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Cheap flights from Ontario to Maine from C$ 179

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 21/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — PWM
11 Apr — 18 Apr1
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 12 March 2026.

Fri 3/48:55 p.m.
YYZ
-
BOS
Nonstop1h 44m
Air Canada
Sun 5/46:15 a.m.
BOS
-
YYZ
Nonstop1h 53m
Air Canada
Deal found 9/3C$ 286
Fri 22/54:15 p.m.
YYZ
-
BOS
Nonstop1h 44m
Air Canada
Mon 25/56:55 p.m.
BOS
-
YYZ
Nonstop1h 48m
Air Canada
Deal found 10/3C$ 288
Mon 6/411:05 a.m.
YTZ
-
BOS
Nonstop1h 35m
Porter Airlines
Mon 13/43:30 p.m.
BOS
-
YTZ
1 stop4h 33m
Porter Airlines
Deal found 7/3C$ 293
Thu 4/63:55 p.m.
YYZ
-
BOS
Nonstop1h 40m
Porter Airlines
Mon 8/66:35 p.m.
BOS
-
YYZ
Nonstop1h 55m
Porter Airlines
Deal found 12/3C$ 293
Tue 7/411:05 a.m.
YTZ
-
BOS
Nonstop1h 35m
Air Transat
Tue 14/46:55 p.m.
BOS
-
YTZ
Nonstop1h 54m
Air Transat
Deal found 10/3C$ 297
Sat 28/31:10 p.m.
YTZ
-
BOS
Nonstop1h 35m
Porter Airlines
Sun 29/39:00 a.m.
BOS
-
YTZ
Nonstop1h 52m
Porter Airlines
Deal found 7/3C$ 300
Wed 22/42:05 p.m.
YTZ
-
BOS
1 stop4h 07m
Porter Airlines
Wed 29/47:00 a.m.
BOS
-
YTZ
Nonstop1h 54m
Porter Airlines
Deal found 8/3C$ 301
Fri 3/47:35 p.m.
YTZ
-
BOS
Nonstop1h 35m
Porter Airlines
Sun 5/43:30 p.m.
BOS
-
YTZ
1 stop4h 33m
Porter Airlines
Deal found 8/3C$ 304
Wed 1/48:00 a.m.
YTZ
-
BOS
Nonstop1h 35m
Porter Airlines
Thu 2/43:30 p.m.
BOS
-
YTZ
1 stop4h 33m
Porter Airlines
Deal found 7/3C$ 307
Mon 6/48:00 a.m.
YTZ
-
BOS
Nonstop1h 35m
Porter Airlines
Wed 8/41:25 p.m.
BOS
-
YTZ
Nonstop1h 54m
Porter Airlines
Deal found 9/3C$ 310
Wed 29/47:35 p.m.
YTZ
-
BOS
Nonstop1h 35m
Porter Airlines
Wed 6/53:25 p.m.
BOS
-
YTZ
1 stop6h 23m
Porter Airlines
Deal found 8/3C$ 311
Thu 2/44:45 p.m.
YOW
-
BOS
Nonstop1h 27m
Porter Airlines
Sun 5/43:30 p.m.
BOS
-
YOW
Nonstop1h 29m
Porter Airlines
Deal found 8/3C$ 352

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 12 March 2026.

Round-trip from

C$ 286

One-way from

C$ 179

Popular in

May

Cheapest in

June

Average price

C$ 587
Air Canada
  • Air Canada
  • 3/4-5/4
  • Nonstop
  • 3h 37m total
  • Ontario to Maine
Search Deals
Porter Airlines
  • Porter Airlines
  • 21/4
  • Nonstop
  • 1h 35m total
  • Ontario to Maine
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 12 March 2026.
Use the filters below to find and compare flights from Ontario to Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 4/6

3:55 p.m.-5:35 p.m.

Nonstop1h 40m

Boston Logan Intl

Sun 7/6

10:05 a.m.-12:00 p.m.

Nonstop1h 55m

C$ 345

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Mon 13/4

4:45 p.m.-9:10 p.m.

1 stop4h 25m

Boston Logan Intl

Sat 18/4

7:00 a.m.-11:29 a.m.

1 stop4h 29m

C$ 368

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Sat 4/4

11:20 a.m.-12:55 p.m.

Nonstop1h 35m

Boston Logan Intl

Sat 11/4

10:20 a.m.-12:14 p.m.

Nonstop1h 54m

C$ 372

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Wed 29/4

7:35 a.m.-6:12 p.m.

2 stops10h 37m

Boston Logan Intl

Sun 3/5

7:10 a.m.-8:57 a.m.

Nonstop1h 47m

C$ 372

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Sun 5/4

8:00 a.m.-9:35 a.m.

Nonstop1h 35m

Boston Logan Intl

Sun 12/4

7:00 a.m.-8:54 a.m.

Nonstop1h 54m

C$ 372
Quickest round-trip

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Sat 23/5

1:00 p.m.-2:41 p.m.

Nonstop1h 41m

Boston Logan Intl

Wed 27/5

7:10 a.m.-8:57 a.m.

Nonstop1h 47m

C$ 373

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

6:30 a.m.-10:31 a.m.

1 stop4h 01m

Boston Logan Intl

Sun 7/6

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

1 stop7h 00m

C$ 373

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Sat 13/6

3:05 p.m.-4:46 p.m.

Nonstop1h 41m

Boston Logan Intl

Sat 20/6

5:30 p.m.-7:17 p.m.

Nonstop1h 47m

C$ 377

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Tue 23/6

1:00 p.m.-2:41 p.m.

Nonstop1h 41m

Boston Logan Intl

Tue 23/6

5:30 p.m.-7:17 p.m.

Nonstop1h 47m

C$ 379

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Fri 3/4

7:35 a.m.-6:12 p.m.

2 stops10h 37m

Boston Logan Intl

Sun 5/4

7:00 a.m.-8:54 a.m.

Nonstop1h 54m

C$ 382

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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
No data available for this route at this time. Please check back soon.

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 12 March 2026.
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
9,418 reviews
Check prices

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,418 reviews
United Airlines
7.4
Good
9,418 reviews
Check prices

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
WestJet
7.2
Good
3,291 reviews
United Airlines
7.4
Good
9,418 reviews
Check prices

Entertainment

7.1

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

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 40m. The distance between Region of Ontario and Maine is about 715 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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Abbotsford to Las Vegas flights
Pearson Intl to Reagan-National flights
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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 12 March 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 374AverageC$ 670FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 486AverageC$ 677FlexibilityNo 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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