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Maine

$135+ Cheap flights from Ontario to Maine

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 3/26. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — PWM
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Ontario to Maine

Keep the following information in mind while searching for Ontario to Maine flight deals. Data was last updated February 20, 2025.

Round-trip from

$223
(United Airlines)

One-way from

$135
(Mytrip)

Popular in

February

Cheapest in

September

Average price

$576
From Ontario to Maine
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One-way flight from Ontario to Maine
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($86 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Ontario to Maine

Cheapest flights from Ontario to Maine
Explore the most affordable flight options available from Ontario to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This United Airlines deal was found by Cheapflights users on 2/19. 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.
Thu 3/63:25 pmYUL - BOS
Nonstop1h 28mUnited Airlines
Mon 3/107:36 pmBOS - YUL
1 stop12h 09mUnited Airlines
Deal found 2/19$223
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 3/207:35 amYYZ - BOS
1 stop15h 22mMultiple Airlines
Sat 3/2211:14 amBOS - YYZ
1 stop11h 21mMultiple Airlines
Deal found 2/20$224
This Air Canada deal was found by Cheapflights users on 2/20. 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 3/64:30 pmYUL - BOS
1 stop6h 09mAir Canada
Tue 3/1110:50 amBOS - YUL
Nonstop1h 25mAir Canada
Deal found 2/20$225
This Air Canada deal was found by Cheapflights users on 2/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/193:25 pmYTZ - BOS
1 stop5h 19mAir Canada
Mon 3/247:00 amBOS - YTZ
1 stop4h 50mAir Canada
Deal found 2/19$226
This Air Canada deal was found by Cheapflights users on 2/18. 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.
Tue 3/118:55 pmYYZ - BOS
Nonstop1h 44mAir Canada
Thu 3/137:00 amBOS - YYZ
1 stop6h 41mAir Canada
Deal found 2/18$226
This Trip.com deal was found by Cheapflights users on 2/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/299:05 amYTZ - BOS
Nonstop1h 35mPorter Airlines
Tue 4/17:05 amBOS - YTZ
Nonstop1h 59mPorter Airlines
Deal found 2/19$227
This Flightnetwork deal was found by Cheapflights users on 2/20. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/226:50 amYUL - BOS
1 stop3h 50mPorter Airlines
Sun 3/2311:25 amBOS - YUL
1 stop5h 25mPorter Airlines
Deal found 2/20$230
This Booking.com deal was found by Cheapflights users on 2/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/61:45 pmYTZ - BOS
Nonstop1h 40mAir Transat
Sun 3/97:20 pmBOS - YTZ
Nonstop1h 59mAir Transat
Deal found 2/20$237
This Trip.com deal was found by Cheapflights users on 2/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/237:00 amYOW - BOS
1 stop3h 40mPorter Airlines
Tue 3/252:05 pmBOS - YOW
1 stop6h 29mPorter Airlines
Deal found 2/20$238
This Mytrip deal was found by Cheapflights users on 2/19. 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.
Tue 4/226:45 amYUL - BOS
2 stops27h 37mMultiple Airlines
Tue 4/298:31 pmBOS - YUL
2 stops18h 24mMultiple Airlines
Deal found 2/19$251
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/56:15 amYOW - BOS
2 stops16h 42mMultiple Airlines
Mon 4/75:40 pmBOS - YOW
2 stops31h 00mMultiple Airlines
Deal found 2/20$254
This Air Canada deal was found by Cheapflights users on 2/18. 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.
Tue 4/111:00 amYOW - BOS
1 stop5h 52mAir Canada
Mon 4/76:35 amBOS - YOW
1 stop5h 42mAir Canada
Deal found 2/18$256

Find flights from Ontario to Maine within your budget

Customize your flight search to find flights from Ontario to Maine 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 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Ontario

Fly to

Maine

Route

Depart

Return

Price

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 3/6

7:15 pm-8:44 pm

Nonstop1h 29m

Boston Logan Intl

Sun 3/9

7:00 am-8:23 am

Nonstop1h 23m

$223

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 3/20

7:35 am-10:57 pm

1 stop15h 22m

Boston Logan Intl

Sat 3/22

11:14 am-10:35 pm

1 stop11h 21m

$224

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 3/6

4:30 pm-10:39 pm

1 stop6h 09m

Boston Logan Intl

Tue 3/11

10:50 am-12:15 pm

Nonstop1h 25m

$225

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Wed 3/19

3:25 pm-8:44 pm

1 stop5h 19m

Boston Logan Intl

Mon 3/24

7:00 am-11:50 am

1 stop4h 50m

$226

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Tue 3/11

8:55 pm-10:39 pm

Nonstop1h 44m

Boston Logan Intl

Thu 3/13

7:00 am-1:41 pm

1 stop6h 41m

$226

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Sat 3/29

9:05 am-10:40 am

Nonstop1h 35m

Boston Logan Intl

Tue 4/1

7:05 am-9:04 am

Nonstop1h 59m

$227

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Sat 3/22

6:50 am-10:40 am

1 stop3h 50m

Boston Logan Intl

Sun 3/23

11:25 am-4:50 pm

1 stop5h 25m

$230

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 3/20

8:00 am-9:35 am

Nonstop1h 35m

Boston Logan Intl

Mon 3/24

2:05 pm-4:04 pm

Nonstop1h 59m

$237

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Sun 3/23

7:00 am-10:40 am

1 stop3h 40m

Boston Logan Intl

Tue 3/25

2:05 pm-8:34 pm

1 stop6h 29m

$238

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Tue 4/15

11:00 am-9:00 pm

1 stop10h 00m

Boston Logan Intl

Wed 4/16

8:05 am-12:05 pm

1 stop4h 00m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Maine

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

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

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

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Maine (average of $296). Flying from Region of Ontario to Maine in April is currently the most expensive (average of $498). 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 ON to ME?

Find hourly flight availability from Ontario to Maine. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

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

Rainfall in Maine by month

Plan your trip to Maine by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Maine when rainfall is around 2.9 in.

Temperature in Maine by month

Plan your trip to Maine by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Maine, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Maine

Get insights into the airlines that provide service to Maine. 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 Maine. Reviews last updated February 20, 2025.
Read through reviews of airlines operating flights from Ontario to Maine, such as Delta, Porter Airlines and Air Transat. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Porter Airlines
7.9
Good
276 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Transat
7.8
Good
380 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,765 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Ontario to Maine. 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 Region of Ontario to Maine one-way?

    $137 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Porter Airlines and Air Canada, with prices starting from $138 and $138, respectively.

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

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

  • How can I find direct flights from Ontario to Maine?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Maine 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 Region of Ontario to Maine?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Maine (average of $296). Flying from Region of Ontario to Maine in April is currently the most expensive (average of $498). 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 Ontario to Maine

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Ontario to Maine

Discover the top airline that operate flights from Ontario to Maine. 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 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$243Average$482FlexibilityNo cancel feeOn-time71%
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