Menu

Cheap flights from Newark Intl to Ontario (EWR - ONT)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

The best prices from Newark Intl to Ontario are usually found in March or February, booked 40 days in advance, depart on a Tuesday or Friday and return on a Wednesday

How to find the cheapest flight from
Newark Intl (EWR) to Ontario (ONT)

EWR - ONT
Price
$264 - $458
Popular in December High demand for flights, 22% potential price rise
Cheapest in March Best time to find cheap flights, 26% potential price drop
Round-trip from C$ 264 From Newark Intl to Ontario
One-way from C$ 119 One-way flight from Newark Intl to Ontario
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Newark Intl to Ontario?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 41% on your flight compared to booking on days when demand is much higher.

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

Users have found that booking a flight from Newark Intl to Ontario at least 17 days early can save you up to 8% on average compared to booking a flight this week. If booking 17 days before your flight isn’t an option for you, users have found flights from Newark Intl to Ontario for as little as $87 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $97 for flights departing within the next 3 days.

What is the cheapest month to fly from Newark Intl to Ontario?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, September can be a great choice for travel to Ontario. Flights to Ontario from Newark Intl in September are about $95 on average during September, but can be found for as low as $46.

When is the cheapest time to fly from Newark Intl to Ontario (EWR - ONT)?

When flying from Newark Intl to Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 37% versus a flight at noon.

Cheap flights from Newark Intl to Ontario in September, October 2020

The best prices found for EWR to ONT flights for September, October
30 Oct - 4 Nov
$150pp
EWR
Newark
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
EWR
Newark
30 Oct - 2 Nov
$165pp
EWR
Newark
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
EWR
Newark
29 Oct - 4 Nov
$183pp
EWR
Newark
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
EWR
Newark

Newark Intl to Ontario 2020 flight deals

Cheap flights to Ontario from Newark Intl found for this year
30 Oct - 4 Nov
$150pp
EWR
Newark
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
EWR
Newark
30 Oct - 2 Nov
$165pp
EWR
Newark
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
EWR
Newark
29 Oct - 4 Nov
$183pp
EWR
Newark
Multiple Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
EWR
Newark

Last minute flights from Newark Intl to Ontario

Late deals on round-trip flights to Ontario from Newark Intl, departing today and this week
7 Oct - 14 Oct
$287pp
EWR
Newark
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
EWR
Newark
4 Oct - 17 Oct
$334pp
EWR
Newark
Multiple Airlines
     
3 STOPS
ONT
Ontario
ONT
Ontario
Frontier
 
1 STOP
EWR
Newark
6 Oct - 27 Oct
$352pp
EWR
Newark
Delta
 
1 STOP
ONT
Ontario
ONT
Ontario
Delta
 
1 STOP
EWR
Newark

One-way flights to Ontario from Newark Intl

The cheapest one-way flights from Newark Intl to Ontario
2:30 am - 3:15 pm
Multiple Airlines
1 Stop
15h 45m
EWR - ONT
Multiple Airlines
$119
Kiwi.com
3:20 am - 8:56 am
Delta
1 Stop
8h 36m
EWR - ONT
Delta
$149
Delta
3:20 am - 8:56 am
Delta
1 Stop
8h 36m
EWR - ONT
Delta
$153
Delta

Related info for your journey

Useful info, stats and facts about Newark Intl to Ontario flights.

Flight FAQs

From Newark Intl to Ontario

Are flight prices decreasing from Newark Intl to Ontario due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Newark Intl and Ontario for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Newark Intl to Ontario for under $200 on Cheapflights?

Yes, there are multiple flights from Newark Intl to Ontario for under $200. The cheapest flight booked recently is on Multiple Airlines for just $150, but on average you can expect to pay $245.

Are there nonstop flights from Newark Intl to Ontario for under $200 on Cheapflights?

There are no nonstop flights from Newark Intl to Ontario, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Newark Intl to Ontario for under $300?

There are currently 20+ open flights from Newark Intl to Ontario within the next 7 days for less than $300.

What days are nonstop flights available from Newark Intl to Ontario?

Nonstop flights are available for this route on the following days: Tuesday, Wednesday, Thursday, Friday, Saturday.

Does it rain more in Newark Intl or Ontario?

When traveling, we recommend packing in preparation to handle common weather conditions. The rainfall in Newark Intl is typically greater than that of Ontario. We can gather that this will continue over the next 12 days.

Is Newark Intl weather warmer or cooler than Ontario?

With an average temperature of 95 °F, peak weather can be found in July. As a traveler, expect to see changes in flight prices during that period. The temperatures in Ontario are hotter than in Newark Intl.

How long is the flight from Newark Intl to Ontario?

For as low as $312, Delta can have you in Ontario from Newark Intl in 8h 18m.

What is the cheapest airline to fly from Newark Intl to Ontario round-trip?

Our cheapest airline available from Newark Intl to Ontario is Delta. Our recent data shows that you can find tickets from as low as $293 on this airline. This flight start at 17% lower than the current average price 3 months from now.

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

For one-way options, check prices for Delta. According to our data, you can fly for as low as $144.

Alternative routes for Newark Intl to Ontario

Destination information for Ontario

Things to know before you go. Useful info for your trip from Newark Intl to Ontario

Airports servicing Newark

Airports servicing Ontario

Home North America USA California Ontario Cheap flights from Newark Intl to Ontario