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Appleton

$235+ Cheap flights from Ontario to Appleton (ONT - ATW)

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 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ATW
Jul 24 — Jul 311
Fri 7/24
Fri 7/31
1 adult, Economy
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Cheap flight deals from Ontario to Appleton

Cheapest flights from Ontario to Appleton
Explore the most affordable flight options available from Ontario to Appleton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 24, 2026.

This Delta deal was found by Cheapflights users on 6/23. 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 8/1812:00 pm
ONT
-
ATW
1 stop8h 44m
Delta
Thu 8/275:31 am
ATW
-
ONT
1 stop7h 11m
Delta
Deal found 6/23$349
This American Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/157:15 pm
ONT
-
ATW
2 stops13h 30m
American Airlines
Tue 7/216:00 am
ATW
-
ONT
1 stop9h 22m
American Airlines
Deal found 6/18$384
This Delta deal was found by Cheapflights users on 6/23. 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 9/251:04 pm
ONT
-
ATW
2 stops7h 58m
Delta
Tue 9/295:45 am
ATW
-
ONT
1 stop7h 22m
Delta
Deal found 6/23$389
This Delta deal was found by Cheapflights users on 6/23. 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 8/1212:00 pm
ONT
-
ATW
1 stop8h 44m
Delta
Sun 8/235:31 am
ATW
-
ONT
1 stop7h 11m
Delta
Deal found 6/23$419
This Delta deal was found by Cheapflights users on 6/23. 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 8/1312:00 pm
ONT
-
ATW
1 stop8h 44m
Delta
Sat 8/225:31 am
ATW
-
ONT
1 stop7h 11m
Delta
Deal found 6/23$424
This Delta deal was found by Cheapflights users on 6/23. 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 9/251:04 pm
ONT
-
ATW
2 stops7h 58m
Delta
Sat 9/265:45 am
ATW
-
ONT
1 stop7h 22m
Delta
Deal found 6/23$429
This United Airlines deal was found by Cheapflights users on 6/22. 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 10/271:13 pm
ONT
-
ATW
1 stop5h 30m
United Airlines
Sat 10/3112:28 pm
ATW
-
ONT
1 stop8h 01m
United Airlines
Deal found 6/22$449

Find flight deals from Ontario to Appleton

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Appleton (ATW). 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 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(Delta)

One-way from

$235
(Delta)

Popular in

May

Cheapest in

February

Average price

$606
Provider with most accurate pricing for Ontario-Appleton Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Appleton Intl flights.
Search Deals
From Ontario to Appleton Intl
Search Deals
One-way flight from Ontario to Appleton Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($103 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Appleton 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 24, 2026.
Use the filters below to find and compare flights from Ontario to Appleton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Tue 8/18

12:00 pm-10:44 pm

1 stop8h 44m

Appleton Intl

Thu 8/27

5:31 am-10:42 am

1 stop7h 11m

$349

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Fri 9/25

12:17 pm-10:45 pm

1 stop8h 28m

Appleton Intl

Tue 9/29

5:45 am-11:07 am

1 stop7h 22m

$419

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Tue 9/22

12:17 pm-10:45 pm

1 stop8h 28m

Appleton Intl

Sat 9/26

5:45 am-11:07 am

1 stop7h 22m

$424

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Thu 8/13

12:00 pm-10:44 pm

1 stop8h 44m

Appleton Intl

Sat 8/22

5:31 am-10:42 am

1 stop7h 11m

$424

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Fri 9/25

1:04 pm-11:02 pm

2 stops7h 58m

Appleton Intl

Sat 9/26

5:45 am-11:07 am

1 stop7h 22m

$429

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Tue 10/27

1:13 pm-8:43 pm

1 stop5h 30m

Appleton Intl

Sat 10/31

12:28 pm-9:50 pm

2 stops11h 22m

$454
Quickest round-trip

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Sat 7/11

1:18 pm-9:04 pm

1 stop5h 46m

Appleton Intl

Thu 7/16

3:44 pm-10:51 pm

1 stop9h 07m

$484

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Tue 8/25

1:18 pm-8:54 pm

1 stop5h 36m

Appleton Intl

Sat 8/29

3:00 pm-10:35 pm

1 stop9h 35m

$484
Cheapest one-way

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Sat 7/25

6:10 am-4:54 pm

1 stop8h 44m

$295

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Mon 7/27

1:00 pm-10:56 pm

2 stops7h 56m

$311

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/19

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from Ontario to Appleton

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 Ontario to Appleton in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Appleton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Appleton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Appleton flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Appleton 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 Ontario-Appleton 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 Ontario to Appleton

Have a flexible travel schedule? Discover the best time to fly to Appleton from Ontario with our price prediction graph.
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 Appleton

Get insights into the airlines that provide service to Appleton. 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 Appleton. Reviews last updated June 24, 2026.
Read reviews from past customers who have flown United Airlines and American Airlines from Ontario to Appleton. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,875 reviews

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,875 reviews
United Airlines
7.4
Good
9,875 reviews

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
American Airlines
7.1
Good
11,745 reviews
United Airlines
7.4
Good
9,875 reviews

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Appleton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Appleton?

    Airlines like Delta fly from Ontario to Appleton in about 8h 44m. The time it takes to get you to your destination can typically vary by up to . The distance between Ontario and Appleton is about 1697 mi.

  • What are the cheapest airlines flying from Ontario to Appleton round-trip?

    Our cheapest airline available from Ontario to Appleton is United Airlines. Our recent data shows that you can find tickets from as low as $366 on this airline. An additional option worth looking into is American Airlines, starting at $426. United Airlines is 41% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Ontario to Appleton that include hotel bookings?

    Yes. In addition to deals on Ontario to Appleton flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Appleton?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Appleton.

  • Can I find deals for business class flights from Ontario to Appleton?

    Yes. Cheapflights offers flight deals from Ontario to Appleton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Appleton?

Book flights to Appleton if you plan to visit one of these locations
Neenah
Fond du Lac

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Alternative routes for Ontario to Appleton

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Ontario to Appleton

Discover the top 2 airlines that operate flights from Ontario to Appleton. 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 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$366Average$596FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$426Average$546FlexibilityNo cancel feeOn-time71%

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