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Cheap flights from Newark Airport to Ontario from C$ 121
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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — YYZ
3 Aug — 10 Aug1
Round-trip
1 adult
Economy
Cheap flight deals from Newark to Ontario
Keep the following information in mind while searching for Newark to Ontario flight deals. Data was last updated 29 July 2025.
Find flight deals from Newark to Ontario
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 29 July 2025.
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 29 July 2025.
Tue 2/96:50 a.m.EWR - YOW
1 stop6h 09mPorter Airlines
Tue 2/94:05 p.m.YOW - EWR
Nonstop1h 35mPorter Airlines
Deal found 29/7C$ 254
Sun 24/810:00 a.m.EWR - YTZ
Nonstop1h 40mPorter Airlines
Sun 31/88:40 p.m.YTZ - EWR
Nonstop1h 30mPorter Airlines
Deal found 27/7C$ 274
Sat 16/82:15 p.m.EWR - YYZ
1 stop3h 59mPorter Airlines
Sat 30/89:15 a.m.YYZ - EWR
1 stop4h 15mPorter Airlines
Deal found 26/7C$ 274
Tue 16/91:15 p.m.EWR - YYZ
1 stop4h 58mMultiple Airlines
Sat 20/911:25 a.m.YYZ - EWR
Nonstop1h 41mMultiple Airlines
Deal found 27/7C$ 280
Sun 31/88:55 a.m.EWR - YUL
1 stop4h 05mPorter Airlines
Thu 4/92:30 p.m.YUL - EWR
1 stop4h 15mPorter Airlines
Deal found 27/7C$ 281
Tue 26/84:15 p.m.EWR - YTZ
1 stop5h 57mMultiple Airlines
Tue 2/97:45 a.m.YTZ - EWR
Nonstop1h 30mMultiple Airlines
Deal found 27/7C$ 285
Thu 4/910:25 a.m.EWR - YUL
Nonstop1h 35mMultiple Airlines
Sun 7/96:35 p.m.YUL - EWR
Nonstop1h 40mMultiple Airlines
Deal found 29/7C$ 292
Thu 4/97:45 a.m.EWR - YYZ
Nonstop1h 46mAir Canada
Tue 9/99:10 p.m.YYZ - EWR
Nonstop1h 39mAir Canada
Deal found 29/7C$ 292
Sat 6/97:36 a.m.EWR - YYZ
Nonstop1h 43mUnited Airlines
Sun 7/97:30 a.m.YYZ - EWR
Nonstop1h 40mUnited Airlines
Deal found 27/7C$ 305
Thu 11/910:25 a.m.EWR - YUL
Nonstop1h 35mAir Canada
Sun 14/98:10 a.m.YUL - EWR
Nonstop1h 33mAir Canada
Deal found 29/7C$ 317
Thu 4/99:50 a.m.EWR - YYZ
1 stop7h 33mDelta
Thu 11/96:13 p.m.YYZ - EWR
1 stop5h 18mDelta
Deal found 29/7C$ 326
Mon 25/86:50 a.m.EWR - YOW
1 stop3h 38mMultiple Airlines
Mon 25/85:55 p.m.YOW - EWR
1 stop4h 53mMultiple Airlines
Deal found 27/7C$ 366
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 629,999 searches. Data last updated 29 July 2025.
Use the filters below to find and compare flights from Newark Airport to Ontario that are best for you.
Fly from
Newark
Fly to
Ontario
Route
Depart
Return
Price
NewarkOttawa
EWR - YOW
EWRYOW
Newark
Tue 2/9
6:50 a.m.-12:59 p.m.
1 stop6h 09m
Ottawa
Tue 2/9
4:05 p.m.-5:40 p.m.
Nonstop1h 35m
C$ 254
NewarkToronto
EWR - YTZ
EWRYTZ
Newark
Sun 24/8
10:00 a.m.-11:40 a.m.
Nonstop1h 40m
Toronto Island
Sun 31/8
8:40 p.m.-10:10 p.m.
Nonstop1h 30m
C$ 274
NewarkToronto
EWR - YYZ
EWRYYZ
Newark
Sat 16/8
2:15 p.m.-6:14 p.m.
1 stop3h 59m
Toronto Pearson Intl
Sat 30/8
9:15 a.m.-1:30 p.m.
1 stop4h 15m
C$ 274
NewarkToronto
EWR - YTZ
EWRYTZ
Newark
Fri 5/9
4:15 p.m.-8:45 p.m.
1 stop4h 30m
Toronto Island
Mon 8/9
10:25 a.m.-2:43 p.m.
1 stop4h 18m
C$ 280
NewarkToronto
EWR - YYZ
EWRYYZ
Newark
Tue 16/9
1:15 p.m.-6:13 p.m.
1 stop4h 58m
Toronto Pearson Intl
Sat 20/9
11:25 a.m.-1:06 p.m.
Nonstop1h 41m
C$ 280
NewarkMontreal
EWR - YUL
EWRYUL
Newark
Sun 31/8
8:55 a.m.-1:00 p.m.
1 stop4h 05m
Montreal Pierre Elliott Trudeau Intl
Thu 4/9
2:30 p.m.-6:45 p.m.
1 stop4h 15m
C$ 281
NewarkMontreal
EWR - YUL
EWRYUL
Newark
Thu 4/9
10:25 a.m.-12:00 p.m.
Nonstop1h 35m
Montreal Pierre Elliott Trudeau Intl
Sun 7/9
6:35 p.m.-8:15 p.m.
Nonstop1h 40m
C$ 292
NewarkToronto
EWR - YYZ
EWRYYZ
Newark
Mon 25/8
7:30 a.m.-9:20 a.m.
Nonstop1h 50m
Toronto Pearson Intl
Tue 26/8
6:30 a.m.-2:43 p.m.
2 stops8h 13m
C$ 303
NewarkToronto
EWR - YYZ
EWRYYZ
Newark
Sat 6/9
7:36 a.m.-9:19 a.m.
Nonstop1h 43m
Toronto Pearson Intl
Sun 7/9
7:30 a.m.-9:10 a.m.
Nonstop1h 40m
C$ 305
NewarkMontreal
EWR - YUL
EWRYUL
Newark
Thu 11/9
10:25 a.m.-12:00 p.m.
Nonstop1h 35m
Montreal Pierre Elliott Trudeau Intl
Sun 14/9
8:10 a.m.-9:43 a.m.
Nonstop1h 33m
C$ 317
Showing 1-10 of 53 results
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.
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
What is the cheapest month to book a flight from Newark Airport to Region of Ontario?
Currently, January is the cheapest month in which you can book a flight from Newark Airport to Region of Ontario (average of C$ 167). Flying from Newark Airport to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 29 July 2025.
When flying from Newark Airport to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 29 July 2025.
The most flights from EWR to CAON are scheduled on a Monday (22 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (5 on average).
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 29 July 2025.
Read reviews from past customers who have flown Porter Airlines,Delta, andAir Transat from Newark Airport to Ontario. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.6
Crew
8.7
Boarding
8.2
Overall
8.0
Entertainment
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2025
LIS - YYZ
Food
7.6
Crew
8.7
Boarding
8.2
Overall
8.0
Entertainment
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2025
LIS - YYZ
Food
7.6
Crew
8.7
Boarding
8.2
Overall
8.0
Entertainment
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2025
LIS - YYZ
Food
7.6
Crew
8.7
Boarding
8.2
Overall
8.0
Entertainment
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2025
LIS - YYZ
Food
7.6
Crew
8.7
Boarding
8.2
Overall
8.0
Entertainment
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2025
LIS - YYZ
Food
7.6
Crew
8.7
Boarding
8.2
Overall
8.0
Entertainment
7.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2025
LIS - YYZ
Related info for your journey
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Alternative routes for Newark to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
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 629,999 searches. Data last updated 29 July 2025.
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Can Cheapflights find flights from Newark to Ontario with no change fees?
Need flexible booking options for your flight to Ontario from Newark? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Newark to Ontario become cheaper?
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