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Cheap flights from White Plains to Los Angeles from $169

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from White Plains to Los Angeles departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from White Plains to Los Angeles

Cheap round-trip flights

Delta Logo
12:45 pm - 7:19 pmHPN-ONT
9h 34m1 stop
Delta Logo
10:00 pm - 9:44 amONT-HPN
8h 44m1 stop
$337Delta
Find Deal
Fri, Oct 31 - Sun, Nov 2
Delta Logo
12:45 pm - 9:20 pmHPN-ONT
11h 35m2 stops
Delta Logo
10:00 pm - 9:44 amONT-HPN
8h 44m1 stop
$342Delta
Find Deal
Fri, Oct 31 - Sun, Nov 2
Delta Logo
12:45 pm - 9:20 pmHPN-ONT
11h 35m2 stops
Delta Logo
10:00 pm - 11:59 amONT-HPN
10h 59m2 stops
$347Delta
Find Deal
Fri, Oct 31 - Sun, Nov 2
Delta Logo
12:45 pm - 7:19 pmHPN-ONT
9h 34m1 stop
Delta Logo
10:00 pm - 9:44 amONT-HPN
8h 44m1 stop
$367Delta
Find Deal
Thu, Oct 30 - Sun, Nov 2
Delta Logo
4:29 pm - 10:22 pmHPN-ONT
8h 53m1 stop
Delta Logo
10:25 pm - 11:59 amONT-HPN
10h 34m2 stops
$372Delta
Find Deal
Wed, Nov 5 - Sun, Nov 9
American Airlines Logo
7:45 am - 6:53 pmHPN-ONT
14h 08m2 stops
American Airlines Logo
12:59 am - 1:00 pmONT-HPN
10h 01m2 stops
$407American Airlines
Find Deal
Fri, Oct 31 - Sat, Nov 1
American Airlines Logo
1:40 pm - 8:24 pmHPN-ONT
9h 44m1 stop
American Airlines Logo
11:55 pm - 3:02 pmONT-HPN
12h 07m2 stops
$442American Airlines
Find Deal
Mon, Feb 23 - Thu, Feb 26
American Airlines Logo
1:40 pm - 11:43 pmHPN-ONT
13h 03m2 stops
American Airlines Logo
8:04 pm - 9:21 amONT-HPN
10h 17m2 stops
$447American Airlines
Find Deal
Mon, Feb 23 - Thu, Feb 26
Alaska Airlines Logo
3:00 pm - 11:56 pmHPN-ONT
11h 56m2 stops
Alaska Airlines Logo
6:03 pm - 11:29 amONT-HPN
14h 26m2 stops
$617Alaska Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8
Alaska Airlines Logo
12:00 pm - 11:56 pmHPN-ONT
14h 56m2 stops
Alaska Airlines Logo
6:55 pm - 11:04 amONT-HPN
13h 09m2 stops
$661Alaska Airlines
Find Deal
Fri, Feb 6 - Sat, Feb 14

Delta flights from White Plains to Ontario

Our best Delta deals on White Plains to Ontario flight tickets
Delta
Oct 31
HPN12:45 pmWhite Plains Westchester County
9h 34m
1 stop
ONT7:19 pmOntario
Nov 2
ONT10:00 pmOntario
8h 44m
1 stop
HPN9:44 amWhite Plains Westchester County
$337
Find similar
Delta
Oct 31
HPN12:45 pmWhite Plains Westchester County
11h 35m
2 stops
ONT9:20 pmOntario
Nov 2
ONT10:00 pmOntario
8h 44m
1 stop
HPN9:44 amWhite Plains Westchester County
$342
Find similar
Delta
Oct 31
HPN12:45 pmWhite Plains Westchester County
11h 35m
2 stops
ONT9:20 pmOntario
Nov 2
ONT10:00 pmOntario
10h 59m
2 stops
HPN11:59 amWhite Plains Westchester County
$347
Find similar

Alaska Airlines flights from White Plains to Ontario

Our best Alaska Airlines deals on White Plains to Ontario flight tickets
Alaska Airlines
Nov 1
HPN3:00 pmWhite Plains Westchester County
11h 56m
2 stops
ONT11:56 pmOntario
Nov 8
ONT6:03 pmOntario
14h 26m
2 stops
HPN11:29 amWhite Plains Westchester County
$617
Find similar
Alaska Airlines
Feb 6
HPN12:00 pmWhite Plains Westchester County
14h 56m
2 stops
ONT11:56 pmOntario
Feb 14
ONT6:55 pmOntario
13h 09m
2 stops
HPN11:04 amWhite Plains Westchester County
$661
Find similar
Alaska Airlines
Oct 3
HPN7:01 amWhite Plains Westchester County
14h 46m
2 stops
ONT6:47 pmOntario
Oct 10
ONT7:43 pmOntario
12h 46m
2 stops
HPN11:29 amWhite Plains Westchester County
$1,256
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from White Plains to Ontario 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, momondo users made 832,500 searches. Data last updated September 29, 2025.
Use the filters below to find and compare flights from White Plains to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

Fri 10/31

12:45 pm-7:19 pm

1 stop9h 34m

Ontario

Sun 11/2

10:00 pm-9:44 am

1 stop8h 44m

$337

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

Fri 10/31

12:45 pm-9:20 pm

2 stops11h 35m

Ontario

Sun 11/2

10:00 pm-9:44 am

1 stop8h 44m

$342

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

Fri 10/31

12:45 pm-9:20 pm

2 stops11h 35m

Ontario

Sun 11/2

10:00 pm-11:59 am

2 stops10h 59m

$347

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

Thu 10/30

12:45 pm-7:19 pm

1 stop9h 34m

Ontario

Sun 11/2

10:00 pm-9:44 am

1 stop8h 44m

$367

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

Wed 11/5

4:29 pm-10:22 pm

1 stop8h 53m

Ontario

Sun 11/9

10:25 pm-11:59 am

2 stops10h 34m

$372

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

Fri 10/31

7:45 am-6:53 pm

2 stops14h 08m

Ontario

Sat 11/1

12:59 am-1:00 pm

2 stops10h 01m

$407

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

Mon 2/23

1:40 pm-8:24 pm

1 stop9h 44m

Ontario

Thu 2/26

11:55 pm-3:02 pm

2 stops12h 07m

$442

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

Mon 2/23

1:40 pm-11:43 pm

2 stops13h 03m

Ontario

Thu 2/26

8:04 pm-9:21 am

2 stops10h 17m

$447

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

Sat 11/1

3:00 pm-11:56 pm

2 stops11h 56m

Ontario

Sat 11/8

6:03 pm-11:29 am

2 stops14h 26m

$617

White PlainsOntario

HPN - ONT

HPNONT

White Plains Westchester County

Fri 2/6

12:00 pm-11:56 pm

2 stops14h 56m

Ontario

Sat 2/14

6:55 pm-11:04 am

2 stops13h 09m

$661

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

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

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 $306. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from White Plains to Ontario for around $372.

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 $332. 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 morning when prices are $362 on average. Flights to Ontario from White Plains in the morning 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

Direct flights

None
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 38m.

  • 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?

  • 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?

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
DeltaPriceFrom $341Free CancellationRating
7.9
7,964 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.

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