HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$135+ Cheap flights from Appleton (ATW) to Illinois

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
ATW — ORD
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Appleton to Illinois 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 Appleton to Illinois

Keep the following information in mind while searching for Appleton to Illinois flight deals. Data was last updated July 29, 2025.

Round-trip from

$179
(American Airlines)

One-way from

$135
(Mytrip)

Popular in

January

Cheapest in

June

Average price

$225

Good round-trip deal

$327 or less

Good one-way deal

$215 or less
From Appleton Intl to Illinois
Search Deals
One-way flight from Appleton Intl to Illinois
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($50 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Appleton Intl to Illinois.
Search Deals
Price to beat on a one-way flight from Appleton Intl to Illinois.
Search Deals

Find flight deals from Appleton to Illinois

Cheapest flights from Appleton to Illinois
Explore the most affordable flight options available from Appleton to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/306:18 pmATW - ORD
Nonstop1h 25mAmerican Airlines
Tue 10/148:20 amORD - ATW
Nonstop1h 03mAmerican Airlines
Deal found 7/27$179
This Delta deal was found by Cheapflights users on 7/27. 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.
Sat 8/2312:11 pmATW - MDW
1 stop5h 26mDelta
Tue 8/266:17 pmMDW - ATW
1 stop4h 00mDelta
Deal found 7/27$199
This Delta deal was found by Cheapflights users on 7/29. 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.
Sat 8/2312:11 pmATW - ORD
1 stop4h 53mDelta
Tue 8/266:10 amORD - ATW
1 stop5h 21mDelta
Deal found 7/29$199
This American Airlines deal was found by Cheapflights users on 7/28. 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 8/223:25 pmATW - STL
1 stop7h 40mAmerican Airlines
Mon 8/258:43 amSTL - ATW
1 stop6h 09mAmerican Airlines
Deal found 7/28$229
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Thu 8/211:00 pmATW - ORD
Nonstop1h 24mUnited Airlines
Mon 8/2512:55 pmORD - ATW
Nonstop1h 11mUnited Airlines
Deal found 7/27$239
This American Airlines deal was found by Cheapflights users on 7/28. 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 8/234:24 pmATW - PIA
1 stop7h 35mAmerican Airlines
Tue 8/266:00 amPIA - ATW
1 stop3h 06mAmerican Airlines
Deal found 7/28$279
This Delta deal was found by Cheapflights users on 7/28. 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 7/317:00 amATW - STL
1 stop6h 21mDelta
Tue 8/55:37 pmSTL - ATW
1 stop3h 54mDelta
Deal found 7/28$279
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/299:21 pmATW - ORD
1 stop14h 22mMultiple Airlines
Thu 9/411:48 amORD - ATW
2 stops24h 28mMultiple Airlines
Deal found 7/29$311
This United Airlines deal was found by Cheapflights users on 7/28. 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 10/315:21 pmATW - STL
1 stop5h 24mUnited Airlines
Mon 11/35:24 pmSTL - ATW
1 stop4h 09mUnited Airlines
Deal found 7/28$323
This United Airlines deal was found by Cheapflights users on 7/29. 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 8/136:30 amATW - PIA
1 stop3h 49mUnited Airlines
Sun 8/1711:00 amPIA - ATW
1 stop5h 48mUnited Airlines
Deal found 7/29$409
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/188:00 amATW - STL
2 stops27h 27mMultiple Airlines
Sun 9/217:34 amSTL - ATW
2 stops13h 27mMultiple Airlines
Deal found 7/28$798

Cheapflights Fare Finder

 
Customize your flight search to find flights from Appleton to Illinois 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 July 29, 2025.
Use the filters below to find and compare flights from Appleton to Illinois that are best for you.

Fly from

Appleton

Fly to

Illinois

Route

Depart

Return

Price

AppletonChicago

ATW - ORD

ATWORD

Appleton Intl

Tue 9/30

6:18 pm-7:43 pm

Nonstop1h 25m

Chicago O'Hare Intl

Tue 10/14

8:20 am-9:23 am

Nonstop1h 03m

$179

AppletonChicago

ATW - MDW

ATWMDW

Appleton Intl

Sat 8/23

12:11 pm-5:37 pm

1 stop5h 26m

Chicago Midway

Tue 8/26

6:17 pm-10:17 pm

1 stop4h 00m

$199

AppletonChicago

ATW - ORD

ATWORD

Appleton Intl

Sat 8/23

12:11 pm-5:04 pm

1 stop4h 53m

Chicago O'Hare Intl

Tue 9/9

6:10 am-11:31 am

1 stop5h 21m

$199

AppletonSt. Louis

ATW - STL

ATWSTL

Appleton Intl

Fri 8/22

3:25 pm-11:05 pm

1 stop7h 40m

Lambert-St Louis

Mon 8/25

8:43 am-2:52 pm

1 stop6h 09m

$229

AppletonChicago

ATW - ORD

ATWORD

Appleton Intl

Thu 8/21

1:00 pm-2:24 pm

Nonstop1h 24m

Chicago O'Hare Intl

Mon 8/25

12:55 pm-2:06 pm

Nonstop1h 11m

$239

AppletonPeoria

ATW - PIA

ATWPIA

Appleton Intl

Sat 8/23

4:24 pm-11:59 pm

1 stop7h 35m

Greater Peoria

Tue 8/26

6:00 am-9:06 am

1 stop3h 06m

$279

AppletonChicago

ATW - ORD

ATWORD

Appleton Intl

Mon 8/11

9:02 am-9:30 pm

1 stop12h 28m

Chicago O'Hare Intl

Fri 8/15

6:00 am-3:56 pm

1 stop9h 56m

$333

AppletonSt. Louis

ATW - STL

ATWSTL

Appleton Intl

Fri 8/1

2:43 pm-7:31 pm

1 stop4h 48m

Lambert-St Louis

Tue 8/5

5:31 pm-9:35 pm

1 stop4h 04m

$339

AppletonPeoria

ATW - PIA

ATWPIA

Appleton Intl

Wed 8/13

6:30 am-10:19 am

1 stop3h 49m

Greater Peoria

Sun 8/17

11:00 am-4:48 pm

1 stop5h 48m

$409

AppletonSt. Louis

ATW - STL

ATWSTL

Appleton Intl

Thu 9/18

8:00 am-11:27 am

2 stops27h 27m

Lambert-St Louis

Sun 9/21

7:34 am-9:01 pm

2 stops13h 27m

$798

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 15 results
1
2

Best time to book a flight from Appleton to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Appleton 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 Appleton to Illinois

What is the cheapest month to book a flight from Appleton to Illinois?

Currently, August is the cheapest month in which you can book a flight from Appleton to Illinois (average of $245). Flying from Appleton to Illinois in March is currently the most expensive (average of $321). 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.

What is the cheapest time of day to fly from ATW to IL?

Find hourly flight availability from Appleton to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Appleton to Illinois as you normally would.

Weekly flight availability from Appleton to Illinois

Explore weekly flight availability from Appleton to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 29, 2025.

The most flights from ATW to USIL are scheduled on a Tuesday (18 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

How much does it cost to fly round-trip from Appleton to Illinois?

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated July 29, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Appleton to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What airport do you fly from for flights from Appleton to Illinois?

    If you book a flight to Illinois from Appleton, you will be flying from Appleton Intl, which is the city’s only airport. Appleton Intl (ATW) is located 5.1 mi from the center of Appleton.

  • What are the cheapest airlines to fly from Appleton to Illinois one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $161. American Airlines flights start at $204 while deals on United Airlines start at $219 one-way.

  • What are the most popular routes from Appleton to Illinois?

    When deciding which route to take from Appleton to Illinois consider Appleton Intl - Chicago O'Hare Intl, Appleton Intl - Lambert-St Louis or Appleton Intl - Chicago Midway as they are the most popular.

  • What are the most reliable airlines from Appleton to Illinois?

    Consider Avianca (88%), Air New Zealand (76%) or American Airlines (69%) when booking your flight. These represent the most reliable airlines when flying from Appleton to Illinois.

  • What are the cheapest flights from Appleton to Illinois?

    Looking at all options, your cheapest flight can be booked for $148. While the most popular route (Appleton Intl - Chicago O'Hare Intl) can be booked for $179 on average our data indicates $665 when flying from Appleton to Illinois.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Appleton to Illinois 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 Appleton to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Appleton to Illinois (average of $245). Flying from Appleton to Illinois in March is currently the most expensive (average of $321). 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 Appleton to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to John F Kennedy Intl flights
O'Hare Intl to Newark flights
O'Hare Intl to LaGuardia flights
O'Hare Intl to Dallas/Fort Worth flights
O'Hare Intl to Seattle flights
O'Hare Intl to Las Vegas flights
O'Hare Intl to Denver flights
Minneapolis to Las Vegas flights
O'Hare Intl to Los Angeles flights
O'Hare Intl to Miami flights
O'Hare Intl to Orlando flights
O'Hare Intl to San Francisco flights
O'Hare Intl to Sky Harbor Intl flights
Minneapolis to LaGuardia flights
O'Hare Intl to Fort Lauderdale flights
O'Hare Intl to Boston flights
Minneapolis to Seattle flights
Minneapolis to Dallas/Fort Worth flights
Minneapolis to Orlando flights
O'Hare Intl to Reagan-National flights
Minneapolis to Denver flights
Minneapolis to John F Kennedy Intl flights
Minneapolis to Newark flights
O'Hare Intl to Portland flights
O'Hare Intl to Honolulu flights
O'Hare Intl to Tampa flights
Milwaukee to Seattle flights
O'Hare Intl to San Diego flights
O'Hare Intl to Atlanta flights
O'Hare Intl to Baltimore flights
O'Hare Intl to Philadelphia flights
O'Hare Intl to Ontario flights
Minneapolis to Boston flights
Milwaukee to Las Vegas flights
O'Hare Intl to Austin flights
O'Hare Intl to Dulles Intl flights
O'Hare Intl to Santa Ana flights
Minneapolis to Miami flights
Minneapolis to Sky Harbor Intl flights
O'Hare Intl to Hobby flights
Minneapolis to O'Hare Intl flights
O'Hare Intl to Salt Lake City flights
O'Hare Intl to Raleigh flights
O'Hare Intl to Nashville flights
Milwaukee to LaGuardia flights
Minneapolis to Salt Lake City flights
O'Hare Intl to New Orleans flights
O'Hare Intl to Charlotte flights
Minneapolis to Cleveland flights
O'Hare Intl to George Bush Intcntl flights

Top 2 airlines flying from Appleton to Illinois

Discover the top 2 airlines that operate flights from Appleton to Illinois. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$179Average$272FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$191Average$427FlexibilityNo cancel feeOn-time69%

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.