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Cheap flights from Ontario to Nantucket Island from C$ 521

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 20/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ACK
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Nantucket Island

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Nantucket Island
Explore the most affordable flight options available from Ontario to Nantucket Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 March 2026.

Tue 1/96:00 a.m.
YYZ
-
ACK
1 stop7h 27m
Delta
Wed 2/91:45 p.m.
ACK
-
YYZ
1 stop9h 37m
Delta
Deal found 5/3C$ 584
Mon 22/66:05 a.m.
YOW
-
ACK
1 stop3h 30m
United Airlines
Wed 24/63:44 p.m.
ACK
-
YOW
1 stop6h 21m
United Airlines
Deal found 8/3C$ 588
Thu 30/79:28 a.m.
YUL
-
ACK
1 stop6h 35m
Delta
Fri 31/74:51 p.m.
ACK
-
YUL
1 stop15h 52m
Delta
Deal found 5/3C$ 1,116
Mon 22/66:55 a.m.
YOW
-
ACK
2 stops30h 32m
Delta
Wed 24/64:51 p.m.
ACK
-
YOW
2 stops31h 29m
Delta
Deal found 7/3C$ 1,131

Find flight deals from Ontario to Nantucket Island

Keep the following information in mind while searching for Ontario to Nantucket Island flight deals. Data was last updated 10 March 2026.

Round-trip from

C$ 584

One-way from

C$ 521

Popular in

March

Cheapest in

October

Average price

C$ 409
Delta
  • Delta
  • 1/9-2/9
  • 2 total stops
  • 17h 04m total
  • Ontario to Nantucket Island
Search Deals
20/4
  • 20/4
  • 1 total stop
  • 5h 50m total
  • Ontario to Nantucket Island
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 32 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 March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Nantucket Island 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 10 March 2026.
Use the filters below to find and compare flights from Ontario to Nantucket Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoNantucket

YYZ - ACK

YYZACK

Toronto Pearson Intl

Tue 1/9

6:00 a.m.-1:27 p.m.

1 stop7h 27m

Nantucket Memorial

Wed 2/9

1:45 p.m.-11:22 p.m.

1 stop9h 37m

C$ 584
Quickest round-trip

OttawaNantucket

YOW - ACK

YOWACK

Ottawa

Mon 22/6

6:05 a.m.-9:35 a.m.

1 stop3h 30m

Nantucket Memorial

Wed 24/6

3:44 p.m.-10:05 p.m.

1 stop6h 21m

C$ 588

MontrealNantucket

YUL - ACK

YULACK

Montreal Pierre Elliott Trudeau Intl

Thu 30/7

9:28 a.m.-4:03 p.m.

1 stop6h 35m

Nantucket Memorial

Fri 31/7

4:51 p.m.-8:43 a.m.

1 stop15h 52m

C$ 1,116

OttawaNantucket

YOW - ACK

YOWACK

Ottawa

Mon 22/6

6:55 a.m.-1:27 p.m.

2 stops30h 32m

Nantucket Memorial

Wed 24/6

4:51 p.m.-12:20 a.m.

2 stops31h 29m

C$ 1,146
Cheapest one-way
Quickest one-way

TorontoNantucket

YTZ - ACK

YTZACK

Toronto Island

Mon 20/4

8:00 a.m.-1:50 p.m.

1 stop5h 50m

C$ 521

OttawaNantucket

YOW - ACK

YOWACK

Ottawa

Mon 20/4

4:45 p.m.-9:25 a.m.

1 stop16h 40m

C$ 592

TorontoNantucket

YTZ - ACK

YTZACK

Toronto Island

Fri 24/4

8:00 a.m.-8:09 a.m.

2 stops24h 09m

C$ 665

TorontoNantucket

YYZ - ACK

YYZACK

Toronto Pearson Intl

Mon 20/4

11:30 p.m.-7:50 p.m.

3 stops44h 20m

C$ 756

TorontoNantucket

YYZ - ACK

YYZACK

Toronto Pearson Intl

Fri 24/4

8:20 p.m.-3:50 p.m.

3 stops19h 30m

C$ 1,002

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/3

Sorted by cheapest first

Best time to book a flight from Ontario to Nantucket Island

Have a flexible travel schedule? Discover the best time to fly to Nantucket Island 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 Nantucket Island
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 Ontario to Nantucket Island. 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 Nantucket Island?

    Delta and United Airlines can get you from Region of Ontario to Nantucket Island in just under 3h 30m. Your travel time can differ by up to 3h 57m. Region of Ontario and Nantucket Island are separated by a distance of 641 km. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Ontario to Nantucket Island?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Nantucket Island 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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How does Cheapflights help users find flights from Ontario to Nantucket Island?

Cheapflights makes it easy to find Ontario to Nantucket Island 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 Nantucket Island?

Cheapflights helps you find that perfect flight to Nantucket Island from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to Nantucket Island 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 Nantucket Island become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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