$166+ Cheap flights from Appleton to Ontario (ATW - 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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — ONT
Jun 30 — Jul 71
Round-trip
1 adult, Economy
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Find cheap flights from Appleton 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
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Cheapest flights from Appleton to OntarioExplore the most affordable flight options available from Appleton to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 31, 2026.
Explore the most affordable flight options available from Appleton to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 31, 2026.
This Delta deal was found by Cheapflights users on 5/26. 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 9/15:31 am
ATW
- ONT
1 stop7h 11m
Delta
Thu 9/1012:00 pm
ONT
- ATW
1 stop7h 57m
Delta
Deal found 5/26![Delta logo]()
$349
This American Airlines deal was found by Cheapflights users on 5/26. 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 7/93:58 pm
ATW
- ONT
1 stop8h 36m
American Airlines
Tue 7/1411:59 pm
ONT
- ATW
2 stops8h 46m
American Airlines
Deal found 5/26![American Airlines logo]()
$354
This Delta deal was found by Cheapflights users on 5/26. 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 9/25:31 am
ATW
- ONT
1 stop7h 11m
Delta
Sat 9/512:00 pm
ONT
- ATW
1 stop8h 44m
Delta
Deal found 5/26![Delta logo]()
$374
This Delta deal was found by Cheapflights users on 5/27. 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 11/97:00 am
ATW
- ONT
2 stops13h 18m
Delta
Sun 11/1510:59 pm
ONT
- ATW
2 stops11h 47m
Delta
Deal found 5/27![Delta logo]()
$384
This Delta deal was found by Cheapflights users on 5/30. 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 9/151:56 pm
ATW
- ONT
2 stops11h 41m
Delta
Sun 10/46:00 pm
ONT
- ATW
2 stops14h 17m
Delta
Deal found 5/30![Delta logo]()
$385
This Delta deal was found by Cheapflights users on 5/26. 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 9/25:31 am
ATW
- ONT
1 stop7h 11m
Delta
Sun 9/612:00 pm
ONT
- ATW
1 stop8h 44m
Delta
Deal found 5/26![Delta logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 5/26. 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 6/202:21 pm
ATW
- ONT
1 stop7h 30m
Multiple Airlines
Tue 6/231:33 pm
ONT
- ATW
1 stop23h 38m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$411
This Delta deal was found by Cheapflights users on 5/29. 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 8/75:31 am
ATW
- ONT
1 stop7h 11m
Delta
Fri 8/1412:00 pm
ONT
- ATW
1 stop8h 44m
Delta
Deal found 5/29![Delta logo]()
$414
This Kiwi.com deal was found by Cheapflights users on 5/26. 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 6/177:00 am
ATW
- ONT
1 stop14h 51m
Multiple Airlines
Tue 6/231:33 pm
ONT
- ATW
1 stop23h 38m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$417
This Delta deal was found by Cheapflights users on 5/29. 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 8/242:06 pm
ATW
- ONT
2 stops11h 28m
Delta
Sat 8/2912:00 pm
ONT
- ATW
1 stop8h 44m
Delta
Deal found 5/29![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 5/30. 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 9/181:56 pm
ATW
- ONT
2 stops11h 41m
Delta
Sat 10/36:20 am
ONT
- ATW
2 stops12h 16m
Delta
Deal found 5/30![Delta logo]()
$424
This Delta deal was found by Cheapflights users on 5/26. 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 8/315:31 am
ATW
- ONT
1 stop7h 11m
Delta
Tue 9/812:00 pm
ONT
- ATW
1 stop7h 57m
Delta
Deal found 5/26![Delta logo]()
$435
Best flights from Appleton to OntarioDiscover carefully curated flight deals from Appleton to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 31, 2026.
Discover carefully curated flight deals from Appleton to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 31, 2026.
This Delta deal was found by Cheapflights users on 5/26. 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 9/15:31 am
ATW
- ONT
1 stop7h 11m
Delta
Tue 9/812:00 pm
ONT
- ATW
1 stop7h 57m
Delta
Deal found 5/26![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 5/30. 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 8/255:00 pm
ATW
- ONT
1 stop7h 35m
United Airlines
Sat 8/291:18 pm
ONT
- ATW
1 stop5h 36m
United Airlines
Deal found 5/30![United Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 5/26. 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 9/15:31 am
ATW
- ONT
1 stop7h 11m
Delta
Sat 9/512:00 pm
ONT
- ATW
1 stop8h 44m
Delta
Deal found 5/26![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 5/27. 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 8/145:31 am
ATW
- ONT
1 stop7h 11m
Delta
Tue 8/1812:00 pm
ONT
- ATW
1 stop8h 44m
Delta
Deal found 5/27![Delta logo]()
$374
This United Airlines deal was found by Cheapflights users on 5/29. 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.
Thu 10/293:47 pm
ATW
- ONT
1 stop8h 39m
United Airlines
Tue 11/37:00 am
ONT
- ATW
1 stop6h 10m
United Airlines
Deal found 5/29![United Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 5/26. 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 9/25:31 am
ATW
- ONT
1 stop7h 11m
Delta
Sat 9/512:00 pm
ONT
- ATW
1 stop8h 44m
Delta
Deal found 5/26![Delta logo]()
$374
This Delta deal was found by Cheapflights users on 5/26. 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 9/25:31 am
ATW
- ONT
1 stop7h 11m
Delta
Wed 9/912:00 pm
ONT
- ATW
1 stop7h 57m
Delta
Deal found 5/26![Delta logo]()
$374
This United Airlines deal was found by Cheapflights users on 5/26. 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 8/297:30 am
ATW
- ONT
2 stops12h 42m
United Airlines
Tue 9/11:18 pm
ONT
- ATW
1 stop5h 36m
United Airlines
Deal found 5/26![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 5/27. 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 8/2412:28 pm
ATW
- ONT
2 stops10h 25m
United Airlines
Sat 8/295:00 am
ONT
- ATW
2 stops9h 58m
United Airlines
Deal found 5/27![United Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 5/27. 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 11/97:00 am
ATW
- ONT
2 stops13h 18m
Delta
Sun 11/1510:59 pm
ONT
- ATW
2 stops11h 47m
Delta
Deal found 5/27![Delta logo]()
$384
This United Airlines deal was found by Cheapflights users on 5/29. 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 10/178:30 am
ATW
- ONT
2 stops13h 46m
United Airlines
Sat 10/246:00 am
ONT
- ATW
2 stops11h 16m
United Airlines
Deal found 5/29![United Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 5/26. 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 9/25:31 am
ATW
- ONT
1 stop7h 11m
Delta
Sun 9/612:00 pm
ONT
- ATW
1 stop8h 44m
Delta
Deal found 5/26![Delta logo]()
$399
Last-minute flights from Appleton to OntarioDiscover last-minute flight deals from Appleton to Ontario. Data last updated May 31, 2026 and is based on user searches.
Discover last-minute flight deals from Appleton to Ontario. Data last updated May 31, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/26. 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 6/177:00 am
ATW
- ONT
1 stop14h 51m
Multiple Airlines
Tue 6/231:33 pm
ONT
- ATW
1 stop23h 38m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$417
This Kiwi.com deal was found by Cheapflights users on 5/26. 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 6/177:00 am
ATW
- ONT
1 stop10h 08m
Multiple Airlines
Wed 6/243:34 pm
ONT
- ATW
2 stops28h 18m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$488
This American Airlines deal was found by Cheapflights users on 5/26. 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 6/1912:39 pm
ATW
- ONT
2 stops11h 18m
American Airlines
Mon 6/2211:59 pm
ONT
- ATW
2 stops8h 48m
American Airlines
Deal found 5/26![American Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 5/26. 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 6/1912:24 pm
ATW
- ONT
2 stops12h 13m
United Airlines
Sat 6/206:05 am
ONT
- ATW
1 stop7h 04m
United Airlines
Deal found 5/26![United Airlines logo]()
$489
This Kiwi.com deal was found by Cheapflights users on 5/26. 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 6/197:00 am
ATW
- ONT
1 stop10h 08m
Multiple Airlines
Tue 6/233:34 pm
ONT
- ATW
1 stop21h 37m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$498
This Kiwi.com deal was found by Cheapflights users on 5/26. 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 6/202:21 pm
ATW
- ONT
1 stop7h 30m
Multiple Airlines
Tue 6/231:33 pm
ONT
- ATW
1 stop23h 38m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$411
This American Airlines deal was found by Cheapflights users on 5/26. 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 6/2012:39 pm
ATW
- ONT
1 stop9h 17m
American Airlines
Mon 6/2211:59 pm
ONT
- ATW
2 stops8h 48m
American Airlines
Deal found 5/26![American Airlines logo]()
$453
This Kiwi.com deal was found by Cheapflights users on 5/26. 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 6/202:21 pm
ATW
- ONT
1 stop7h 30m
Multiple Airlines
Wed 6/243:34 pm
ONT
- ATW
2 stops28h 18m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$483
This United Airlines deal was found by Cheapflights users on 5/30. 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 6/203:44 pm
ATW
- ONT
1 stop9h 07m
United Airlines
Mon 6/296:10 am
ONT
- ATW
1 stop6h 59m
United Airlines
Deal found 5/30![United Airlines logo]()
$484
This Kiwi.com deal was found by Cheapflights users on 5/26. 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 6/224:58 pm
ATW
- ONT
1 stop19h 07m
Multiple Airlines
Tue 6/233:34 pm
ONT
- ATW
1 stop21h 37m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$464
One-way flights from Appleton to OntarioSearch for one-way flight options from Appleton to Ontario. Find affordable one-way fares based on user searches. Data last updated May 31, 2026.
Search for one-way flight options from Appleton to Ontario. Find affordable one-way fares based on user searches. Data last updated May 31, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 7/277:00 am
ATW
- ONT
1 stop27h 03m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 5/26. 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 6/157:00 am
ATW
- ONT
1 stop28h 07m
Multiple Airlines
Deal found 5/26![Multiple Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 7/182:24 pm
ATW
- ONT
1 stop19h 39m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 5/27. 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 10/1411:15 am
ATW
- ONT
1 stop6h 55m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$250
This Delta deal was found by Cheapflights users on 5/27. 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 10/1411:10 am
ATW
- ONT
2 stops13h 33m
Delta
Deal found 5/27![Delta logo]()
$251
This Delta deal was found by Cheapflights users on 5/30. 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 8/75:31 am
ATW
- ONT
1 stop7h 11m
Delta
Deal found 5/30![Delta logo]()
$289
This United Airlines deal was found by Cheapflights users on 5/29. 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 7/295:30 pm
ATW
- ONT
1 stop7h 21m
United Airlines
Deal found 5/29![United Airlines logo]()
$295
This Delta deal was found by Cheapflights users on 5/27. 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 11/95:29 am
ATW
- ONT
1 stop7h 58m
Delta
Deal found 5/27![Delta logo]()
$300
Find flight deals from Appleton to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Appleton (ATW) 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 May 31, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $349 (Delta) |
One-way from | $166 (Kiwi.com) |
Popular in | March |
Cheapest in | December |
Average price | $538 |
Cheapflights Fare Finder
Customize your flight search to find flights from Appleton 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 May 31, 2026.
Use the filters below to find and compare flights from Appleton to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AppletonOntario
ATW - ONT
ATWONT
Appleton Intl
Tue 9/1
5:31 am-10:42 am
1 stop7h 11m
Ontario
Tue 9/8
12:00 pm-9:57 pm
1 stop7h 57m
$349
AppletonOntario
ATW - ONT
ATWONT
Appleton Intl
Tue 9/1
5:31 am-10:42 am
1 stop7h 11m
Ontario
Sat 9/5
12:00 pm-10:44 pm
1 stop8h 44m
$349
AppletonOntario
ATW - ONT
ATWONT
Appleton Intl
Fri 8/14
5:31 am-10:42 am
1 stop7h 11m
Ontario
Tue 8/18
12:00 pm-10:44 pm
1 stop8h 44m
$374
AppletonOntario
ATW - ONT
ATWONT
Appleton Intl
Wed 9/2
5:31 am-10:42 am
1 stop7h 11m
Ontario
Sat 9/5
12:00 pm-10:44 pm
1 stop8h 44m
$374
AppletonOntario
ATW - ONT
ATWONT
Appleton Intl
Wed 9/2
5:31 am-10:42 am
1 stop7h 11m
Ontario
Wed 9/9
12:00 pm-9:57 pm
1 stop7h 57m
$374
AppletonOntario
ATW - ONT
ATWONT
Appleton Intl
Mon 11/9
7:00 am-6:18 pm
2 stops13h 18m
Ontario
Sun 11/15
10:59 pm-12:46 pm
2 stops11h 47m
$384
AppletonOntario
ATW - ONT
ATWONT
Appleton Intl
Wed 9/2
5:31 am-10:42 am
1 stop7h 11m
Ontario
Sun 9/6
12:00 pm-10:44 pm
1 stop8h 44m
$399
Quickest round-trip
AppletonOntario
ATW - ONT
ATWONT
Appleton Intl
Tue 8/25
5:00 pm-10:35 pm
1 stop7h 35m
Ontario
Sat 8/29
1:18 pm-8:54 pm
1 stop5h 36m
$449
AppletonOntario
ATW - ONT
ATWONT
Appleton Intl
Thu 10/29
3:47 pm-10:26 pm
1 stop8h 39m
Ontario
Tue 11/3
7:00 am-3:10 pm
1 stop6h 10m
$449
AppletonOntario
ATW - ONT
ATWONT
Appleton Intl
Sat 8/29
7:30 am-6:12 pm
2 stops12h 42m
Ontario
Tue 9/1
1:18 pm-8:54 pm
1 stop5h 36m
$454
Showing 1-10 of 21 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Appleton-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Appleton-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Appleton-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Appleton-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 Appleton-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 Appleton to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Appleton with our price prediction graph.
ATW-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 Appleton to Ontario
What is the cheapest month to book a flight from Appleton to Ontario?
Currently, December is the cheapest month in which you can book a flight from Appleton to Ontario (average of $319). Flying from Appleton to Ontario in March is currently the most expensive (average of $4,044). 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 Appleton to Ontario?
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 May 31, 2026.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Appleton to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Crew
8.1
Comfort
7.3
Overall
7.4
Food
6.6
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
Boarding
7.7
Crew
8.1
Comfort
7.3
Overall
7.4
Food
6.6
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
Boarding
7.7
Crew
8.1
Comfort
7.3
Overall
7.4
Food
6.6
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
Related info for your journey
Find useful and relevant information for your journey from Appleton to Ontario. 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 Appleton 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 Appleton to Ontario by cabin class
Find flights from Appleton 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 May 31, 2026.
Appleton and Ontario flights
Browse other Appleton and Ontario flight options. Last updated on May 31, 2026.
Other flights from Appleton
Browse through other flights departing from Appleton. Flights are based on user searches made on Cheapflights and were last updated on May 31, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Appleton to Ontario
Discover the top 2 airlines that operate flights from Appleton 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 May 31, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$288 | Average$534 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$330 | Average$541 | FlexibilityNo cancel fee | On-time69% |