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Cheap flights from Ontario to Maine 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 27/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — PWM
14 Jan — 21 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Maine

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Maine
Explore the most affordable flight options available from Ontario to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 December 2025.

Sat 27/128:00 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Sat 3/17:05 a.m.BOS - YTZ
Nonstop1h 55mPorter Airlines
Deal found 12/12C$ 317
Wed 31/1211:05 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Thu 8/19:00 a.m.BOS - YTZ
Nonstop1h 55mPorter Airlines
Deal found 15/12C$ 319
Mon 29/128:30 p.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Tue 30/123:40 p.m.BOS - YTZ
1 stop6h 23mPorter Airlines
Deal found 13/12C$ 330
Mon 29/1211:05 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Fri 9/19:00 a.m.BOS - YTZ
Nonstop1h 55mPorter Airlines
Deal found 13/12C$ 340
Mon 29/1211:05 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Sun 11/13:30 p.m.BOS - YTZ
1 stop6h 33mPorter Airlines
Deal found 13/12C$ 341
Fri 26/128:30 p.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Sun 28/123:40 p.m.BOS - YTZ
1 stop6h 23mPorter Airlines
Deal found 12/12C$ 344
Sat 27/128:00 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Tue 30/123:40 p.m.BOS - YTZ
1 stop6h 23mPorter Airlines
Deal found 13/12C$ 346
Tue 30/1211:05 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Fri 2/17:05 a.m.BOS - YTZ
Nonstop1h 55mPorter Airlines
Deal found 15/12C$ 347
Tue 30/1211:05 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Sun 4/17:05 a.m.BOS - YTZ
Nonstop1h 55mPorter Airlines
Deal found 13/12C$ 362
Wed 31/128:55 p.m.YYZ - BOS
Nonstop1h 42mAir Canada
Fri 2/16:15 a.m.BOS - YYZ
Nonstop2h 02mAir Canada
Deal found 13/12C$ 388
Wed 31/128:55 p.m.YYZ - BOS
Nonstop1h 42mAir Canada
Wed 14/16:15 a.m.BOS - YYZ
Nonstop2h 02mAir Canada
Deal found 13/12C$ 397
Mon 29/129:00 a.m.YYZ - BOS
1 stop15h 45mUnited Airlines
Tue 6/15:20 a.m.BOS - YYZ
1 stop8h 54mUnited Airlines
Deal found 13/12C$ 405

Find flight deals from Ontario to Maine

Keep the following information in mind while searching for Ontario to Maine flight deals. Data was last updated 15 December 2025.

Round-trip from

C$ 293

One-way from

C$ 176

Popular in

December

Cheapest in

March

Average price

C$ 409
Porter Airlines
  • Porter Airlines
  • 28/1-4/2
  • 1 total stop
  • 6h 02m total
  • Ontario to Maine
Search Deals
Air Canada
  • Air Canada
  • 27/1
  • 1 total stop
  • 5h 42m total
  • Ontario to Maine
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Maine 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 629,999 searches. Data last updated 15 December 2025.
Use the filters below to find and compare flights from Ontario to Maine that are best for you.

Fly from

Ontario

Fly to

Maine

Route

Depart

Return

Price

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Wed 28/1

10:30 a.m.-12:05 p.m.

Nonstop1h 35m

Boston Logan Intl

Wed 4/2

6:55 p.m.-8:52 p.m.

Nonstop1h 57m

C$ 299

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 15/1

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

1 stop4h 05m

Boston Logan Intl

Sat 17/1

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

Nonstop1h 55m

C$ 299

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 8/1

7:35 a.m.-6:10 p.m.

2 stops10h 35m

Boston Logan Intl

Wed 14/1

6:55 p.m.-8:50 p.m.

Nonstop1h 55m

C$ 300

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 8/1

1:10 p.m.-2:45 p.m.

Nonstop1h 35m

Boston Logan Intl

Sun 11/1

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

Nonstop1h 55m

C$ 304

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Fri 9/1

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

1 stop4h 05m

Boston Logan Intl

Fri 16/1

3:30 p.m.-7:08 p.m.

1 stop3h 38m

C$ 319

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Mon 19/1

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

1 stop4h 05m

Boston Logan Intl

Sat 24/1

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

Nonstop1h 55m

C$ 322

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 22/1

9:30 a.m.-11:05 a.m.

Nonstop1h 35m

Boston Logan Intl

Sun 25/1

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

1 stop6h 33m

C$ 324

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 12/2

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

1 stop4h 05m

Boston Logan Intl

Thu 26/2

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

1 stop6h 33m

C$ 325

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Tue 27/1

2:00 p.m.-7:42 p.m.

1 stop5h 42m

Boston Logan Intl

Tue 3/2

5:30 a.m.-10:49 a.m.

1 stop5h 19m

C$ 351

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 22/1

10:45 a.m.-3:15 p.m.

1 stop4h 30m

Boston Logan Intl

Thu 22/1

7:07 p.m.-11:46 p.m.

1 stop4h 39m

C$ 365

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/12

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Maine

Have a flexible travel schedule? Discover the best time to fly to Maine from Ontario 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Maine

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

Find hourly flight availability from Ontario to Maine. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 December 2025.

It’s optimal to fly from Region of Ontario to Maine in the evening. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Maine

Get insights into the airlines that provide service to Maine. 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 Maine. Reviews last updated 15 December 2025.
Get a feel of what it's like to fly with United Airlines and WestJet from Ontario to Maine by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,092 reviews
Check prices

Overall

7.4

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
United Airlines
7.4
Good
9,092 reviews
United Airlines
7.4
Good
9,092 reviews
Check prices

Overall

7.4

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
WestJet
7.2
Good
3,202 reviews
United Airlines
7.4
Good
9,092 reviews
Check prices

Overall

7.4

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

Related info for your journey

Find useful and relevant information for your journey from Ontario to Maine. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Departing from Region of Ontario to Maine will take you 1h 35m. The distance between Region of Ontario and Maine is about 695 km. This flight may include one or multiple stops.

  • Can I find deals for flights from Ontario to Maine that include hotel bookings?

    Yes. In addition to deals on Ontario to Maine flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Maine?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Maine.

  • Can I find deals for business class flights from Ontario to Maine?

    Yes. Cheapflights offers flight deals from Ontario to Maine 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 Ontario to Maine

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Ontario to Maine

Discover the top 2 airlines that operate flights from Ontario to Maine. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 15 December 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 361AverageC$ 621FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 539AverageC$ 671FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights makes it easy to find Ontario to Maine flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to Maine for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Maine from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Ontario to Maine on Cheapflights with our Price Alert feature and get notified when better prices are available.

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