$450+ Cheap flights from Kingston (KIN) to Ontario (ONT)
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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
KIN — ONT
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Kingston to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”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.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Kingston to Ontario
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Cheapest flights from Kingston to OntarioExplore the most affordable flight options available from Kingston to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Kingston to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:00 am -
1 stop14h 54m
Tue 11/177:05 am -
1 stop9h 55m
Deal found 10/29![Delta logo]()
$927
This American Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2011:18 am -
2 stops15h 41m
Fri 1/15:44 am -
2 stops13h 53m
Deal found 10/26![American Airlines logo]()
$961
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/102:58 pm -
2 stops33h 42m
Tue 11/176:00 am -
2 stops28h 52m
Deal found 10/26![United Airlines logo]()
$970
This American Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:01 am -
2 stops14h 09m
Tue 11/171:23 pm -
2 stops22h 59m
Deal found 10/29![American Airlines logo]()
$975
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/233:03 pm -
2 stops34h 08m
Sun 1/106:00 am -
2 stops52h 53m
Deal found 10/25![United Airlines logo]()
$1,006
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/209:00 am -
1 stop14h 35m
Fri 1/17:06 am -
1 stop9h 54m
Deal found 10/26![Delta logo]()
$1,066
This Mytrip deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:45 pm -
3 stops24h 50m
Fri 11/1312:01 pm -
3 stops28h 39m
Deal found 10/27![Multiple Airlines logo]()
$1,093
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:58 pm -
2 stops33h 42m
Mon 11/96:00 am -
2 stops28h 52m
Deal found 10/28![United Airlines logo]()
$1,109
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/233:03 pm -
2 stops34h 08m
Thu 1/146:00 am -
2 stops28h 53m
Deal found 10/28![United Airlines logo]()
$1,152
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/93:03 pm -
2 stops33h 56m
Wed 12/165:45 am -
2 stops29h 05m
Deal found 10/25![United Airlines logo]()
$1,273
Best flights from Kingston to OntarioDiscover carefully curated flight deals from Kingston to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Kingston to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/113:01 pm -
2 stops32h 59m
Mon 1/186:00 am -
2 stops28h 53m
Deal found 10/30![United Airlines logo]()
$910
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:00 am -
1 stop14h 54m
Tue 11/177:05 am -
1 stop9h 55m
Deal found 10/29![Delta logo]()
$927
This American Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2011:18 am -
2 stops15h 41m
Fri 1/15:44 am -
2 stops13h 53m
Deal found 10/26![American Airlines logo]()
$961
This Mytrip deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2111:00 am -
3 stops24h 30m
Sun 11/298:31 pm -
2 stops14h 21m
Deal found 10/28![Multiple Airlines logo]()
$1,382
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/102:58 pm -
2 stops33h 42m
Tue 11/176:00 am -
2 stops28h 52m
Deal found 10/26![United Airlines logo]()
$970
This Delta deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/209:00 am -
1 stop14h 35m
Fri 1/17:06 am -
1 stop9h 54m
Deal found 10/26![Delta logo]()
$1,066
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/233:03 pm -
2 stops34h 08m
Sun 1/106:00 am -
2 stops52h 53m
Deal found 10/25![United Airlines logo]()
$1,006
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/233:03 pm -
2 stops34h 08m
Thu 1/146:00 am -
2 stops28h 53m
Deal found 10/28![United Airlines logo]()
$1,152
This Booking.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:10 am -
3 stops25h 10m
Sun 11/224:13 pm -
3 stops20h 12m
Deal found 10/26![Multiple Airlines logo]()
$1,592
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/93:03 pm -
2 stops33h 56m
Wed 12/165:45 am -
2 stops29h 05m
Deal found 10/25![United Airlines logo]()
$1,273
Last-minute flights from Kingston to OntarioDiscover last-minute flight deals from Kingston to Ontario. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Kingston to Ontario. Data last updated October 30, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:45 pm -
3 stops24h 50m
Fri 11/1312:01 pm -
3 stops28h 39m
Deal found 10/27![Multiple Airlines logo]()
$1,093
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:58 pm -
2 stops33h 42m
Mon 11/96:00 am -
2 stops28h 52m
Deal found 10/28![United Airlines logo]()
$1,109
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:00 am -
1 stop14h 54m
Tue 11/177:05 am -
1 stop9h 55m
Deal found 10/29![Delta logo]()
$927
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/102:58 pm -
2 stops33h 42m
Tue 11/176:00 am -
2 stops28h 52m
Deal found 10/26![United Airlines logo]()
$970
This American Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:01 am -
2 stops14h 09m
Tue 11/171:23 pm -
2 stops22h 59m
Deal found 10/29![American Airlines logo]()
$975
This Booking.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:10 am -
3 stops25h 10m
Sun 11/224:13 pm -
3 stops20h 12m
Deal found 10/26![Multiple Airlines logo]()
$1,592
This Mytrip deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2111:00 am -
3 stops24h 30m
Sun 11/298:31 pm -
2 stops14h 21m
Deal found 10/28![Multiple Airlines logo]()
$1,382
One-way flights from Kingston to OntarioSearch for one-way flight options from Kingston to Ontario. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Kingston to Ontario. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Mytrip deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/119:10 am -
3 stops28h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$450
This Mytrip deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2111:00 am -
3 stops24h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$475
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:58 pm -
2 stops57h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![United Airlines logo]()
$490
This Booking.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/237:45 pm -
3 stops25h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$549
This Mytrip deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/297:55 pm -
3 stops26h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$557
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/233:03 pm -
2 stops34h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![United Airlines logo]()
$581
Find flight deals from Kingston to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Kingston (KIN) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $910 (United Airlines) |
One-way from | $450 (Mytrip) |
Popular in | September |
Cheapest in | March |
Average price | $519 |
Cheapflights Fare Finder
Customize your flight search to find flights from Kingston 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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Kingston to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KingstonOntario
KIN Kingston Norman Manley - ONT Ontario
KINONT
Kingston Norman Manley
Fri 12/11
9:10 am-10:45 am
3 stops28h 35m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$450
KingstonOntario
KIN Kingston Norman Manley - ONT Ontario
KINONT
Kingston Norman Manley
Sun 11/29
7:55 pm-7:36 pm
3 stops26h 41m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$557
KingstonOntario
KIN Kingston Norman Manley - ONT Ontario
KINONT
Kingston Norman Manley
Wed 12/23
3:03 pm-10:11 pm
2 stops34h 08m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$581
KingstonOntario
KIN Kingston Norman Manley - ONT Ontario
KINONT
Kingston Norman Manley
Sat 11/21
2:58 pm-9:40 pm
2 stops57h 42m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$592
KingstonOntario
KIN Kingston Norman Manley - ONT Ontario
KINONT
Kingston Norman Manley
Sun 11/8
2:58 pm-10:48 pm
2 stops34h 50m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$592
Quickest round-trip
KingstonOntario
KIN Kingston Norman Manley - ONT Ontario
KINONT
Kingston Norman Manley
Thu 12/10
9:00 am-6:38 pm
1 stop12h 38m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$666
KingstonOntario
KIN Kingston Norman Manley - ONT Ontario
KINONT
Kingston Norman Manley
Fri 12/11
9:00 am-6:38 pm
1 stop12h 38m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$666
KingstonOntario
KIN Kingston Norman Manley - ONT Ontario
KINONT
Kingston Norman Manley
Sun 11/8
7:55 pm-11:51 pm
3 stops30h 56m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$707
KingstonOntario
KIN Kingston Norman Manley - ONT Ontario
KINONT
Kingston Norman Manley
Mon 1/11
3:01 pm-9:00 pm
2 stops32h 59m
Ontario
Mon 1/18
6:00 am-1:53 pm
2 stops28h 53m
$910
KingstonOntario
KIN Kingston Norman Manley - ONT Ontario
KINONT
Kingston Norman Manley
Tue 11/10
9:00 am-8:54 pm
1 stop14h 54m
Ontario
Tue 11/17
7:05 am-8:00 pm
1 stop9h 55m
$927
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Kingston to Ontario
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 Kingston to Ontario in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Kingston-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kingston-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kingston-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Kingston-Ontario 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 Kingston-Ontario 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 Kingston to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Kingston with our price prediction graph.
KIN-ONT
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.
Related info for your journey
Find useful and relevant information for your journey from Kingston to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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