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

Airlines like Porter Airlines, Air Canada, and United Airlines fly from Maine to Region of Ontario in about 2h 02m. The time it takes to get you to your destination can typically vary by up to 7h 25m. There are 444 mi between Maine and Region of Ontario. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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).

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

Yes. In addition to deals on Maine to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Maine to Ontario?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Maine to Ontario.

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

Yes. Cheapflights offers flight deals from Maine 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.

$107+ Flights from Maine to Ontario

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Maine to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Maine to Ontario

Cheapest flights from Maine to Ontario
Explore the most affordable flight options available from Maine to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

Wed 12/317:00 amBOS - YTZ

Nonstop1h 55mPorter Airlines

Tue 1/66:55 pmYTZ - BOS

Nonstop1h 35mPorter Airlines

Deal found 12/14

$261

Tue 12/303:40 pmBOS - YTZ

1 stop6h 23mPorter Airlines

Tue 1/66:55 pmYTZ - BOS

Nonstop1h 35mPorter Airlines

Deal found 12/14

$265

Wed 12/317:00 amBOS - YTZ

Nonstop1h 55mPorter Airlines

Fri 1/910:40 amYTZ - BOS

2 stops7h 30mPorter Airlines

Deal found 12/13

$269

Tue 12/3010:20 amBOS - YTZ

Nonstop1h 55mPorter Airlines

Fri 1/28:00 amYTZ - BOS

Nonstop1h 35mPorter Airlines

Deal found 12/15

$278

Sun 12/287:00 pmBOS - YTZ

Nonstop1h 59mPorter Airlines

Tue 12/308:00 amYTZ - BOS

Nonstop1h 35mPorter Airlines

Deal found 12/13

$279

Mon 12/293:40 pmBOS - YTZ

1 stop6h 23mPorter Airlines

Fri 1/28:30 pmYTZ - BOS

Nonstop1h 35mPorter Airlines

Deal found 12/15

$284

Wed 12/3110:20 amBOS - YTZ

Nonstop1h 55mPorter Airlines

Fri 1/28:30 pmYTZ - BOS

Nonstop1h 35mPorter Airlines

Deal found 12/15

$290

Sat 12/277:00 amBOS - YTZ

Nonstop1h 55mPorter Airlines

Sun 12/288:30 pmYTZ - BOS

Nonstop1h 35mPorter Airlines

Deal found 12/13

$293

Tue 12/303:40 pmBOS - YOW

Nonstop1h 29mMultiple Airlines

Thu 1/227:00 amYOW - BOS

1 stop9h 28mMultiple Airlines

Deal found 12/14

$296

Tue 12/303:40 pmBOS - YYZ

1 stop4h 33mMultiple Airlines

Tue 1/68:30 pmYYZ - BOS

1 stop14h 20mMultiple Airlines

Deal found 12/14

$304

Sun 12/1412:57 pmBOS - YYZ

1 stop25h 23mMultiple Airlines

Sun 2/18:20 pmYYZ - BOS

1 stop26h 59mMultiple Airlines

Deal found 12/13

$305

Wed 12/1710:56 amBOS - YYZ

1 stop13h 15mMultiple Airlines

Fri 1/97:10 amYYZ - BOS

1 stop27h 58mMultiple Airlines

Deal found 12/14

$312

Best flights from Maine to Ontario
Discover carefully curated flight deals from Maine to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.

Thu 1/83:30 pmBOS - YTZ

1 stop3h 38mPorter Airlines

Mon 1/126:55 pmYTZ - BOS

Nonstop1h 35mPorter Airlines

Deal found 12/15

$247

Thu 1/153:43 pmBOS - YYZ

1 stop8h 28mMultiple Airlines

Sun 2/18:20 pmYYZ - BOS

1 stop26h 59mMultiple Airlines

Deal found 12/14

$262

Thu 3/196:15 amBOS - YYZ

Nonstop2h 02mAir Canada

Sun 3/228:20 amYYZ - BOS

Nonstop1h 42mAir Canada

Deal found 12/14

$299

Tue 1/69:30 amBOS - YYZ

1 stop9h 27mUnited Airlines

Tue 1/69:00 pmYYZ - BOS

1 stop15h 46mUnited Airlines

Deal found 12/14

$300

Wed 3/46:00 amBOS - YYZ

1 stop7h 24mDelta

Sat 3/76:00 amYYZ - BOS

1 stop9h 15mDelta

Deal found 12/15

$324

Thu 1/83:30 pmBOS - YOW

Nonstop1h 33mAir Transat

Mon 1/124:40 pmYOW - BOS

Nonstop1h 30mAir Transat

Deal found 12/14

$340

Fri 1/235:07 pmPWM - YYZ

1 stop18h 52mAmerican Airlines

Sun 1/255:15 pmYYZ - PWM

1 stop18h 51mAmerican Airlines

Deal found 12/14

$448

Fri 3/206:55 pmBOS - YTZ

Nonstop1h 59mPorter Airlines

Sun 3/222:05 pmYTZ - BOS

1 stop4h 05mPorter Airlines

Deal found 12/15

$275

Thu 1/83:30 pmBOS - YOW

Nonstop1h 33mMultiple Airlines

Mon 1/127:00 amYOW - BOS

1 stop16h 57mMultiple Airlines

Deal found 12/14

$275

Fri 3/206:15 amBOS - YYZ

Nonstop2h 02mAir Canada

Mon 3/2310:00 amYYZ - BOS

1 stop4h 52mAir Canada

Deal found 12/14

$307

Fri 4/243:30 pmBOS - YTZ

1 stop6h 33mPorter Airlines

Sun 4/267:45 amYTZ - BOS

2 stops10h 25mPorter Airlines

Deal found 12/15

$282

Thu 1/157:00 amBOS - YOW

1 stop10h 13mMultiple Airlines

Mon 1/194:40 pmYOW - BOS

Nonstop1h 30mMultiple Airlines

Deal found 12/15

$289

Sat 4/116:00 amBOS - YYZ

1 stop5h 43mUnited Airlines

Wed 4/159:44 amYYZ - BOS

1 stop4h 43mUnited Airlines

Deal found 12/12

$324

Fri 3/1310:20 amBOS - YTZ

Nonstop1h 59mPorter Airlines

Sun 3/1511:05 amYTZ - BOS

Nonstop1h 35mPorter Airlines

Deal found 12/15

$284

Fri 1/165:30 amBOS - YYZ

2 stops7h 50mAir Canada

Sun 1/1810:00 amYYZ - BOS

1 stop4h 52mAir Canada

Deal found 12/14

$321

Sun 4/127:05 amBOS - YYZ

1 stop4h 38mUnited Airlines

Tue 4/2110:45 amYYZ - BOS

1 stop5h 35mUnited Airlines

Deal found 12/13

$324

Thu 3/53:30 pmBOS - YTZ

1 stop6h 33mPorter Airlines

Sat 3/71:10 pmYTZ - BOS

Nonstop1h 35mPorter Airlines

Deal found 12/15

$288

Mon 1/122:20 pmBOS - YYZ

1 stop4h 37mUnited Airlines

Mon 1/1912:45 pmYYZ - BOS

1 stop5h 47mUnited Airlines

Deal found 12/13

$324

Mon 1/126:54 pmBGR - YYZ

1 stop26h 25mMultiple Airlines

Mon 1/197:15 amYYZ - BGR

2 stops10h 59mMultiple Airlines

Deal found 12/15

$324

Thu 1/85:30 amBOS - YUL

Nonstop1h 25mAir Canada

Sun 1/111:25 pmYUL - BOS

Nonstop1h 27mAir Canada

Deal found 12/15

$342

Fri 1/91:00 pmBOS - YUL

1 stop5h 37mDelta

Sun 1/116:00 amYUL - BOS

1 stop6h 19mDelta

Deal found 12/15

$417

Thu 1/295:04 amBGR - YUL

2 stops19h 39mWestJet

Thu 2/59:34 amYUL - BGR

1 stop26h 50mWestJet

Deal found 12/15

$842

Fri 1/169:00 amBOS - YTZ

Nonstop1h 55mPorter Airlines

Mon 1/192:05 pmYTZ - BOS

1 stop4h 05mPorter Airlines

Deal found 12/15

$289

Sun 1/117:27 pmBGR - YYZ

1 stop28h 58mMultiple Airlines

Sun 1/187:15 amYYZ - BGR

2 stops11h 32mMultiple Airlines

Deal found 12/14

$332

Sun 1/115:20 amPWM - YYZ

1 stop11h 15mAmerican Airlines

Sun 1/1812:39 pmYYZ - PWM

2 stops11h 04mAmerican Airlines

Deal found 12/12

$457

Tue 1/136:00 amPWM - YYZ

1 stop10h 12mDelta

Tue 1/206:00 amYYZ - PWM

1 stop7h 45mDelta

Deal found 12/14

$427

Tue 4/77:05 amBOS - YTZ

Nonstop1h 59mPorter Airlines

Fri 4/108:30 pmYTZ - BOS

Nonstop1h 35mPorter Airlines

Deal found 12/12

$292

Tue 1/275:34 amBOS - YOW

2 stops16h 44mMultiple Airlines

Tue 2/37:00 amYOW - BOS

2 stops16h 19mMultiple Airlines

Deal found 12/12

$338

Thu 1/229:00 amBOS - YTZ

Nonstop1h 55mPorter Airlines

Sat 1/241:10 pmYTZ - BOS

Nonstop1h 35mPorter Airlines

Deal found 12/12

$292

Mon 1/263:40 pmBOS - YUL

Nonstop1h 25mAir Canada

Sun 2/11:25 pmYUL - BOS

Nonstop1h 27mAir Canada

Deal found 12/12

$396

Last-minute flights from Maine to Ontario
Discover last-minute flight deals from Maine to Ontario. Data last updated December 15, 2025 and is based on user searches.

Mon 1/56:15 amBOS - YYZ

Nonstop2h 02mAir Canada

Sat 1/319:00 amYYZ - BOS

1 stop5h 52mAir Canada

Deal found 12/15

$230

Mon 1/53:30 pmBOS - YTZ

1 stop6h 33mPorter Airlines

Fri 1/92:05 pmYTZ - BOS

1 stop4h 05mPorter Airlines

Deal found 12/15

$240

Mon 1/56:55 pmBOS - YTZ

Nonstop1h 55mPorter Airlines

Thu 1/82:05 pmYTZ - BOS

1 stop4h 05mPorter Airlines

Deal found 12/15

$242

Wed 1/710:56 amBOS - YYZ

1 stop13h 15mMultiple Airlines

Sun 1/1112:15 pmYYZ - BOS

3 stops35h 42mMultiple Airlines

Deal found 12/14

$226

Thu 1/83:30 pmBOS - YYZ

1 stop4h 41mMultiple Airlines

Sun 1/1112:15 pmYYZ - BOS

3 stops35h 42mMultiple Airlines

Deal found 12/14

$227

Thu 1/89:00 amBOS - YTZ

Nonstop1h 55mPorter Airlines

Mon 1/126:55 pmYTZ - BOS

Nonstop1h 35mPorter Airlines

Deal found 12/14

$236

Fri 1/99:00 amBOS - YTZ

Nonstop1h 55mPorter Airlines

Mon 1/126:55 pmYTZ - BOS

Nonstop1h 35mPorter Airlines

Deal found 12/13

$235

Fri 1/93:30 pmBOS - YYZ

1 stop4h 41mMultiple Airlines

Sun 1/1112:15 pmYYZ - BOS

3 stops35h 42mMultiple Airlines

Deal found 12/15

$236

Wed 1/145:34 amBOS - YYZ

2 stops14h 37mMultiple Airlines

Fri 1/167:10 amYYZ - BOS

1 stop16h 09mMultiple Airlines

Deal found 12/15

$241

Thu 1/225:34 amBOS - YYZ

1 stop17h 46mMultiple Airlines

Sun 1/258:30 pmYYZ - BOS

1 stop19h 58mMultiple Airlines

Deal found 12/14

$238

Tue 1/273:43 pmBOS - YYZ

2 stops31h 37mMultiple Airlines

Tue 2/107:15 amYYZ - BOS

1 stop16h 04mMultiple Airlines

Deal found 12/14

$235

Tue 1/279:00 amBOS - YTZ

Nonstop1h 55mPorter Airlines

Tue 2/310:30 amYTZ - BOS

Nonstop1h 35mPorter Airlines

Deal found 12/13

$237

One-way flights from Maine to Ontario
Search for one-way flight options from Maine to Ontario. Find affordable one-way fares based on user searches. Data last updated December 15, 2025.

Thu 1/295:27 pmBOS - YUL

1 stop22h 55mMultiple Airlines

Deal found 12/15

$107

Tue 1/273:43 pmBOS - YOW

1 stop25h 30mMultiple Airlines

Deal found 12/13

$110

Sun 1/253:30 pmBOS - YTZ

1 stop6h 33mPorter Airlines

Deal found 12/15

$111

Sat 1/103:30 pmBOS - YYZ

1 stop4h 41mPorter Airlines

Deal found 12/15

$112

Wed 2/1811:31 amBOS - YYZ

1 stop11h 49mMultiple Airlines

Deal found 12/12

$113

Wed 2/189:00 amBOS - YTZ

Nonstop1h 57mPorter Airlines

Deal found 12/12

$113

Sat 4/113:30 pmBOS - YYZ

1 stop4h 40mPorter Airlines

Deal found 12/13

$114

Thu 1/157:00 amBOS - YTZ

2 stops15h 03mMultiple Airlines

Deal found 12/14

$114

Thu 2/263:30 pmBOS - YYZ

1 stop4h 41mPorter Airlines

Deal found 12/13

$115

Tue 1/273:43 pmBOS - YUL

2 stops25h 17mMultiple Airlines

Deal found 12/13

$115

Sat 4/43:30 pmBOS - YYZ

1 stop4h 40mPorter Airlines

Deal found 12/14

$116

Sat 4/1110:20 amBOS - YTZ

Nonstop1h 59mPorter Airlines

Deal found 12/13

$116

Find flight deals from Maine to Ontario

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$222 (Air Canada)
One-way from	$107 (Kiwi.com)
Popular in	December
Cheapest in	October
Average price	$367

Provider with most accurate pricing for Boston Logan Intl-Toronto (YTO) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Boston Logan Intl-Toronto (YTO) flights.

Search Deals

From Maine to Ontario

Search Deals

One-way flight from Maine to Ontario

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($39 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($5 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

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 1/8

3:30 pm-7:08 pm

1 stop3h 38m

Toronto Island

Mon 1/12

6:55 pm-8:30 pm

Nonstop1h 35m

$247

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 1/15

3:43 pm-12:11 am

1 stop8h 28m

Toronto Pearson Intl

Sun 2/1

8:20 pm-11:19 pm

1 stop26h 59m

$262

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 3/20

6:55 pm-8:54 pm

Nonstop1h 59m

Toronto Island

Sun 3/22

2:05 pm-6:10 pm

1 stop4h 05m

$275

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Thu 1/8

3:30 pm-5:03 pm

Nonstop1h 33m

Ottawa

Mon 1/12

7:00 am-11:57 pm

1 stop16h 57m

$275

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 4/24

3:30 pm-10:03 pm

1 stop6h 33m

Toronto Island

Sun 4/26

7:45 am-6:10 pm

2 stops10h 25m

$282

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 3/13

10:20 am-12:19 pm

Nonstop1h 59m

Toronto Island

Sun 3/15

11:05 am-12:40 pm

Nonstop1h 35m

$284

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 3/5

3:30 pm-10:03 pm

1 stop6h 33m

Toronto Island

Sat 3/7

1:10 pm-2:45 pm

Nonstop1h 35m

$288

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Thu 1/15

7:00 am-5:13 pm

1 stop10h 13m

Ottawa

Mon 1/19

4:40 pm-6:10 pm

Nonstop1h 30m

$289

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 1/16

9:00 am-10:55 am

Nonstop1h 55m

Toronto Island

Mon 1/19

2:05 pm-6:10 pm

1 stop4h 05m

$289

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Tue 4/7

7:05 am-9:04 am

Nonstop1h 59m

Toronto Island

Fri 4/10

8:30 pm-10:05 pm

Nonstop1h 35m

$292

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 60 results

...

Best time to book a flight from Maine to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Maine 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 Maine to Ontario

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

Unlike at noon, when flights are generally more expensive, you can save up to 19% on flights from Maine to Region of Ontario by exploring options for tickets in the evening.

Reviews of airlines servicing Ontario

Get a feel of what it's like to fly with American Airlines from Maine to Ontario by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

American Airlines

7.2

Good

11,051 reviews

Reviews

1 / 20

10.0

Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

American Airlines

7.2

Good

11,051 reviews

American Airlines

7.2

Good

11,051 reviews

Reviews

1 / 20

10.0

Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

Related info for your journey

How long is the flight from Maine to Region of Ontario?
Airlines like Porter Airlines, Air Canada, and United Airlines fly from Maine to Region of Ontario in about 2h 02m. The time it takes to get you to your destination can typically vary by up to 7h 25m. There are 444 mi between Maine and Region of Ontario. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
Can I find deals for flights from Maine to Ontario that include hotel bookings?
Yes. In addition to deals on Maine to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Maine to Ontario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Maine to Ontario.
Can I find deals for business class flights from Maine to Ontario?
Yes. Cheapflights offers flight deals from Maine 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$107+ Cheap flights from Maine 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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Maine to Ontario with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Maine to Ontario

Cheapest flights from Maine to OntarioExplore the most affordable flight options available from Maine to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

Explore the most affordable flight options available from Maine to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

Find flight deals from Maine to Ontario

Keep the following information in mind while searching for Maine to Ontario flight deals. Data was last updated December 15, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from Maine to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Maine with our price prediction graph.

Cheapflights Insights

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

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

Find hourly flight availability from Maine 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 15, 2025.

Reviews of airlines servicing Ontario

Get a feel of what it's like to fly with American Airlines from Maine to Ontario by reading reviews from past customers. 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 Maine to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

How can I find direct flights from Maine to Ontario?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Maine to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Maine to Ontario
Explore the most affordable flight options available from Maine to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.