What are the cheapest airlines flying from Ontario to Kingston round-trip?

According to our current data, JetBlue ($918), and United Airlines ($964) offers the cheapest pricing from Ontario to Kingston.

What are the cheapest airlines to fly from Ontario to Kingston one-way?

For one-way options, check prices for Delta. According to our data, you can fly for as low as $299. Users have also found prices from $338 and $415 on American Airlines and JetBlue, respectively.

What is the cheapest day to fly from Ontario to Kingston?

Travelers seeking maximum savings on their Ontario to Kingston flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Ontario to Kingston?

Flights from Ontario to Kingston are found to be more expensive on Thursday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Kingston.

How far in advance should I book a flight from Ontario to Kingston?

Travelers have found it’s best to book a flight 35 days in advance to save up to 48% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 35 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Ontario to Kingston 1-2 weeks in advance for as low as $601, or $741 for flights within the next 24 hours.

What is the cheapest month to fly from Ontario to Kingston?

The best pricing can be found in the month of January. Prices to Kingston from Ontario average $712. You can even find prices in January for less than $712, as users have found deals to Kingston from as low as $441. The month of December appears to be one of the more expensive times to travel to Kingston from Ontario. Flying in the targeted month can save you up to 37%.

What is the cheapest time of day to fly from ONT to KIN?

A simple way to save on the total cost of your ticket is to fly from Ontario to Kingston at noon. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the morning.

Most accurate provider : When it comes to deals on Ontario-Kingston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Kingston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Kingston flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Ontario-Kingston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Kingston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Ontario to Kingston?

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

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

Yes. Cheapflights offers flight deals from Ontario to Kingston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$299+ Flights from Ontario to Kingston

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1. Tell us where you want to go

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2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheap flight deals from Ontario to Kingston

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$918 (JetBlue)
One-way from	$299 (Delta)
Popular in	December
Cheapest in	January
Average price	$687

Provider with most accurate pricing for Ontario-Kingston Norman Manley flight deals.

Search Deals

Provider most trusted by Cheapflights users for Ontario-Kingston Norman Manley flights.

Search Deals

From Ontario to Kingston Norman Manley

Search Deals

One-way flight from Ontario to Kingston Norman Manley

Search Deals

Highest demand for flights based on searches. 1% potential increase in price ($11 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Find flight deals from Ontario to Kingston

Cheapest flights from Ontario to Kingston
Explore the most affordable flight options available from Ontario to Kingston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4月 2, 2025.

金 6/1311:45 pmONT - KIN

1 stop18h 04mJetBlue

土 6/219:09 amKIN - ONT

1 stop15h 21mJetBlue

Deal found 4/1

$918

木 9/46:00 amONT - KIN

2 stops29h 53mUnited Airlines

月 9/82:57 pmKIN - ONT

2 stops32h 59mUnited Airlines

Deal found 4/1

$964

Best flights from Ontario to Kingston
Discover carefully curated flight deals from Ontario to Kingston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 4月 2, 2025.

金 6/1311:45 pmONT - KIN

1 stop18h 04mJetBlue

土 6/219:09 amKIN - ONT

1 stop15h 21mJetBlue

Deal found 4/1

$918

木 9/46:00 amONT - KIN

2 stops29h 53mUnited Airlines

月 9/82:57 pmKIN - ONT

2 stops32h 59mUnited Airlines

Deal found 4/1

$964

Last-minute flights from Ontario to Kingston
Discover last-minute flight deals from Ontario to Kingston. Data last updated 4月 2, 2025 and is based on user searches.

火 4/156:10 amONT - KIN

2 stops29h 40mUnited Airlines

金 4/252:57 pmKIN - ONT

2 stops33h 01mUnited Airlines

Deal found 4/1

$1,092

One-way flights from Ontario to Kingston
Search for one-way flight options from Ontario to Kingston. Find affordable one-way fares based on user searches. Data last updated 4月 2, 2025.

日 4/137:00 amONT - KIN

1 stop9h 53mDelta

Deal found 4/1

$299

金 4/1111:59 pmONT - KIN

2 stops17h 41mAmerican Airlines

Deal found 4/1

$338

土 6/2111:45 pmONT - KIN

1 stop18h 04mJetBlue

Deal found 4/1

$415

日 4/136:10 amONT - KIN

2 stops29h 40mUnited Airlines

Deal found 4/1

$436

金 5/1611:59 pmONT - KIN

2 stops64h 06mBritish Airways

Deal found 4/1

$3,120

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Kingston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioKingston

ONT - KIN

ONTKIN

Ontario

金 6/13

11:45 pm-7:49 pm

1 stop18h 04m

Kingston Norman Manley

土 6/21

9:09 am-10:30 pm

1 stop15h 21m

$918

OntarioKingston

ONT - KIN

ONTKIN

Ontario

木 9/4

6:00 am-1:53 pm

2 stops29h 53m

Kingston Norman Manley

月 9/8

2:57 pm-9:56 pm

2 stops32h 59m

$964

OntarioKingston

ONT - KIN

ONTKIN

Ontario

日 4/13

7:00 am-6:53 pm

1 stop9h 53m

$299

OntarioKingston

ONT - KIN

ONTKIN

Ontario

金 4/11

11:59 pm-7:40 pm

2 stops17h 41m

$338

OntarioKingston

ONT - KIN

ONTKIN

Ontario

土 6/21

11:45 pm-7:49 pm

1 stop18h 04m

$415

OntarioKingston

ONT - KIN

ONTKIN

Ontario

日 4/13

6:10 am-1:50 pm

2 stops29h 40m

$436

OntarioKingston

ONT - KIN

ONTKIN

Ontario

金 5/16

11:59 pm-6:05 pm

2 stops64h 06m

$3,120

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Compare providers for flights from Ontario to Kingston

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Kingston in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Ontario-Kingston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Kingston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Kingston flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Ontario-Kingston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Kingston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Kingston

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

What is the cheapest month to book a flight from Ontario to Kingston?

Currently, September is the cheapest month in which you can book a flight from Ontario to Kingston (average of $425). Flying from Ontario to Kingston in December is currently the most expensive (average of $613). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Kingston by month

In terms of precipitation, rainfall in Kingston ranges from 0.8 - 6.7 inches per month. October is typically the wettest month, when rainfall can reach 6.7 in. February is typically the driest time to visit Kingston when rainfall is around 0.8 in.

Temperature in Kingston by month

If weather is an important factor for your trip to Kingston, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Reviews of airlines servicing Kingston

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,897 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,616 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

JetBlue

7.3

Good

2,922 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

British Airways

6.6

Okay

6,715 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines flying from Ontario to Kingston round-trip?
According to our current data, JetBlue ($918), and United Airlines ($964) offers the cheapest pricing from Ontario to Kingston.
What are the cheapest airlines to fly from Ontario to Kingston one-way?
For one-way options, check prices for Delta. According to our data, you can fly for as low as $299. Users have also found prices from $338 and $415 on American Airlines and JetBlue, respectively.
Can I find deals for flights from Ontario to Kingston that include hotel bookings?
Yes. In addition to deals on Ontario to Kingston flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Kingston?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Kingston.
Can I find deals for business class flights from Ontario to Kingston?
Yes. Cheapflights offers flight deals from Ontario to Kingston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Ontario to Kingston?
Currently, September is the cheapest month in which you can book a flight from Ontario to Kingston (average of $425). Flying from Ontario to Kingston in December is currently the most expensive (average of $613). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Port Antonio

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ontario to Kingston

Other flights to Kingston

Top airline flying from Ontario to Kingston

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$548	Average$643	FlexibilityNo cancel fee	On-time71%

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$299+ Cheap flights from Ontario (ONT) to Kingston (KIN)

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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Kingston with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Ontario to Kingston

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ontario to Kingston

Cheapest flights from Ontario to KingstonExplore the most affordable flight options available from Ontario to Kingston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4月 2, 2025.

Explore the most affordable flight options available from Ontario to Kingston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4月 2, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Kingston that are best for you.

Compare providers for flights from Ontario to Kingston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Kingston in April.

Best time to book a flight from Ontario to Kingston

Have a flexible travel schedule? Discover the best time to fly to Kingston from Ontario with our price prediction graph.

Cheapflights Insights

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

What is the cheapest month to book a flight from Ontario to Kingston?

Rainfall in Kingston by month

Plan your trip to Kingston by taking into account the average rainfall totals by month.

Temperature in Kingston by month

Plan your trip to Kingston by taking into account the average temperature totals by month.

Reviews of airlines servicing Kingston

Related info for your journey

Find useful and relevant information for your journey from Ontario to Kingston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Ontario to Kingston round-trip?

What are the cheapest airlines to fly from Ontario to Kingston one-way?

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

How can I find direct flights from Ontario to Kingston?

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

What is the cheapest month to book a flight from Ontario to Kingston?

Traveling to a place near Ontario?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Kingston

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

Top airline flying from Ontario to Kingston

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Ontario to Kingston
Explore the most affordable flight options available from Ontario to Kingston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4月 2, 2025.