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

American Airlines and United Airlines can get you from Maine to Region of Ontario in just under 11h 33m. Your travel time can differ by up to 14h 15m. 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$ 328+ 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 27 October 2026.

Thu 26/1110:34 a.m. -

1 stop25h 25m

Thu 3/125:11 p.m. -

1 stop16h 11m

Deal found 27/10C$ 652

Sat 5/125:04 a.m. -

1 stop11h 27m

Sat 12/125:10 p.m. -

1 stop16h 35m

Deal found 22/10C$ 678

Thu 26/113:10 p.m. -

2 stops22h 30m

Thu 3/126:30 a.m. -

1 stop26h 38m

Deal found 27/10C$ 691

Wed 11/116:17 a.m. -

1 stop10h 17m

Fri 13/115:14 p.m. -

1 stop16h 20m

Deal found 22/10C$ 718

Mon 7/129:48 a.m. -

1 stop28h 22m

Mon 14/127:15 a.m. -

1 stop26h 06m

Deal found 23/10C$ 757

Thu 10/124:00 p.m. -

1 stop6h 54m

Thu 17/122:35 p.m. -

1 stop8h 45m

Deal found 26/10C$ 781

Thu 3/126:00 a.m. -

1 stop11h 49m

Mon 7/122:57 p.m. -

1 stop4h 28m

Deal found 25/10C$ 813

Wed 11/115:50 a.m. -

2 stops12h 07m

Fri 13/117:44 p.m. -

1 stop14h 23m

Deal found 22/10C$ 851

Thu 10/1210:54 a.m. -

2 stops32h 46m

Thu 17/127:15 a.m. -

1 stop25h 53m

Deal found 26/10C$ 855

Mon 7/1211:23 a.m. -

1 stop25h 48m

Mon 14/123:10 p.m. -

1 stop19h 29m

Deal found 23/10C$ 942

Tue 8/1211:23 a.m. -

2 stops26h 46m

Tue 15/123:10 p.m. -

1 stop19h 29m

Deal found 24/10C$ 1,055

Wed 9/1211:24 a.m. -

1 stop10h 32m

Wed 16/126:00 a.m. -

1 stop4h 39m

Deal found 25/10C$ 1,104

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 27 October 2026.

Thu 26/113:10 p.m. -

2 stops22h 30m

Thu 3/126:30 a.m. -

1 stop26h 38m

Deal found 27/10C$ 691

Thu 10/124:00 p.m. -

1 stop6h 54m

Thu 17/122:35 p.m. -

1 stop8h 45m

Deal found 26/10C$ 781

Thu 3/126:00 a.m. -

1 stop11h 49m

Mon 7/122:57 p.m. -

1 stop4h 28m

Deal found 26/10C$ 813

Sat 5/129:58 a.m. -

2 stops11h 50m

Sat 12/125:10 p.m. -

1 stop16h 35m

Deal found 22/10C$ 828

Thu 10/126:00 a.m. -

1 stop11h 49m

Thu 17/122:45 p.m. -

1 stop4h 18m

Deal found 26/10C$ 813

Thu 10/1210:54 a.m. -

2 stops32h 46m

Thu 17/127:15 a.m. -

1 stop25h 53m

Deal found 26/10C$ 855

Sat 21/116:00 a.m. -

1 stop5h 19m

Sat 28/116:04 p.m. -

1 stop6h 15m

Deal found 24/10C$ 858

Fri 26/36:00 a.m. -

1 stop11h 59m

Mon 29/39:30 a.m. -

1 stop4h 08m

Deal found 26/10C$ 813

Wed 11/115:50 a.m. -

2 stops12h 07m

Fri 13/117:44 p.m. -

1 stop14h 23m

Deal found 22/10C$ 851

Sat 21/116:00 a.m. -

1 stop15h 24m

Sat 28/116:40 p.m. -

1 stop4h 41m

Deal found 24/10C$ 886

Wed 9/123:20 p.m. -

1 stop8h 06m

Wed 16/128:35 a.m. -

1 stop7h 03m

Deal found 25/10C$ 886

Mon 7/1211:23 a.m. -

1 stop25h 48m

Mon 14/123:10 p.m. -

1 stop19h 29m

Deal found 23/10C$ 942

Tue 8/1211:23 a.m. -

2 stops26h 46m

Tue 15/123:10 p.m. -

1 stop19h 29m

Deal found 24/10C$ 1,055

Wed 9/1211:24 a.m. -

1 stop10h 32m

Wed 16/126:00 a.m. -

1 stop4h 39m

Deal found 25/10C$ 1,104

Thu 10/1211:23 a.m. -

2 stops27h 06m

Thu 17/123:10 p.m. -

1 stop7h 20m

Deal found 26/10C$ 1,200

Mon 9/1111:00 a.m. -

1 stop26h 11m

Thu 12/114:46 p.m. -

2 stops41h 27m

Deal found 26/10C$ 1,484

Find flight deals from Maine to Ontario

Round-trip from	C$ 611
One-way from	C$ 336

18/1-4/2
3 total stops
67h 23m total
Maine to Ontario

Search Deals

10/11-31/12
2 total stops
21h 21m 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

Thu 10/12

6:00 a.m.-5:10 p.m.

1 stop11h 10m

Toronto Pearson Intl

Wed 31/12

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

Nonstop0h 00m

C$ 328

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Tue 10/11

5:09 p.m.-2:30 p.m.

2 stops21h 21m

Toronto Pearson Intl

Wed 31/12

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

Nonstop0h 00m

C$ 336

Quickest round-trip

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Tue 10/11

6:47 p.m.-11:47 p.m.

1 stop5h 00m

Toronto Pearson Intl

Wed 31/12

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

Nonstop0h 00m

C$ 387

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Sun 3/1

6:00 a.m.-5:49 p.m.

1 stop11h 49m

Toronto Pearson Intl

Wed 31/12

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

Nonstop0h 00m

C$ 481

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Thu 26/11

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

2 stops22h 30m

Toronto Pearson Intl

Thu 3/12

6:30 a.m.-9:08 a.m.

1 stop26h 38m

C$ 691

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Sun 3/1

10:54 a.m.-12:00 p.m.

2 stops49h 06m

Toronto Pearson Intl

Wed 31/12

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

Nonstop0h 00m

C$ 765

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Thu 10/12

4:00 p.m.-10:54 p.m.

1 stop6h 54m

Toronto Pearson Intl

Thu 17/12

2:35 p.m.-11:20 p.m.

1 stop8h 45m

C$ 781

BangorOttawa

BGR Bangor - YOW Ottawa

BGRYOW

Bangor

Fri 6/11

11:00 a.m.-9:56 p.m.

1 stop10h 56m

Ottawa

Wed 31/12

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

Nonstop0h 00m

C$ 782

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Thu 3/12

6:00 a.m.-5:49 p.m.

1 stop11h 49m

Toronto Pearson Intl

Mon 7/12

2:57 p.m.-7:25 p.m.

1 stop4h 28m

C$ 813

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Thu 10/12

6:00 a.m.-5:49 p.m.

1 stop11h 49m

Toronto Pearson Intl

Thu 17/12

2:45 p.m.-7:03 p.m.

1 stop4h 18m

C$ 813

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/10

Showing 1-10 of 23 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

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Maine to Region of Ontario?
American Airlines and United Airlines can get you from Maine to Region of Ontario in just under 11h 33m. Your travel time can differ by up to 14h 15m. 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

Alternative routes

Complete your trip

Direct flights to Canada

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Popular flights

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Top destinations

Alternative routes for Maine to Ontario

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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.

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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.

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

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Cheap flights from Maine to Ontario from C$ 328

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 10/12. 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 27 October 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 27 October 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 27 October 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 27 October 2026.

Last-minute flights from Maine to OntarioDiscover last-minute flight deals from Maine to Ontario. Data last updated 27 October 2026 and is based on user searches.

Discover last-minute flight deals from Maine to Ontario. Data last updated 27 October 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 27 October 2026.

Search for one-way flight options from Maine to Ontario. Find affordable one-way fares based on user searches. Data last updated 27 October 2026.

Find flight deals from Maine to Ontario

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Best time to book a flight from Maine to Ontario

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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 27 October 2026.

Popular flight searches

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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 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 27 October 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 27 October 2026.

Last-minute flights from Maine to Ontario
Discover last-minute flight deals from Maine to Ontario. Data last updated 27 October 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 27 October 2026.