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 $342 and $766, respectively. Delta is priced at 34% lower than the current average price of a flight leaving 3 months from now.

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 ($169), American Airlines ($219), and Alaska Airlines ($269).

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 80% by booking at least 54 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 December. For low rates, January can be a great choice for travel to White Plains. Flights to White Plains from Ontario in January are about $351 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.

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.

$169+ Flights from Ontario to White Plains

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Cheap flight deals from Ontario to White Plains

Round-trip from	$337 (Delta)
One-way from	$169 (Delta)
Popular in	November
Cheapest in	August
Average price	$498

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. 28% potential increase in price ($204 potential increase over avg. RT price).

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Cheapest flight prices on average. 16% potential price decrease ($72 potential savings vs. average RT price).

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Average for round-trip flights in June 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 June 12, 2025.

Mon 7/710:05 pmONT - HPN

1 stop8h 44mDelta

Wed 7/163:03 pmHPN - ONT

1 stop10h 24mDelta

Deal found 6/11

$337

Tue 8/1210:50 amONT - HPN

2 stops9h 35mAmerican Airlines

Fri 8/151:31 pmHPN - ONT

1 stop10h 41mAmerican Airlines

Deal found 6/12

$342

Fri 9/57:22 pmONT - HPN

2 stops13h 06mAlaska Airlines

Sun 9/712:00 pmHPN - ONT

2 stops14h 59mAlaska Airlines

Deal found 6/10

$766

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 June 12, 2025.

Mon 7/710:05 pmONT - HPN

1 stop8h 44mDelta

Tue 7/156:00 amHPN - ONT

1 stop7h 30mDelta

Deal found 6/11

$337

Tue 8/1210:50 amONT - HPN

2 stops9h 35mAmerican Airlines

Fri 8/151:31 pmHPN - ONT

1 stop10h 41mAmerican Airlines

Deal found 6/12

$342

Fri 9/57:22 pmONT - HPN

2 stops13h 06mAlaska Airlines

Sun 9/712:00 pmHPN - ONT

2 stops14h 59mAlaska Airlines

Deal found 6/10

$766

Last-minute flights from Ontario to White Plains
Discover last-minute flight deals from Ontario to White Plains. Data last updated June 12, 2025 and is based on user searches.

Tue 6/177:05 amONT - HPN

1 stop7h 59mDelta

Wed 7/306:00 amHPN - ONT

1 stop7h 40mDelta

Deal found 6/11

$428

Tue 6/1710:28 pmONT - HPN

1 stop8h 01mAmerican Airlines

Wed 6/257:59 amHPN - ONT

2 stops11h 14mAmerican Airlines

Deal found 6/10

$546

Tue 6/176:58 pmONT - HPN

2 stops13h 30mAlaska Airlines

Mon 6/237:26 amHPN - ONT

2 stops13h 38mAlaska Airlines

Deal found 6/11

$1,129

Mon 7/710:05 pmONT - HPN

1 stop8h 44mDelta

Tue 7/156:00 amHPN - ONT

1 stop7h 30mDelta

Deal found 6/11

$337

Wed 7/166:00 amONT - HPN

2 stops12h 59mAlaska Airlines

Mon 7/217:26 amHPN - ONT

2 stops13h 38mAlaska Airlines

Deal found 6/11

$1,060

Sat 7/2610:28 pmONT - HPN

1 stop7h 51mAmerican Airlines

Tue 8/53:06 pmHPN - ONT

2 stops10h 28mAmerican Airlines

Deal found 6/12

$446

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 June 12, 2025.

Fri 7/411:49 amONT - HPN

1 stop7h 36mDelta

Deal found 6/10

$169

Wed 7/1610:28 pmONT - HPN

1 stop8h 01mAmerican Airlines

Deal found 6/12

$219

Tue 7/156:58 pmONT - HPN

2 stops13h 31mAlaska Airlines

Deal found 6/12

$269

Tue 9/26:00 amONT - HPN

3 stops47h 53mMultiple Airlines

Deal found 6/12

$903

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

Mon 7/7

10:05 pm-9:49 am

1 stop8h 44m

White Plains Westchester County

Tue 7/15

6:00 am-10:30 am

1 stop7h 30m

$337

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Tue 8/12

10:50 am-11:25 pm

2 stops9h 35m

White Plains Westchester County

Fri 8/15

1:31 pm-9:12 pm

1 stop10h 41m

$342

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Fri 9/5

7:22 pm-11:28 am

2 stops13h 06m

White Plains Westchester County

Sun 9/7

12:00 pm-11:59 pm

2 stops14h 59m

$766

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Fri 7/4

11:49 am-10:25 pm

1 stop7h 36m

$169

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Wed 7/16

10:28 pm-9:29 am

1 stop8h 01m

$219

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Tue 7/15

6:58 pm-11:29 am

2 stops13h 31m

$269

OntarioWhite Plains

ONT - HPN

ONTHPN

Ontario

Tue 9/2

6:00 am-8:53 am

3 stops47h 53m

$903

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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 $339). 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

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,950 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 $342 and $766, respectively. Delta is priced at 34% lower than the current average price of a flight leaving 3 months from now.
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 ($169), American Airlines ($219), and Alaska Airlines ($269).
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 $339). 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
Delta	Cheapest$296	Average$398	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$342	Average$564	FlexibilityNo cancel fee	On-time71%

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$169+ 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 7/4. 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

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Ontario to White Plains

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 June 12, 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 June 12, 2025.

Cheapflights Fare Finder

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

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 June 12, 2025.