelta

Deal found 11/30

$567

Fri 1/231:00 pmBWI - YOW

1 stop11h 25mMultiple Airlines

Tue 1/277:00 amYOW - BWI

1 stop12h 03mMultiple Airlines

Deal found 12/1

$306

Tue 1/2010:33 amBWI - YUL

1 stop6h 22mDelta

Fri 1/236:02 pmYUL - BWI

1 stop6h 39mDelta

Deal found 11/30

$567

Sun 12/1410:40 amBWI - YOW

1 stop13h 18mMultiple Airlines

Tue 12/167:00 amYOW - BWI

1 stop16h 45mMultiple Airlines

Deal found 11/30

$312

Tue 1/205:25 pmBWI - YUL

1 stop5h 47mDelta

Sun 1/257:00 amYUL - BWI

1 stop8h 38mDelta

Deal found 11/30

$567

Tue 1/204:45 pmBWI - YUL

1 stop7h 05mDelta

Sat 1/242:40 pmYUL - BWI

1 stop6h 29mDelta

Deal found 11/30

$567

Tue 12/97:06 pmBWI - YYZ

1 stop16h 37mMultiple Airlines

Tue 12/167:10 amYYZ - BWI

1 stop26h 12mMultiple Airlines

Deal found 12/2

$325

Thu 1/156:05 amBWI - YUL

1 stop7h 37mDelta

Mon 1/196:02 pmYUL - BWI

1 stop6h 39mDelta

Deal found 11/30

$567

Wed 2/186:20 amBWI - YTZ

2 stops14h 00mMultiple Airlines

Wed 3/47:00 amYTZ - BWI

2 stops16h 17mMultiple Airlines

Deal found 12/1

$327

Wed 1/710:05 amBWI - YQT

2 stops13h 00mUnited Airlines

Sun 1/115:00 amYQT - BWI

2 stops16h 21mUnited Airlines

Deal found 12/1

$751

Thu 1/159:26 amBWI - YTZ

2 stops12h 37mMultiple Airlines

Thu 1/222:05 pmYTZ - BWI

2 stops9h 42mMultiple Airlines

Deal found 11/30

$337

Mon 1/1210:05 amBWI - YXU

2 stops11h 15mUnited Airlines

Wed 1/145:10 amYXU - BWI

2 stops16h 11mUnited Airlines

Deal found 11/29

$763

Tue 12/97:06 pmBWI - YYZ

1 stop16h 37mMultiple Airlines

Mon 12/155:15 pmYYZ - BWI

1 stop7h 08mMultiple Airlines

Deal found 11/30

$351

Thu 1/88:07 pmBWI - YUL

3 stops26h 38mMultiple Airlines

Sun 1/118:00 amYUL - BWI

1 stop24h 31mMultiple Airlines

Deal found 11/30

$356

Sun 1/45:30 amBWI - YTZ

2 stops30h 10mMultiple Airlines

Wed 1/72:05 pmYTZ - BWI

2 stops18h 26mMultiple Airlines

Deal found 11/30

$359

Last-minute flights from Baltimore to Ontario
Discover last-minute flight deals from Baltimore to Ontario. Data last updated December 2, 2025 and is based on user searches.

Tue 12/97:06 pmBWI - YOW

1 stop22h 19mMultiple Airlines

Thu 12/117:00 amYOW - BWI

1 stop15h 57mMultiple Airlines

Deal found 12/1

$276

Wed 1/79:09 pmBWI - YYZ

1 stop27h 02mMultiple Airlines

Wed 1/147:15 amYYZ - BWI

1 stop15h 21mMultiple Airlines

Deal found 11/29

$215

Thu 1/84:44 pmBWI - YYZ

1 stop7h 27mMultiple Airlines

Sun 1/1112:15 pmYYZ - BWI

3 stops35h 21mMultiple Airlines

Deal found 11/30

$210

Thu 1/84:44 pmBWI - YYZ

1 stop21h 36mMultiple Airlines

Wed 1/143:40 pmYYZ - BWI

1 stop7h 56mMultiple Airlines

Deal found 11/30

$232

Thu 1/86:00 amBWI - YOW

1 stop11h 13mMultiple Airlines

Thu 1/157:00 amYOW - BWI

1 stop16h 34mMultiple Airlines

Deal found 11/30

$249

Thu 1/88:16 amBWI - YOW

1 stop8h 59mMultiple Airlines

Wed 1/144:15 pmYOW - BWI

1 stop31h 19mMultiple Airlines

Deal found 12/2

$254

Fri 1/94:44 pmBWI - YYZ

1 stop7h 27mMultiple Airlines

Sun 1/1112:15 pmYYZ - BWI

3 stops35h 21mMultiple Airlines

Deal found 11/30

$199

Fri 1/911:30 amBWI - YOW

1 stop12h 28mMultiple Airlines

Sun 1/114:20 pmYOW - BWI

3 stops31h 16mMultiple Airlines

Deal found 12/1

$247

Wed 1/1411:30 amBWI - YYZ

1 stop12h 41mMultiple Airlines

Wed 1/215:15 pmYYZ - BWI

1 stop19h 12mMultiple Airlines

Deal found 11/30

$211

Wed 1/141:00 pmBWI - YOW

1 stop28h 25mMultiple Airlines

Wed 1/2110:00 amYOW - BWI

2 stops31h 27mMultiple Airlines

Deal found 11/29

$264

Thu 1/159:26 amBWI - YYZ

1 stop13h 54mMultiple Airlines

Thu 1/223:40 pmYYZ - BWI

1 stop8h 19mMultiple Airlines

Deal found 12/1

$223

Fri 1/169:58 pmBWI - YOW

1 stop19h 17mMultiple Airlines

Fri 1/234:20 pmYOW - BWI

1 stop7h 27mMultiple Airlines

Deal found 12/2

$283

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 December 2, 2025.

Thu 1/81:02 pmBWI - YYZ

1 stop25h 18mMultiple Airlines

Deal found 11/30

$78

Mon 3/29:11 pmBWI - YYZ

1 stop17h 09mMultiple Airlines

Deal found 12/1

$83

Mon 12/159:11 pmBWI - YTZ

2 stops24h 52mMultiple Airlines

Deal found 11/30

$83

Sun 12/149:43 pmBWI - YYZ

1 stop16h 37mMultiple Airlines

Deal found 12/1

$90

Sat 1/106:08 pmBWI - YYZ

1 stop19h 57mMultiple Airlines

Deal found 11/30

$91

Wed 1/1411:30 amBWI - YOW

1 stop29h 43mMultiple Airlines

Deal found 11/30

$94

Wed 1/79:09 pmBWI - YYZ

1 stop17h 11mMultiple Airlines

Deal found 11/30

$96

Fri 1/169:58 pmBWI - YOW

1 stop19h 17mMultiple Airlines

Deal found 12/2

$105

Thu 2/512:05 pmBWI - YUL

2 stops28h 25mMultiple Airlines

Deal found 12/2

$107

Sun 3/19:11 pmBWI - YYZ

1 stop14h 15mMultiple Airlines

Deal found 12/1

$109

Wed 2/41:00 pmBWI - YUL

1 stop27h 22mMultiple Airlines

Deal found 12/1

$109

Wed 12/178:00 amBWI - YYZ

2 stops15h 20mMultiple Airlines

Deal found 11/30

$111

Find flight deals from Baltimore to Ontario

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$199 (Mytrip)
One-way from	$78 (Kiwi.com)
Popular in	November
Cheapest in	June
Average price	$306

Provider with most accurate pricing for Washington, D.C. (WAS)-Toronto (YTO) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Toronto (YTO) flights.

Search Deals

From Baltimore/Washington to Ontario

Search Deals

One-way flight from Baltimore/Washington to Ontario

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($37 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Fri 1/9

11:30 am-11:58 pm

1 stop12h 28m

Ottawa

Sun 1/11

4:20 pm-11:36 pm

3 stops31h 16m

$247

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Wed 1/14

1:00 pm-5:25 pm

1 stop28h 25m

Ottawa

Wed 1/21

10:00 am-5:27 pm

2 stops31h 27m

$264

BaltimoreToronto

BWI - YYZ

BWIYYZ

Baltimore/Washington

Fri 2/27

6:20 am-2:40 pm

1 stop8h 20m

Toronto Pearson Intl

Sun 3/1

8:00 pm-7:47 am

1 stop11h 47m

$266

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Thu 1/8

6:00 am-5:13 pm

1 stop11h 13m

Ottawa

Wed 1/14

4:15 pm-11:34 pm

1 stop31h 19m

$274

BaltimoreMontreal

BWI - YUL

BWIYUL

Baltimore/Washington

Mon 1/26

6:20 am-4:22 pm

1 stop10h 02m

Montreal Pierre Elliott Trudeau Intl

Wed 1/28

8:00 am-7:03 pm

1 stop11h 03m

$275

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Thu 1/8

1:00 pm-12:25 am

1 stop11h 25m

Ottawa

Sun 1/11

4:20 pm-11:36 pm

3 stops31h 16m

$284

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Thu 1/8

6:00 am-5:13 pm

1 stop11h 13m

Ottawa

Fri 1/16

4:20 pm-10:32 am

1 stop18h 12m

$301

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Thu 1/15

11:30 am-5:13 pm

2 stops29h 43m

Ottawa

Thu 1/22

7:00 am-11:59 pm

1 stop16h 59m

$301

BaltimoreToronto

BWI - YTZ

BWIYTZ

Baltimore/Washington

Thu 1/8

9:26 am-10:03 pm

2 stops12h 37m

Toronto Island

Wed 1/14

2:05 pm-8:31 am

2 stops18h 26m

$305

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

Fri 1/23

1:00 pm-12:25 am

1 stop11h 25m

Ottawa

Tue 1/27

7:00 am-7:03 pm

1 stop12h 03m

$306

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/30

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 $91). Flying from Baltimore to Region of Ontario in August is currently the most expensive (average of $171). 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?

One of the essential ways to save on airfare from Baltimore to Region of Ontario is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 64% on airfare.

Reviews of airlines servicing Ontario

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

Porter Airlines

8.0

Very good

394 reviews

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Porter Airlines

8.0

Very good

394 reviews

Porter Airlines

8.0

Very good

394 reviews

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Delta

7.9

Good

8,009 reviews

Porter Airlines

8.0

Very good

394 reviews

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

United Airlines

7.4

Good

9,064 reviews

Porter Airlines

8.0

Very good

394 reviews

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

WestJet

7.2

Good

3,186 reviews

Porter Airlines

8.0

Very good

394 reviews

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Air Canada

7.1

Good

10,493 reviews

Porter Airlines

8.0

Very good

394 reviews

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Related info for your journey

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 17h 10m. There are 459 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 - Ottawa 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 $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, March is the cheapest month in which you can book a flight from Baltimore to Region of Ontario (average of $91). Flying from Baltimore to Region of Ontario in August is currently the most expensive (average of $171). 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

Dulles Intl to Pearson Intl flights

Dulles Intl to Pierre Elliott Trudeau Intl flights

Reagan-National to Pearson Intl flights

Reagan-National to Pierre Elliott Trudeau Intl flights

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Complete your trip

Region of Ontario car rentals

Toronto Pearson Intl Airport car rentals

Ottawa Airport car rentals

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Hamilton Airport car rentals

London Airport car rentals

Thunder Bay Airport car rentals

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Sarnia Airport car rentals

Top 4 airlines flying from Baltimore to Ontario

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$187	Average$323	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$212	Average$311	FlexibilityNo cancel fee	On-time67%
Delta	Cheapest$255	Average$336	FlexibilityNo cancel fee	On-timeN/A
WestJet	Cheapest$349	Average$494	FlexibilityNo cancel fee	On-time60%

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$78+ 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap 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 December 2, 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 December 2, 2025.

Find flight deals from Baltimore to Ontario

Keep the following information in mind while searching for Baltimore to Ontario flight deals. Data was last updated December 2, 2025.

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Best time to book a flight from Baltimore to Ontario

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

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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 December 2, 2025.

Reviews of airlines servicing Ontario

Read reviews from past customers who have flown Porter Airlines, Delta, and United Airlines from Baltimore to Ontario. Reviews also offer insight into each airline's 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?

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

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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 4 airlines 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 December 2, 2025.