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Cheap flights from Ontario to Maine from C$ 171

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 29/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — PWM
1 Sep — 8 Sep1
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 2 August 2026.

Tue 29/93:45 p.m.
YTZ
-
BOS
Nonstop1h 40m
Porter Airlines
Thu 15/103:55 p.m.
BOS
-
YTZ
1 stop5h 50m
Porter Airlines
Deal found 2/8C$ 259
Fri 21/85:10 p.m.
YYZ
-
BOS
Nonstop1h 40m
Porter Airlines
Wed 26/83:55 p.m.
BOS
-
YYZ
1 stop6h 09m
Porter Airlines
Deal found 31/7C$ 259
Thu 29/102:20 p.m.
YTZ
-
BOS
Nonstop1h 32m
Porter Airlines
Fri 30/108:00 a.m.
BOS
-
YTZ
Nonstop1h 54m
Porter Airlines
Deal found 31/7C$ 261
Tue 1/127:20 a.m.
YYZ
-
BOS
Nonstop1h 45m
Porter Airlines
Mon 14/125:25 p.m.
BOS
-
YYZ
Nonstop2h 10m
Porter Airlines
Deal found 31/7C$ 261
Wed 4/1110:35 a.m.
YTZ
-
BOS
1 stop6h 07m
Porter Airlines
Sat 7/111:15 p.m.
BOS
-
YTZ
1 stop5h 13m
Porter Airlines
Deal found 31/7C$ 262
Fri 21/87:25 a.m.
YYZ
-
BOS
Nonstop1h 40m
Porter Airlines
Sun 23/810:05 a.m.
BOS
-
YYZ
Nonstop1h 55m
Porter Airlines
Deal found 31/7C$ 262
Fri 4/98:50 a.m.
YTZ
-
BOS
Nonstop1h 40m
Porter Airlines
Tue 8/97:00 a.m.
BOS
-
YTZ
Nonstop1h 47m
Porter Airlines
Deal found 29/7C$ 263
Thu 27/87:25 a.m.
YYZ
-
BOS
Nonstop1h 40m
Porter Airlines
Sun 30/83:55 p.m.
BOS
-
YYZ
1 stop6h 09m
Porter Airlines
Deal found 2/8C$ 263
Sat 22/83:05 p.m.
YTZ
-
BOS
Nonstop1h 41m
Porter Airlines
Sat 29/85:30 p.m.
BOS
-
YTZ
Nonstop1h 47m
Porter Airlines
Deal found 30/7C$ 265
Fri 25/97:25 a.m.
YYZ
-
BOS
Nonstop1h 40m
Air Transat
Sun 27/910:05 a.m.
BOS
-
YYZ
Nonstop1h 55m
Air Transat
Deal found 30/7C$ 265
Thu 27/811:55 a.m.
YTZ
-
BOS
1 stop4h 05m
Porter Airlines
Sun 30/83:55 p.m.
BOS
-
YTZ
1 stop5h 53m
Porter Airlines
Deal found 2/8C$ 266
Thu 3/91:35 p.m.
YTZ
-
BOS
Nonstop1h 40m
Porter Airlines
Tue 8/93:55 p.m.
BOS
-
YTZ
1 stop4h 20m
Porter Airlines
Deal found 30/7C$ 268

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 2 August 2026.

Round-trip from

C$ 259

One-way from

C$ 171
Porter Airlines
  • Porter Airlines
  • 29/9-15/10
  • 1 total stop
  • 7h 30m total
  • Ontario to Maine
Search Deals
Porter Airlines
  • Porter Airlines
  • 29/8
  • Nonstop
  • 1h 40m total
  • Ontario to Maine
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 2 August 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

YTZ - BOS

YTZBOS

Toronto Island

Fri 4/9

1:35 p.m.-3:15 p.m.

Nonstop1h 40m

Boston Logan Intl

Sun 6/9

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

Nonstop1h 47m

C$ 263

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 17/9

8:50 a.m.-10:30 a.m.

Nonstop1h 40m

Boston Logan Intl

Sun 20/9

7:00 a.m.-8:47 a.m.

Nonstop1h 47m

C$ 270

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Fri 11/9

4:55 p.m.-6:35 p.m.

Nonstop1h 40m

Boston Logan Intl

Sun 13/9

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

Nonstop1h 55m

C$ 283

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 10/9

11:55 a.m.-4:00 p.m.

1 stop4h 05m

Boston Logan Intl

Mon 14/9

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

Nonstop1h 47m

C$ 318

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Sat 17/10

8:50 a.m.-7:20 p.m.

1 stop10h 30m

Boston Logan Intl

Sun 18/10

5:50 a.m.-1:07 p.m.

2 stops7h 17m

C$ 322

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Sat 12/9

1:35 p.m.-3:15 p.m.

Nonstop1h 40m

Boston Logan Intl

Sat 19/9

11:10 a.m.-12:57 p.m.

Nonstop1h 47m

C$ 331

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Mon 17/8

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

Nonstop1h 41m

Boston Logan Intl

Sat 22/8

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

Nonstop1h 47m

C$ 336

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Sat 5/9

7:30 a.m.-4:47 p.m.

1 stop9h 17m

Boston Logan Intl

Sun 13/9

5:45 a.m.-10:04 a.m.

1 stop4h 19m

C$ 338

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Fri 11/9

7:30 a.m.-11:17 a.m.

1 stop3h 47m

Boston Logan Intl

Sun 13/9

7:05 a.m.-3:46 p.m.

1 stop8h 41m

C$ 338

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Sat 29/8

7:20 p.m.-8:55 p.m.

Nonstop1h 35m

Boston Logan Intl

Mon 31/8

4:45 p.m.-6:15 p.m.

Nonstop1h 30m

C$ 339

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

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 2 August 2026.
Get a feel of what it's like to fly with United Airlines 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
10,061 reviews
Check prices

Entertainment

7.1

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.4

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
10,061 reviews
United Airlines
7.4
Good
10,061 reviews
Check prices

Entertainment

7.1

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.4

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 695 km. This flight may include one or multiple stops.

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

    C$ 505 is the cheapest one-way deal found within the past few days, from Scandinavian Airlines. You may also be able to find cheap deals on Turkish Airlines and Royal Jordanian, with prices starting from C$ 540 and C$ 635, respectively.

  • 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.
Toronto Island to Newark flights
Pearson Intl to Newark flights
Pearson Intl to John F Kennedy Intl flights
Pearson Intl to LaGuardia flights
Vancouver Intl to Los Angeles flights
Pearson Intl to Fort Lauderdale flights
Toronto Island to LaGuardia flights
Pearson Intl to Orlando flights
Pierre Elliott Trudeau Intl to Newark flights
Toronto Island to John F Kennedy Intl flights
Pierre Elliott Trudeau Intl to Fort Lauderdale flights
Vancouver Intl to Las Vegas flights
Pearson Intl to Los Angeles flights
Pearson Intl to Las Vegas flights
Pierre Elliott Trudeau Intl to LaGuardia flights
Pierre Elliott Trudeau Intl to Miami flights
Hamilton to Newark flights
Pearson Intl to Miami flights
Vancouver Intl to Newark flights
Vancouver Intl to John F Kennedy Intl flights
Pearson Intl to San Francisco flights
Pearson Intl to Dallas/Fort Worth flights
Pierre Elliott Trudeau Intl to John F Kennedy Intl flights
Pearson Intl to Reagan-National flights
Pearson Intl to O'Hare Intl flights
Vancouver Intl to San Francisco flights
Vancouver Intl to Ontario flights
Pearson Intl to Seattle flights
Vancouver Intl to Honolulu flights
Toronto Island to Fort Lauderdale flights
Vancouver Intl to LaGuardia flights
Pearson Intl to Hobby flights
Pierre Elliott Trudeau Intl to Orlando flights
Pearson Intl to Dulles Intl flights
Toronto Island to Orlando flights
Pierre Elliott Trudeau Intl to Los Angeles flights
Pearson Intl to Nashville flights
Abbotsford to Los Angeles flights
Vancouver Intl to O'Hare Intl flights
Pearson Intl to Atlanta flights
Pearson Intl to George Bush Intcntl flights
Pearson Intl to Tampa flights
Pierre Elliott Trudeau Intl to O'Hare Intl flights
Pierre Elliott Trudeau Intl to Las Vegas flights
Pearson Intl to Boston flights
Toronto Island to O'Hare Intl flights
Calgary to Newark flights
Toronto Island to Midway flights
Pearson Intl to Midway flights
Vancouver Intl to San Diego flights

Top airline flying from Ontario to Maine

Discover the top airline 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 2 August 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 492AverageC$ 868FlexibilityNo cancel feeOn-time69%
Search United Airlines 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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