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Cheap flights from Ontario to Appleton from $264

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Appleton departing on 3/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Appleton

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:59 pm - 8:21 am
ONT
-
ATW
6h 22m
1 stop
United Airlines Logo
5:23 pm - 10:18 pm
ATW
-
ONT
6h 55m
1 stop
$309United Airlines
Fri, Mar 6 - Mon, Mar 9
United Airlines Logo
11:59 pm - 8:21 am
ONT
-
ATW
6h 22m
1 stop
United Airlines Logo
12:34 pm - 10:36 pm
ATW
-
ONT
12h 02m
2 stops
$370United Airlines
Fri, Mar 6 - Mon, Mar 9
United Airlines Logo
6:49 pm - 8:20 am
ONT
-
ATW
11h 31m
2 stops
United Airlines Logo
2:54 pm - 10:26 pm
ATW
-
ONT
9h 32m
1 stop
$429United Airlines
Thu, Apr 23 - Mon, Apr 27
United Airlines Logo
6:37 pm - 8:21 am
ONT
-
ATW
11h 44m
2 stops
United Airlines Logo
12:34 pm - 10:36 pm
ATW
-
ONT
12h 02m
2 stops
$467United Airlines
Fri, Mar 6 - Mon, Mar 9
Delta Logo
6:00 am - 8:36 pm
ONT
-
ATW
12h 36m
2 stops
Delta Logo
6:30 am - 4:28 pm
ATW
-
ONT
11h 58m
2 stops
$522Delta
Wed, Mar 11 - Fri, Mar 13
United Airlines Logo
11:59 pm - 8:21 am
ONT
-
ATW
6h 22m
1 stop
United Airlines Logo
3:41 pm - 10:18 pm
ATW
-
ONT
8h 37m
1 stop
$526United Airlines
Wed, Mar 11 - Fri, Mar 13
United Airlines Logo
11:59 pm - 8:21 am
ONT
-
ATW
6h 22m
1 stop
United Airlines Logo
5:23 pm - 10:18 pm
ATW
-
ONT
6h 55m
1 stop
$527United Airlines
Mon, Mar 9 - Wed, Mar 11
United Airlines Logo
6:37 pm - 8:21 am
ONT
-
ATW
11h 44m
2 stops
United Airlines Logo
2:39 pm - 10:18 pm
ATW
-
ONT
9h 39m
1 stop
$531United Airlines
Wed, Mar 11 - Fri, Mar 13
United Airlines Logo
6:37 pm - 8:21 am
ONT
-
ATW
11h 44m
2 stops
United Airlines Logo
5:23 pm - 10:18 pm
ATW
-
ONT
6h 55m
1 stop
$532United Airlines
Mon, Mar 9 - Wed, Mar 11
United Airlines Logo
6:37 pm - 8:21 am
ONT
-
ATW
11h 44m
2 stops
United Airlines Logo
10:20 am - 10:57 pm
ATW
-
ONT
14h 37m
2 stops
$538United Airlines
Mon, Mar 9 - Wed, Mar 11

American Airlines flights from Ontario to Appleton

Our best American Airlines deals on Ontario to Appleton flight tickets
American Airlines
Mar 11
ONT7:59 pmOntario
11h 07m
2 stops
ATW9:06 amAppleton Intl
Mar 13
ATW1:25 pmAppleton Intl
10h 42m
2 stops
ONT10:07 pmOntario
$546
American Airlines
Feb 19
ONT10:56 amOntario
8h 41m
1 stop
ATW9:37 pmAppleton Intl
Feb 21
ATW7:00 amAppleton Intl
6h 36m
1 stop
ONT11:36 amOntario
$564
American Airlines
Mar 28
ONT11:58 pmOntario
10h 51m
2 stops
ATW12:49 pmAppleton Intl
Apr 5
ATW6:15 amAppleton Intl
12h 07m
2 stops
ONT4:22 pmOntario
$746

United Airlines flights from Ontario to Appleton

Our best United Airlines deals on Ontario to Appleton flight tickets
United Airlines
Mar 6
ONT11:59 pmOntario
6h 22m
1 stop
ATW8:21 amAppleton Intl
Mar 9
ATW5:23 pmAppleton Intl
6h 55m
1 stop
ONT10:18 pmOntario
$309
United Airlines
Mar 6
ONT11:59 pmOntario
6h 22m
1 stop
ATW8:21 amAppleton Intl
Mar 9
ATW12:34 pmAppleton Intl
12h 02m
2 stops
ONT10:36 pmOntario
$370
United Airlines
Apr 23
ONT6:49 pmOntario
11h 31m
2 stops
ATW8:20 amAppleton Intl
Apr 27
ATW2:54 pmAppleton Intl
9h 32m
1 stop
ONT10:26 pmOntario
$429

momondo 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, momondo users made 832,500 searches. Data last updated February 12, 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

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Fri 3/6

11:59 pm-8:21 am

1 stop6h 22m

Appleton Intl

Mon 3/9

5:23 pm-10:18 pm

1 stop6h 55m

$309

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Fri 3/6

11:59 pm-8:21 am

1 stop6h 22m

Appleton Intl

Mon 3/9

12:34 pm-10:36 pm

2 stops12h 02m

$370

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Thu 4/23

6:49 pm-8:20 am

2 stops11h 31m

Appleton Intl

Mon 4/27

2:54 pm-10:26 pm

1 stop9h 32m

$429

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Fri 3/6

6:37 pm-8:21 am

2 stops11h 44m

Appleton Intl

Mon 3/9

12:34 pm-10:36 pm

2 stops12h 02m

$467

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Wed 3/11

6:00 am-8:36 pm

2 stops12h 36m

Appleton Intl

Fri 3/13

6:30 am-4:28 pm

2 stops11h 58m

$522

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Wed 3/11

11:59 pm-8:21 am

1 stop6h 22m

Appleton Intl

Fri 3/13

3:41 pm-10:18 pm

1 stop8h 37m

$526

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Mon 3/9

11:59 pm-8:21 am

1 stop6h 22m

Appleton Intl

Wed 3/11

5:23 pm-10:18 pm

1 stop6h 55m

$527

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Wed 3/11

6:37 pm-8:21 am

2 stops11h 44m

Appleton Intl

Fri 3/13

2:39 pm-10:18 pm

1 stop9h 39m

$531

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Mon 3/9

6:37 pm-8:21 am

2 stops11h 44m

Appleton Intl

Wed 3/11

5:23 pm-10:18 pm

1 stop6h 55m

$532

OntarioAppleton

ONT - ATW

ONTATW

Ontario

Mon 3/9

6:37 pm-8:21 am

2 stops11h 44m

Appleton Intl

Wed 3/11

10:20 am-10:57 pm

2 stops14h 37m

$538

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Appleton from

How to get the cheapest flight ticket from Ontario to Appleton

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Ontario to Appleton flights?

You could potentially save up to 21% on your flight if you consider stops on a Ontario to Appleton flight.

When to book flights from Ontario to Appleton

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Appleton according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Appleton (ONT to ATW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Appleton

Fastest flight time

6h 05m

Direct flights

None
The fastest flight from Ontario to Appleton takes 6h 05m
There are no direct flights from Ontario to Appleton. There are no popular flight routes from Ontario to Appleton.
Search flight deals

  • How far is Ontario to Appleton Intl by plane?

    There are 1704.3 mi between Ontario and Appleton Intl. Typically, this will take 6h 05m by plane in normal conditions.

  • When did momondo last update prices for flights from Ontario Airport to Appleton Intl Airport?

    Prices for flights from Ontario Airport to Appleton Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Ontario Airport to Appleton Intl Airport?

  • How old do you have to be to fly from Ontario Airport to Appleton Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Appleton Intl Airport.

  • What documentation or ID do you need to fly to Appleton Intl Airport?

    The required travel and health documents for your Appleton Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Appleton Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Ontario to Appleton?

Best airlines flying from Ontario to Appleton

Compare and see reviews for airlines that fly from Ontario to Appleton with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $369Free CancellationRating
7.4
9,276 reviews
Search United Airlines flights

Traveling to a place near Appleton?

Book flights to Appleton if you plan to visit one of these locations
Oshkosh
Fond du Lac
Neenah
Waupaca
Elkhart Lake
Plymouth

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Appleton?

Finding the right flight to Appleton from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Appleton quick and easy, saving you time and money.

Can I find flights from Ontario to Appleton with flexible booking policies on momondo?

momondo does allow users to show only those flights to Appleton from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Appleton?

Once you have performed a search for Ontario to Appleton flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ontario to Appleton right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Appleton flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Appleton trip

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