$179+ Cheap flights from Westchester County to Ontario (ONT)
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.
HPN — ONT
May 22 — May 291
Round-trip
1 adult, Economy
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Find cheap flights from Westchester County to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Westchester County to Ontario
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Best
Last-minute
One-way
Cheapest flights from Westchester County to OntarioExplore the most affordable flight options available from Westchester County to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2026.
Explore the most affordable flight options available from Westchester County to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2026.
This Delta deal was found by Cheapflights users on 4/19. 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 6/124:29 pm
HPN
- ONT
1 stop8h 19m
Delta
Mon 6/1510:00 pm
ONT
- HPN
1 stop8h 49m
Delta
Deal found 4/19![Delta logo]()
$357
This Delta deal was found by Cheapflights users on 4/17. 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 5/212:48 pm
HPN
- ONT
1 stop8h 45m
Delta
Sat 5/910:00 pm
ONT
- HPN
1 stop8h 48m
Delta
Deal found 4/17![Delta logo]()
$374
This Delta deal was found by Cheapflights users on 4/17. 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 5/212:48 pm
HPN
- ONT
1 stop8h 45m
Delta
Sun 5/1010:00 pm
ONT
- HPN
1 stop8h 48m
Delta
Deal found 4/17![Delta logo]()
$382
This Delta deal was found by Cheapflights users on 4/17. 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 7/296:00 am
HPN
- ONT
1 stop7h 38m
Delta
Wed 7/2910:00 pm
ONT
- HPN
1 stop8h 49m
Delta
Deal found 4/17![Delta logo]()
$388
This Delta deal was found by Cheapflights users on 4/17. 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 5/84:29 pm
HPN
- ONT
1 stop8h 19m
Delta
Sat 5/910:00 pm
ONT
- HPN
1 stop8h 48m
Delta
Deal found 4/17![Delta logo]()
$405
This Delta deal was found by Cheapflights users on 4/17. 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 5/212:48 pm
HPN
- ONT
1 stop8h 45m
Delta
Thu 5/710:00 pm
ONT
- HPN
1 stop8h 48m
Delta
Deal found 4/17![Delta logo]()
$407
This Delta deal was found by Cheapflights users on 4/17. 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 5/84:29 pm
HPN
- ONT
1 stop8h 19m
Delta
Sun 5/1010:00 pm
ONT
- HPN
1 stop8h 48m
Delta
Deal found 4/17![Delta logo]()
$413
This Delta deal was found by Cheapflights users on 4/18. 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 7/296:00 am
HPN
- ONT
1 stop7h 38m
Delta
Fri 8/1410:59 pm
ONT
- HPN
1 stop10h 14m
Delta
Deal found 4/18![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 4/21. 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 5/166:00 am
HPN
- ONT
2 stops13h 17m
Delta
Wed 5/2010:00 pm
ONT
- HPN
1 stop8h 48m
Delta
Deal found 4/21![Delta logo]()
$436
Best flights from Westchester County to OntarioDiscover carefully curated flight deals from Westchester County to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 22, 2026.
Discover carefully curated flight deals from Westchester County to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 22, 2026.
This Delta deal was found by Cheapflights users on 4/19. 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 6/124:29 pm
HPN
- ONT
1 stop8h 19m
Delta
Mon 6/1510:00 pm
ONT
- HPN
1 stop8h 49m
Delta
Deal found 4/19![Delta logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 4/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:00 am
HPN
- ONT
2 stops15h 02m
Alaska Airlines
Sat 5/236:00 am
ONT
- HPN
2 stops12h 49m
Alaska Airlines
Deal found 4/18![Alaska Airlines logo]()
$728
This Delta deal was found by Cheapflights users on 4/17. 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 5/84:29 pm
HPN
- ONT
1 stop8h 19m
Delta
Sun 5/1010:00 pm
ONT
- HPN
1 stop8h 48m
Delta
Deal found 4/17![Delta logo]()
$413
This Delta deal was found by Cheapflights users on 4/17. 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 7/286:00 am
HPN
- ONT
1 stop7h 38m
Delta
Sun 8/210:00 pm
ONT
- HPN
1 stop8h 49m
Delta
Deal found 4/17![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 4/17. 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 5/36:00 am
HPN
- ONT
1 stop8h 36m
Delta
Sun 5/1010:00 pm
ONT
- HPN
1 stop8h 48m
Delta
Deal found 4/17![Delta logo]()
$508
This Delta deal was found by Cheapflights users on 4/19. 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 6/912:54 pm
HPN
- ONT
1 stop8h 31m
Delta
Sun 6/1410:00 pm
ONT
- HPN
1 stop8h 49m
Delta
Deal found 4/19![Delta logo]()
$564
This Alaska Airlines deal was found by Cheapflights users on 4/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2212:00 pm
HPN
- ONT
2 stops14h 24m
Alaska Airlines
Mon 8/247:57 pm
ONT
- HPN
2 stops12h 31m
Alaska Airlines
Deal found 4/21![Alaska Airlines logo]()
$793
This Delta deal was found by Cheapflights users on 4/19. 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 6/104:29 pm
HPN
- ONT
1 stop8h 19m
Delta
Sun 6/1410:00 pm
ONT
- HPN
1 stop8h 49m
Delta
Deal found 4/19![Delta logo]()
$564
This Delta deal was found by Cheapflights users on 4/19. 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 5/246:00 am
HPN
- ONT
1 stop7h 57m
Delta
Sat 5/3010:00 pm
ONT
- HPN
2 stops10h 51m
Delta
Deal found 4/19![Delta logo]()
$595
This Delta deal was found by Cheapflights users on 4/17. 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 7/246:00 am
HPN
- ONT
1 stop7h 38m
Delta
Sat 8/111:48 am
ONT
- HPN
1 stop7h 37m
Delta
Deal found 4/17![Delta logo]()
$639
This Delta deal was found by Cheapflights users on 4/21. 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 7/266:00 am
HPN
- ONT
1 stop7h 38m
Delta
Sun 7/2610:00 pm
ONT
- HPN
1 stop8h 49m
Delta
Deal found 4/21![Delta logo]()
$749
Last-minute flights from Westchester County to OntarioDiscover last-minute flight deals from Westchester County to Ontario. Data last updated April 22, 2026 and is based on user searches.
Discover last-minute flight deals from Westchester County to Ontario. Data last updated April 22, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 4/21. 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 4/2212:48 pm
HPN
- ONT
1 stop8h 45m
Delta
Tue 7/2810:00 pm
ONT
- HPN
1 stop8h 49m
Delta
Deal found 4/21![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 4/17. 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 5/212:48 pm
HPN
- ONT
1 stop8h 45m
Delta
Sat 5/910:00 pm
ONT
- HPN
1 stop8h 48m
Delta
Deal found 4/17![Delta logo]()
$374
This Delta deal was found by Cheapflights users on 4/17. 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 5/212:48 pm
HPN
- ONT
1 stop8h 45m
Delta
Sun 5/1010:00 pm
ONT
- HPN
1 stop8h 48m
Delta
Deal found 4/17![Delta logo]()
$382
This Delta deal was found by Cheapflights users on 4/17. 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 5/212:48 pm
HPN
- ONT
1 stop8h 45m
Delta
Thu 5/710:00 pm
ONT
- HPN
1 stop8h 48m
Delta
Deal found 4/17![Delta logo]()
$407
This Delta deal was found by Cheapflights users on 4/20. 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 5/46:00 am
HPN
- ONT
1 stop8h 36m
Delta
Sat 5/167:05 am
ONT
- HPN
1 stop7h 55m
Delta
Deal found 4/20![Delta logo]()
$438
This Delta deal was found by Cheapflights users on 4/17. 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 5/84:29 pm
HPN
- ONT
1 stop8h 19m
Delta
Sat 5/910:00 pm
ONT
- HPN
1 stop8h 48m
Delta
Deal found 4/17![Delta logo]()
$405
This Delta deal was found by Cheapflights users on 4/17. 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 5/84:29 pm
HPN
- ONT
1 stop8h 19m
Delta
Sun 5/1010:00 pm
ONT
- HPN
1 stop8h 48m
Delta
Deal found 4/17![Delta logo]()
$413
This Delta deal was found by Cheapflights users on 4/21. 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 5/166:00 am
HPN
- ONT
2 stops13h 17m
Delta
Wed 5/2010:00 pm
ONT
- HPN
1 stop8h 48m
Delta
Deal found 4/21![Delta logo]()
$436
This American Airlines deal was found by Cheapflights users on 4/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:59 pm
HPN
- ONT
1 stop7h 37m
American Airlines
Sat 6/610:00 pm
ONT
- HPN
1 stop8h 28m
American Airlines
Deal found 4/18![American Airlines logo]()
$388
One-way flights from Westchester County to OntarioSearch for one-way flight options from Westchester County to Ontario. Find affordable one-way fares based on user searches. Data last updated April 22, 2026.
Search for one-way flight options from Westchester County to Ontario. Find affordable one-way fares based on user searches. Data last updated April 22, 2026.
This Delta deal was found by Cheapflights users on 4/20. 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 7/412:54 pm
HPN
- ONT
1 stop8h 31m
Delta
Deal found 4/20![Delta logo]()
$179
This Delta deal was found by Cheapflights users on 4/20. 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 5/46:00 am
HPN
- ONT
1 stop8h 36m
Delta
Deal found 4/20![Delta logo]()
$204
This Delta deal was found by Cheapflights users on 4/20. 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 9/912:59 pm
HPN
- ONT
1 stop8h 02m
Delta
Deal found 4/20![Delta logo]()
$219
This Delta deal was found by Cheapflights users on 4/21. 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 6/46:00 am
HPN
- ONT
1 stop7h 57m
Delta
Deal found 4/21![Delta logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/198:00 am
HPN
- ONT
3 stops29h 05m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$261
This American Airlines deal was found by Cheapflights users on 4/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/23:01 pm
HPN
- ONT
2 stops11h 45m
American Airlines
Deal found 4/18![American Airlines logo]()
$269
This Delta deal was found by Cheapflights users on 4/20. 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 9/812:59 pm
HPN
- ONT
1 stop8h 02m
Delta
Deal found 4/20![Delta logo]()
$270
This Delta deal was found by Cheapflights users on 4/20. 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 5/106:00 am
HPN
- ONT
1 stop7h 57m
Delta
Deal found 4/20![Delta logo]()
$300
This Delta deal was found by Cheapflights users on 4/20. 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 4/276:00 am
HPN
- ONT
1 stop8h 36m
Delta
Deal found 4/20![Delta logo]()
$304
This Delta deal was found by Cheapflights users on 4/21. 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 4/285:21 pm
HPN
- ONT
2 stops9h 23m
Delta
Deal found 4/21![Delta logo]()
$309
Find flight deals from Westchester County to Ontario
Keep the following information in mind while searching for Westchester County to Ontario flight deals. Data was last updated April 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $357 (Delta) |
One-way from | $179 (Delta) |
Popular in | April |
Cheapest in | January |
Average price | $432 |
Cheapflights Fare Finder
Customize your flight search to find flights from Westchester County 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, Cheapflights users made 2,558,603 searches. Data last updated April 22, 2026.
Use the filters below to find and compare flights from Westchester County to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
White PlainsOntario
HPN - ONT
HPNONT
White Plains Westchester County
Fri 6/12
4:29 pm-9:48 pm
1 stop8h 19m
Ontario
Mon 6/15
10:00 pm-9:49 am
1 stop8h 49m
$357
White PlainsOntario
HPN - ONT
HPNONT
White Plains Westchester County
Fri 5/8
4:29 pm-9:48 pm
1 stop8h 19m
Ontario
Sun 5/10
10:00 pm-9:48 am
1 stop8h 48m
$413
White PlainsOntario
HPN - ONT
HPNONT
White Plains Westchester County
Tue 7/28
6:00 am-10:38 am
1 stop7h 38m
Ontario
Sun 8/2
10:00 pm-9:49 am
1 stop8h 49m
$439
White PlainsOntario
HPN - ONT
HPNONT
White Plains Westchester County
Sun 5/3
6:00 am-11:36 am
1 stop8h 36m
Ontario
Sun 5/10
10:00 pm-9:48 am
1 stop8h 48m
$508
White PlainsOntario
HPN - ONT
HPNONT
White Plains Westchester County
Tue 6/9
12:54 pm-6:25 pm
1 stop8h 31m
Ontario
Sun 6/14
10:00 pm-9:49 am
1 stop8h 49m
$564
White PlainsOntario
HPN - ONT
HPNONT
White Plains Westchester County
Wed 6/10
4:29 pm-9:48 pm
1 stop8h 19m
Ontario
Sun 6/14
10:00 pm-9:49 am
1 stop8h 49m
$564
White PlainsOntario
HPN - ONT
HPNONT
White Plains Westchester County
Sun 5/24
6:00 am-10:57 am
1 stop7h 57m
Ontario
Sat 5/30
10:00 pm-11:51 am
2 stops10h 51m
$595
Quickest round-trip
White PlainsOntario
HPN - ONT
HPNONT
White Plains Westchester County
Fri 7/24
6:00 am-10:38 am
1 stop7h 38m
Ontario
Sat 8/1
11:48 am-10:25 pm
1 stop7h 37m
$639
White PlainsOntario
HPN - ONT
HPNONT
White Plains Westchester County
Sat 5/16
7:00 am-7:02 pm
2 stops15h 02m
Ontario
Sat 5/23
6:00 am-9:49 pm
2 stops12h 49m
$728
White PlainsOntario
HPN - ONT
HPNONT
White Plains Westchester County
Sun 7/26
6:00 am-10:38 am
1 stop7h 38m
Ontario
Sun 7/26
10:00 pm-9:49 am
1 stop8h 49m
$749
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Westchester County to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Westchester County with our price prediction graph.
HPN-ONT
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 Westchester County to Ontario
zzREU-ONT
HPN-ONT
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated April 22, 2026.
Read reviews from past customers who have flown Delta from Westchester County to Ontario. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Overall
7.9
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Related info for your journey
Find useful and relevant information for your journey from Westchester County to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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.
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Alternative routes for Westchester County to Ontario
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Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Westchester County to Ontario by cabin class
Find flights from Westchester County to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 22, 2026.
Westchester County and Ontario flights
Browse other Westchester County and Ontario flight options. Last updated on April 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Westchester County to Ontario
Discover the top airline that operate flights from Westchester County to Ontario. 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 April 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$263 | Average$427 | FlexibilityNo cancel fee | On-timeN/A |