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Cheap flights from Ontario to Nantucket from C$ 705

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ACK
5 Sep — 12 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Nantucket

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Nantucket
Explore the most affordable flight options available from Ontario to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 August 2026.

Sat 15/85:25 p.m. -
1 stop16h 40m
Wed 19/82:03 p.m. -
1 stop8h 57m
Deal found 1/8C$ 705
Tue 25/86:05 a.m. -
1 stop8h 58m
Wed 26/84:15 p.m. -
1 stop6h 20m
Deal found 3/8C$ 743
Sat 29/89:45 a.m. -
1 stop6h 04m
Sat 5/99:44 a.m. -
1 stop6h 26m
Deal found 1/8C$ 746
Sun 23/86:00 a.m. -
1 stop9h 11m
Thu 27/83:41 p.m. -
1 stop5h 57m
Deal found 2/8C$ 761
Sat 22/86:25 p.m. -
1 stop20h 16m
Wed 26/84:40 p.m. -
1 stop7h 01m
Deal found 2/8C$ 792
Sat 29/82:29 p.m. -
1 stop21h 19m
Mon 31/83:24 p.m. -
2 stops32h 28m
Deal found 2/8C$ 819
Sat 15/87:55 a.m. -
1 stop8h 02m
Wed 19/84:40 p.m. -
1 stop4h 39m
Deal found 5/8C$ 820
Sat 29/86:10 a.m. -
1 stop9h 39m
Mon 31/84:15 p.m. -
1 stop5h 51m
Deal found 5/8C$ 841
Mon 31/86:30 a.m. -
1 stop8h 33m
Tue 1/94:15 p.m. -
2 stops14h 03m
Deal found 5/8C$ 872
Sat 19/92:20 p.m. -
1 stop21h 02m
Sat 26/92:30 p.m. -
1 stop25h 14m
Deal found 2/8C$ 989
Sat 22/86:05 p.m. -
2 stops21h 44m
Mon 24/84:15 p.m. -
2 stops26h 41m
Deal found 2/8C$ 1,001
Sat 29/89:30 a.m. -
1 stop6h 27m
Sat 5/912:28 p.m. -
2 stops11h 02m
Deal found 1/8C$ 1,010

Find flight deals from Ontario to Nantucket

Keep the following information in mind while searching for Ontario to Nantucket flight deals. Data was last updated 6 August 2026.

Round-trip from

C$ 705

Popular in

April

Cheapest in

July

Average price

C$ 368
Delta
  • Delta
  • 31/8-1/9
  • 2 total stops
  • 16h 35m total
  • Ontario to Nantucket
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Nantucket 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 6 August 2026.
Use the filters below to find and compare flights from Ontario to Nantucket that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoNantucket

YYZ Toronto Pearson Intl - ACK Nantucket Memorial

YYZACK

Toronto Pearson Intl

Mon 31/8

6:00 a.m.-2:41 p.m.

1 stop8h 41m

Nantucket Memorial

Tue 1/9

3:24 p.m.-11:18 p.m.

1 stop7h 54m

C$ 705

OttawaNantucket

YOW Ottawa - ACK Nantucket Memorial

YOWACK

Ottawa

Tue 25/8

6:05 a.m.-3:03 p.m.

1 stop8h 58m

Nantucket Memorial

Wed 26/8

4:15 p.m.-10:35 p.m.

1 stop6h 20m

C$ 743
Quickest round-trip

MontrealNantucket

YUL Montreal Pierre Elliott Trudeau Intl - ACK Nantucket Memorial

YULACK

Montreal Pierre Elliott Trudeau Intl

Sat 29/8

9:45 a.m.-3:49 p.m.

1 stop6h 04m

Nantucket Memorial

Sat 5/9

9:44 a.m.-4:10 p.m.

1 stop6h 26m

C$ 746

TorontoNantucket

YYZ Toronto Pearson Intl - ACK Nantucket Memorial

YYZACK

Toronto Pearson Intl

Sun 23/8

6:00 a.m.-3:11 p.m.

1 stop9h 11m

Nantucket Memorial

Thu 27/8

3:41 p.m.-9:38 p.m.

1 stop5h 57m

C$ 761

TorontoNantucket

YYZ Toronto Pearson Intl - ACK Nantucket Memorial

YYZACK

Toronto Pearson Intl

Sat 22/8

6:25 p.m.-2:41 p.m.

1 stop20h 16m

Nantucket Memorial

Wed 26/8

4:40 p.m.-11:41 p.m.

1 stop7h 01m

C$ 792

MontrealNantucket

YUL Montreal Pierre Elliott Trudeau Intl - ACK Nantucket Memorial

YULACK

Montreal Pierre Elliott Trudeau Intl

Sat 29/8

2:29 p.m.-11:48 a.m.

1 stop21h 19m

Nantucket Memorial

Mon 31/8

3:24 p.m.-11:52 p.m.

2 stops32h 28m

C$ 819

MontrealNantucket

YUL Montreal Pierre Elliott Trudeau Intl - ACK Nantucket Memorial

YULACK

Montreal Pierre Elliott Trudeau Intl

Sat 29/8

6:10 a.m.-3:49 p.m.

1 stop9h 39m

Nantucket Memorial

Mon 31/8

4:15 p.m.-10:06 p.m.

1 stop5h 51m

C$ 841

TorontoNantucket

YYZ Toronto Pearson Intl - ACK Nantucket Memorial

YYZACK

Toronto Pearson Intl

Mon 31/8

6:30 a.m.-3:03 p.m.

1 stop8h 33m

Nantucket Memorial

Tue 1/9

4:15 p.m.-6:18 a.m.

2 stops14h 03m

C$ 872

TorontoNantucket

YYZ Toronto Pearson Intl - ACK Nantucket Memorial

YYZACK

Toronto Pearson Intl

Sat 22/8

2:05 p.m.-3:03 p.m.

2 stops24h 58m

Nantucket Memorial

Wed 26/8

9:50 a.m.-8:11 a.m.

1 stop22h 21m

C$ 900

TorontoNantucket

YTZ Toronto Island - ACK Nantucket Memorial

YTZACK

Toronto Island

Sat 22/8

6:05 p.m.-3:49 p.m.

2 stops21h 44m

Nantucket Memorial

Mon 24/8

4:15 p.m.-6:56 p.m.

2 stops26h 41m

C$ 1,001

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/8

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight from Ontario to Nantucket

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

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. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Nantucket from Ontario?

    Nantucket Memorial (ACK) is the airport you will fly into if you book a flight from Ontario to Nantucket. It is only a 4.5 km journey from Memorial (ACK) to Nantucket’s city centre.

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

    Departing from Region of Ontario to Nantucket will take you 8h 41m. The distance from Region of Ontario to Nantucket is about 827 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Region of Ontario to Nantucket?

    The most popular flight routes from Region of Ontario to Nantucket are Montreal Pierre Elliott Trudeau Intl - Nantucket Memorial, Toronto Island - Nantucket Memorial and Toronto Pearson Intl - Nantucket Memorial.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Nantucket 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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Why should you use Cheapflights to find cheap flight tickets from Ontario to Nantucket?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Nantucket from Ontario.

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

Yes, we can. To see specific flights from Ontario to Nantucket with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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