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White Plains

$147+ 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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HPN
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap flight deals from Ontario to White Plains

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to White Plains (HPN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$317
(Delta)

One-way from

$147
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$282
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
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Highest demand for flights based on searches. 4% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 15, 2026.

This Delta deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/310:20 pm
ONT
-
HPN
1 stop8h 23m
Delta
Fri 3/612:56 pm
HPN
-
ONT
1 stop11h 09m
Delta
Deal found 1/14$317
This Delta deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/210:20 pm
ONT
-
HPN
2 stops10h 36m
Delta
Wed 3/46:00 am
HPN
-
ONT
1 stop9h 02m
Delta
Deal found 1/14$322
This Delta deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1810:20 pm
ONT
-
HPN
1 stop8h 23m
Delta
Thu 2/2612:56 pm
HPN
-
ONT
1 stop11h 09m
Delta
Deal found 1/14$334
This Delta deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/710:30 pm
ONT
-
HPN
1 stop8h 14m
Delta
Tue 2/173:15 pm
HPN
-
ONT
2 stops11h 34m
Delta
Deal found 1/13$336
This Delta deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/810:30 pm
ONT
-
HPN
1 stop8h 14m
Delta
Tue 2/173:15 pm
HPN
-
ONT
2 stops11h 34m
Delta
Deal found 1/13$339
This Delta deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/410:30 pm
ONT
-
HPN
1 stop8h 14m
Delta
Tue 2/1012:59 pm
HPN
-
ONT
1 stop11h 06m
Delta
Deal found 1/15$342
This Delta deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/3010:30 pm
ONT
-
HPN
2 stops15h 05m
Delta
Mon 2/26:00 am
HPN
-
ONT
1 stop8h 31m
Delta
Deal found 1/14$352
This Delta deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2910:30 pm
ONT
-
HPN
1 stop8h 18m
Delta
Mon 2/26:00 am
HPN
-
ONT
1 stop8h 31m
Delta
Deal found 1/13$363

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to White Plains 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 2,558,603 searches. Data last updated January 15, 2026.
Use the filters below to find and compare flights from Ontario to White Plains that are best for you.

Fly from

Ontario

Fly to

White Plains

Route

Depart

Return

Price

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Mon 3/2

10:20 pm-11:56 am

2 stops10h 36m

White Plains Westchester County

Wed 3/4

6:00 am-12:02 pm

1 stop9h 02m

$322

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Wed 3/4

10:20 pm-11:56 am

2 stops10h 36m

White Plains Westchester County

Fri 3/6

12:56 pm-9:05 pm

1 stop11h 09m

$322

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Wed 2/18

10:20 pm-9:43 am

1 stop8h 23m

White Plains Westchester County

Thu 2/26

12:56 pm-9:05 pm

1 stop11h 09m

$334

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Sat 2/7

10:30 pm-9:44 am

1 stop8h 14m

White Plains Westchester County

Tue 2/17

3:15 pm-11:49 pm

2 stops11h 34m

$336

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Sun 2/8

10:30 pm-9:44 am

1 stop8h 14m

White Plains Westchester County

Tue 2/17

3:15 pm-11:49 pm

2 stops11h 34m

$339

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Wed 2/4

10:30 pm-9:44 am

1 stop8h 14m

White Plains Westchester County

Tue 2/10

12:59 pm-9:05 pm

1 stop11h 06m

$342

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Wed 2/4

10:30 pm-9:44 am

1 stop8h 14m

White Plains Westchester County

Mon 2/9

3:10 pm-11:58 pm

2 stops11h 48m

$347

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Fri 1/30

10:30 pm-4:35 pm

2 stops15h 05m

White Plains Westchester County

Mon 2/2

6:00 am-11:31 am

1 stop8h 31m

$352

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Thu 1/29

5:10 pm-9:48 am

2 stops13h 38m

White Plains Westchester County

Mon 2/2

4:29 pm-11:58 pm

2 stops10h 29m

$374

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Sat 4/18

7:00 am-6:04 pm

1 stop8h 04m

$169

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Showing 1-10 of 19 results
1
2

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 January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust 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 Expedia the most. Expedia 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, June is the cheapest month in which you can book a flight from Ontario to White Plains (average of $78). Flying from Ontario to White Plains in December is currently the most expensive (average of $160). 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

Get insights into the airlines that provide service to White Plains. 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 White Plains. Reviews last updated January 15, 2026.
Read through reviews of airlines operating flights from Ontario to White Plains, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,051 reviews

Entertainment

7.8

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Delta
7.9
Good
8,051 reviews
Delta
7.9
Good
8,051 reviews

Entertainment

7.8

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

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.

  • How long is the flight from Ontario to White Plains?

    A quick flight from Ontario to White Plains can take about 10h 36m. Delta provides one of the quickest options available for as low as $322. Ontario and White Plains are separated by a distance of 2424 mi.

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

    Currently priced at $184, 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.

  • 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, June is the cheapest month in which you can book a flight from Ontario to White Plains (average of $78). Flying from Ontario to White Plains in December is currently the most expensive (average of $160). 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

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Top airline flying from Ontario to White Plains

Discover the top airline that operate flights from Ontario to White Plains. 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 2,558,603 searches. Data last updated January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$184Average$398FlexibilityNo cancel feeOn-timeN/A

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