When did momondo last update prices for flights from Ontario Airport to White Plains Westchester County Airport?

Prices for flights from Ontario Airport to White Plains Westchester County Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Ontario Airport to White Plains Westchester County Airport?

As of August 2026, there is 1 operator available to choose from for flights from Ontario Airport to White Plains Westchester County Airport.

How old do you have to be to fly from Ontario Airport to White Plains Westchester County Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to White Plains Westchester County Airport.

What documentation or ID do you need to fly to White Plains Westchester County Airport?

The necessary travel and health documents for your White Plains Westchester County Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$199 Cheap Flights from Ontario to White Plains in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to New York

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:05 am - 6:00 pmONT Ontario-HPN White Plains Westchester County

7h 55m1 stop Atlanta Hartsfield-Jackson

12:53 pm - 6:41 pmHPN White Plains Westchester County-ONT Ontario

8h 48m1 stop Atlanta Hartsfield-Jackson

$397Delta

Sat, Sep 19 - Sat, Sep 26

11:15 pm - 12:03 pmONT Ontario-HPN White Plains Westchester County

9h 48m1 stop Atlanta Hartsfield-Jackson

6:00 am - 11:06 amHPN White Plains Westchester County-ONT Ontario

8h 06m1 stop Atlanta Hartsfield-Jackson

$397Delta

Fri, Oct 23 - Wed, Oct 28

11:15 pm - 12:03 pmONT Ontario-HPN White Plains Westchester County

9h 48m1 stop Atlanta Hartsfield-Jackson

6:00 am - 11:06 amHPN White Plains Westchester County-ONT Ontario

8h 06m1 stop Atlanta Hartsfield-Jackson

$397Delta

Fri, Oct 23 - Tue, Oct 27

11:15 pm - 12:08 pmONT Ontario-HPN White Plains Westchester County

9h 53m1 stop Atlanta Hartsfield-Jackson

6:00 am - 11:06 amHPN White Plains Westchester County-ONT Ontario

8h 06m1 stop Atlanta Hartsfield-Jackson

$397Delta

Mon, Oct 26 - Sat, Oct 31

11:15 pm - 12:08 pmONT Ontario-HPN White Plains Westchester County

9h 53m1 stop Atlanta Hartsfield-Jackson

12:53 pm - 7:30 pmHPN White Plains Westchester County-ONT Ontario

9h 37m1 stop Atlanta Hartsfield-Jackson

$397Delta

Sun, Oct 25 - Sat, Oct 31

11:15 pm - 12:08 pmONT Ontario-HPN White Plains Westchester County

9h 53m1 stop Atlanta Hartsfield-Jackson

6:00 am - 11:06 amHPN White Plains Westchester County-ONT Ontario

8h 06m1 stop Atlanta Hartsfield-Jackson

$397Delta

Sun, Oct 25 - Wed, Oct 28

11:15 pm - 12:08 pmONT Ontario-HPN White Plains Westchester County

9h 53m1 stop Atlanta Hartsfield-Jackson

6:00 am - 11:06 amHPN White Plains Westchester County-ONT Ontario

8h 06m1 stop Atlanta Hartsfield-Jackson

$397Delta

Sun, Oct 25 - Tue, Oct 27

10:00 pm - 9:49 amONT Ontario-HPN White Plains Westchester County

8h 49m1 stop Atlanta Hartsfield-Jackson

4:29 pm - 9:52 pmHPN White Plains Westchester County-ONT Ontario

8h 23m1 stop Atlanta Hartsfield-Jackson

$397Delta

Sun, Aug 30 - Thu, Sep 3

10:10 pm - 9:29 amONT Ontario-HPN White Plains Westchester County

8h 19m1 stop Charlotte Douglas

7:29 am - 6:10 pmHPN White Plains Westchester County-ONT Ontario

13h 41m2 stops Chicago O'Hare Intl Phoenix Sky Harbor Intl

$402American Airlines

Fri, Oct 30 - Tue, Nov 3

6:00 am - 5:21 pmONT Ontario-HPN White Plains Westchester County

8h 21m1 stop Chicago O'Hare Intl

1:30 pm - 10:45 pmHPN White Plains Westchester County-ONT Ontario

12h 15m2 stops Charlotte Douglas Dallas/Fort Worth

$402American Airlines

Thu, Jan 21 - Wed, Feb 10

Cheap last minute flights

Enter your travel dates to find the best prices.

5:05 pm - 9:49 amONT Ontario-HPN White Plains Westchester County

13h 44m2 stops Salt Lake City Atlanta Hartsfield-Jackson

4:29 pm - 9:52 pmHPN White Plains Westchester County-ONT Ontario

8h 23m1 stop Atlanta Hartsfield-Jackson

$564Delta

Wed, Aug 19 - Mon, Aug 24

10:00 pm - 4:37 pmONT Ontario-HPN White Plains Westchester County

15h 37m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul

12:48 pm - 6:30 pmHPN White Plains Westchester County-ONT Ontario

8h 42m1 stop Atlanta Hartsfield-Jackson

$666Delta

Fri, Aug 21 - Sun, Aug 23

7:05 am - 10:59 pmONT Ontario-HPN White Plains Westchester County

12h 54m2 stops Dallas/Fort Worth Chicago O'Hare Intl

6:00 am - 1:31 pmHPN White Plains Westchester County-ONT Ontario

10h 31m2 stops Chicago O'Hare Intl Dallas/Fort Worth

$671American Airlines

Thu, Aug 20 - Sun, Aug 23

6:15 am - 10:59 pmONT Ontario-HPN White Plains Westchester County

13h 44m2 stops Phoenix Sky Harbor Intl Chicago O'Hare Intl

12:08 pm - 9:55 pmHPN White Plains Westchester County-ONT Ontario

12h 47m2 stops Chicago O'Hare Intl Phoenix Sky Harbor Intl

$671American Airlines

Fri, Aug 21 - Sun, Aug 23

6:00 am - 9:59 pmONT Ontario-HPN White Plains Westchester County

12h 59m2 stops Dallas/Fort Worth Chicago O'Hare Intl

6:30 am - 1:31 pmHPN White Plains Westchester County-ONT Ontario

10h 01m2 stops Washington, D.C. Reagan-National Dallas/Fort Worth

$745American Airlines

Fri, Aug 21 - Mon, Aug 24

10:00 pm - 9:49 amONT Ontario-HPN White Plains Westchester County

8h 49m1 stop Atlanta Hartsfield-Jackson

4:29 pm - 9:52 pmHPN White Plains Westchester County-ONT Ontario

8h 23m1 stop Atlanta Hartsfield-Jackson

$750Delta

Thu, Aug 20 - Mon, Aug 24

10:00 pm - 9:49 amONT Ontario-HPN White Plains Westchester County

8h 49m1 stop Atlanta Hartsfield-Jackson

3:10 pm - 11:34 pmHPN White Plains Westchester County-ONT Ontario

11h 24m2 stops Minneapolis St Paul Salt Lake City

$755Delta

Thu, Aug 20 - Mon, Aug 24

6:00 am - 8:29 pmONT Ontario-HPN White Plains Westchester County

11h 29m2 stops Dallas/Fort Worth Charlotte Douglas

1:42 pm - 10:59 pmHPN White Plains Westchester County-ONT Ontario

12h 17m2 stops Charlotte Douglas Dallas/Fort Worth

$798American Airlines

Thu, Aug 20 - Mon, Aug 24

7:05 am - 6:07 pmONT Ontario-HPN White Plains Westchester County

8h 02m1 stop Atlanta Hartsfield-Jackson

4:29 pm - 9:52 pmHPN White Plains Westchester County-ONT Ontario

8h 23m1 stop Atlanta Hartsfield-Jackson

$891Delta

Wed, Aug 19 - Mon, Aug 24

6:00 am - 10:21 pmONT Ontario-HPN White Plains Westchester County

13h 21m2 stops Salt Lake City Atlanta Hartsfield-Jackson

4:29 pm - 9:52 pmHPN White Plains Westchester County-ONT Ontario

8h 23m1 stop Atlanta Hartsfield-Jackson

$896Delta

Fri, Aug 21 - Mon, Aug 24

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Delta flights from Ontario to White Plains

Our best Delta deals on Ontario to White Plains flight tickets

Delta

Oct 25

ONT11:15 pmOntario

9h 53m

1 stop

HPN12:08 pmWhite Plains Westchester County

Oct 31

HPN12:53 pmWhite Plains Westchester County

9h 37m

1 stop

ONT7:30 pmOntario

$397

Delta

Dec 25

ONT6:00 amOntario

12h 36m

2 stops

HPN9:36 pmWhite Plains Westchester County

Jan 1

HPN6:00 amWhite Plains Westchester County

8h 27m

1 stop

ONT11:27 amOntario

$402

Delta

Dec 17

ONT11:10 pmOntario

7h 39m

1 stop

HPN9:49 amWhite Plains Westchester County

Jan 1

HPN6:00 amWhite Plains Westchester County

8h 27m

1 stop

ONT11:27 amOntario

$428

American Airlines flights from Ontario to White Plains

Our best American Airlines deals on Ontario to White Plains flight tickets

American Airlines

Jan 21

ONT7:30 pmOntario

12h 00m

2 stops

HPN10:30 amWhite Plains Westchester County

Feb 10

HPN1:30 pmWhite Plains Westchester County

12h 15m

2 stops

ONT10:45 pmOntario

$407

American Airlines

Aug 20

ONT7:05 amOntario

12h 54m

2 stops

HPN10:59 pmWhite Plains Westchester County

Aug 23

HPN6:00 amWhite Plains Westchester County

10h 31m

2 stops

ONT1:31 pmOntario

$671

American Airlines

Aug 21

ONT6:00 amOntario

12h 59m

2 stops

HPN9:59 pmWhite Plains Westchester County

Aug 24

HPN6:30 amWhite Plains Westchester County

10h 01m

2 stops

ONT1:31 pmOntario

$745

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

OntarioWhite Plains

ONT Ontario - HPN White Plains Westchester County

ONTHPN

Ontario

Sat 9/19

7:05 am-6:00 pm

1 stop7h 55m

White Plains Westchester County

Sat 9/26

12:53 pm-6:41 pm

1 stop8h 48m

$397

OntarioWhite Plains

ONT Ontario - HPN White Plains Westchester County

ONTHPN

Ontario

Fri 10/23

11:15 pm-12:03 pm

1 stop9h 48m

White Plains Westchester County

Wed 10/28

6:00 am-11:06 am

1 stop8h 06m

$397

OntarioWhite Plains

ONT Ontario - HPN White Plains Westchester County

ONTHPN

Ontario

Fri 10/23

11:15 pm-12:03 pm

1 stop9h 48m

White Plains Westchester County

Tue 10/27

6:00 am-11:06 am

1 stop8h 06m

$397

OntarioWhite Plains

ONT Ontario - HPN White Plains Westchester County

ONTHPN

Ontario

Mon 10/26

11:15 pm-12:08 pm

1 stop9h 53m

White Plains Westchester County

Sat 10/31

6:00 am-11:06 am

1 stop8h 06m

$397

OntarioWhite Plains

ONT Ontario - HPN White Plains Westchester County

ONTHPN

Ontario

Sun 10/25

11:15 pm-12:08 pm

1 stop9h 53m

White Plains Westchester County

Sat 10/31

12:53 pm-7:30 pm

1 stop9h 37m

$397

OntarioWhite Plains

ONT Ontario - HPN White Plains Westchester County

ONTHPN

Ontario

Sun 10/25

11:15 pm-12:08 pm

1 stop9h 53m

White Plains Westchester County

Wed 10/28

6:00 am-11:06 am

1 stop8h 06m

$397

OntarioWhite Plains

ONT Ontario - HPN White Plains Westchester County

ONTHPN

Ontario

Sun 10/25

11:15 pm-12:08 pm

1 stop9h 53m

White Plains Westchester County

Tue 10/27

6:00 am-11:06 am

1 stop8h 06m

$397

OntarioWhite Plains

ONT Ontario - HPN White Plains Westchester County

ONTHPN

Ontario

Sun 8/30

10:00 pm-9:49 am

1 stop8h 49m

White Plains Westchester County

Thu 9/3

4:29 pm-9:52 pm

1 stop8h 23m

$397

OntarioWhite Plains

ONT Ontario - HPN White Plains Westchester County

ONTHPN

Ontario

Fri 10/30

10:10 pm-9:29 am

1 stop8h 19m

White Plains Westchester County

Tue 11/3

7:29 am-6:10 pm

2 stops13h 41m

$402

OntarioWhite Plains

ONT Ontario - HPN White Plains Westchester County

ONTHPN

Ontario

Thu 1/21

6:00 am-5:21 pm

1 stop8h 21m

White Plains Westchester County

Wed 2/10

1:30 pm-10:45 pm

2 stops12h 15m

$402

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to White Plains

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ontario to White Plains Westchester County?

American Airlines, Delta, and Alaska Airlines are the most popular carriers operating from Ontario to White Plains Westchester County

What airlines fly to White Plains?

JetBlue, United Airlines and American Airlines are the top three most popular airlines that fly to White Plains from Ontario according to our data. JetBlue is the first choice among our users, with 37% of people opting to fly with this airline when traveling to White Plains. Keep in mind that there are 8 different airlines that fly to White Plains on a routine basis, so you have a few additional options to choose from.

When to book flights from Ontario to White Plains

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to White Plains according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to White Plains (ONT to HPN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to White Plains

Best Price Found	$199
Fastest flight time	7h 53m
Direct flights	None

The best one-way flight to White Plains from Ontario in the past 72 hours is $199. The best round-trip flight deal from Ontario to White Plains found on momondo in the last 72 hours is $397.

The fastest flight from Ontario to White Plains takes 7h 53m

There are no direct flights from Ontario to White Plains. There are no popular flight routes from Ontario to White Plains.

Search flight deals

Frequently asked questions about flying from Ontario to White Plains

How far is Ontario to White Plains Westchester County by plane?
The straight-line distance from Ontario to White Plains Westchester County is 2424.0 mi. Typically, this will take 7h 53m by plane in normal conditions.
When did momondo last update prices for flights from Ontario Airport to White Plains Westchester County Airport?
Prices for flights from Ontario Airport to White Plains Westchester County Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario Airport to White Plains Westchester County Airport?
As of August 2026, there is 1 operator available to choose from for flights from Ontario Airport to White Plains Westchester County Airport.
How old do you have to be to fly from Ontario Airport to White Plains Westchester County Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to White Plains Westchester County Airport.
What documentation or ID do you need to fly to White Plains Westchester County Airport?
The necessary travel and health documents for your White Plains Westchester County Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Ontario to White Plains?
momondo data reveals that the most frequently booked airline on the route from Ontario to White Plains is Delta, representing 100% of all bookings.

Best airlines flying from Ontario to White Plains

Compare and see reviews for airlines that fly from Ontario to White Plains with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $184	Free Cancellation	Rating 7.8 8,499 reviews		Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to White Plains?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to White Plains. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to White Plains with flexible booking policies on momondo?

Yes. All flights to White Plains from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to White Plains?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to White Plains from Ontario.

I’m not ready to book a flight from Ontario to White Plains right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to White Plains flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Ontario to New York from $199

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to New York departing on 9/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Ontario to White Plains

Our best Delta deals on Ontario to White Plains flight tickets

American Airlines flights from Ontario to White Plains

Our best American Airlines deals on Ontario to White Plains flight tickets

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How to get the cheapest flight ticket from Ontario to White Plains

What is the cheapest airline that flies from Ontario to White Plains Westchester County?

What airlines fly to White Plains?

When to book flights from Ontario to White Plains

Cheap Ontario to White Plains (ONT to HPN) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Ontario to White Plains

Best airlines flying from Ontario to White Plains

Compare and see reviews for airlines that fly from Ontario to White Plains with momondo

Why use momondo?

An easier way to manage your White Plains trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing New York

Fly your favorite airline to New York

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to New York

List of cabin classes available on flights landing in New York. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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