What is the cheapest airline that flies from Ontario to Maine?

Porter Airlines, Air Canada, and Delta are the most popular carriers operating from Ontario to Maine

How many flights depart from Region of Ontario to Maine on average per week?

204 flights are operational weekly from Region of Ontario to Maine as of December 2025. The most popular departure day for this route is Fri, with 16% of flights per week taking off on this day.

When did momondo last update prices for flights from Ontario to Maine?

Prices for flights from Ontario to Maine are refreshed on a daily basis.

How many operators does momondo search for flights from Ontario to Maine?

There are 6 operators available for flights from Ontario to Maine as of December 2025.

How old do you have to be to fly from Ontario to Maine?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to Maine.

What documentation or ID do you need to fly to Maine?

The necessary travel and health documents for your Maine trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 177 Cheap Flights from Ontario to Maine in 2025/26

1 adult

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Find the cheapest flights from Ontario to Maine

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:05 p.m. - 6:10 p.m.

YTZ

BOS

4h 05m1 stop

3:30 p.m. - 10:03 p.m.

BOS

YTZ

6h 33m1 stop

C$ 297Porter Airlines

Thu, 15 Jan - Sun, 18 Jan

2:05 p.m. - 6:10 p.m.

YTZ

BOS

4h 05m1 stop

9:00 a.m. - 10:55 a.m.

BOS

YTZ

1h 55mdirect

C$ 298Porter Airlines

Thu, 15 Jan - Sun, 18 Jan

8:55 p.m. - 10:37 p.m.

YYZ

BOS

1h 42mdirect

6:15 a.m. - 8:17 a.m.

BOS

YYZ

2h 02mdirect

C$ 298Air Canada

Mon, 9 Feb - Mon, 16 Feb

7:10 a.m. - 11:19 p.m.

YYZ

BOS

16h 09m1 stop

5:27 p.m. - 11:20 p.m.

BOS

YYZ

29h 53m1 stop

C$ 302Multiple Airlines

Thu, 29 Jan - Mon, 2 Feb

1:00 p.m. - 7:42 p.m.

YYZ

BOS

6h 42m1 stop

6:15 a.m. - 8:17 a.m.

BOS

YYZ

2h 02mdirect

C$ 304Air Canada

Mon, 9 Feb - Mon, 16 Feb

5:15 p.m. - 2:38 p.m.

YYZ

BOS

21h 23m1 stop

6:00 a.m. - 11:20 p.m.

BOS

YYZ

17h 20m2 stops

C$ 319Multiple Airlines

Wed, 21 Jan - Wed, 28 Jan

6:30 a.m. - 9:27 p.m.

YUL

PWM

14h 57m1 stop

7:22 p.m. - 12:10 a.m.

PWM

YUL

4h 48m1 stop

C$ 751United Airlines

Tue, 2 Jun - Wed, 17 Jun

8:00 p.m. - 2:31 p.m.

YUL

PWM

18h 31m2 stops

4:10 p.m. - 7:32 a.m.

PWM

YUL

15h 22m2 stops

C$ 792United Airlines

Thu, 22 Jan - Mon, 26 Jan

6:45 a.m. - 11:25 p.m.

YUL

BGR

16h 40m2 stops

4:39 p.m. - 12:43 a.m.

BGR

YUL

32h 04m2 stops

C$ 934WestJet

Thu, 22 Jan - Sun, 25 Jan

6:45 a.m. - 12:25 p.m.

YUL

BGR

29h 40m2 stops

5:04 a.m. - 12:43 a.m.

BGR

YUL

19h 39m2 stops

C$ 960WestJet

Mon, 19 Jan - Mon, 26 Jan

Porter Airlines flights from Region of Ontario to Maine

Our best Porter Airlines deals on Region of Ontario to Maine flight tickets

Porter Airlines

15 Jan

YTZ2:05 p.m.Toronto Island

4h 05m

1 stop

BOS6:10 p.m.Boston Logan Intl

18 Jan

BOS3:30 p.m.Boston Logan Intl

6h 33m

1 stop

YTZ10:03 p.m.Toronto Island

C$ 297

Find similar

Porter Airlines

15 Jan

YTZ2:05 p.m.Toronto Island

4h 05m

1 stop

BOS6:10 p.m.Boston Logan Intl

18 Jan

BOS9:00 a.m.Boston Logan Intl

1h 55m

YTZ10:55 a.m.Toronto Island

C$ 298

Find similar

Porter Airlines

15 Jan

YTZ9:30 a.m.Toronto Island

1h 35m

BOS11:05 a.m.Boston Logan Intl

18 Jan

BOS9:00 a.m.Boston Logan Intl

1h 55m

YTZ10:55 a.m.Toronto Island

C$ 301

Find similar

Air Canada flights from Region of Ontario to Maine

Our best Air Canada deals on Region of Ontario to Maine flight tickets

Air Canada

9 Feb

YYZ8:55 p.m.Toronto Pearson Intl

1h 42m

BOS10:37 p.m.Boston Logan Intl

16 Feb

BOS6:15 a.m.Boston Logan Intl

2h 02m

YYZ8:17 a.m.Toronto Pearson Intl

C$ 298

Find similar

Air Canada

9 Feb

YYZ1:00 p.m.Toronto Pearson Intl

6h 42m

1 stop

BOS7:42 p.m.Boston Logan Intl

16 Feb

BOS6:15 a.m.Boston Logan Intl

2h 02m

YYZ8:17 a.m.Toronto Pearson Intl

C$ 304

Find similar

Air Canada

9 Feb

YYZ1:00 p.m.Toronto Pearson Intl

6h 42m

1 stop

BOS7:42 p.m.Boston Logan Intl

16 Feb

BOS5:30 a.m.Boston Logan Intl

6h 10m

1 stop

YYZ11:40 a.m.Toronto Pearson Intl

C$ 308

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 15/1

2:05 p.m.-6:10 p.m.

1 stop4h 05m

Boston Logan Intl

Sun 18/1

3:30 p.m.-10:03 p.m.

1 stop6h 33m

C$ 297

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 15/1

2:05 p.m.-6:10 p.m.

1 stop4h 05m

Boston Logan Intl

Sun 18/1

9:00 a.m.-10:55 a.m.

Nonstop1h 55m

C$ 298

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Mon 9/2

8:55 p.m.-10:37 p.m.

Nonstop1h 42m

Boston Logan Intl

Mon 16/2

6:15 a.m.-8:17 a.m.

Nonstop2h 02m

C$ 298

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 29/1

7:10 a.m.-11:19 p.m.

1 stop16h 09m

Boston Logan Intl

Mon 2/2

5:27 p.m.-11:20 p.m.

1 stop29h 53m

C$ 302

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Mon 9/2

1:00 p.m.-7:42 p.m.

1 stop6h 42m

Boston Logan Intl

Mon 16/2

6:15 a.m.-8:17 a.m.

Nonstop2h 02m

C$ 304

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Wed 21/1

5:15 p.m.-2:38 p.m.

1 stop21h 23m

Boston Logan Intl

Wed 28/1

6:00 a.m.-11:20 p.m.

2 stops17h 20m

C$ 319

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Tue 2/6

6:30 a.m.-9:27 p.m.

1 stop14h 57m

Portland

Wed 17/6

7:22 p.m.-12:10 a.m.

1 stop4h 48m

C$ 751

MontrealPortland

YUL - PWM

YULPWM

Montreal Pierre Elliott Trudeau Intl

Thu 22/1

8:00 p.m.-2:31 p.m.

2 stops18h 31m

Portland

Mon 26/1

4:10 p.m.-7:32 a.m.

2 stops15h 22m

C$ 792

MontrealBangor

YUL - BGR

YULBGR

Montreal Pierre Elliott Trudeau Intl

Thu 22/1

6:45 a.m.-11:25 p.m.

2 stops16h 40m

Bangor

Sun 25/1

4:39 p.m.-12:43 a.m.

2 stops32h 04m

C$ 934

MontrealBangor

YUL - BGR

YULBGR

Montreal Pierre Elliott Trudeau Intl

Mon 19/1

6:45 a.m.-12:25 p.m.

2 stops29h 40m

Bangor

Mon 26/1

5:04 a.m.-12:43 a.m.

2 stops19h 39m

C$ 960

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Region of Ontario to Maine

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Maine?

In general, March is the cheapest month to fly from Region of Ontario to Maine. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 338. If you aren’t able to travel to Maine during the month of March, then flying in October is also cheap. Prices for this month can be found on momondo for an average of C$ 338.

What is the cheapest day to depart on your flight to Maine?

The cheapest day to depart on your flight to Maine is on a Friday when prices can be found for as low as C$ 556. This is often the case because there is less demand to fly during this day of the week. On the other hand, Wednesday is the most expensive day to depart from Region of Ontario because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,780.

What is the cheapest time of day to depart on your flight to Maine?

The cheapest time of day to fly to Maine is in the morning when flights can be purchased for as low as C$ 431. In the afternoon is when there is more demand to fly to Maine, so prices are often more expensive at around C$ 1,857 per ticket.

How far in advance should I book a flight to Maine?

You are more likely to see cheaper flights to Maine from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Maine for around C$ 434 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Maine from Region of Ontario for as low as C$ 374 on momondo.

Can stopping save me money on Region of Ontario to Maine flights?

You could potentially save up to 12% on your flight if you consider stops on a Region of Ontario to Maine flight.

Cheap Region of Ontario to Maine flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Maine

Fastest flight time	1h 15m
Direct flights	Every day
Airports in Maine	49 airports

The fastest flight from Region of Ontario to Maine takes 1h 15m

Direct flights go from Region of Ontario to Maine every day.

There are 49 airports in Maine. From Region of Ontario there are direct flights to Boston Logan Intl (BOS).

Search flight deals

When did momondo last update prices for flights from Ontario to Maine?
Prices for flights from Ontario to Maine are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario to Maine?
There are 6 operators available for flights from Ontario to Maine as of December 2025.
How old do you have to be to fly from Ontario to Maine?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to Maine.
What documentation or ID do you need to fly to Maine?
The necessary travel and health documents for your Maine trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Region of Ontario to Maine

Compare and see reviews for airlines that fly from Region of Ontario to Maine with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom C$ 380	Free Cancellation	Rating 7.4 9,102 reviews		Search United Airlines flights
WestJet	PriceFrom C$ 540	Free Cancellation	Rating 7.2 3,209 reviews		Search WestJet flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Maine?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Maine . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to Maine with flexible booking policies on momondo?

All flight searches from Ontario to Maine on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Maine?

momondo helps you find the best flight between Ontario and Maine by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ontario to Maine right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Maine, momondo offers a useful price alert feature which will track prices for flights to Maine from Ontario and alert you when they change.