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Cheap flights from Maine to Ontario from C$ 176

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — YYZ
26 Nov — 3 Dec1
1 adult

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 21 November 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 21 November 2024.

Thu 5/125:00 a.m.BOS - YUL
1 stop9h 55mMultiple Airlines
Sun 8/123:55 p.m.YUL - BOS
1 stop17h 19mMultiple Airlines
Deal found 21/11C$ 290
Tue 10/1212:30 p.m.BOS - YYZ
1 stop11h 25mMultiple Airlines
Wed 11/128:35 a.m.YYZ - BOS
1 stop15h 07mMultiple Airlines
Deal found 20/11C$ 376
Thu 5/127:00 a.m.BOS - YTZ
Nonstop1h 59mPorter Airlines
Sun 8/1211:40 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 21/11C$ 409
Thu 5/125:00 a.m.BOS - YTZ
2 stops16h 25mMultiple Airlines
Sun 8/129:05 a.m.YTZ - BOS
Nonstop1h 35mMultiple Airlines
Deal found 21/11C$ 412
Mon 9/126:10 a.m.BOS - YYZ
Nonstop2h 06mAir Canada
Tue 10/125:00 p.m.YYZ - BOS
Nonstop1h 44mAir Canada
Deal found 21/11C$ 465
Thu 12/126:10 a.m.BOS - YYZ
Nonstop2h 06mUnited Airlines
Tue 17/126:15 a.m.YYZ - BOS
1 stop12h 32mUnited Airlines
Deal found 21/11C$ 471
Wed 11/127:10 a.m.BOS - YTZ
1 stop4h 40mAir Canada
Wed 11/123:25 p.m.YTZ - BOS
1 stop4h 38mAir Canada
Deal found 21/11C$ 472
Fri 13/1210:20 a.m.BOS - YUL
1 stop6h 25mPorter Airlines
Sun 15/1211:50 a.m.YUL - BOS
1 stop3h 45mPorter Airlines
Deal found 21/11C$ 475
Thu 5/126:00 a.m.BOS - YYZ
1 stop5h 46mLufthansa
Sun 8/126:15 a.m.YYZ - BOS
1 stop4h 07mLufthansa
Deal found 21/11C$ 479
Thu 19/127:00 a.m.BOS - YOW
1 stop4h 11mPorter Airlines
Sun 22/127:00 a.m.YOW - BOS
1 stop3h 40mPorter Airlines
Deal found 21/11C$ 497
Thu 5/127:10 a.m.BOS - YUL
Nonstop1h 25mAir Canada
Mon 9/121:30 p.m.YUL - BOS
Nonstop1h 25mAir Canada
Deal found 20/11C$ 514
Fri 6/126:05 a.m.BOS - YYZ
1 stop4h 19mDelta
Sat 7/122:00 p.m.YYZ - BOS
1 stop5h 17mDelta
Deal found 21/11C$ 519

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 640,016 searches. Data last updated 21 November 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 5/12

5:00 a.m.-2:55 p.m.

1 stop9h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 8/12

3:55 p.m.-9:14 a.m.

1 stop17h 19m

C$ 290

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 9/1

2:06 p.m.-12:26 a.m.

1 stop10h 20m

Toronto Pearson Intl

Mon 13/1

7:05 a.m.-10:36 a.m.

1 stop27h 31m

C$ 363

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Sat 8/2

10:50 a.m.-12:15 p.m.

Nonstop1h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 12/2

4:30 p.m.-10:37 p.m.

1 stop6h 07m

C$ 406

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 5/12

7:00 a.m.-8:59 a.m.

Nonstop1h 59m

Toronto Island

Sun 8/12

11:40 a.m.-1:15 p.m.

Nonstop1h 35m

C$ 409

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 5/12

5:00 a.m.-9:25 p.m.

2 stops16h 25m

Toronto Island

Sun 8/12

9:05 a.m.-10:40 a.m.

Nonstop1h 35m

C$ 412

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Thu 16/1

11:36 a.m.-7:20 p.m.

1 stop7h 44m

Toronto Pearson Intl

Mon 20/1

12:45 p.m.-10:30 p.m.

1 stop9h 45m

C$ 444

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Fri 24/1

7:25 p.m.-9:27 p.m.

Nonstop2h 02m

Toronto Pearson Intl

Mon 27/1

10:30 a.m.-12:12 p.m.

Nonstop1h 42m

C$ 450

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Thu 23/1

5:44 a.m.-3:30 p.m.

1 stop9h 46m

Toronto Pearson Intl

Mon 27/1

10:54 a.m.-10:34 p.m.

2 stops11h 40m

C$ 458

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Mon 9/12

6:10 a.m.-8:16 a.m.

Nonstop2h 06m

Toronto Pearson Intl

Tue 10/12

5:00 p.m.-6:44 p.m.

Nonstop1h 44m

C$ 465

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Wed 11/12

7:10 a.m.-11:50 a.m.

1 stop4h 40m

Toronto Island

Wed 11/12

3:25 p.m.-8:03 p.m.

1 stop4h 38m

C$ 472

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/11

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 21 November 2024.

When flying from Maine to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 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.

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 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).

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 21 November 2024.
To help decide which airline to fly from Maine to Ontario, see what other customers have to say about Delta, Air Canada and American Airlines. 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.
8.0
Very good
8,755 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good
8,755 reviews
8.0
Very good
8,755 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.8
Good
288 reviews
8.0
Very good
8,755 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.8
Good
389 reviews
8.0
Very good
8,755 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.4
Good
9,172 reviews
8.0
Very good
8,755 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.3
Good
2,811 reviews
8.0
Very good
8,755 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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?

    For one-way options, check prices for Porter Airlines. According to our data, you can fly for as low as C$ 193. Users have also found prices from C$ 196 and C$ 209 on Air Canada and United Airlines, respectively.

  • 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, October is the cheapest month in which you can book a flight from Maine to Region of Ontario (average of C$ 178). Flying from Maine to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.

Fly with Cheapflights

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How does Cheapflights help users find flights from Maine to Ontario?

When you search for this flight from Maine to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Maine 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 Maine to Ontario.

Can Cheapflights find flights from Maine to Ontario with no change fees?

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

Can Cheapflights notify me if prices for flights from Maine to Ontario become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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