HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Wausau

$434+ Cheap flights from Ontario to Wausau (ONT - CWA)

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CWA
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Wausau 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 Ontario to Wausau

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Wausau (CWA). 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 September 17, 2025.

Round-trip from

$634
(American Airlines)

One-way from

$434
(Delta)

Popular in

November

Cheapest in

April

Average price

$483
From Ontario to Wausau Central Wisconsin
Search Deals
One-way flight from Ontario to Wausau Central Wisconsin
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($126 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Ontario to Wausau

Cheapest flights from Ontario to Wausau
Explore the most affordable flight options available from Ontario to Wausau. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This American Airlines deal was found by Cheapflights users on 9/17. 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 11/116:11 amONT - CWA
2 stops12h 12mAmerican Airlines
Mon 12/15:13 pmCWA - ONT
2 stops17h 48mAmerican Airlines
Deal found 9/17$634
This American Airlines deal was found by Cheapflights users on 9/17. 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 11/1210:34 pmONT - CWA
2 stops10h 24mAmerican Airlines
Mon 12/15:13 pmCWA - ONT
2 stops17h 48mAmerican Airlines
Deal found 9/17$640
This American Airlines deal was found by Cheapflights users on 9/16. 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 9/236:10 amONT - CWA
2 stops9h 36mAmerican Airlines
Sun 9/286:00 amCWA - ONT
2 stops12h 05mAmerican Airlines
Deal found 9/16$764

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Wausau 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 September 17, 2025.
Use the filters below to find and compare flights from Ontario to Wausau that are best for you.

Fly from

Ontario

Fly to

Wausau

Route

Depart

Return

Price

OntarioWausau

ONT - CWA

ONTCWA

Ontario

Tue 11/11

6:11 am-8:23 pm

2 stops12h 12m

Wausau Central Wisconsin

Mon 12/1

5:13 pm-9:01 am

2 stops17h 48m

$634

OntarioWausau

ONT - CWA

ONTCWA

Ontario

Wed 11/12

10:34 pm-10:58 am

2 stops10h 24m

Wausau Central Wisconsin

Mon 12/1

5:13 pm-9:01 am

2 stops17h 48m

$640

OntarioWausau

ONT - CWA

ONTCWA

Ontario

Wed 10/1

9:55 am-9:01 pm

2 stops9h 06m

$434

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Best time to book a flight from Ontario to Wausau

Have a flexible travel schedule? Discover the best time to fly to Wausau 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Wausau

What is the cheapest month to book a flight from Ontario to Wausau?

Currently, March is the cheapest month in which you can book a flight from Ontario to Wausau (average of $411). Flying from Ontario to Wausau in December is currently the most expensive (average of $571). 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Wausau. 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 Wausau?

    Departing from Ontario to Wausau will take you 12h 12m. The distance from Ontario to Wausau is about 1652 mi.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Ontario to Wausau?

    Currently, March is the cheapest month in which you can book a flight from Ontario to Wausau (average of $411). Flying from Ontario to Wausau in December is currently the most expensive (average of $571). 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.

See more FAQs

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 for Ontario to Wausau

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to O'Hare Intl flights
San Francisco to O'Hare Intl flights
Ontario to O'Hare Intl flights
Santa Ana to O'Hare Intl flights
Burbank to O'Hare Intl flights
San Jose to O'Hare Intl flights
Los Angeles to Minneapolis flights
San Francisco to Minneapolis flights
San Diego to O'Hare Intl flights
Oakland to O'Hare Intl flights
Las Vegas to O'Hare Intl flights
Sacramento to O'Hare Intl flights
Santa Ana to Minneapolis flights
San Diego to Minneapolis flights
Ontario to Minneapolis flights
San Jose to Minneapolis flights
Sacramento to Minneapolis flights
Las Vegas to Minneapolis flights
Los Angeles to Milwaukee flights
Long Beach to O'Hare Intl flights
San Francisco to Milwaukee flights
Oakland to Minneapolis flights
San Francisco to Madison flights
Reno to O'Hare Intl flights
Palm Springs to O'Hare Intl flights
Fresno to O'Hare Intl flights
Los Angeles to Madison flights
Ontario to Milwaukee flights
San Diego to Milwaukee flights
San Diego to Madison flights
Los Angeles to Green Bay flights
Ontario to Madison flights
Las Vegas to Milwaukee flights
Sacramento to Madison flights
Los Angeles to Appleton flights
Burbank to Minneapolis flights
Santa Ana to Milwaukee flights
Palm Springs to Minneapolis flights
San Jose to Madison flights
Burbank to Milwaukee flights
Sacramento to Milwaukee flights
San Francisco to Green Bay flights
Oakland to Milwaukee flights
San Diego to Green Bay flights
Fresno to Minneapolis flights
San Francisco to Appleton flights
San Jose to Milwaukee flights
Santa Barbara to O'Hare Intl flights
Las Vegas to Madison flights
Reno to Minneapolis flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.