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

American Airlines, Delta, and United Airlines can get you from Maine to Region of Ontario in just under 10h 17m. Your travel time can differ by up to 16h 52m. The distance between Maine and Region of Ontario is about 748 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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.

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).

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

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.

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.

C$ 354+ Cheap Flights from Maine to Ontario

Cheap flight deals from Maine to Ontario

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 28 September 2026.

Sat 31/106:31 p.m. -

1 stop22h 44m

Thu 12/116:30 a.m. -

1 stop26h 38m

Deal found 26/9C$ 573

Sat 31/106:31 p.m. -

1 stop22h 44m

Tue 10/1112:20 p.m. -

1 stop29h 31m

Deal found 26/9C$ 588

Sat 31/106:31 p.m. -

1 stop22h 44m

Mon 9/119:15 a.m. -

2 stops31h 09m

Deal found 26/9C$ 607

Sat 31/106:31 p.m. -

1 stop22h 44m

Fri 13/114:50 p.m. -

1 stop25h 01m

Deal found 26/9C$ 624

Tue 10/115:09 p.m. -

2 stops21h 31m

Tue 17/1112:20 p.m. -

1 stop29h 31m

Deal found 26/9C$ 636

Wed 11/116:31 p.m. -

2 stops20h 49m

Wed 18/117:15 a.m. -

1 stop26h 06m

Deal found 26/9C$ 641

Sat 24/106:00 a.m. -

1 stop10h 47m

Sat 31/102:15 p.m. -

1 stop8h 29m

Deal found 24/9C$ 724

Fri 30/109:48 a.m. -

1 stop27h 52m

Sun 1/116:30 a.m. -

1 stop26h 38m

Deal found 25/9C$ 730

Sat 7/1110:07 a.m. -

2 stops27h 13m

Sat 14/118:00 a.m. -

1 stop8h 32m

Deal found 23/9C$ 1,216

Wed 11/1111:00 a.m. -

1 stop26h 11m

Wed 18/113:10 p.m. -

1 stop19h 09m

Deal found 27/9C$ 1,251

Sat 7/1111:00 a.m. -

2 stops10h 50m

Sat 14/114:46 p.m. -

2 stops41h 33m

Deal found 23/9C$ 1,299

Mon 9/1111:00 a.m. -

2 stops27h 29m

Mon 16/113:10 p.m. -

1 stop19h 09m

Deal found 25/9C$ 1,314

Find flight deals from Maine to Ontario

Round-trip from	C$ 573
One-way from	C$ 354

31/10-12/11
2 total stops
49h 22m total
Maine to Ontario

Search Deals

9/11-31/12
2 total stops
27h 27m total
Maine to Ontario

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Mon 9/11

3:53 p.m.-7:20 p.m.

2 stops27h 27m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 354

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Mon 9/11

5:08 p.m.-11:59 p.m.

1 stop6h 51m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 414

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Thu 31/12

8:00 a.m.-4:47 p.m.

1 stop8h 47m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 414

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Sun 8/11

6:17 a.m.-11:59 a.m.

1 stop5h 42m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 420

Quickest round-trip

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Tue 13/10

6:00 a.m.-10:40 a.m.

1 stop4h 40m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 508

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Sun 8/11

3:10 p.m.-1:40 p.m.

2 stops22h 30m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 512

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Tue 13/10

5:15 a.m.-1:07 p.m.

2 stops7h 52m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 568

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Thu 12/11

6:17 a.m.-4:34 p.m.

1 stop10h 17m

Toronto Pearson Intl

Thu 19/11

5:13 p.m.-9:49 a.m.

1 stop16h 36m

C$ 790

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Tue 27/10

6:28 a.m.-11:36 p.m.

1 stop17h 08m

Toronto Pearson Intl

Sat 14/11

7:50 a.m.-1:08 p.m.

1 stop5h 18m

C$ 843

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Tue 27/10

6:28 a.m.-9:17 p.m.

1 stop14h 49m

Toronto Pearson Intl

Sun 15/11

6:00 a.m.-12:19 a.m.

1 stop18h 19m

C$ 861

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/9

Showing 1-10 of 20 resultsSorted by cheapest first

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.

PWM-YYZ

BGR-YOW

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

USME-CAON

PWM-YYZ

BGR-YOW

Weekly flight availability from Maine to Region of Ontario

The most flights from USME to CAON are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Related info for your journey

How long is the flight from Maine to Region of Ontario?
American Airlines, Delta, and United Airlines can get you from Maine to Region of Ontario in just under 10h 17m. Your travel time can differ by up to 16h 52m. The distance between Maine and Region of Ontario is about 748 km. When browsing for deals, the options you’ll see will be for both direct 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

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Complete your trip

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Flights by cabin class

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Popular flights

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Top destinations

Alternative routes for Maine to Ontario

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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.

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Cheap flights from Maine to Ontario from C$ 354

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.

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 28 September 2026.

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 28 September 2026.

Best flights from Maine to OntarioDiscover 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 28 September 2026.

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 28 September 2026.

Last-minute flights from Maine to OntarioDiscover last-minute flight deals from Maine to Ontario. Data last updated 28 September 2026 and is based on user searches.

Discover last-minute flight deals from Maine to Ontario. Data last updated 28 September 2026 and is based on user searches.

One-way flights from Maine to OntarioSearch for one-way flight options from Maine to Ontario. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.

Search for one-way flight options from Maine to Ontario. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.

Find flight deals from Maine to Ontario

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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.

Cheapflights Insights

Weekly flight availability from Maine to Region of Ontario

Explore weekly flight availability from Maine to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 28 September 2026.

The most flights from USME to CAON are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Related info for your journey

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

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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.

Complete your trip

Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Canada

Book a non-stop flight to one of these other cities located in Canada.

Search flights from Maine to Ontario by cabin class

Find flights from Maine to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Maine and Ontario flights

Browse other Maine and Ontario flight options. Last updated on 28 September 2026.

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Find a return flight route from Ontario

Find the right flight back to Maine after your stay in Ontario

Maine to Ontario flights

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

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

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

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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 28 September 2026.

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 28 September 2026.

Last-minute flights from Maine to Ontario
Discover last-minute flight deals from Maine to Ontario. Data last updated 28 September 2026 and is based on user searches.

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 28 September 2026.