$197+ Cheap flights from Allentown to Ontario (ABE - 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 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — ONT
Jul 10 — Jul 171
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Allentown 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 Allentown to Ontario
Cheapest
Best
Last-minute
One-way
Cheapest flights from Allentown to OntarioExplore the most affordable flight options available from Allentown to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.
Explore the most affordable flight options available from Allentown to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:00 pm
ABE
- ONT
1 stop8h 18m
Delta
Sat 10/2412:00 pm
ONT
- ABE
1 stop7h 46m
Delta
Deal found 6/10![Delta logo]()
$297
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:00 pm
ABE
- ONT
1 stop8h 18m
Delta
Sun 10/2510:59 pm
ONT
- ABE
1 stop10h 05m
Delta
Deal found 6/10![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 6/9. 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 10/281:00 pm
ABE
- ONT
1 stop8h 18m
Delta
Mon 11/210:59 pm
ONT
- ABE
1 stop10h 05m
Delta
Deal found 6/9![Delta logo]()
$367
This Delta deal was found by Cheapflights users on 6/6. 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 8/266:16 am
ABE
- ONT
1 stop7h 26m
Delta
Tue 9/17:05 am
ONT
- ABE
1 stop7h 18m
Delta
Deal found 6/6![Delta logo]()
$369
This Delta deal was found by Cheapflights users on 6/6. 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.
Thu 8/276:16 am
ABE
- ONT
1 stop7h 26m
Delta
Tue 9/17:05 am
ONT
- ABE
1 stop7h 18m
Delta
Deal found 6/6![Delta logo]()
$428
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/191:00 pm
ABE
- ONT
1 stop8h 18m
Delta
Sat 10/2412:00 pm
ONT
- ABE
1 stop7h 46m
Delta
Deal found 6/10![Delta logo]()
$438
This Delta deal was found by Cheapflights users on 6/6. 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.
Mon 6/291:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Tue 8/1812:00 pm
ONT
- ABE
1 stop7h 23m
Delta
Deal found 6/6![Delta logo]()
$445
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:54 pm
ABE
- ONT
1 stop11h 56m
Multiple Airlines
Wed 8/196:47 pm
ONT
- ABE
2 stops23h 20m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$465
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:54 pm
ABE
- ONT
1 stop22h 11m
Multiple Airlines
Thu 8/203:34 pm
ONT
- ABE
2 stops20h 37m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$468
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:36 am
ABE
- ONT
2 stops11h 39m
American Airlines
Wed 8/197:06 am
ONT
- ABE
2 stops13h 19m
American Airlines
Deal found 6/10![American Airlines logo]()
$470
Best flights from Allentown to OntarioDiscover carefully curated flight deals from Allentown to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 10, 2026.
Discover carefully curated flight deals from Allentown to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 10, 2026.
This Delta deal was found by Cheapflights users on 6/6. 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 8/266:16 am
ABE
- ONT
1 stop7h 26m
Delta
Sat 8/297:05 am
ONT
- ABE
1 stop7h 18m
Delta
Deal found 6/6![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 6/8. 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 10/285:36 pm
ABE
- ONT
1 stop7h 50m
United Airlines
Sat 10/316:53 pm
ONT
- ABE
2 stops13h 13m
United Airlines
Deal found 6/8![United Airlines logo]()
$560
This Delta deal was found by Cheapflights users on 6/6. 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.
Mon 6/291:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Tue 8/1812:00 pm
ONT
- ABE
1 stop7h 23m
Delta
Deal found 6/6![Delta logo]()
$445
This Delta deal was found by Cheapflights users on 6/6. 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.
Sat 6/271:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Mon 6/2911:50 am
ONT
- ABE
1 stop8h 18m
Delta
Deal found 6/6![Delta logo]()
$519
This Delta deal was found by Cheapflights users on 6/6. 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.
Sun 8/306:16 am
ABE
- ONT
1 stop7h 26m
Delta
Tue 9/17:05 am
ONT
- ABE
1 stop7h 18m
Delta
Deal found 6/6![Delta logo]()
$529
This United Airlines deal was found by Cheapflights users on 6/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:36 pm
ABE
- ONT
1 stop7h 59m
United Airlines
Tue 8/251:56 pm
ONT
- ABE
2 stops17h 01m
United Airlines
Deal found 6/6![United Airlines logo]()
$709
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:36 pm
ABE
- ONT
1 stop7h 59m
United Airlines
Fri 8/211:18 pm
ONT
- ABE
2 stops17h 39m
United Airlines
Deal found 6/10![United Airlines logo]()
$742
This Delta deal was found by Cheapflights users on 6/6. 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.
Sat 6/271:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Tue 6/3011:50 am
ONT
- ABE
1 stop8h 18m
Delta
Deal found 6/6![Delta logo]()
$615
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/211:08 pm
ABE
- ONT
1 stop8h 22m
Delta
Sun 7/2611:48 am
ONT
- ABE
1 stop8h 20m
Delta
Deal found 6/8![Delta logo]()
$723
This Delta deal was found by Cheapflights users on 6/6. 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.
Fri 6/261:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Mon 6/2911:50 am
ONT
- ABE
1 stop8h 18m
Delta
Deal found 6/6![Delta logo]()
$733
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:16 am
ABE
- ONT
1 stop7h 26m
Delta
Thu 8/207:05 am
ONT
- ABE
1 stop7h 18m
Delta
Deal found 6/10![Delta logo]()
$737
Last-minute flights from Allentown to OntarioDiscover last-minute flight deals from Allentown to Ontario. Data last updated June 10, 2026 and is based on user searches.
Discover last-minute flight deals from Allentown to Ontario. Data last updated June 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/9. 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.
Thu 6/111:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Sat 6/137:05 am
ONT
- ABE
1 stop7h 20m
Delta
Deal found 6/9![Delta logo]()
$589
This American Airlines deal was found by Cheapflights users on 6/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/205:46 pm
ABE
- ONT
1 stop7h 50m
American Airlines
Mon 6/2211:59 pm
ONT
- ABE
2 stops14h 15m
American Airlines
Deal found 6/9![American Airlines logo]()
$689
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/231:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Thu 7/211:50 am
ONT
- ABE
1 stop8h 18m
Delta
Deal found 6/8![Delta logo]()
$543
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/231:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Sun 6/2811:50 am
ONT
- ABE
1 stop8h 18m
Delta
Deal found 6/8![Delta logo]()
$649
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/241:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Fri 7/311:50 am
ONT
- ABE
1 stop8h 18m
Delta
Deal found 6/8![Delta logo]()
$578
This Delta deal was found by Cheapflights users on 6/9. 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 6/241:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Sat 6/277:05 am
ONT
- ABE
1 stop7h 20m
Delta
Deal found 6/9![Delta logo]()
$639
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/241:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Mon 6/2911:50 am
ONT
- ABE
1 stop8h 18m
Delta
Deal found 6/8![Delta logo]()
$684
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/255:46 pm
ABE
- ONT
1 stop7h 50m
American Airlines
Sat 7/410:25 am
ONT
- ABE
2 stops10h 51m
American Airlines
Deal found 6/10![American Airlines logo]()
$495
This Delta deal was found by Cheapflights users on 6/6. 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.
Sat 6/271:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Mon 6/2911:50 am
ONT
- ABE
1 stop8h 18m
Delta
Deal found 6/6![Delta logo]()
$519
This Delta deal was found by Cheapflights users on 6/6. 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.
Sat 6/271:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Tue 6/3011:50 am
ONT
- ABE
1 stop8h 18m
Delta
Deal found 6/6![Delta logo]()
$615
This Delta deal was found by Cheapflights users on 6/6. 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.
Mon 6/291:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Tue 8/1812:00 pm
ONT
- ABE
1 stop7h 23m
Delta
Deal found 6/6![Delta logo]()
$445
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/85:12 pm
ABE
- ONT
2 stops9h 47m
American Airlines
Sun 7/1211:59 pm
ONT
- ABE
2 stops13h 43m
American Airlines
Deal found 6/10![American Airlines logo]()
$606
One-way flights from Allentown to OntarioSearch for one-way flight options from Allentown to Ontario. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
Search for one-way flight options from Allentown to Ontario. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/301:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Deal found 6/8![Delta logo]()
$197
This Delta deal was found by Cheapflights users on 6/6. 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.
Sat 6/271:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Deal found 6/6![Delta logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/138:49 pm
ABE
- ONT
2 stops38h 14m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$223
This Delta deal was found by Cheapflights users on 6/6. 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.
Mon 6/291:12 pm
ABE
- ONT
1 stop8h 18m
Delta
Deal found 6/6![Delta logo]()
$240
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 7/45:41 pm
ABE
- ONT
1 stop8h 10m
United Airlines
Deal found 6/8![United Airlines logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1410:18 am
ABE
- ONT
2 stops24h 45m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/115:55 pm
ABE
- ONT
2 stops24h 59m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/178:49 pm
ABE
- ONT
2 stops38h 14m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/158:00 am
ABE
- ONT
3 stops26h 32m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$311
Find flight deals from Allentown to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $297 (Delta) |
One-way from | $197 (Delta) |
Popular in | July |
Cheapest in | November |
Average price | $502 |
Cheapflights Fare Finder
Customize your flight search to find flights from Allentown 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 June 10, 2026.
Use the filters below to find and compare flights from Allentown to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
AllentownOntario
ABE - ONT
ABEONT
Allentown-Bethlehem
Wed 8/26
6:16 am-10:42 am
1 stop7h 26m
Ontario
Sat 8/29
7:05 am-5:23 pm
1 stop7h 18m
$369
AllentownOntario
ABE - ONT
ABEONT
Allentown-Bethlehem
Mon 6/29
1:12 pm-6:30 pm
1 stop8h 18m
Ontario
Tue 8/18
12:00 pm-10:23 pm
1 stop7h 23m
$445
AllentownOntario
ABE - ONT
ABEONT
Allentown-Bethlehem
Sat 6/27
1:12 pm-6:30 pm
1 stop8h 18m
Ontario
Mon 6/29
11:50 am-11:08 pm
1 stop8h 18m
$519
AllentownOntario
ABE - ONT
ABEONT
Allentown-Bethlehem
Sun 8/30
6:16 am-10:42 am
1 stop7h 26m
Ontario
Tue 9/1
7:05 am-5:23 pm
1 stop7h 18m
$529
AllentownOntario
ABE - ONT
ABEONT
Allentown-Bethlehem
Wed 10/28
5:36 pm-10:26 pm
1 stop7h 50m
Ontario
Sat 10/31
6:53 pm-11:06 am
2 stops13h 13m
$560
AllentownOntario
ABE - ONT
ABEONT
Allentown-Bethlehem
Sat 6/27
1:12 pm-6:30 pm
1 stop8h 18m
Ontario
Tue 6/30
11:50 am-11:08 pm
1 stop8h 18m
$615
AllentownOntario
ABE - ONT
ABEONT
Allentown-Bethlehem
Tue 8/18
5:36 pm-10:35 pm
1 stop7h 59m
Ontario
Tue 8/25
1:56 pm-9:57 am
2 stops17h 01m
$709
AllentownOntario
ABE - ONT
ABEONT
Allentown-Bethlehem
Tue 7/21
1:08 pm-6:30 pm
1 stop8h 22m
Ontario
Sun 7/26
11:48 am-11:08 pm
1 stop8h 20m
$723
AllentownOntario
ABE - ONT
ABEONT
Allentown-Bethlehem
Fri 6/26
1:12 pm-6:30 pm
1 stop8h 18m
Ontario
Mon 6/29
11:50 am-11:08 pm
1 stop8h 18m
$733
AllentownOntario
ABE - ONT
ABEONT
Allentown-Bethlehem
Wed 8/19
6:16 am-10:42 am
1 stop7h 26m
Ontario
Thu 8/20
7:05 am-5:23 pm
1 stop7h 18m
$737
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Allentown to Ontario
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Allentown to Ontario in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Allentown-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Allentown-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Allentown-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Allentown-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Allentown-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Allentown to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Allentown with our price prediction graph.
ABE-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.
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 June 10, 2026.
See what other customers who have flown with Delta from Allentown to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Related info for your journey
Find useful and relevant information for your journey from Allentown 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.
Alternative routes
Complete your trip
Flights by cabin class
Ontario flight routes
Other flight options
Other flights from Allentown
Popular flights
Alternative routes for Allentown to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Allentown to Ontario by cabin class
Find flights from Allentown 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 June 10, 2026.
Allentown and Ontario flights
Browse other Allentown and Ontario flight options. Last updated on June 10, 2026.
Other flights from Allentown
Browse through other flights departing from Allentown. Flights are based on user searches made on Cheapflights and were last updated on June 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Allentown to Ontario
Discover the top airline that operate flights from Allentown 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 June 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$338 | Average$471 | FlexibilityNo cancel fee | On-timeN/A |