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

United Airlines can get you from Maine to Region of Ontario in just under 5h 43m. Your travel time can differ by up to . The distance between Maine and Region of Ontario is about 748 km.

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

For one-way options, check prices for Qatar Airways. According to our data, you can fly for as low as C$ 468. Users have also found prices from C$ 579 and C$ 735 on Egyptair and Air France, respectively.

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$ 390+ 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 7 November 2026.

Wed 2/1210:07 a.m. -

2 stops13h 13m

Wed 9/128:00 a.m. -

1 stop8h 32m

Deal found 3/11C$ 742

Sat 28/116:00 a.m. -

1 stop7h 43m

Sat 5/124:09 p.m. -

1 stop7h 10m

Deal found 7/11C$ 784

Sat 28/118:49 a.m. -

1 stop4h 54m

Sat 5/1212:00 p.m. -

2 stops11h 24m

Deal found 7/11C$ 797

Sat 5/125:04 a.m. -

1 stop11h 27m

Sat 12/1212:42 p.m. -

1 stop10h 04m

Deal found 7/11C$ 836

Tue 1/126:00 a.m. -

1 stop5h 59m

Sat 5/1212:42 p.m. -

1 stop10h 04m

Deal found 7/11C$ 839

Fri 4/1211:08 a.m. -

1 stop28h 22m

Fri 11/125:30 a.m. -

2 stops27h 57m

Deal found 3/11C$ 848

Tue 1/123:20 p.m. -

1 stop6h 04m

Wed 2/122:57 p.m. -

1 stop8h 27m

Deal found 3/11C$ 862

Sat 28/113:41 p.m. -

1 stop5h 43m

Sat 5/1210:00 a.m. -

1 stop4h 37m

Deal found 3/11C$ 870

Tue 15/1211:40 a.m. -

1 stop4h 39m

Wed 16/122:35 p.m. -

1 stop8h 45m

Deal found 5/11C$ 872

Sat 5/1212:28 p.m. -

2 stops25h 12m

Sat 12/127:15 a.m. -

1 stop26h 36m

Deal found 7/11C$ 876

Sat 5/124:47 p.m. -

1 stop7h 12m

Wed 9/1210:00 a.m. -

1 stop4h 37m

Deal found 4/11C$ 877

Mon 14/1211:08 a.m. -

1 stop29h 37m

Mon 21/124:30 p.m. -

1 stop17h 16m

Deal found 3/11C$ 904

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 7 November 2026.

Sat 28/113:41 p.m. -

1 stop5h 43m

Sat 5/1210:00 a.m. -

1 stop4h 37m

Deal found 3/11C$ 870

Tue 13/45:59 p.m. -

1 stop5h 14m

Sun 18/46:15 a.m. -

1 stop4h 46m

Deal found 7/11C$ 903

Mon 14/1211:08 a.m. -

2 stops36h 32m

Mon 21/124:30 p.m. -

1 stop17h 16m

Deal found 3/11C$ 982

Sat 5/124:47 p.m. -

1 stop7h 12m

Wed 9/1210:00 a.m. -

1 stop4h 37m

Deal found 5/11C$ 877

Fri 20/116:00 a.m. -

1 stop5h 19m

Sun 22/116:04 p.m. -

1 stop6h 15m

Deal found 5/11C$ 930

Mon 23/118:49 a.m. -

1 stop9h 00m

Wed 25/118:35 a.m. -

1 stop5h 41m

Deal found 3/11C$ 889

Fri 26/36:30 a.m. -

1 stop4h 44m

Mon 29/36:15 a.m. -

1 stop4h 46m

Deal found 7/11C$ 930

Tue 1/126:00 a.m. -

1 stop5h 48m

Thu 3/1212:55 p.m. -

1 stop7h 47m

Deal found 7/11C$ 903

Thu 15/49:10 a.m. -

1 stop4h 33m

Sat 17/46:40 p.m. -

1 stop4h 17m

Deal found 6/11C$ 903

Fri 26/36:00 a.m. -

1 stop11h 59m

Mon 29/39:30 a.m. -

1 stop4h 08m

Deal found 4/11C$ 914

Fri 4/1211:23 a.m. -

2 stops27h 44m

Fri 11/124:36 p.m. -

2 stops18h 03m

Deal found 3/11C$ 1,184

Tue 22/126:20 a.m. -

1 stop15h 36m

Tue 29/123:10 p.m. -

1 stop7h 20m

Deal found 7/11C$ 1,294

Wed 30/126:25 a.m. -

2 stops30h 45m

Wed 6/19:45 a.m. -

2 stops24h 59m

Deal found 3/11C$ 1,411

Sat 19/126:15 a.m. -

2 stops11h 05m

Sat 26/123:10 p.m. -

1 stop19h 35m

Deal found 4/11C$ 1,469

Sun 20/1211:20 a.m. -

1 stop25h 51m

Sun 27/126:00 a.m. -

1 stop16h 30m

Deal found 5/11C$ 1,560

Find flight deals from Maine to Ontario

Round-trip from	C$ 742
One-way from	C$ 390

2/12-9/12
3 total stops
21h 45m total
Maine to Ontario

Search Deals

United Airlines
19/12-31/12
1 total stop
7h 43m total
Maine to Ontario

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Sat 19/12

6:00 a.m.-1:43 p.m.

1 stop7h 43m

Toronto Pearson Intl

Wed 31/12

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

Nonstop0h 00m

C$ 390

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Sat 19/12

7:12 p.m.-11:55 p.m.

2 stops52h 43m

Toronto Pearson Intl

Wed 31/12

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

Nonstop0h 00m

C$ 411

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Fri 20/11

5:50 a.m.-1:43 p.m.

1 stop7h 53m

Toronto Pearson Intl

Wed 31/12

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

Nonstop0h 00m

C$ 417

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Sat 28/11

3:41 p.m.-9:24 p.m.

1 stop5h 43m

Toronto Pearson Intl

Sat 5/12

10:00 a.m.-2:37 p.m.

1 stop4h 37m

C$ 870

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Sat 5/12

4:47 p.m.-11:59 p.m.

1 stop7h 12m

Toronto Pearson Intl

Wed 9/12

10:00 a.m.-2:37 p.m.

1 stop4h 37m

C$ 877

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Mon 23/11

8:49 a.m.-5:49 p.m.

1 stop9h 00m

Toronto Pearson Intl

Wed 25/11

8:35 a.m.-2:16 p.m.

1 stop5h 41m

C$ 889

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Tue 13/4

5:59 p.m.-11:13 p.m.

1 stop5h 14m

Toronto Pearson Intl

Sun 18/4

6:15 a.m.-11:01 a.m.

1 stop4h 46m

C$ 903

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Tue 1/12

6:00 a.m.-11:48 a.m.

1 stop5h 48m

Toronto Pearson Intl

Thu 3/12

12:55 p.m.-8:42 p.m.

1 stop7h 47m

C$ 903

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Thu 15/4

9:10 a.m.-1:43 p.m.

1 stop4h 33m

Toronto Pearson Intl

Sat 17/4

6:40 p.m.-10:57 p.m.

1 stop4h 17m

C$ 903

PortlandToronto

PWM Portland - YYZ Toronto Pearson Intl

PWMYYZ

Portland

Fri 26/3

6:00 a.m.-5:59 p.m.

1 stop11h 59m

Toronto Pearson Intl

Mon 29/3

9:30 a.m.-1:38 p.m.

1 stop4h 08m

C$ 914

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/11

Showing 1-10 of 18 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?
United Airlines can get you from Maine to Region of Ontario in just under 5h 43m. Your travel time can differ by up to . The distance between Maine and Region of Ontario is about 748 km.
What are the cheapest airlines to fly from Maine to Region of Ontario one-way?
For one-way options, check prices for Qatar Airways. According to our data, you can fly for as low as C$ 468. Users have also found prices from C$ 579 and C$ 735 on Egyptair and Air France, 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.

See more FAQs

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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$ 390

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 19/12. 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 7 November 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 7 November 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 7 November 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 7 November 2026.

Last-minute flights from Maine to OntarioDiscover last-minute flight deals from Maine to Ontario. Data last updated 7 November 2026 and is based on user searches.

Discover last-minute flight deals from Maine to Ontario. Data last updated 7 November 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 7 November 2026.

Search for one-way flight options from Maine to Ontario. Find affordable one-way fares based on user searches. Data last updated 7 November 2026.

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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?

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

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

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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

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Maine and Ontario flights

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Find a return flight route from Ontario

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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 7 November 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 7 November 2026.

Last-minute flights from Maine to Ontario
Discover last-minute flight deals from Maine to Ontario. Data last updated 7 November 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 7 November 2026.