$109+ Cheap flights from Ontario (ONT) to Pennsylvania
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — PHL
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Pennsylvania 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
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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 Ontario to Pennsylvania
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Cheapest flights from Ontario to PennsylvaniaExplore the most affordable flight options available from Ontario to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Ontario to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This Trip.com deal was found by Cheapflights users on 9/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:52 am -
1 stop8h 58m
Tue 10/2712:36 pm -
2 stops14h 15m
Deal found 9/9![Frontier logo]()
$245
This Frontier deal was found by Cheapflights users on 9/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:46 pm -
1 stop13h 49m
Thu 10/11:30 pm -
1 stop8h 09m
Deal found 9/6![Frontier logo]()
$248
This Trip.com deal was found by Cheapflights users on 9/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:26 am -
1 stop16h 52m
Tue 10/2712:36 pm -
2 stops14h 15m
Deal found 9/8![Frontier logo]()
$253
This Trip.com deal was found by Cheapflights users on 9/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:04 am -
1 stop18h 14m
Tue 10/2012:35 pm -
2 stops14h 15m
Deal found 9/9![Frontier logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Thu 10/2211:52 am -
1 stop10h 24m
Tue 10/2712:36 pm -
2 stops14h 15m
Deal found 9/9![Frontier logo]()
$263
This Trip.com deal was found by Cheapflights users on 9/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:52 am -
1 stop7h 07m
Wed 10/287:00 am -
1 stop19h 51m
Deal found 9/8![Frontier logo]()
$265
This CheapOair deal was found by Cheapflights users on 9/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:45 am -
1 stop7h 14m
Wed 10/77:00 am -
1 stop19h 47m
Deal found 9/9![Frontier logo]()
$266
This Frontier deal was found by Cheapflights users on 9/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:25 am -
1 stop7h 22m
Wed 11/111:00 pm -
1 stop13h 51m
Deal found 9/9![Frontier logo]()
$267
This Frontier deal was found by Cheapflights users on 9/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:35 pm -
1 stop6h 45m
Tue 10/136:00 am -
1 stop7h 31m
Deal found 9/10![Frontier logo]()
$267
This Frontier deal was found by Cheapflights users on 9/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3111:52 am -
1 stop6h 58m
Fri 11/66:00 pm -
1 stop19h 42m
Deal found 9/9![Frontier logo]()
$268
This Booking.com deal was found by Cheapflights users on 9/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:35 pm -
1 stop7h 43m
Wed 10/215:50 am -
1 stop7h 39m
Deal found 9/10![Frontier logo]()
$269
This Trip.com deal was found by Cheapflights users on 9/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:45 am -
1 stop21h 26m
Wed 10/77:00 am -
1 stop19h 47m
Deal found 9/9![Frontier logo]()
$269
Best flights from Ontario to PennsylvaniaDiscover carefully curated flight deals from Ontario to Pennsylvania that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Ontario to Pennsylvania that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Delta deal was found by Cheapflights users on 9/6. 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 11/101:15 pm -
1 stop7h 40m
Sun 11/156:00 am -
1 stop8h 08m
Deal found 9/6![Delta logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 9/5. 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.
Wed 9/3012:12 pm -
1 stop8h 47m
Tue 10/67:02 am -
1 stop9h 14m
Deal found 9/5![Alaska Airlines logo]()
$351
This Southwest deal was found by Cheapflights users on 9/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/305:45 am -
2 stops8h 10m
Tue 10/612:30 pm -
1 stop11h 20m
Deal found 9/5![Southwest logo]()
$354
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:00 am -
1 stop9h 27m
Sat 11/143:20 pm -
1 stop8h 31m
Deal found 9/9![United Airlines logo]()
$412
This JetBlue deal was found by Cheapflights users on 9/5. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:39 pm -
Nonstop5h 21m
Sat 10/35:59 pm -
Nonstop5h 58m
Deal found 9/5![JetBlue logo]()
$459
This KAYAK deal was found by Cheapflights users on 9/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/141:04 pm -
1 stop7h 54m
Wed 9/167:15 am -
1 stop7h 51m
Deal found 9/8![American Airlines logo]()
$540
This Delta deal was found by Cheapflights users on 9/5. 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 11/2111:57 am -
1 stop9h 00m
Fri 12/44:08 pm -
1 stop8h 48m
Deal found 9/5![Delta logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 9/7. 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.
Wed 10/2111:13 am -
1 stop9h 46m
Tue 10/277:02 am -
1 stop9h 14m
Deal found 9/7![Alaska Airlines logo]()
$351
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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.
Wed 9/3012:12 pm -
1 stop8h 47m
Sat 10/37:02 am -
1 stop9h 14m
Deal found 9/9![Alaska Airlines logo]()
$351
This Delta deal was found by Cheapflights users on 9/9. 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 9/306:00 am -
1 stop8h 42m
Sat 10/32:30 pm -
1 stop7h 11m
Deal found 9/9![Delta logo]()
$369
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:30 pm -
2 stops8h 00m
Tue 11/104:00 pm -
2 stops8h 40m
Deal found 9/10![Southwest logo]()
$411
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:00 am -
1 stop7h 47m
Mon 10/123:27 pm -
1 stop8h 31m
Deal found 9/9![United Airlines logo]()
$418
This Delta deal was found by Cheapflights users on 9/9. 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 12/212:20 pm -
1 stop7h 07m
Sat 12/512:50 pm -
1 stop10h 06m
Deal found 9/9![Delta logo]()
$369
This Alaska Airlines deal was found by Cheapflights users on 9/7. 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 11/74:09 pm -
1 stop10h 31m
Sun 11/89:35 am -
1 stop10h 28m
Deal found 9/7![Alaska Airlines logo]()
$373
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:45 pm -
2 stops9h 40m
Mon 11/168:30 am -
2 stops10h 40m
Deal found 9/8![Southwest logo]()
$412
This United Airlines deal was found by Cheapflights users on 9/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/231:18 pm -
1 stop7h 06m
Fri 9/253:45 pm -
1 stop9h 14m
Deal found 9/5![United Airlines logo]()
$437
This Delta deal was found by Cheapflights users on 9/6. 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 10/281:35 pm -
1 stop7h 00m
Thu 11/123:00 pm -
1 stop9h 57m
Deal found 9/6![Delta logo]()
$371
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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.
Fri 12/412:00 pm -
1 stop8h 59m
Tue 12/87:00 am -
1 stop10h 47m
Deal found 9/8![Alaska Airlines logo]()
$376
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:15 am -
2 stops8h 30m
Sun 9/276:00 am -
1 stop9h 00m
Deal found 9/9![Southwest logo]()
$424
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:24 pm -
1 stop7h 34m
Sun 10/46:00 am -
1 stop9h 46m
Deal found 9/8![United Airlines logo]()
$439
This Delta deal was found by Cheapflights users on 9/9. 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 10/1012:16 pm -
1 stop9h 30m
Thu 10/151:34 pm -
1 stop7h 48m
Deal found 9/9![Delta logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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.
Fri 10/27:12 am -
1 stop13h 17m
Sun 10/46:30 am -
1 stop13h 20m
Deal found 9/8![Alaska Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/315:00 am -
1 stop7h 47m
Sat 11/73:20 pm -
1 stop8h 31m
Deal found 9/9![United Airlines logo]()
$444
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:35 am -
2 stops8h 40m
Sat 9/267:00 am -
2 stops11h 15m
Deal found 9/8![Southwest logo]()
$448
This JetBlue deal was found by Cheapflights users on 9/6. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:42 pm -
Nonstop5h 18m
Tue 10/137:00 pm -
Nonstop6h 12m
Deal found 9/6![JetBlue logo]()
$607
This Delta deal was found by Cheapflights users on 9/5. 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 10/211:35 pm -
1 stop7h 00m
Sun 10/257:05 am -
1 stop31h 11m
Deal found 9/5![Delta logo]()
$377
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Tue 12/226:12 am -
1 stop8h 09m
Mon 12/286:00 pm -
1 stop8h 57m
Deal found 9/8![American Airlines logo]()
$663
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:24 pm -
1 stop7h 05m
Sun 10/47:45 am -
1 stop8h 01m
Deal found 9/8![United Airlines logo]()
$453
This Delta deal was found by Cheapflights users on 9/9. 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 11/176:00 am -
1 stop8h 38m
Fri 11/277:15 am -
1 stop8h 05m
Deal found 9/9![Delta logo]()
$379
This Alaska Airlines deal was found by Cheapflights users on 9/5. 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.
Wed 10/212:13 pm -
1 stop12h 28m
Mon 10/264:17 pm -
2 stops26h 45m
Deal found 9/5![Alaska Airlines logo]()
$433
Last-minute flights from Ontario to PennsylvaniaDiscover last-minute flight deals from Ontario to Pennsylvania. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Pennsylvania. Data last updated September 10, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 9/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:46 pm -
1 stop13h 49m
Thu 10/11:30 pm -
1 stop8h 09m
Deal found 9/6![Frontier logo]()
$248
This CheapOair deal was found by Cheapflights users on 9/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:45 am -
1 stop7h 14m
Wed 10/77:00 am -
1 stop19h 47m
Deal found 9/9![Frontier logo]()
$266
This Trip.com deal was found by Cheapflights users on 9/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:45 am -
1 stop21h 26m
Wed 10/77:00 am -
1 stop19h 47m
Deal found 9/9![Frontier logo]()
$269
This Frontier deal was found by Cheapflights users on 9/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:35 pm -
1 stop6h 45m
Tue 10/136:00 am -
1 stop7h 31m
Deal found 9/10![Frontier logo]()
$267
This Trip.com deal was found by Cheapflights users on 9/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:26 am -
1 stop16h 52m
Tue 10/2712:36 pm -
2 stops14h 15m
Deal found 9/8![Frontier logo]()
$253
This Trip.com deal was found by Cheapflights users on 9/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:04 am -
1 stop18h 14m
Tue 10/2012:35 pm -
2 stops14h 15m
Deal found 9/9![Frontier logo]()
$254
This Booking.com deal was found by Cheapflights users on 9/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:35 pm -
1 stop7h 43m
Wed 10/215:50 am -
1 stop7h 39m
Deal found 9/10![Frontier logo]()
$269
This Trip.com deal was found by Cheapflights users on 9/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:52 am -
1 stop8h 58m
Tue 10/2712:36 pm -
2 stops14h 15m
Deal found 9/9![Frontier logo]()
$245
This Trip.com deal was found by Cheapflights users on 9/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:52 am -
1 stop7h 07m
Wed 10/287:00 am -
1 stop19h 51m
Deal found 9/8![Frontier logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Thu 10/2211:52 am -
1 stop10h 24m
Tue 10/2712:36 pm -
2 stops14h 15m
Deal found 9/9![Frontier logo]()
$263
This Frontier deal was found by Cheapflights users on 9/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:25 am -
1 stop12h 25m
Sun 11/11:00 pm -
1 stop13h 51m
Deal found 9/10![Frontier logo]()
$267
This Frontier deal was found by Cheapflights users on 9/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3111:52 am -
1 stop6h 58m
Fri 11/66:00 pm -
1 stop19h 42m
Deal found 9/9![Frontier logo]()
$268
One-way flights from Ontario to PennsylvaniaSearch for one-way flight options from Ontario to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Ontario to Pennsylvania. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Tue 10/2711:52 am -
2 stops16h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Wed 11/411:52 am -
2 stops16h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Frontier logo]()
$118
This Super.com deal was found by Cheapflights users on 9/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:45 am -
1 stop7h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Frontier logo]()
$123
This Super.com deal was found by Cheapflights users on 9/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:45 am -
1 stop7h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$124
This Super.com deal was found by Cheapflights users on 9/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:35 pm -
1 stop6h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$124
This Super.com deal was found by Cheapflights users on 9/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:52 am -
1 stop6h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Sat 10/3111:52 am -
2 stops17h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$126
This Booking.com deal was found by Cheapflights users on 9/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/311:52 am -
1 stop6h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$126
This Super.com deal was found by Cheapflights users on 9/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:03 pm -
1 stop13h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Frontier logo]()
$126
This Frontier deal was found by Cheapflights users on 9/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:35 pm -
1 stop6h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$126
This CheapOair deal was found by Cheapflights users on 9/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:52 am -
1 stop6h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$128
This Super.com deal was found by Cheapflights users on 9/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:46 pm -
1 stop13h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Frontier logo]()
$128
Find flight deals from Ontario to Pennsylvania
Keep the following information in mind while searching for Ontario to Pennsylvania flight deals. Data was last updated September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $245 (Trip.com) |
One-way from | $109 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $482 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Pennsylvania 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 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Ontario to Pennsylvania that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioNew York
ONT Ontario - LGA New York LaGuardia
ONTLGA
Ontario
Fri 10/2
12:40 pm-10:55 pm
1 stop7h 15m
New York LaGuardia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$154
OntarioNew York
ONT Ontario - LGA New York LaGuardia
ONTLGA
Ontario
Sun 10/4
10:00 pm-8:07 am
1 stop7h 07m
New York LaGuardia
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$154
OntarioNew York
ONT Ontario - JFK New York John F Kennedy Intl
ONTJFK
Ontario
Fri 1/15
7:10 am-7:23 pm
1 stop9h 13m
New York John F Kennedy Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$154
OntarioNew York
ONT Ontario - JFK New York John F Kennedy Intl
ONTJFK
Ontario
Sun 1/24
7:10 am-7:23 pm
1 stop9h 13m
New York John F Kennedy Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$154
OntarioNew York
ONT Ontario - JFK New York John F Kennedy Intl
ONTJFK
Ontario
Tue 9/29
5:15 pm-6:26 am
1 stop10h 11m
New York John F Kennedy Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$164
OntarioNew York
ONT Ontario - JFK New York John F Kennedy Intl
ONTJFK
Ontario
Thu 12/24
7:05 am-8:24 pm
1 stop10h 19m
New York John F Kennedy Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$164
OntarioNew York
ONT Ontario - JFK New York John F Kennedy Intl
ONTJFK
Ontario
Sun 12/6
5:04 pm-6:23 am
1 stop10h 19m
New York John F Kennedy Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$164
OntarioNew York
ONT Ontario - JFK New York John F Kennedy Intl
ONTJFK
Ontario
Sat 10/10
12:16 pm-12:59 am
1 stop9h 43m
New York John F Kennedy Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$164
OntarioNew York
ONT Ontario - JFK New York John F Kennedy Intl
ONTJFK
Ontario
Tue 12/22
5:38 pm-5:29 am
1 stop8h 51m
New York John F Kennedy Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$164
OntarioNew York
ONT Ontario - JFK New York John F Kennedy Intl
ONTJFK
Ontario
Mon 3/8
5:47 pm-6:22 am
1 stop9h 35m
New York John F Kennedy Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$164
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Pennsylvania
Have a flexible travel schedule? Discover the best time to fly to Pennsylvania from Ontario with our price prediction graph.
ONT-JFK
ONT-IAD
ONT-LGA
ONT-PHL
ONT-DCA
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 Pennsylvania
ONT-USPA
ONT-JFK
ONT-IAD
ONT-LGA
ONT-PHL
What is the cheapest month to book a flight from Ontario to Pennsylvania?
Currently, January is the cheapest month in which you can book a flight from Ontario to Pennsylvania (average of $377). Flying from Ontario to Pennsylvania in December is currently the most expensive (average of $477). 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.
How much does it cost to fly round-trip from Ontario to Pennsylvania?
Airfare is below average for this route at the moment.
Ontario to Pennsylvania flights typically cost between $358 and $466 in October.The cheapest round-trip price found within the last 5 days was $245 on Frontier (Oct 21-Oct 27).
How far ahead should I book a flight from Ontario to Pennsylvania?
To ensure you get the cheapest price possible for a flight from Ontario to Pennsylvania, you should look to book at least 37 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing Pennsylvania
Get insights into the airlines that provide service to Pennsylvania. 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 Pennsylvania. Reviews last updated September 10, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Ontario to Pennsylvania. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to Pennsylvania. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ontario to Pennsylvania
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Complete your trip
Complete your trip to Pennsylvania by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Pennsylvania by cabin class
Find flights from Ontario to Pennsylvania, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Pennsylvania flights
Browse other Ontario and Pennsylvania flight options. Last updated on September 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Pennsylvania flights
Consider these flights traveling from Ontario to Pennsylvania.
Top 5 airlines flying from Ontario to Pennsylvania
Discover the top 5 airlines that operate flights from Ontario to Pennsylvania. 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$157 | Average$276 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$282 | Average$458 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$285 | Average$488 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$312 | Average$482 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$314 | Average$449 | FlexibilityNo cancel fee | On-time63% |