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$124+ 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 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — YYZ
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Maine to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Maine (USME) to Ontario (CAON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Find 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 November 21, 2024.

This Mytrip deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/55:00 amBOS - YUL
1 stop9h 55mMultiple Airlines
Mon 12/93:55 pmYUL - BOS
1 stop17h 19mMultiple Airlines
Deal found 11/19$193
This Kiwi.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/53:55 pmBOS - YYZ
1 stop8h 31mMultiple Airlines
Sun 12/84:55 pmYYZ - BOS
1 stop30h 47mMultiple Airlines
Deal found 11/20$267
This Flybillet deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flybillet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/57:00 amBOS - YTZ
Nonstop1h 59mPorter Airlines
Sun 12/811:40 amYTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 11/21$293
This Mytrip deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/55:00 amBOS - YTZ
2 stops17h 13mMultiple Airlines
Sat 12/711:40 amYTZ - BOS
Nonstop1h 35mMultiple Airlines
Deal found 11/19$300
This United Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/107:27 pmPWM - YYZ
1 stop14h 31mUnited Airlines
Wed 12/116:40 pmYYZ - PWM
1 stop4h 10mUnited Airlines
Deal found 11/20$304
This Kiwi.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/132:05 pmBOS - YUL
1 stop5h 15mPorter Airlines
Sun 12/1511:50 amYUL - BOS
1 stop3h 45mPorter Airlines
Deal found 11/20$322
This Kiwi.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/36:00 amBOS - YOW
1 stop11h 53mMultiple Airlines
Tue 12/104:35 pmYOW - BOS
Nonstop1h 15mMultiple Airlines
Deal found 11/19$328
This Air Canada deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/56:10 amBOS - YYZ
Nonstop2h 06mAir Canada
Wed 12/118:55 pmYYZ - BOS
Nonstop1h 44mAir Canada
Deal found 11/20$332
This United Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/311:32 amBOS - YYZ
1 stop6h 14mUnited Airlines
Tue 12/38:55 pmYYZ - BOS
Nonstop1h 44mUnited Airlines
Deal found 11/19$334
This American Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/176:00 amBOS - YUL
1 stop4h 05mAmerican Airlines
Tue 12/1712:57 pmYUL - BOS
1 stop9h 40mAmerican Airlines
Deal found 11/20$338
This Kissandfly.com deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/56:00 amBOS - YYZ
1 stop5h 46mLufthansa
Sun 12/86:15 amYYZ - BOS
1 stop4h 07mLufthansa
Deal found 11/21$343
This Air Canada deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/77:10 amBOS - YTZ
1 stop4h 40mAir Canada
Tue 12/1710:25 amYTZ - BOS
1 stop4h 33mAir Canada
Deal found 11/21$353

Find flights from Maine to Ontario within your budget

Customize your flight search to find flights from Maine 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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 12/5

5:00 am-2:55 pm

1 stop9h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 12/8

3:55 pm-9:14 am

1 stop17h 19m

$208

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 12/5

3:55 pm-12:26 am

1 stop8h 31m

Toronto Pearson Intl

Sun 12/8

4:55 pm-11:42 pm

1 stop30h 47m

$267

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sat 2/8

10:50 am-12:15 pm

Nonstop1h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 2/12

4:30 pm-10:37 pm

1 stop6h 07m

$291

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 12/5

7:00 am-8:59 am

Nonstop1h 59m

Toronto Island

Sun 12/8

11:40 am-1:15 pm

Nonstop1h 35m

$293

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 12/5

5:00 am-9:25 pm

2 stops16h 25m

Toronto Island

Sun 12/8

9:05 am-10:40 am

Nonstop1h 35m

$295

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 12/10

7:27 pm-9:58 am

1 stop14h 31m

Toronto Pearson Intl

Wed 12/11

6:40 pm-10:50 pm

1 stop4h 10m

$304

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Thu 1/16

11:36 am-7:20 pm

1 stop7h 44m

Toronto Pearson Intl

Mon 1/20

12:45 pm-10:30 pm

1 stop9h 45m

$318

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 12/5

6:00 am-11:46 pm

2 stops17h 46m

Toronto Pearson Intl

Sun 12/8

6:15 am-10:22 am

1 stop4h 07m

$329

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Wed 12/4

6:10 am-8:16 am

Nonstop2h 06m

Toronto Pearson Intl

Wed 12/11

8:00 am-9:42 am

Nonstop1h 42m

$332

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Tue 12/3

11:32 am-5:46 pm

1 stop6h 14m

Toronto Pearson Intl

Tue 12/3

8:55 pm-10:39 pm

Nonstop1h 44m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 60 results
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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.

Travel insights for flights from Maine to Ontario

Get recent, data-driven insights about flights from Maine to Ontario including ideal travel times, pricing trends, and more.

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 November 21, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Maine 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 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.

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 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).

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 November 21, 2024.
See what other customers who have flown with United Airlines, Air Canada and Lufthansa from Maine to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,464 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Alaska Airlines
8.0
Very good
9,464 reviews
Alaska Airlines
8.0
Very good
9,464 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Delta
8.0
Very good
8,755 reviews
Alaska Airlines
8.0
Very good
9,464 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Porter Airlines
7.8
Good
288 reviews
Alaska Airlines
8.0
Very good
9,464 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Air Transat
7.8
Good
389 reviews
Alaska Airlines
8.0
Very good
9,464 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

United Airlines
7.4
Good
9,172 reviews
Alaska Airlines
8.0
Very good
9,464 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

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.

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

    One-way options have recently been found by users for as low as $124 on Delta. Other airlines that offer cheap prices include American Airlines from $126 and Porter Airlines from $137 one-way.

  • 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.

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

    Currently, January is the cheapest month in which you can book a flight from Maine to Region of Ontario (average of $242). Flying from Maine to Region of Ontario in July is currently the most expensive (average of $359). 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 Maine 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 Maine to Ontario

Discover the top airline that operate flights from Maine 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$247Average$437FlexibilityNo cancel feeOn-time71%
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