What airlines fly to Ontario?

United Airlines, JetBlue and Delta are the top three most popular airlines that fly to Ontario from White Plains according to our data. United Airlines is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 10 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

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

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

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

Prices for flights from White Plains Westchester County Airport to Ontario Airport refresh daily.

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

The number of operators available for flights from White Plains Westchester County Airport to Ontario Airport is 1 as of January 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from White Plains Westchester County Airport to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$147 Cheap Flights from White Plains to Ontario in 2026

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12:56 pm - 9:05 pm

HPN

ONT

11h 09m

1 stop

10:20 pm - 9:43 am

ONT

HPN

8h 23m

1 stop

$317Delta

ד', פב' 18 - ד', פב' 25

3:15 pm - 11:49 pm

HPN

ONT

11h 34m

2 stops

10:20 pm - 9:43 am

ONT

HPN

8h 23m

1 stop

$322Delta

ג', פב' 17 - ג', פב' 24

6:00 am - 11:31 am

HPN

ONT

8h 31m

1 stop

10:20 pm - 9:43 am

ONT

HPN

8h 23m

1 stop

$327Delta

א', פב' 8 - ה', פב' 26

3:15 pm - 11:49 pm

HPN

ONT

11h 34m

2 stops

10:20 pm - 11:56 am

ONT

HPN

10h 36m

2 stops

$328Delta

ג', פב' 17 - ג', פב' 24

1:37 pm - 9:24 pm

HPN

ONT

10h 47m

1 stop

7:05 pm - 11:29 am

ONT

HPN

13h 24m

2 stops

$332American Airlines

ו', פב' 20 - ב', פב' 23

1:37 pm - 11:59 pm

HPN

ONT

13h 22m

2 stops

10:37 pm - 9:29 am

ONT

HPN

7h 52m

1 stop

$337American Airlines

ו', פב' 20 - א', פב' 22

4:29 pm - 11:49 pm

HPN

ONT

10h 20m

2 stops

10:20 pm - 11:56 am

ONT

HPN

10h 36m

2 stops

$338Delta

ד', פב' 18 - ד', פב' 25

6:00 am - 11:31 am

HPN

ONT

8h 31m

1 stop

10:30 pm - 9:44 am

ONT

HPN

8h 14m

1 stop

$342Delta

א', פב' 1 - א', פב' 8

1:37 pm - 11:59 pm

HPN

ONT

13h 22m

2 stops

7:05 pm - 11:29 am

ONT

HPN

13h 24m

2 stops

$343American Airlines

ו', פב' 20 - א', פב' 22

6:00 am - 11:31 am

HPN

ONT

8h 31m

1 stop

10:30 pm - 9:44 am

ONT

HPN

8h 14m

1 stop

$347Delta

א', פב' 1 - ש', פב' 7

Delta flights from White Plains to Ontario

Our best Delta deals on White Plains to Ontario flight tickets

Delta

Feb 18

HPN12:56 pmWhite Plains Westchester County

11h 09m

1 stop

ONT9:05 pmOntario

Feb 25

ONT10:20 pmOntario

8h 23m

1 stop

HPN9:43 amWhite Plains Westchester County

$317

Delta

Feb 17

HPN3:15 pmWhite Plains Westchester County

11h 34m

2 stops

ONT11:49 pmOntario

Feb 24

ONT10:20 pmOntario

8h 23m

1 stop

HPN9:43 amWhite Plains Westchester County

$322

Delta

Feb 8

HPN6:00 amWhite Plains Westchester County

8h 31m

1 stop

ONT11:31 amOntario

Feb 26

ONT10:20 pmOntario

8h 23m

1 stop

HPN9:43 amWhite Plains Westchester County

$327

American Airlines flights from White Plains to Ontario

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

American Airlines

Feb 20

HPN1:37 pmWhite Plains Westchester County

10h 47m

1 stop

ONT9:24 pmOntario

Feb 23

ONT7:05 pmOntario

13h 24m

2 stops

HPN11:29 amWhite Plains Westchester County

$332

American Airlines

Feb 20

HPN1:37 pmWhite Plains Westchester County

13h 22m

2 stops

ONT11:59 pmOntario

Feb 22

ONT10:37 pmOntario

7h 52m

1 stop

HPN9:29 amWhite Plains Westchester County

$337

American Airlines

Feb 20

HPN1:37 pmWhite Plains Westchester County

13h 22m

2 stops

ONT11:59 pmOntario

Feb 22

ONT7:05 pmOntario

13h 24m

2 stops

HPN11:29 amWhite Plains Westchester County

$343

Fly from

Fly to

Route

Depart

Return

Price

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

ד' 2/18

12:56 pm-9:05 pm

1 stop11h 09m

Ontario

ד' 2/25

10:20 pm-9:43 am

1 stop8h 23m

$317

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

ג' 2/17

3:15 pm-11:49 pm

2 stops11h 34m

Ontario

ג' 2/24

10:20 pm-9:43 am

1 stop8h 23m

$322

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

א' 2/8

6:00 am-11:31 am

1 stop8h 31m

Ontario

ה' 2/26

10:20 pm-9:43 am

1 stop8h 23m

$327

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

ג' 2/17

3:15 pm-11:49 pm

2 stops11h 34m

Ontario

ג' 2/24

10:20 pm-11:56 am

2 stops10h 36m

$328

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

ו' 2/20

1:37 pm-9:24 pm

1 stop10h 47m

Ontario

ב' 2/23

7:05 pm-11:29 am

2 stops13h 24m

$332

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

ו' 2/20

1:37 pm-11:59 pm

2 stops13h 22m

Ontario

א' 2/22

10:37 pm-9:29 am

1 stop7h 52m

$337

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

ד' 2/18

4:29 pm-11:49 pm

2 stops10h 20m

Ontario

ד' 2/25

10:20 pm-11:56 am

2 stops10h 36m

$338

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

א' 2/1

6:00 am-11:31 am

1 stop8h 31m

Ontario

א' 2/8

10:30 pm-9:44 am

1 stop8h 14m

$342

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

ו' 2/20

1:37 pm-11:59 pm

2 stops13h 22m

Ontario

א' 2/22

7:05 pm-11:29 am

2 stops13h 24m

$343

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

א' 2/1

6:00 am-11:31 am

1 stop8h 31m

Ontario

ש' 2/7

10:30 pm-9:44 am

1 stop8h 14m

$347

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 White Plains to Ontario

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

Prices

Airlines

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Friday when prices can be found for as low as $302. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from White Plains to Ontario for around $387.

What is the cheapest time of day to depart on your flight to Ontario?

In the afternoon is the cheapest time of day to fly from White Plains to Ontario when you can find flight prices for as low as $335. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $336 on average. Flights to Ontario from White Plains in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from White Plains to Ontario

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

Estimated round-trip price

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

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

Fastest flight time	8h 16m
Direct flights	None

The fastest flight from White Plains to Ontario takes 8h 16m

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

Search flight deals

How far is White Plains Westchester County to Ontario by plane?
The straight-line distance from White Plains Westchester County to Ontario is 2424.0 mi. In terms of flight time, this usually takes a little over 8h 16m.
When did momondo last update prices for flights from White Plains Westchester County Airport to Ontario Airport?
Prices for flights from White Plains Westchester County Airport to Ontario Airport refresh daily.
How many operators does momondo search for flights from White Plains Westchester County Airport to Ontario Airport?
The number of operators available for flights from White Plains Westchester County Airport to Ontario Airport is 1 as of January 2026.
How old do you have to be to fly from White Plains Westchester County Airport to Ontario Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from White Plains Westchester County Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from White Plains to Ontario?
Based on momondo bookings for this flight route, the most popular airline on flight routes from White Plains to Ontario is Delta (100% of total bookings).

Best airlines flying from White Plains to Ontario

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $267	Free Cancellation	Rating 7.9 8,075 reviews		Search Delta flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from White Plains.

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

Yes. momondo allows you to filter the results for White Plains to Ontario flights to just show those with flexible booking policies.

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

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 Ontario from White Plains.

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

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