In terms of precipitation, rainfall in Nantucket ranges from 1.6 - 4.3 inches per month. January is typically the wettest month, when rainfall can reach 4.3 in. June is typically the driest time to visit Nantucket when rainfall is around 1.6 in.

If weather is an important factor for your trip to Nantucket, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 32.0 F).

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

The most popular route from Region of Ontario to Nantucket is Ottawa - Nantucket Memorial. You may also consider Toronto Island - Nantucket Memorial or Montreal Pierre Elliott Trudeau Intl - Nantucket Memorial.

How far in advance should I book a flight from Region of Ontario to Nantucket?

To save on the cost of your flight from Region of Ontario to Nantucket, book at least 61 days before your planned departure. Booking around this time can save you about 114% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $291 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $572.

What is the cheapest month to fly from Region of Ontario to Nantucket?

Our data shows that March tends to be the cheapest month to fly to Nantucket from Region of Ontario. Users have commonly found prices around $274 for the month, but tickets can be as low as $178. Due to multiple factors, prepare for potentially higher prices in November.

What is the cheapest time of day to fly from ON to ACK?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Nantucket as you normally would.

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 2.8 mi journey from Memorial (ACK) to Nantucket’s city center.

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.

$1,106+ Flights from Ontario to Nantucket

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Cheap flight deals from Ontario to Nantucket

Popular in	November
Cheapest in	March
Average price	$263

Highest demand for flights based on searches. 4% potential increase in price ($13 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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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 setembro 15, 2025.

sáb 9/206:55 amYUL - ACK

3 stops24h 53mMultiple Airlines

sáb 9/271:45 pmACK - YUL

3 stops29h 35mMultiple Airlines

Deal found 9/13

$1,106

Best time to book a flight from Ontario to Nantucket

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Estimated round-trip price

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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 2.8 mi journey from Memorial (ACK) to Nantucket’s city center.
What are the most popular routes from Region of Ontario to Nantucket?
The most popular route from Region of Ontario to Nantucket is Ottawa - Nantucket Memorial. You may also consider Toronto Island - Nantucket Memorial or Montreal Pierre Elliott Trudeau 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.

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$1,106+ Cheap flights from Ontario to Nantucket (ACK)

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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Nantucket with Cheapflights

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Cheap flight deals from Ontario to Nantucket

Keep the following information in mind while searching for Ontario to Nantucket flight deals. Data was last updated setembro 15, 2025.

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Find flight deals from Ontario to Nantucket

Cheapest flights from Ontario to NantucketExplore 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 setembro 15, 2025.

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 setembro 15, 2025.

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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Nantucket

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?

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

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

How can I find direct flights from Ontario to Nantucket?

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

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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 setembro 15, 2025.