In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

What are the cheapest flights from Newburgh to Ontario?

While on average a flight from Newburgh to Ontario is generally $440, our data shows the cheapest flight currently is $186. When looking at the most popular route, (New Windsor Stewart - Ontario), you can expect to pay $457 for that flight.

What are the most reliable airlines from Newburgh to Ontario?

Consider Air Serbia (46%), Etihad Airways (43%) or JetBlue (43%) when booking your flight. These represent the most reliable airlines when flying from Newburgh to Ontario.

What airport do you fly into for flights to Ontario from Newburgh?

For a flight from Newburgh to Ontario, you will be flying into Ontario. Ontario (ONT) is just 3.1 mi from the center of the city. Ontario is the only Ontario airport and it handles 0 inbound flights from Newburgh per day. 6 airlines have flights to Ontario from Newburgh on a regular basis.

Can I find deals for flights from Newburgh to Ontario that include hotel bookings?

Yes. In addition to deals on Newburgh to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Newburgh to Ontario?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Newburgh to Ontario.

Can I find deals for business class flights from Newburgh to Ontario?

Yes. Cheapflights offers flight deals from Newburgh to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$149+ Cheap Flights from Newburgh to Ontario

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Cheap flight deals from Newburgh to Ontario

One-way

One-way flights from Newburgh to Ontario
Search for one-way flight options from Newburgh to Ontario. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.

Wed 9/3012:39 pm -

2 stops14h 08m

Deal found 8/24

$149

Sat 9/1912:39 pm -

2 stops14h 08m

Deal found 8/22

$172

Sat 9/2612:39 pm -

2 stops14h 08m

Deal found 8/25

$190

Wed 10/2112:39 pm -

2 stops14h 11m

Deal found 8/21

$205

Mon 9/1411:21 am -

3 stops26h 09m

Deal found 8/23

$208

Wed 9/1612:39 pm -

2 stops14h 08m

Deal found 8/23

$212

Sun 10/1111:53 am -

3 stops49h 36m

Deal found 8/25

$220

Thu 10/2910:38 am -

3 stops40h 13m

Deal found 8/23

$235

Thu 9/1010:56 am -

2 stops15h 51m

Deal found 8/20

$238

Find flight deals from Newburgh to Ontario

Most accurate provider	FlightHub 3 stars
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Popular in	June
Cheapest in	January
Average price	$459

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Highest demand for flights based on searches. 13% potential increase in price ($65 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).

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Average for round-trip flights in August 2026

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Fly from

Fly to

Route

Depart

Return

Price

Cheapest one-way

Quickest one-way

New WindsorOntario

SWF New Windsor Stewart - ONT Ontario

SWFONT

New Windsor Stewart

Sat 9/26

12:39 pm-11:47 pm

2 stops14h 08m

$190

New WindsorOntario

SWF New Windsor Stewart - ONT Ontario

SWFONT

New Windsor Stewart

Wed 9/16

12:39 pm-11:47 pm

2 stops14h 08m

$212

New WindsorOntario

SWF New Windsor Stewart - ONT Ontario

SWFONT

New Windsor Stewart

Sun 10/11

11:53 am-10:29 am

3 stops49h 36m

$220

New WindsorOntario

SWF New Windsor Stewart - ONT Ontario

SWFONT

New Windsor Stewart

Thu 10/29

10:38 am-11:51 pm

3 stops40h 13m

$235

New WindsorOntario

SWF New Windsor Stewart - ONT Ontario

SWFONT

New Windsor Stewart

Thu 9/10

10:56 am-11:47 pm

2 stops15h 51m

$238

New WindsorOntario

SWF New Windsor Stewart - ONT Ontario

SWFONT

New Windsor Stewart

Thu 9/17

10:56 am-10:30 am

2 stops26h 34m

$238

New WindsorOntario

SWF New Windsor Stewart - ONT Ontario

SWFONT

New Windsor Stewart

Fri 11/13

11:09 am-11:51 pm

3 stops39h 42m

$245

New WindsorOntario

SWF New Windsor Stewart - ONT Ontario

SWFONT

New Windsor Stewart

Sun 12/13

6:49 pm-6:15 am

3 stops38h 26m

$250

New WindsorOntario

SWF New Windsor Stewart - ONT Ontario

SWFONT

New Windsor Stewart

Wed 9/9

12:39 pm-5:48 pm

3 stops56h 09m

$254

New WindsorOntario

SWF New Windsor Stewart - ONT Ontario

SWFONT

New Windsor Stewart

Mon 10/19

12:16 pm-11:50 pm

3 stops38h 34m

$261

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/25

Showing 1-10 of 11 resultsSorted by cheapest first

Best time to book a flight from Newburgh to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Newburgh with our price prediction graph.

SWF-ONT

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 Newburgh to Ontario

N3W-ONT

SWF-ONT

What is the cheapest time of day to fly from N3W to ONT?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Newburgh to Ontario as you normally would.

Related info for your journey

What airport do you fly into for flights to Ontario from Newburgh?
For a flight from Newburgh to Ontario, you will be flying into Ontario. Ontario (ONT) is just 3.1 mi from the center of the city. Ontario is the only Ontario airport and it handles 0 inbound flights from Newburgh per day. 6 airlines have flights to Ontario from Newburgh on a regular basis.
What are the most reliable airlines from Newburgh to Ontario?
Consider Air Serbia (46%), Etihad Airways (43%) or JetBlue (43%) when booking your flight. These represent the most reliable airlines when flying from Newburgh to Ontario.
What are the cheapest flights from Newburgh to Ontario?
While on average a flight from Newburgh to Ontario is generally $440, our data shows the cheapest flight currently is $186. When looking at the most popular route, (New Windsor Stewart - Ontario), you can expect to pay $457 for that flight.
Can I find deals for flights from Newburgh to Ontario that include hotel bookings?
Yes. In addition to deals on Newburgh to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Newburgh to Ontario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Newburgh to Ontario.
Can I find deals for business class flights from Newburgh to Ontario?
Yes. Cheapflights offers flight deals from Newburgh to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 6 airlines flying from Newburgh to Ontario

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$88	Average$294	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$128	Average$391	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$192	Average$426	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$227	Average$488	FlexibilityNo cancel fee	On-time69%
JetBlue	Cheapest$238	Average$353	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$262	Average$465	FlexibilityNo cancel fee	On-time71%

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$149+ Cheap flights from Newburgh, NY to Ontario (ONT)

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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Newburgh to Ontario with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Newburgh to Ontario

One-way flights from Newburgh to OntarioSearch for one-way flight options from Newburgh to Ontario. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.

Search for one-way flight options from Newburgh to Ontario. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.

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Use the filters below to find and compare flights from Newburgh to Ontario that are best for you.

Best time to book a flight from Newburgh to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Newburgh with our price prediction graph.

Cheapflights Insights

What is the cheapest time of day to fly from N3W to ONT?

Find hourly flight availability from Newburgh 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 August 25, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Newburgh to Ontario as you normally would.

Related info for your journey

What airport do you fly into for flights to Ontario from Newburgh?

What are the most reliable airlines from Newburgh to Ontario?

What are the cheapest flights from Newburgh to Ontario?

Can I find deals for flights from Newburgh to Ontario that include hotel bookings?

How can I find direct flights from Newburgh to Ontario?

Can I find deals for business class flights from Newburgh to Ontario?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Newburgh 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 Newburgh to Ontario by cabin class

Find flights from Newburgh to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Ontario

Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 25, 2026.

Newburgh and Ontario flights

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Top 6 airlines flying from Newburgh to Ontario

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One-way flights from Newburgh to Ontario
Search for one-way flight options from Newburgh to Ontario. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.