What are the cheapest airlines flying from Ontario to White Plains round-trip?

Currently priced at $337, Delta will fly you from Ontario to White Plains and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Alaska Airlines - these airlines can fly you to your destination from $443 and $813, respectively.

What are the cheapest airlines to fly from Ontario to White Plains one-way?

The cheapest airlines for a one-way flight from Ontario to White Plains are Delta ($149), Alaska Airlines ($239), and American Airlines ($250).

What is the cheapest day to fly from Ontario to White Plains?

Travelers seeking maximum savings on their Ontario to White Plains flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Ontario to White Plains?

Monday is generally a great day to depart. Flying on this day could help you save up to 254%.

How far in advance should I book a flight from Ontario to White Plains?

Find a great deal and save up to 74% by booking at least 36 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ontario to White Plains within the next two weeks, with the cheapest ticket starting at $397.

What is the cheapest month to fly from Ontario to White Plains?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, January can be a great choice for travel to White Plains. Flights to White Plains from Ontario in January are about $362 on average during January, but can be found for as low as $137.

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

One of the essential ways to save on airfare from Ontario to White Plains is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 26% on airfare.

Most accurate provider : When it comes to deals on Ontario-White Plains flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-White Plains flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-White Plains flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Ontario-White Plains flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-White Plains flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Ontario to White Plains?

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

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

Yes. Cheapflights offers flight deals from Ontario to White Plains 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+ Flights from Ontario to White Plains

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1. Tell us where you want to go

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2. Select your favorite providers

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Cheap flight deals from Ontario to White Plains

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$337 (Delta)
One-way from	$149 (Delta)
Popular in	June
Cheapest in	January
Average price	$367

Provider with most accurate pricing for Ontario-White Plains Westchester County flight deals.

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Provider most trusted by Cheapflights users for Ontario-White Plains Westchester County flights.

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From Ontario to White Plains Westchester County

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One-way flight from Ontario to White Plains Westchester County

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($48 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Ontario to White Plains

Cheapest flights from Ontario to White Plains
Explore the most affordable flight options available from Ontario to White Plains. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

Sat 6/1411:49 amONT - HPN

1 stop7h 36mDelta

Sat 6/216:00 amHPN - ONT

1 stop7h 38mDelta

Deal found 4/14

$337

Thu 7/2410:28 pmONT - HPN

1 stop8h 01mAmerican Airlines

Sat 8/93:12 pmHPN - ONT

2 stops11h 17mAmerican Airlines

Deal found 4/14

$443

Tue 4/296:00 amONT - HPN

2 stops12h 53mAlaska Airlines

Sat 5/37:15 amHPN - ONT

2 stops16h 14mAlaska Airlines

Deal found 4/14

$813

Best flights from Ontario to White Plains
Discover carefully curated flight deals from Ontario to White Plains that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 15, 2025.

Sat 6/1411:49 amONT - HPN

1 stop7h 36mDelta

Sat 6/216:00 amHPN - ONT

1 stop7h 38mDelta

Deal found 4/14

$337

Thu 7/2410:28 pmONT - HPN

1 stop8h 01mAmerican Airlines

Sat 8/93:12 pmHPN - ONT

2 stops11h 17mAmerican Airlines

Deal found 4/14

$443

Tue 4/296:00 amONT - HPN

2 stops12h 53mAlaska Airlines

Sat 5/37:15 amHPN - ONT

2 stops16h 14mAlaska Airlines

Deal found 4/14

$813

Last-minute flights from Ontario to White Plains
Discover last-minute flight deals from Ontario to White Plains. Data last updated April 15, 2025 and is based on user searches.

Wed 4/2310:15 pmONT - HPN

1 stop8h 29mDelta

Sun 4/276:00 amHPN - ONT

1 stop7h 57mDelta

Deal found 4/14

$449

Wed 4/236:15 amONT - HPN

2 stops11h 08mAmerican Airlines

Sun 4/276:30 amHPN - ONT

2 stops12h 29mAmerican Airlines

Deal found 4/14

$564

Tue 4/296:00 amONT - HPN

2 stops12h 53mAlaska Airlines

Sat 5/37:15 amHPN - ONT

2 stops16h 14mAlaska Airlines

Deal found 4/14

$813

One-way flights from Ontario to White Plains
Search for one-way flight options from Ontario to White Plains. Find affordable one-way fares based on user searches. Data last updated April 15, 2025.

Sat 5/317:05 amONT - HPN

1 stop8h 07mDelta

Deal found 4/14

$149

Tue 4/296:00 amONT - HPN

2 stops12h 53mAlaska Airlines

Deal found 4/14

$239

Mon 6/1612:59 amONT - HPN

2 stops10h 41mAmerican Airlines

Deal found 4/13

$250

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Sat 6/14

11:49 am-10:25 pm

1 stop7h 36m

White Plains Westchester County

Sat 6/21

6:00 am-10:38 am

1 stop7h 38m

$337

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Thu 7/24

10:28 pm-9:29 am

1 stop8h 01m

White Plains Westchester County

Sat 8/9

3:12 pm-11:29 pm

2 stops11h 17m

$443

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Tue 4/29

6:00 am-9:53 pm

2 stops12h 53m

White Plains Westchester County

Sat 5/3

7:15 am-8:29 pm

2 stops16h 14m

$813

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Sat 5/31

7:05 am-6:12 pm

1 stop8h 07m

$149

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Tue 4/29

6:00 am-9:53 pm

2 stops12h 53m

$239

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Mon 6/16

12:59 am-2:40 pm

2 stops10h 41m

$250

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Compare providers for flights from Ontario to White Plains

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to White Plains in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Ontario-White Plains flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-White Plains flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-White Plains flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Ontario-White Plains flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-White Plains flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to White Plains

Have a flexible travel schedule? Discover the best time to fly to White Plains from Ontario 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 Ontario to White Plains

What is the cheapest month to book a flight from Ontario to White Plains?

Currently, January is the cheapest month in which you can book a flight from Ontario to White Plains (average of $276). Flying from Ontario to White Plains in March is currently the most expensive (average of $341). 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.

Reviews of airlines servicing White Plains

See what other customers who have flown with Alaska Airlines, Delta and American Airlines from Ontario to White Plains have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,871 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,917 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What are the cheapest airlines flying from Ontario to White Plains round-trip?
Currently priced at $337, Delta will fly you from Ontario to White Plains and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Alaska Airlines - these airlines can fly you to your destination from $443 and $813, respectively.
What are the cheapest airlines to fly from Ontario to White Plains one-way?
The cheapest airlines for a one-way flight from Ontario to White Plains are Delta ($149), Alaska Airlines ($239), and American Airlines ($250).
Can I find deals for flights from Ontario to White Plains that include hotel bookings?
Yes. In addition to deals on Ontario to White Plains flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to White Plains?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to White Plains.
Can I find deals for business class flights from Ontario to White Plains?
Yes. Cheapflights offers flight deals from Ontario to White Plains by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Ontario to White Plains?
Currently, January is the cheapest month in which you can book a flight from Ontario to White Plains (average of $276). Flying from Ontario to White Plains in March is currently the most expensive (average of $341). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Ontario to White Plains

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$283	Average$519	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$295	Average$427	FlexibilityNo cancel fee	On-timeN/A

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$149+ Cheap flights from Ontario to White Plains (ONT - HPN)

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 5/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to White Plains with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Ontario to White Plains

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ontario to White Plains

Cheapest flights from Ontario to White PlainsExplore the most affordable flight options available from Ontario to White Plains. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

Explore the most affordable flight options available from Ontario to White Plains. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Ontario to White Plains

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to White Plains in April.

Best time to book a flight from Ontario to White Plains

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

Cheapflights Insights

Everything you need to know about your flight from Ontario to White Plains

What is the cheapest month to book a flight from Ontario to White Plains?

Reviews of airlines servicing White Plains

See what other customers who have flown with Alaska Airlines, Delta and American Airlines from Ontario to White Plains have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ontario to White Plains. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Ontario to White Plains round-trip?

What are the cheapest airlines to fly from Ontario to White Plains one-way?

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

How can I find direct flights from Ontario to White Plains?

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

What is the cheapest month to book a flight from Ontario to White Plains?

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 for Ontario to White Plains

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Ontario to White Plains

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Book with Flexibility

Travel Smart

Cheapest flights from Ontario to White Plains
Explore the most affordable flight options available from Ontario to White Plains. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.