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Cheap flights from Maine to Ontario from C$ 148

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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — YYZ
7 feb. — 14 feb.1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Maine to Ontario

Keep the following information in mind while searching for Maine to Ontario flight deals. Data was last updated 8 enero 2026.

Round-trip from

C$ 301

One-way from

C$ 148

Popular in

December

Cheapest in

March

Average price

C$ 1,050
Air Canada
  • Air Canada
  • 22/4-25/4
  • 3 total stops
  • 11h 14m total
  • Maine to Ontario
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Porter Airlines
  • Porter Airlines
  • 9/2
  • 1 total stop
  • 4h 40m total
  • Maine to Ontario
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Highest demand for flights based on searches. 27% potential increase in price (C$ 430 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease (C$ 59 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Maine to Ontario

Enter your travel dates to find the best prices.

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 8 enero 2026.

vie. 20/25:30 a.m.BOS - YYZ
1 stop6h 10mAir Canada
vie. 27/21:00 p.m.YYZ - BOS
1 stop6h 42mAir Canada
Deal found 6/1C$ 304
jue. 5/23:35 p.m.BOS - YYZ
1 stop6h 09mAir Canada
jue. 12/22:15 p.m.YYZ - BOS
Nonstop1h 42mAir Canada
Deal found 7/1C$ 310
jue. 10/93:30 p.m.BOS - YTZ
1 stop4h 12mPorter Airlines
dom. 13/91:25 p.m.YTZ - BOS
Nonstop1h 41mPorter Airlines
Deal found 7/1C$ 310
jue. 29/13:30 p.m.BOS - YYZ
1 stop4h 41mMultiple Airlines
dom. 1/28:20 a.m.YYZ - BOS
Nonstop1h 42mMultiple Airlines
Deal found 6/1C$ 312
sáb. 21/26:15 a.m.BOS - YYZ
Nonstop2h 02mAir Canada
sáb. 28/210:30 a.m.YYZ - BOS
Nonstop1h 42mAir Canada
Deal found 6/1C$ 314
jue. 12/26:55 p.m.BOS - YTZ
Nonstop1h 57mPorter Airlines
dom. 22/29:30 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 7/1C$ 314
jue. 22/19:00 a.m.BOS - YTZ
Nonstop1h 55mPorter Airlines
dom. 25/19:30 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 8/1C$ 315
mié. 4/22:30 p.m.BOS - YTZ
1 stop5h 24mPorter Airlines
mié. 11/22:05 p.m.YTZ - BOS
1 stop4h 05mPorter Airlines
Deal found 7/1C$ 317
mar. 10/25:34 a.m.BOS - YYZ
1 stop17h 46mMultiple Airlines
mié. 25/25:15 p.m.YYZ - BOS
1 stop15h 51mMultiple Airlines
Deal found 8/1C$ 321
dom. 1/26:55 p.m.BOS - YTZ
Nonstop1h 57mPorter Airlines
mar. 3/22:05 p.m.YTZ - BOS
1 stop4h 05mPorter Airlines
Deal found 6/1C$ 321
mar. 20/19:00 a.m.BOS - YTZ
Nonstop1h 55mPorter Airlines
vie. 30/16:55 p.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 6/1C$ 322
vie. 23/16:55 p.m.BOS - YTZ
Nonstop1h 55mPorter Airlines
jue. 29/12:05 p.m.YTZ - BOS
1 stop4h 05mPorter Airlines
Deal found 6/1C$ 323

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maine to Ontario 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 8 enero 2026.
Use the filters below to find and compare flights from Maine to Ontario that are best for you.

Fly from

Maine

Fly to

Ontario

Route

Depart

Return

Price

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

jue. 12/2

10:20 a.m.-12:17 p.m.

Nonstop1h 57m

Toronto Island

jue. 12/2

8:30 p.m.-10:05 p.m.

Nonstop1h 35m

C$ 319

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

vie. 23/1

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

Nonstop1h 55m

Toronto Island

mar. 27/1

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

1 stop4h 05m

C$ 323

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

dom. 22/2

5:30 a.m.-11:55 a.m.

1 stop6h 25m

Toronto Island

dom. 1/3

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

Nonstop1h 35m

C$ 347

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

lun. 26/1

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

1 stop6h 33m

Toronto Island

mié. 18/2

12:50 p.m.-6:10 p.m.

1 stop5h 20m

C$ 362

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

jue. 22/1

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

1 stop3h 38m

Toronto Island

dom. 25/1

7:40 p.m.-1:13 a.m.

2 stops29h 33m

C$ 386

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

jue. 5/2

3:30 p.m.-5:03 p.m.

Nonstop1h 33m

Ottawa

dom. 8/2

4:40 p.m.-6:10 p.m.

Nonstop1h 30m

C$ 386

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

sáb. 7/2

11:50 a.m.-4:30 p.m.

1 stop4h 40m

Montreal Pierre Elliott Trudeau Intl

sáb. 14/2

8:55 a.m.-2:45 p.m.

1 stop5h 50m

C$ 388

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

vie. 6/2

3:30 p.m.-5:03 p.m.

Nonstop1h 33m

Ottawa

mar. 10/2

7:00 a.m.-12:05 p.m.

1 stop5h 05m

C$ 388

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

dom. 22/2

9:00 a.m.-10:57 a.m.

Nonstop1h 57m

Toronto Island

dom. 1/3

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

Nonstop1h 35m

C$ 390

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

vie. 10/4

6:45 p.m.-8:43 p.m.

Nonstop1h 58m

Toronto Pearson Intl

lun. 13/4

8:55 p.m.-10:38 p.m.

Nonstop1h 43m

C$ 402

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/1

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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.
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
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Maine to Ontario. 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 Maine to Region of Ontario?

    Porter Airlines, Air Canada, and American Airlines can get you from Maine to Region of Ontario in just under 1h 57m. Your travel time can differ by up to 6h 28m. The distance between Maine and Region of Ontario is about 695 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    For one-way options, check prices for Air France. According to our data, you can fly for as low as C$ 535. Users have also found prices from C$ 576 and C$ 656 on Egyptair and MEA, 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

See prices for flight routes from nearby airports that may be better suited for you.
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