$113+ Cheap flights from Newark (EWR) to Ontario
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 6/25. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — YYZ
Jul 9 — Jul 161
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
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 Newark to Ontario
Cheapest
Best
Last-minute
One-way
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 June 9, 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 June 9, 2026.
This Flightnetwork deal was found by Cheapflights users on 6/9. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/246:00 am
EWR
- YUL
Nonstop1h 38m
Air Canada
Fri 7/316:20 pm
YUL
- EWR
Nonstop1h 38m
Air Canada
Deal found 6/9![Air Canada logo]()
$225
This Super.com deal was found by Cheapflights users on 6/9. 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 6/2712:25 pm
EWR
- YUL
Nonstop1h 43m
Porter Airlines
Tue 6/303:10 pm
YUL
- EWR
Nonstop1h 40m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$227
This deal was found by Cheapflights users on 6/5. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/253:55 pm
EWR
- YTZ
1 stop5h 58m
Porter Airlines
Tue 6/308:15 pm
YTZ
- EWR
Nonstop1h 30m
Porter Airlines
Deal found 6/5![Porter Airlines logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 7/95:35 pm
EWR
- YUL
Nonstop1h 43m
Porter Airlines
Thu 7/168:00 pm
YUL
- EWR
Nonstop1h 40m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$231
This Mytrip deal was found by Cheapflights users on 6/9. 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.
Wed 8/2610:25 am
EWR
- YUL
Nonstop1h 31m
Air Canada
Thu 8/271:10 pm
YUL
- EWR
Nonstop1h 45m
Air Canada
Deal found 6/9![Air Canada logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Tue 6/235:30 pm
EWR
- YUL
Nonstop1h 43m
Porter Airlines
Fri 6/263:10 pm
YUL
- EWR
Nonstop1h 40m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$233
This Trip.com deal was found by Cheapflights users on 6/9. 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 7/35:35 pm
EWR
- YUL
Nonstop1h 43m
Porter Airlines
Sat 7/113:15 pm
YUL
- EWR
Nonstop1h 40m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$236
This Justfly.com deal was found by Cheapflights users on 6/9. 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.
Tue 6/235:30 pm
EWR
- YUL
Nonstop1h 43m
Porter Airlines
Thu 6/253:10 pm
YUL
- EWR
Nonstop1h 40m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$237
This Trip.com deal was found by Cheapflights users on 6/9. 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 7/2212:25 pm
EWR
- YUL
Nonstop1h 43m
Porter Airlines
Sat 7/253:15 pm
YUL
- EWR
Nonstop1h 40m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$239
This deal was found by Cheapflights users on 6/5. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:00 am
EWR
- YTZ
Nonstop1h 35m
Porter Airlines
Wed 6/1011:55 am
YTZ
- EWR
1 stop4h 00m
Porter Airlines
Deal found 6/5![Porter Airlines logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 7/38:00 am
EWR
- YUL
1 stop4h 10m
Porter Airlines
Tue 7/73:15 pm
YUL
- EWR
Nonstop1h 40m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$240
This deal was found by Cheapflights users on 6/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:00 am
EWR
- YTZ
Nonstop1h 35m
Porter Airlines
Tue 6/168:25 am
YTZ
- EWR
1 stop7h 30m
Porter Airlines
Deal found 6/6![Porter Airlines logo]()
$242
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 June 9, 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 June 9, 2026.
This United Airlines deal was found by Cheapflights users on 6/9. 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 8/59:20 am
EWR
- YUL
1 stop8h 10m
United Airlines
Fri 8/76:00 am
YUL
- EWR
Nonstop1h 36m
United Airlines
Deal found 6/9![United Airlines logo]()
$286
This Porter Airlines deal was found by Cheapflights users on 6/6. 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.
Thu 7/306:25 am
EWR
- YTZ
Nonstop1h 35m
Porter Airlines
Thu 7/3011:55 am
YTZ
- EWR
1 stop3h 50m
Porter Airlines
Deal found 6/6![Porter Airlines logo]()
$320
This Delta deal was found by Cheapflights users on 6/8. 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.
Wed 9/99:40 am
EWR
- YYZ
1 stop3h 45m
Delta
Mon 9/142:24 pm
YYZ
- EWR
1 stop5h 06m
Delta
Deal found 6/8![Delta logo]()
$380
This United deal was found by Cheapflights users on 6/8. 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 7/118:29 pm
EWR
- YYZ
Nonstop1h 54m
Multiple Airlines
Sun 7/126:30 am
YYZ
- EWR
Nonstop1h 44m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$447
This Air Canada deal was found by Cheapflights users on 6/8. 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.
Mon 8/106:00 am
EWR
- YQT
2 stops11h 29m
Air Canada
Wed 8/195:10 am
YQT
- EWR
1 stop4h 55m
Air Canada
Deal found 6/8![Air Canada logo]()
$576
This United Airlines deal was found by Cheapflights users on 6/8. 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 6/267:33 am
EWR
- YYZ
Nonstop1h 46m
United Airlines
Sat 7/47:30 am
YYZ
- EWR
Nonstop1h 35m
United Airlines
Deal found 6/8![United Airlines logo]()
$355
This Porter Airlines deal was found by Cheapflights users on 6/5. 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.
Mon 7/66:25 am
EWR
- YOW
2 stops6h 55m
Porter Airlines
Fri 7/248:30 am
YOW
- EWR
2 stops10h 15m
Porter Airlines
Deal found 6/5![Porter Airlines logo]()
$363
This Porter Airlines deal was found by Cheapflights users on 6/8. 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 7/176:25 am
EWR
- YOW
2 stops6h 55m
Porter Airlines
Mon 7/208:30 am
YOW
- EWR
2 stops10h 15m
Porter Airlines
Deal found 6/8![Porter Airlines logo]()
$363
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sun 7/57:34 am
EWR
- YYZ
1 stop5h 34m
United Airlines
Sat 7/112:05 pm
YYZ
- EWR
1 stop5h 28m
United Airlines
Deal found 6/8![United Airlines logo]()
$366
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/137:34 am
EWR
- YYZ
1 stop5h 34m
United Airlines
Tue 7/142:05 pm
YYZ
- EWR
1 stop5h 28m
United Airlines
Deal found 6/8![United Airlines logo]()
$366
This Porter Airlines deal was found by Cheapflights users on 6/7. 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 9/186:25 am
EWR
- YOW
2 stops6h 55m
Porter Airlines
Mon 9/218:00 am
YOW
- EWR
2 stops8h 55m
Porter Airlines
Deal found 6/7![Porter Airlines logo]()
$367
This United deal was found by Cheapflights users on 6/9. 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.
Wed 7/1510:05 am
EWR
- YUL
1 stop4h 35m
Multiple Airlines
Sat 7/1810:40 am
YUL
- EWR
1 stop6h 13m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$463
This Porter Airlines deal was found by Cheapflights users on 6/9. 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 7/810:40 am
EWR
- YUL
2 stops8h 08m
Porter Airlines
Wed 7/88:55 pm
YUL
- EWR
2 stops18h 50m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$370
This United Airlines deal was found by Cheapflights users on 6/8. 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 8/129:59 am
EWR
- YYZ
Nonstop1h 44m
United Airlines
Tue 8/257:43 pm
YYZ
- EWR
1 stop4h 16m
United Airlines
Deal found 6/8![United Airlines logo]()
$370
This United Airlines deal was found by Cheapflights users on 6/8. 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 8/66:00 am
EWR
- YUL
1 stop13h 45m
United Airlines
Sun 8/96:00 am
YUL
- EWR
Nonstop1h 36m
United Airlines
Deal found 6/8![United Airlines logo]()
$372
This Porter Airlines deal was found by Cheapflights users on 6/7. 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 7/48:00 am
EWR
- YUL
1 stop4h 10m
Porter Airlines
Thu 7/912:50 pm
YUL
- EWR
1 stop5h 55m
Porter Airlines
Deal found 6/7![Porter Airlines logo]()
$373
This Porter Airlines deal was found by Cheapflights users on 6/5. 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.
Thu 7/912:25 pm
EWR
- YOW
2 stops8h 55m
Porter Airlines
Mon 7/138:30 am
YOW
- EWR
2 stops10h 15m
Porter Airlines
Deal found 6/5![Porter Airlines logo]()
$375
This Air Canada deal was found by Cheapflights users on 6/8. 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 9/234:30 pm
EWR
- YQT
1 stop6h 18m
Air Canada
Sun 9/2711:45 am
YQT
- EWR
1 stop7h 15m
Air Canada
Deal found 6/8![Air Canada logo]()
$627
This United Airlines deal was found by Cheapflights users on 6/9. 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 9/46:00 am
EWR
- YUL
Nonstop1h 38m
United Airlines
Mon 9/76:00 am
YUL
- EWR
Nonstop1h 38m
United Airlines
Deal found 6/9![United Airlines logo]()
$405
This Porter Airlines deal was found by Cheapflights users on 6/5. 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.
Fri 7/1012:25 pm
EWR
- YOW
2 stops8h 55m
Porter Airlines
Mon 7/138:30 am
YOW
- EWR
2 stops10h 15m
Porter Airlines
Deal found 6/5![Porter Airlines logo]()
$375
This Air Canada deal was found by Cheapflights users on 6/6. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/269:00 am
EWR
- YQG
1 stop6h 22m
Air Canada
Wed 9/304:05 pm
YQG
- EWR
1 stop6h 25m
Air Canada
Deal found 6/6![Air Canada logo]()
$632
This United Airlines deal was found by Cheapflights users on 6/5. 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.
Thu 7/98:24 pm
EWR
- YOW
Nonstop1h 41m
United Airlines
Sun 7/125:50 pm
YOW
- EWR
Nonstop1h 43m
United Airlines
Deal found 6/5![United Airlines logo]()
$407
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Mon 7/278:55 am
EWR
- YSB
2 stops6h 35m
Multiple Airlines
Thu 7/304:10 pm
YSB
- EWR
1 stop23h 35m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$661
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 7/2412:25 pm
EWR
- YUL
Nonstop1h 43m
Porter Airlines
Sun 7/268:00 pm
YUL
- EWR
Nonstop1h 40m
Porter Airlines
Deal found 6/4![Porter Airlines logo]()
$389
This Air Canada deal was found by Cheapflights users on 6/4. 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.
Fri 7/246:30 am
EWR
- YTS
1 stop9h 09m
Air Canada
Sat 7/254:15 pm
YTS
- EWR
1 stop6h 20m
Air Canada
Deal found 6/4![Air Canada logo]()
$657
This United Airlines deal was found by Cheapflights users on 6/6. 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 6/278:18 pm
EWR
- YUL
Nonstop1h 48m
United Airlines
Mon 6/296:00 am
YUL
- EWR
Nonstop1h 36m
United Airlines
Deal found 6/6![United Airlines logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Sun 7/2610:40 am
EWR
- YSB
1 stop4h 50m
Multiple Airlines
Thu 7/304:10 pm
YSB
- EWR
1 stop18h 30m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$661
This Porter Airlines deal was found by Cheapflights users on 6/6. 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.
Fri 7/2412:25 pm
EWR
- YOW
2 stops8h 55m
Porter Airlines
Mon 7/278:30 am
YOW
- EWR
2 stops10h 15m
Porter Airlines
Deal found 6/6![Porter Airlines logo]()
$401
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Sun 8/238:00 pm
EWR
- YOW
1 stop3h 54m
United Airlines
Wed 8/266:05 am
YOW
- EWR
Nonstop1h 32m
United Airlines
Deal found 6/6![United Airlines logo]()
$416
This United deal was found by Cheapflights users on 6/9. 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 9/511:00 am
EWR
- YXU
1 stop3h 55m
Multiple Airlines
Thu 9/105:40 am
YXU
- EWR
2 stops9h 05m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$714
Last-minute flights from Newark to OntarioDiscover last-minute flight deals from Newark to Ontario. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Newark to Ontario. Data last updated June 9, 2026 and is based on user searches.
This deal was found by Cheapflights users on 6/5. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:00 am
EWR
- YTZ
Nonstop1h 35m
Porter Airlines
Wed 6/1011:55 am
YTZ
- EWR
1 stop4h 00m
Porter Airlines
Deal found 6/5![Porter Airlines logo]()
$240
This deal was found by Cheapflights users on 6/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:00 am
EWR
- YTZ
Nonstop1h 35m
Porter Airlines
Tue 6/168:25 am
YTZ
- EWR
1 stop7h 30m
Porter Airlines
Deal found 6/6![Porter Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Tue 6/235:30 pm
EWR
- YUL
Nonstop1h 43m
Porter Airlines
Fri 6/263:10 pm
YUL
- EWR
Nonstop1h 40m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$233
This Justfly.com deal was found by Cheapflights users on 6/9. 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.
Tue 6/235:30 pm
EWR
- YUL
Nonstop1h 43m
Porter Airlines
Thu 6/253:10 pm
YUL
- EWR
Nonstop1h 40m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$237
This deal was found by Cheapflights users on 6/5. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/253:55 pm
EWR
- YTZ
1 stop5h 58m
Porter Airlines
Tue 6/308:15 pm
YTZ
- EWR
Nonstop1h 30m
Porter Airlines
Deal found 6/5![Porter Airlines logo]()
$230
This Super.com deal was found by Cheapflights users on 6/9. 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 6/2712:25 pm
EWR
- YUL
Nonstop1h 43m
Porter Airlines
Tue 6/303:10 pm
YUL
- EWR
Nonstop1h 40m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$227
This Trip.com deal was found by Cheapflights users on 6/9. 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 7/35:35 pm
EWR
- YUL
Nonstop1h 43m
Porter Airlines
Sat 7/113:15 pm
YUL
- EWR
Nonstop1h 40m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 7/38:00 am
EWR
- YUL
1 stop4h 10m
Porter Airlines
Tue 7/73:15 pm
YUL
- EWR
Nonstop1h 40m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 7/88:00 am
EWR
- YUL
1 stop4h 10m
Porter Airlines
Wed 7/88:00 pm
YUL
- EWR
Nonstop1h 40m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 7/95:35 pm
EWR
- YUL
Nonstop1h 43m
Porter Airlines
Thu 7/168:00 pm
YUL
- EWR
Nonstop1h 40m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$231
This Trip.com deal was found by Cheapflights users on 6/9. 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 7/2212:25 pm
EWR
- YUL
Nonstop1h 43m
Porter Airlines
Sat 7/253:15 pm
YUL
- EWR
Nonstop1h 40m
Porter Airlines
Deal found 6/9![Porter Airlines logo]()
$239
This Flightnetwork deal was found by Cheapflights users on 6/9. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/246:00 am
EWR
- YUL
Nonstop1h 38m
Air Canada
Fri 7/316:20 pm
YUL
- EWR
Nonstop1h 38m
Air Canada
Deal found 6/9![Air Canada logo]()
$225
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 June 9, 2026.
Search for one-way flight options from Newark to Ontario. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
This Super.com deal was found by Cheapflights users on 6/4. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2510:35 am
EWR
- YOW
Nonstop1h 42m
Porter Airlines
Deal found 6/4![Porter Airlines logo]()
$113
This Super.com deal was found by Cheapflights users on 6/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/273:55 pm
EWR
- YOW
Nonstop1h 42m
Porter Airlines
Deal found 6/6![Porter Airlines logo]()
$115
This deal was found by Cheapflights users on 6/8. 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.
Wed 10/146:25 am
EWR
- YTZ
Nonstop1h 35m
Porter Airlines
Deal found 6/8![Porter Airlines logo]()
$115
This deal was found by Cheapflights users on 6/4. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:40 am
EWR
- YYZ
1 stop6h 29m
Porter Airlines
Deal found 6/4![Porter Airlines logo]()
$115
This Mytrip deal was found by Cheapflights users on 6/9. 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 7/126:30 am
EWR
- YUL
1 stop5h 22m
Air Canada
Deal found 6/9![Air Canada logo]()
$117
This Super.com deal was found by Cheapflights users on 6/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/203:55 pm
EWR
- YOW
Nonstop1h 42m
Porter Airlines
Deal found 6/6![Porter Airlines logo]()
$118
This iWofly deal was found by Cheapflights users on 6/5. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/217:34 am
EWR
- YYZ
1 stop5h 34m
Air Canada
Deal found 6/5![Air Canada logo]()
$118
This Super.com deal was found by Cheapflights users on 6/4. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:55 am
EWR
- YOW
1 stop3h 59m
Porter Airlines
Deal found 6/4![Porter Airlines logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 7/92:35 pm
EWR
- YOW
Nonstop1h 45m
Porter Airlines
Deal found 6/8![Porter Airlines logo]()
$120
This Super.com deal was found by Cheapflights users on 6/4. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/142:35 pm
EWR
- YOW
Nonstop1h 45m
Porter Airlines
Deal found 6/4![Porter Airlines logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Thu 6/259:10 am
EWR
- YTZ
Nonstop1h 35m
Porter Airlines
Deal found 6/4![Porter Airlines logo]()
$121
This United Airlines deal was found by Cheapflights users on 6/9. 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 6/233:08 pm
EWR
- YUL
1 stop4h 37m
United Airlines
Deal found 6/9![United Airlines logo]()
$121
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 June 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $229 (Mytrip) |
One-way from | $113 (Super.com) |
Popular in | December |
Cheapest in | April |
Average price | $268 |
Good round-trip deal | $283 or less |
Good one-way deal | $154 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 2,558,603 searches. Data last updated June 9, 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
NewarkMontreal
EWR - YUL
EWRYUL
Newark
Wed 8/5
9:20 am-5:30 pm
1 stop8h 10m
Montreal Pierre Elliott Trudeau Intl
Fri 8/7
6:00 am-7:36 am
Nonstop1h 36m
$286
NewarkToronto
EWR - YTZ
EWRYTZ
Newark
Thu 7/30
6:25 am-8:00 am
Nonstop1h 35m
Toronto Island
Thu 7/30
11:55 am-3:45 pm
1 stop3h 50m
$320
NewarkToronto
EWR - YYZ
EWRYYZ
Newark
Fri 6/26
7:33 am-9:19 am
Nonstop1h 46m
Toronto Pearson Intl
Sat 7/4
7:30 am-9:05 am
Nonstop1h 35m
$355
NewarkOttawa
EWR - YOW
EWRYOW
Newark
Mon 7/6
6:25 am-1:20 pm
2 stops6h 55m
Ottawa
Fri 7/24
8:30 am-6:45 pm
2 stops10h 15m
$363
NewarkOttawa
EWR - YOW
EWRYOW
Newark
Fri 7/17
6:25 am-1:20 pm
2 stops6h 55m
Ottawa
Mon 7/20
8:30 am-6:45 pm
2 stops10h 15m
$363
NewarkToronto
EWR - YYZ
EWRYYZ
Newark
Sun 7/5
7:34 am-1:08 pm
1 stop5h 34m
Toronto Pearson Intl
Sat 7/11
2:05 pm-7:33 pm
1 stop5h 28m
$366
NewarkToronto
EWR - YYZ
EWRYYZ
Newark
Mon 7/13
7:34 am-1:08 pm
1 stop5h 34m
Toronto Pearson Intl
Tue 7/14
2:05 pm-7:33 pm
1 stop5h 28m
$366
NewarkOttawa
EWR - YOW
EWRYOW
Newark
Fri 9/18
6:25 am-1:20 pm
2 stops6h 55m
Ottawa
Mon 9/21
8:00 am-4:55 pm
2 stops8h 55m
$367
NewarkMontreal
EWR - YUL
EWRYUL
Newark
Wed 7/8
10:40 am-6:48 pm
2 stops8h 08m
Montreal Pierre Elliott Trudeau Intl
Wed 7/8
8:55 pm-3:45 pm
2 stops18h 50m
$370
NewarkToronto
EWR - YYZ
EWRYYZ
Newark
Wed 8/12
9:59 am-11:43 am
Nonstop1h 44m
Toronto Pearson Intl
Tue 8/25
7:43 pm-11:59 pm
1 stop4h 16m
$370
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-YUL
EWR-YTZ
EWR-YYZ
EWR-YQT
EWR-YOW
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-YUL
EWR-YTZ
EWR-YYZ
EWR-YQT
What is the cheapest month to book a flight from Newark Airport to Region of Ontario?
Currently, March is the cheapest month in which you can book a flight from Newark Airport to Region of Ontario (average of $104). Flying from Newark Airport to Region of Ontario in January is currently the most expensive (average of $822). 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 June 9, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 12% 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 June 9, 2026.
The most flights from EWR to CAON are scheduled on a Monday (24 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (18 on average).
How much does it cost to fly round-trip from Newark Airport to Region of Ontario?
How far ahead should I book a flight from Newark Airport to Region of Ontario?
Booking 82 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 June 8, 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 June 9, 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.
Entertainment
6.9
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.2
Food
7.6
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Entertainment
6.9
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.2
Food
7.6
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Entertainment
6.9
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.2
Food
7.6
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Entertainment
6.9
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.2
Food
7.6
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
Entertainment
6.9
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.2
Food
7.6
Reviews
1 / 20
6.0
GoodJustin,May 2026
YYZ - MCO
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.
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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for Newark to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
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 June 9, 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 4 airlines flying from Newark to Ontario
Discover the top 4 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 2,558,603 searches. Data last updated June 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$129 | Average$376 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$187 | Average$377 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$194 | Average$370 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$226 | Average$320 | FlexibilityNo cancel fee | On-time50% |