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

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The best prices from Newark Intl to Ontario are usually found in June or July, booked 36 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
$224 - $458

Popular in

December

High demand for flights, 32% potential price rise

Cheapest in

June

Best time to find cheap flights, 28% potential price drop

Round-trip from

$224

From Newark Intl to Ontario

One-way from

$93

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 33 days early can save you up to 72% on average compared to booking a flight this week. If booking 33 days before your flight isn’t an option for you, users have found flights from Newark Intl to Ontario for as little as $375 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 $533 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, August can be a great choice for travel to Ontario. Flights to Ontario from Newark Intl in August are about $307 on average during August, but can be found for as low as $107.

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 November, December 2020

The best prices found for EWR to ONT flights for November, December
17 Dec - 14 Jan
$131pp
EWR
Newark
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
EWR
Newark
17 Dec - 14 Jan
$140pp
EWR
Newark
Multiple Airlines
     
3 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
EWR
Newark
20 Dec - 7 Jan
$151pp
EWR
Newark
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
EWR
Newark

Newark Intl to Ontario 2021 flight deals

Cheap flights to Ontario from Newark Intl found for next year
17 Dec - 14 Jan
$131pp
EWR
Newark
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
EWR
Newark
17 Dec - 14 Jan
$140pp
EWR
Newark
Multiple Airlines
     
3 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
EWR
Newark
20 Dec - 7 Jan
$151pp
EWR
Newark
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
EWR
Newark

Non-stop flights to Ontario from Newark Intl

Save time with Newark Intl to Ontario direct flight deals
4 May - 4 May
$217pp
EWR
Newark
Frontier
Non-Stop
ONT
Ontario
ONT
Ontario
Frontier
Non-Stop
EWR
Newark
2 May - 12 May
$237pp
EWR
Newark
Frontier
Non-Stop
ONT
Ontario
ONT
Ontario
Frontier
Non-Stop
EWR
Newark
2 May - 9 May
$257pp
EWR
Newark
Frontier
Non-Stop
ONT
Ontario
ONT
Ontario
Frontier
Non-Stop
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
4 Dec - 4 Jan
$216pp
EWR
Newark
Multiple Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
Multiple Airlines
   
2 STOPS
EWR
Newark
4 Dec - 15 Dec
$228pp
EWR
Newark
American Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
American Airlines
   
2 STOPS
EWR
Newark
4 Dec - 15 Dec
$229pp
EWR
Newark
American Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
American Airlines
 
1 STOP
EWR
Newark

One-way flights to Ontario from Newark Intl

The cheapest one-way flights from Newark Intl to Ontario
11:14 am - 4:05 pm
United Airlines
1 Stop
7h 51m
EWR - ONT
United Airlines
$93
United
9:00 am - 6:22 am
Frontier
1 Stop
24h 22m
EWR - ONT
Frontier
$103
Flighttix
1:00 am - 6:29 am
Delta
1 Stop
8h 29m
EWR - ONT
Delta
$109
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.

What safety measures are being taken by airlines flying from Newark to Ontario to control the spread of COVID-19?

New policies can now be found on Alaska Airlines, JetBlue, and Delta to help keep travelers safe while flying. Some of the new policies that have been implemented to accommodate travelers flying from Newark to Ontario are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Newark to Ontario have flexible cancellations due to COVID-19?

United Airlines, American Airlines, and Delta are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

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 $131, but on average you can expect to pay $174.

Are there nonstop flights from Newark Intl to Ontario for under $300 on Cheapflights?

Cheapflights has at least 6 direct flights from Newark Intl to Ontario under $300. A good price for a nonstop flight from Newark Intl to Ontario is less than $268.

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: Sunday, Monday, Tuesday, Wednesday, Thursday, 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 13 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?

Frontier, United Airlines, and American Airlines can get you from Newark Intl to Ontario in just under 6h. Your travel time can differ by up to 2h 45m. This flight may include one or multiple stops.

What are the cheapest airlines flying from Newark Intl to Ontario round-trip?

Flying on Frontier is currently your cheapest option to Ontario, with prices starting at $158. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $183 and $231, respectively. You may be able to fly from Newark Intl to Ontario for 49% less than the average price by searching for these airlines.

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

The cheapest airlines for a one-way flight from Newark Intl to Ontario are Frontier ($79), United Airlines ($93), and Delta ($109).

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
Flight duration
5h 37m

Airports servicing Newark

Airports servicing Ontario

Top 5 airlines from Newark Intl to Ontario

The chart below displays the airlines Cheapflights users traveling from Newark Intl to Ontario choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$171 $207 No cancel fee 62%
Alaska Airlines
$128 $292 No cancel fee 75%
Delta
$132 $376 No cancel fee N/A
United Airlines
$145 $382 No cancel fee 69%
American Airlines
$127 $399 No cancel fee 71%
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