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O'Hare Intl

$114+ Cheap flights from Oshkosh, WI to O'Hare Intl (ORD)

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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — ORD
Jan 16 — Jan 231
Fri 1/16
Fri 1/23
1 adult, Economy
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Cheap flight deals from Oshkosh to O'Hare Intl

Cheapest flights from Oshkosh to O'Hare Intl
Explore the most affordable flight options available from Oshkosh to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.

This United Airlines deal was found by Cheapflights users on 12/15. 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 12/306:15 amATW - ORD
Nonstop1h 42mUnited Airlines
Sat 1/35:50 pmORD - ATW
Nonstop1h 14mUnited Airlines
Deal found 12/15$209
This American Airlines deal was found by Cheapflights users on 12/17. 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.
Fri 12/265:35 amATW - ORD
Nonstop1h 32mAmerican Airlines
Fri 1/22:22 pmORD - ATW
Nonstop1h 06mAmerican Airlines
Deal found 12/17$224
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/195:23 pmATW - ORD
Nonstop1h 32mUnited Airlines
Tue 12/305:50 pmORD - ATW
Nonstop1h 14mUnited Airlines
Deal found 12/15$274
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Fri 12/195:39 amATW - ORD
Nonstop1h 32mAmerican Airlines
Sat 1/35:51 pmORD - ATW
Nonstop1h 05mAmerican Airlines
Deal found 12/16$280
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:00 amATW - ORD
1 stop5h 54mDelta
Tue 12/306:35 amORD - ATW
1 stop4h 57mDelta
Deal found 12/16$288
This Delta deal was found by Cheapflights users on 12/15. 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 12/1912:20 pmATW - ORD
1 stop4h 37mDelta
Wed 12/316:35 amORD - ATW
1 stop4h 57mDelta
Deal found 12/15$294
This American Airlines deal was found by Cheapflights users on 12/15. 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 12/165:10 amATW - ORD
Nonstop1h 24mAmerican Airlines
Fri 12/1912:09 amORD - ATW
Nonstop1h 07mAmerican Airlines
Deal found 12/15$297
This Delta deal was found by Cheapflights users on 12/15. 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 12/1912:20 pmATW - ORD
1 stop4h 37mDelta
Tue 12/306:35 amORD - ATW
1 stop4h 57mDelta
Deal found 12/15$338
This Delta deal was found by Cheapflights users on 12/15. 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 12/166:00 amATW - ORD
1 stop5h 40mDelta
Sat 12/206:35 amORD - ATW
1 stop4h 57mDelta
Deal found 12/15$398
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:00 amATW - ORD
1 stop5h 54mDelta
Fri 1/26:35 amORD - ATW
1 stop4h 57mDelta
Deal found 12/17$414
This deal was found by Cheapflights users on 12/15. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/191:00 pmATW - ORD
Nonstop1h 32mUnited Airlines
Fri 12/265:50 pmORD - ATW
Nonstop1h 14mUnited Airlines
Deal found 12/15$464
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:16 amATW - ORD
1 stop13h 03mUnited Airlines
Sun 1/48:20 pmORD - ATW
Nonstop1h 17mUnited Airlines
Deal found 12/16$502

Find flight deals from Oshkosh to O'Hare Intl

Keep the following information in mind while searching for Oshkosh to O'Hare Intl flight deals. Data was last updated December 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$179
(American Airlines)

One-way from

$114
(Kiwi.com)

Popular in

August

Cheapest in

July

Average price

$239
Provider with most accurate pricing for Appleton Intl-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Appleton Intl-Chicago (CHI) flights.
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From Oshkosh to Chicago O'Hare Intl
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One-way flight from Oshkosh to Chicago O'Hare Intl
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Oshkosh to O'Hare Intl 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 December 17, 2025.
Use the filters below to find and compare flights from Oshkosh to Chicago O'Hare Intl Airport that are best for you.

Fly from

Oshkosh

Fly to

O'Hare Intl

Route

Depart

Return

Price

AppletonChicago

ATW - ORD

ATWORD

Appleton Intl

Thu 3/26

2:39 pm-4:05 pm

Nonstop1h 26m

Chicago O'Hare Intl

Sun 4/5

12:50 pm-2:00 pm

Nonstop1h 10m

$179

AppletonChicago

ATW - ORD

ATWORD

Appleton Intl

Thu 1/8

6:32 pm-8:11 pm

Nonstop1h 39m

Chicago O'Hare Intl

Mon 1/12

9:46 am-10:55 am

Nonstop1h 09m

$179

AppletonChicago

ATW - ORD

ATWORD

Appleton Intl

Tue 1/20

6:31 pm-8:10 pm

Nonstop1h 39m

Chicago O'Hare Intl

Wed 1/28

4:43 pm-5:51 pm

Nonstop1h 08m

$179

AppletonChicago

ATW - ORD

ATWORD

Appleton Intl

Tue 1/13

6:31 pm-8:10 pm

Nonstop1h 39m

Chicago O'Hare Intl

Mon 2/16

4:49 pm-5:53 pm

Nonstop1h 04m

$179

AppletonChicago

ATW - ORD

ATWORD

Appleton Intl

Fri 2/13

6:31 pm-7:59 pm

Nonstop1h 28m

Chicago O'Hare Intl

Sun 2/15

9:25 am-10:33 am

Nonstop1h 08m

$179

AppletonChicago

ATW - ORD

ATWORD

Appleton Intl

Mon 1/26

6:00 am-10:04 pm

1 stop16h 04m

Chicago O'Hare Intl

Thu 1/29

7:21 pm-9:12 am

1 stop13h 51m

$197

AppletonChicago

ATW - ORD

ATWORD

Appleton Intl

Tue 1/13

4:20 pm-9:43 pm

1 stop5h 23m

Chicago O'Hare Intl

Mon 2/16

2:03 pm-8:47 pm

1 stop6h 44m

$199

AppletonChicago

ATW - ORD

ATWORD

Appleton Intl

Sat 1/10

4:20 pm-9:43 pm

1 stop5h 23m

Chicago O'Hare Intl

Sun 1/11

8:50 am-3:40 pm

1 stop6h 50m

$199

AppletonChicago

ATW - ORD

ATWORD

Appleton Intl

Fri 1/9

6:45 am-1:08 pm

1 stop6h 23m

Chicago O'Hare Intl

Wed 1/14

6:15 am-11:23 am

1 stop5h 08m

$199

AppletonChicago

ATW - ORD

ATWORD

Appleton Intl

Sat 1/10

4:20 pm-9:43 pm

1 stop5h 23m

Chicago O'Hare Intl

Tue 1/13

6:15 am-11:23 am

1 stop5h 08m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 20 results
1
2

Best time to book a flight from Oshkosh to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Oshkosh 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 Oshkosh to Chicago O'Hare Intl Airport

What is the cheapest month to book a flight from Oshkosh to Chicago O'Hare Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Oshkosh to Chicago O'Hare Intl Airport (average of $179). Flying from Oshkosh to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $209). 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 OS9 to ORD?

Find hourly flight availability from Oshkosh to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 17, 2025.

It’s typically best to fly out from Oshkosh to Chicago O'Hare Intl Airport in the morning. Doing so could potentially save you 22% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Oshkosh to Chicago O'Hare Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Oshkosh to O'Hare Intl. Price data was last updated on December 13, 2025.

Travelers seeking maximum savings on their Oshkosh to Chicago O'Hare Intl Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated December 17, 2025.
See what other customers who have flown with United Airlines and American Airlines from Oshkosh to Chicago O'Hare Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,092 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,092 reviews
United Airlines
7.4
Good
9,092 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
American Airlines
7.2
Good
11,049 reviews
United Airlines
7.4
Good
9,092 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

Find useful and relevant information for your journey from Oshkosh to O'Hare Intl. 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 Oshkosh to Chicago O'Hare Intl Airport?

    Airlines like United Airlines and American Airlines fly from Oshkosh to Chicago O'Hare Intl Airport in about 1h 26m. The time it takes to get you to your destination is usually consistent. The distance between Oshkosh and Chicago O'Hare Intl Airport is about 160 mi. All flights are typically nonstop.

  • What are the most reliable airlines from Oshkosh to Chicago O'Hare Intl Airport?

    Before booking your flight to Chicago O'Hare Intl Airport from Oshkosh, check out the most reliable airlines to get you to your destination on time: ANA (69%), Copa Airlines (67%), Air New Zealand( 67%).

  • What are the cheapest flights from Oshkosh to Chicago O'Hare Intl Airport?

    While on average a flight from Oshkosh to Chicago O'Hare Intl Airport is generally $795, our data shows the cheapest flight currently is $122. When looking at the most popular route, (Appleton Intl - Chicago O'Hare Intl), you can expect to pay $179 for that flight.

  • Can I find deals for flights from Oshkosh to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Oshkosh to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oshkosh to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oshkosh to O'Hare Intl.

  • Can I find deals for business class flights from Oshkosh to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Oshkosh to O'Hare Intl 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 Oshkosh to Chicago O'Hare Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Oshkosh to Chicago O'Hare Intl Airport (average of $179). Flying from Oshkosh to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $209). 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

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Gurnee
Elgin
Naperville
Hoffman Estates
Beloit
Delavan
Oak Brook
Downers Grove
Des Plaines
Elk Grove Village
Skokie
Lake Geneva
Bridgeview
Warrenville
Waukegan
Aurora
Kenosha
Evanston

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Oshkosh to O'Hare Intl

Discover the top 2 airlines that operate flights from Oshkosh to O'Hare Intl. 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 December 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$179Average$279FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$179Average$272FlexibilityNo cancel feeOn-time71%

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