$112+ Cheap flights from Newark (EWR) to Ontario
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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — YYZ
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from Newark 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
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Cheapest flights from Newark to OntarioExplore the most affordable flight options available from Newark to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
Explore the most affordable flight options available from Newark to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:35 pm -
1 stop4h 20m
Thu 10/810:00 am -
1 stop6h 55m
Deal found 9/3![Porter Airlines logo]()
$239
This Justfly.com deal was found by Cheapflights users on 9/4. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/152:35 pm -
1 stop4h 20m
Fri 10/3012:15 pm -
1 stop4h 30m
Deal found 9/4![Porter Airlines logo]()
$240
This Gotogate deal was found by Cheapflights users on 9/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:25 am -
1 stop5h 08m
Mon 9/288:55 pm -
Nonstop1h 35m
Deal found 9/2![Air Canada logo]()
$240
This Kissandfly.com deal was found by Cheapflights users on 9/2. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/242:35 pm -
1 stop4h 20m
Mon 9/2810:30 am -
1 stop5h 15m
Deal found 9/2![Porter Airlines logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:55 am -
Nonstop1h 35m
Sun 9/278:30 am -
Nonstop1h 30m
Deal found 9/4![Porter Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/712:50 pm -
1 stop6h 15m
Tue 11/107:00 am -
1 stop5h 10m
Deal found 9/3![Porter Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:50 pm -
1 stop6h 15m
Sun 11/17:00 am -
1 stop5h 10m
Deal found 9/5![Porter Airlines logo]()
$243
This Mytrip deal was found by Cheapflights users on 9/3. 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.
Thu 10/111:20 am -
Nonstop1h 35m
Mon 10/512:30 pm -
1 stop5h 25m
Deal found 9/3![Multiple Airlines logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:55 am -
Nonstop1h 35m
Sat 9/2611:55 am -
1 stop3h 50m
Deal found 9/5![Porter Airlines logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:50 pm -
1 stop6h 15m
Tue 11/107:00 am -
1 stop5h 10m
Deal found 9/3![Porter Airlines logo]()
$245
This Trip.com deal was found by Cheapflights users on 9/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:00 am -
Nonstop1h 35m
Mon 9/2811:55 am -
1 stop3h 50m
Deal found 9/4![Porter Airlines logo]()
$246
This deal was found by Cheapflights users on 9/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:00 am -
Nonstop1h 40m
Tue 9/152:00 pm -
1 stop5h 50m
Deal found 9/2![Air Canada logo]()
$246
Best flights from Newark to OntarioDiscover carefully curated flight deals from Newark to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from Newark to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This Trip.com deal was found by Cheapflights users on 9/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/24:25 pm -
1 stop3h 37m
Tue 10/62:10 pm -
Nonstop1h 35m
Deal found 9/3![Porter Airlines logo]()
$264
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/69:10 am -
1 stop6h 36m
Tue 10/67:00 pm -
Nonstop1h 48m
Deal found 9/6![United Airlines logo]()
$291
This United deal was found by Cheapflights users on 9/3. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:35 am -
Nonstop1h 44m
Mon 10/58:00 am -
1 stop6h 45m
Deal found 9/3![Multiple Airlines logo]()
$309
This Porter Airlines deal was found by Cheapflights users on 9/6. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:00 am -
Nonstop1h 35m
Sun 10/2510:35 am -
1 stop6h 10m
Deal found 9/6![Porter Airlines logo]()
$291
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/197:35 am -
Nonstop1h 44m
Mon 10/191:00 pm -
1 stop5h 28m
Deal found 9/3![United Airlines logo]()
$297
This United deal was found by Cheapflights users on 9/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/194:35 pm -
Nonstop1h 53m
Sat 9/262:15 pm -
Nonstop1h 38m
Deal found 9/2![Multiple Airlines logo]()
$315
This Porter Airlines deal was found by Cheapflights users on 9/6. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:25 am -
Nonstop1h 35m
Sat 10/3112:15 pm -
1 stop4h 30m
Deal found 9/6![Porter Airlines logo]()
$291
This Gotogate deal was found by Cheapflights users on 9/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:00 am -
1 stop6h 22m
Wed 9/307:45 pm -
3 stops14h 05m
Deal found 9/3![Air Canada logo]()
$649
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Fri 11/66:03 pm -
Nonstop1h 56m
Sun 11/89:44 am -
Nonstop1h 46m
Deal found 9/2![United Airlines logo]()
$306
This United deal was found by Cheapflights users on 9/4. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/132:55 pm -
1 stop4h 07m
Fri 10/169:00 am -
1 stop5h 55m
Deal found 9/4![Multiple Airlines logo]()
$319
This Porter Airlines deal was found by Cheapflights users on 9/5. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/69:40 am -
Nonstop1h 38m
Sat 12/1212:15 pm -
1 stop4h 30m
Deal found 9/5![Porter Airlines logo]()
$291
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/103:05 pm -
1 stop3h 57m
Mon 10/128:00 pm -
Nonstop1h 48m
Deal found 9/3![United Airlines logo]()
$315
This Porter Airlines deal was found by Cheapflights users on 9/6. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2411:20 am -
Nonstop1h 35m
Sat 10/3112:15 pm -
1 stop4h 30m
Deal found 9/6![Porter Airlines logo]()
$291
This United Airlines deal was found by Cheapflights users on 9/2. 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 12/17:00 pm -
1 stop4h 28m
Sat 12/510:45 am -
Nonstop1h 43m
Deal found 9/2![United Airlines logo]()
$315
This Porter Airlines deal was found by Cheapflights users on 9/6. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/148:55 am -
Nonstop1h 35m
Mon 10/1911:55 am -
1 stop3h 50m
Deal found 9/6![Porter Airlines logo]()
$291
This United deal was found by Cheapflights users on 9/3. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:58 pm -
Nonstop1h 44m
Fri 11/273:10 pm -
1 stop4h 30m
Deal found 9/3![Multiple Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/297:15 am -
1 stop6h 48m
Sun 11/19:44 am -
Nonstop1h 46m
Deal found 9/6![United Airlines logo]()
$316
This United deal was found by Cheapflights users on 9/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:52 am -
Nonstop1h 36m
Thu 11/124:10 pm -
1 stop6h 40m
Deal found 9/2![Multiple Airlines logo]()
$363
This Porter Airlines deal was found by Cheapflights users on 9/6. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:35 pm -
1 stop4h 20m
Thu 10/2210:00 am -
1 stop6h 55m
Deal found 9/6![Porter Airlines logo]()
$300
This United Airlines deal was found by Cheapflights users on 9/6. 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 11/78:05 pm -
1 stop3h 47m
Tue 11/1010:30 am -
Nonstop1h 46m
Deal found 9/6![United Airlines logo]()
$316
This Porter Airlines deal was found by Cheapflights users on 9/2. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:50 pm -
1 stop5h 38m
Sun 11/89:00 am -
2 stops7h 45m
Deal found 9/2![Porter Airlines logo]()
$302
This Porter Airlines deal was found by Cheapflights users on 9/2. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:50 pm -
1 stop5h 38m
Sun 11/87:00 am -
2 stops9h 45m
Deal found 9/2![Porter Airlines logo]()
$302
This United Airlines deal was found by Cheapflights users on 9/2. 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 10/2711:52 am -
Nonstop1h 36m
Fri 10/307:00 am -
Nonstop1h 53m
Deal found 9/2![United Airlines logo]()
$351
This Porter Airlines deal was found by Cheapflights users on 9/2. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3012:50 pm -
1 stop5h 38m
Tue 11/39:00 am -
2 stops7h 45m
Deal found 9/2![Porter Airlines logo]()
$302
This Air Canada deal was found by Cheapflights users on 9/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:35 pm -
1 stop4h 27m
Sun 10/47:25 pm -
1 stop12h 35m
Deal found 9/4![Air Canada logo]()
$657
This United Airlines deal was found by Cheapflights users on 9/5. 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 9/2811:27 am -
Nonstop1h 42m
Wed 10/711:23 am -
Nonstop1h 36m
Deal found 9/5![United Airlines logo]()
$352
This Mytrip deal was found by Cheapflights users on 9/5. 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.
Mon 9/2812:25 pm -
2 stops10h 08m
Mon 10/56:30 am -
2 stops9h 15m
Deal found 9/5![Multiple Airlines logo]()
$471
This Porter Airlines deal was found by Cheapflights users on 9/2. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:35 pm -
1 stop5h 40m
Sun 10/257:00 am -
2 stops9h 45m
Deal found 9/2![Porter Airlines logo]()
$302
This Gotogate deal was found by Cheapflights users on 9/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:00 am -
2 stops7h 45m
Sun 10/42:25 pm -
1 stop4h 35m
Deal found 9/3![Air Canada logo]()
$661
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/82:34 pm -
Nonstop1h 36m
Mon 10/126:00 am -
Nonstop1h 38m
Deal found 9/6![United Airlines logo]()
$352
Last-minute flights from Newark to OntarioDiscover last-minute flight deals from Newark to Ontario. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Newark to Ontario. Data last updated September 7, 2026 and is based on user searches.
This deal was found by Cheapflights users on 9/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:00 am -
Nonstop1h 40m
Tue 9/152:00 pm -
1 stop5h 50m
Deal found 9/2![Air Canada logo]()
$246
This Trip.com deal was found by Cheapflights users on 9/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:00 am -
Nonstop1h 35m
Mon 9/2811:55 am -
1 stop3h 50m
Deal found 9/4![Porter Airlines logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:55 am -
Nonstop1h 35m
Sat 9/2611:55 am -
1 stop3h 50m
Deal found 9/5![Porter Airlines logo]()
$245
This Kissandfly.com deal was found by Cheapflights users on 9/2. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/242:35 pm -
1 stop4h 20m
Mon 9/2810:30 am -
1 stop5h 15m
Deal found 9/2![Porter Airlines logo]()
$241
This Gotogate deal was found by Cheapflights users on 9/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:25 pm -
1 stop5h 15m
Mon 9/286:25 am -
Nonstop1h 35m
Deal found 9/3![Multiple Airlines logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:55 am -
Nonstop1h 35m
Sun 9/278:30 am -
Nonstop1h 30m
Deal found 9/4![Porter Airlines logo]()
$242
This Gotogate deal was found by Cheapflights users on 9/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:25 am -
1 stop5h 08m
Mon 9/288:55 pm -
Nonstop1h 35m
Deal found 9/2![Air Canada logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:35 pm -
1 stop4h 20m
Thu 10/810:00 am -
1 stop6h 55m
Deal found 9/3![Porter Airlines logo]()
$239
This Mytrip deal was found by Cheapflights users on 9/3. 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.
Thu 10/111:20 am -
Nonstop1h 35m
Mon 10/512:30 pm -
1 stop5h 25m
Deal found 9/3![Multiple Airlines logo]()
$244
This Justfly.com deal was found by Cheapflights users on 9/4. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/152:35 pm -
1 stop4h 20m
Fri 10/3012:15 pm -
1 stop4h 30m
Deal found 9/4![Porter Airlines logo]()
$240
This Mytrip deal was found by Cheapflights users on 9/3. 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 10/258:00 am -
Nonstop1h 51m
Mon 11/304:20 pm -
Nonstop1h 41m
Deal found 9/3![Air Canada logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2912:50 pm -
1 stop6h 15m
Sun 11/17:00 am -
1 stop5h 10m
Deal found 9/5![Porter Airlines logo]()
$243
One-way flights from Newark to OntarioSearch for one-way flight options from Newark to Ontario. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from Newark to Ontario. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This Super.com deal was found by Cheapflights users on 9/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/102:35 pm -
Nonstop1h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Porter Airlines logo]()
$112
This Justfly.com deal was found by Cheapflights users on 9/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:35 pm -
Nonstop1h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Porter Airlines logo]()
$114
This Super.com deal was found by Cheapflights users on 9/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:00 am -
1 stop5h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Porter Airlines logo]()
$115
This Trip.com deal was found by Cheapflights users on 9/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
1 stop4h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Porter Airlines logo]()
$116
This Trip.com deal was found by Cheapflights users on 9/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:00 am -
1 stop3h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Porter Airlines logo]()
$117
This Trip.com deal was found by Cheapflights users on 9/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/132:35 pm -
Nonstop1h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Porter Airlines logo]()
$119
This Super.com deal was found by Cheapflights users on 9/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2612:25 pm -
Nonstop1h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Porter Airlines logo]()
$119
This Trip.com deal was found by Cheapflights users on 9/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:00 am -
1 stop3h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Air Canada logo]()
$121
This Mytrip deal was found by Cheapflights users on 9/5. 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.
Mon 9/284:25 pm -
1 stop3h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Porter Airlines logo]()
$122
This Trip.com deal was found by Cheapflights users on 9/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/242:35 pm -
Nonstop1h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Porter Airlines logo]()
$123
This Super.com deal was found by Cheapflights users on 9/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:25 pm -
Nonstop1h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Porter Airlines logo]()
$123
This FlightHub deal was found by Cheapflights users on 9/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:25 pm -
Nonstop1h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Porter Airlines logo]()
$124
Find flight deals from Newark to Ontario
Keep the following information in mind while searching for Newark to Ontario flight deals. Data was last updated September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $239 (Kiwi.com) |
One-way from | $112 (Super.com) |
Popular in | November |
Cheapest in | April |
Average price | $334 |
Good round-trip deal | $291 or less |
Good one-way deal | $159 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Newark 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 September 7, 2026.
Use the filters below to find and compare flights from Newark Airport to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
NewarkOttawa
EWR Newark - YOW Ottawa
EWRYOW
Newark
Wed 11/4
5:25 pm-7:05 pm
Nonstop1h 40m
Ottawa
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$115
NewarkOttawa
EWR Newark - YOW Ottawa
EWRYOW
Newark
Sun 11/8
9:40 am-4:09 pm
1 stop6h 29m
Ottawa
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$118
NewarkOttawa
EWR Newark - YOW Ottawa
EWRYOW
Newark
Tue 10/13
2:35 pm-4:20 pm
Nonstop1h 45m
Ottawa
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$123
NewarkMontreal
EWR Newark - YUL Montreal Pierre Elliott Trudeau Intl
EWRYUL
Newark
Thu 10/8
12:25 pm-2:05 pm
Nonstop1h 40m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$130
NewarkToronto
EWR Newark - YYZ Toronto Pearson Intl
EWRYYZ
Newark
Tue 10/20
7:59 pm-11:54 pm
1 stop3h 55m
Toronto Pearson Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$136
NewarkToronto
EWR Newark - YYZ Toronto Pearson Intl
EWRYYZ
Newark
Sat 10/24
7:45 pm-11:54 pm
1 stop4h 09m
Toronto Pearson Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$136
NewarkToronto
EWR Newark - YYZ Toronto Pearson Intl
EWRYYZ
Newark
Sun 10/4
6:00 am-11:49 am
1 stop5h 49m
Toronto Pearson Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$136
NewarkToronto
EWR Newark - YYZ Toronto Pearson Intl
EWRYYZ
Newark
Wed 9/16
7:35 am-9:19 am
Nonstop1h 44m
Toronto Pearson Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$136
NewarkOttawa
EWR Newark - YOW Ottawa
EWRYOW
Newark
Mon 11/2
2:15 pm-8:09 pm
1 stop5h 54m
Ottawa
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$136
NewarkToronto
EWR Newark - YYZ Toronto Pearson Intl
EWRYYZ
Newark
Wed 10/7
9:10 am-5:56 pm
1 stop8h 46m
Toronto Pearson Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$136
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Newark to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Newark with our price prediction graph.
EWR-YTZ
EWR-YYZ
EWR-YOW
EWR-YQG
EWR-YXU
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 Newark Airport to Ontario
EWR-CAON
EWR-YTZ
EWR-YYZ
EWR-YOW
EWR-YQG
What is the cheapest month to book a flight from Newark Airport to Region of Ontario?
Currently, February is the cheapest month in which you can book a flight from Newark Airport to Region of Ontario (average of $288). Flying from Newark Airport to Region of Ontario in September is currently the most expensive (average of $356). 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.
What is the cheapest time of day to fly from EWR to ON?
Find hourly flight availability from Newark to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 7, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 19% on flights from Newark Airport to Region of Ontario by exploring options for tickets in the morning.
Weekly flight availability from Newark Airport to Region of Ontario
Explore weekly flight availability from Newark to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 7, 2026.
The most flights from EWR to CAON are scheduled on a Friday (24 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (8 on average).
How much does it cost to fly round-trip from Newark Airport to Region of Ontario?
Airfare is below average for this route at the moment.
Newark Airport to Region of Ontario flights typically cost between $334 and $556 in September.The cheapest round-trip price found within the last 5 days was $240 on Air Canada (Sep 26-Sep 28).
How far ahead should I book a flight from Newark Airport to Region of Ontario?
Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from Newark Airport to Region of Ontario. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from Newark Airport to Region of Ontario?
Use this chart to determine the cheapest time to fly round-trip from Newark to Ontario. Price data was last updated on September 5, 2026.
Travelers seeking maximum savings on their Newark Airport to Region of Ontario flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated September 7, 2026.
See what other customers who have flown with Porter Airlines,Air Transat, andUnited Airlines from Newark Airport to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
6.9
Boarding
8.2
Crew
8.6
Overall
8.0
Food
7.6
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Comfort
8.0
Entertainment
6.9
Boarding
8.2
Crew
8.6
Overall
8.0
Food
7.6
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Comfort
8.0
Entertainment
6.9
Boarding
8.2
Crew
8.6
Overall
8.0
Food
7.6
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Comfort
8.0
Entertainment
6.9
Boarding
8.2
Crew
8.6
Overall
8.0
Food
7.6
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Comfort
8.0
Entertainment
6.9
Boarding
8.2
Crew
8.6
Overall
8.0
Food
7.6
Reviews
1 / 20
6.0
GoodShannon,Jul 2026
YQT - YOW
Related info for your journey
Find useful and relevant information for your journey from Newark 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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Alternative routes for Newark to Ontario
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Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Newark to Ontario by cabin class
Find flights from Newark to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Newark and Ontario flights
Browse other Newark and Ontario flight options. Last updated on September 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Newark to Ontario flights
Consider these flights traveling from Newark to Ontario.
Top 3 airlines flying from Newark to Ontario
Discover the top 3 airlines that operate flights from Newark to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$122 | Average$377 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$166 | Average$409 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$206 | Average$396 | FlexibilityNo cancel fee | On-time67% |