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O'Hare Intl

$124+ Cheap flights from Dayton (DAY) 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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — ORD
Aug 28 — Sep 41
Fri 8/28
Fri 9/4
1 adult, Economy
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Cheapflights Tip: The best prices from Dayton to Chicago O'Hare Intl are usually found in December or October, booked 88 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Dayton to O'Hare Intl

Cheapest flights from Dayton to O'Hare Intl
Explore the most affordable flight options available from Dayton to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.

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.
Sat 9/52:23 pm
DAY
-
ORD
Nonstop1h 32m
United Airlines
Sun 9/68:40 am
ORD
-
DAY
Nonstop1h 18m
United Airlines
Deal found 7/28$247
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Thu 9/105:34 am
DAY
-
ORD
Nonstop1h 25m
American Airlines
Sun 9/139:25 am
ORD
-
DAY
Nonstop1h 24m
American Airlines
Deal found 7/26$248
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.
Fri 8/287:15 am
DAY
-
ORD
Nonstop1h 38m
United Airlines
Mon 9/75:55 pm
ORD
-
DAY
Nonstop1h 29m
United Airlines
Deal found 7/27$249
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.
Thu 8/205:46 pm
DAY
-
ORD
Nonstop1h 40m
American Airlines
Mon 8/248:10 pm
ORD
-
DAY
Nonstop1h 26m
American Airlines
Deal found 7/28$250
This American Airlines deal was found by Cheapflights users on 7/25. 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.
Sun 10/2512:35 pm
DAY
-
ORD
Nonstop1h 30m
American Airlines
Sat 10/314:20 pm
ORD
-
DAY
Nonstop1h 27m
American Airlines
Deal found 7/25$263
This United Airlines deal was found by Cheapflights users on 7/26. 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 8/146:11 pm
DAY
-
ORD
Nonstop1h 34m
United Airlines
Mon 8/179:30 pm
ORD
-
DAY
Nonstop1h 29m
United Airlines
Deal found 7/26$264
This American Airlines deal was found by Cheapflights users on 7/24. 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 10/106:00 am
DAY
-
ORD
Nonstop1h 29m
American Airlines
Sun 10/119:40 am
ORD
-
DAY
Nonstop1h 25m
American Airlines
Deal found 7/24$269
This American Airlines deal was found by Cheapflights users on 7/24. 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 8/85:46 pm
DAY
-
ORD
Nonstop1h 40m
American Airlines
Sun 8/99:30 am
ORD
-
DAY
Nonstop1h 22m
American Airlines
Deal found 7/24$279
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 8/145:46 pm
DAY
-
ORD
Nonstop1h 40m
American Airlines
Sun 8/169:30 am
ORD
-
DAY
Nonstop1h 22m
American Airlines
Deal found 7/28$280
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.
Sat 8/85:40 am
DAY
-
ORD
Nonstop1h 15m
United Airlines
Mon 8/109:20 pm
ORD
-
DAY
Nonstop1h 29m
United Airlines
Deal found 7/27$282
This United Airlines deal was found by Cheapflights users on 7/26. 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 7/296:15 pm
DAY
-
ORD
Nonstop1h 36m
United Airlines
Sat 8/13:00 pm
ORD
-
DAY
Nonstop1h 30m
United Airlines
Deal found 7/26$285
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.
Sat 9/56:00 am
DAY
-
ORD
1 stop5h 51m
American Airlines
Sun 9/68:20 pm
ORD
-
DAY
Nonstop1h 26m
American Airlines
Deal found 7/27$290

Find flight deals from Dayton to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Dayton (DAY) to O'Hare Intl (ORD). 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 July 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$247
(United Airlines)

One-way from

$124
(United Airlines)

Popular in

July

Cheapest in

December

Average price

$389

Good round-trip deal

$401 or less

Good one-way deal

$346 or less
Provider with most accurate pricing for Dayton-Chicago O'Hare Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dayton-Chicago O'Hare Intl flights.
Search Deals
From Dayton to Chicago O'Hare Intl
Search Deals
One-way flight from Dayton to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Dayton to Chicago O'Hare Intl.
Search Deals
Price to beat on a one-way flight from Dayton to Chicago O'Hare Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dayton 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 July 29, 2026.
Use the filters below to find and compare flights from Dayton to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DaytonChicago

DAY - ORD

DAYORD

Dayton

Sun 8/23

6:00 am-6:32 am

Nonstop1h 32m

Chicago O'Hare Intl

Sun 8/30

5:55 pm-8:24 pm

Nonstop1h 29m

$249

DaytonChicago

DAY - ORD

DAYORD

Dayton

Fri 8/21

7:15 am-7:53 am

Nonstop1h 38m

Chicago O'Hare Intl

Fri 8/28

5:55 pm-8:24 pm

Nonstop1h 29m

$249

DaytonChicago

DAY - ORD

DAYORD

Dayton

Fri 8/28

7:15 am-7:53 am

Nonstop1h 38m

Chicago O'Hare Intl

Sun 8/30

5:55 pm-8:24 pm

Nonstop1h 29m

$249
Quickest round-trip

DaytonChicago

DAY - ORD

DAYORD

Dayton

Sat 8/8

5:40 am-5:55 am

Nonstop1h 15m

Chicago O'Hare Intl

Mon 8/10

9:20 pm-11:49 pm

Nonstop1h 29m

$282

DaytonChicago

DAY - ORD

DAYORD

Dayton

Sat 10/31

2:21 pm-2:55 pm

Nonstop1h 34m

Chicago O'Hare Intl

Tue 11/3

8:40 am-10:58 am

Nonstop1h 18m

$317

DaytonChicago

DAY - ORD

DAYORD

Dayton

Fri 8/21

7:15 am-7:53 am

Nonstop1h 38m

Chicago O'Hare Intl

Sun 8/23

5:55 pm-8:24 pm

Nonstop1h 29m

$319

DaytonChicago

DAY - ORD

DAYORD

Dayton

Fri 8/14

7:00 am-7:35 am

Nonstop1h 35m

Chicago O'Hare Intl

Mon 8/17

1:26 pm-9:58 pm

1 stop7h 32m

$327

DaytonChicago

DAY - ORD

DAYORD

Dayton

Wed 11/4

5:30 am-6:10 am

Nonstop1h 40m

Chicago O'Hare Intl

Fri 11/6

11:00 am-1:29 pm

Nonstop1h 29m

$337

DaytonChicago

DAY - ORD

DAYORD

Dayton

Mon 11/23

2:50 pm-6:55 pm

1 stop5h 05m

Chicago O'Hare Intl

Sat 11/28

6:10 pm-8:49 pm

Nonstop1h 39m

$338

DaytonChicago

DAY - ORD

DAYORD

Dayton

Sat 8/22

7:48 pm-2:55 pm

2 stops20h 07m

Chicago O'Hare Intl

Sun 8/23

5:55 pm-8:24 pm

Nonstop1h 29m

$359

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Dayton to O'Hare Intl

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 Dayton to O'Hare Intl in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

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

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

How far ahead should I book a flight from Dayton to Chicago O'Hare Intl Airport?

The best time to book flights from Dayton to Chicago O'Hare Intl Airport is 24 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, December is the cheapest month in which you can book a flight from Dayton to Chicago O'Hare Intl Airport (average of $234). Flying from Dayton to Chicago O'Hare Intl Airport in July is currently the most expensive (average of $389). 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 DAY to ORD?

Find hourly flight availability from Dayton 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 July 29, 2026.

When flying from Dayton to Chicago O'Hare Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 41% versus a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Dayton to O'Hare Intl. Price data was last updated on July 25, 2026.

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

How much does it cost to fly round-trip from Dayton to Chicago O'Hare Intl Airport?

Airfare is below average for this route at the moment.

Dayton to Chicago O'Hare Intl Airport flights typically cost between $280 and $371 in September.
The cheapest round-trip price found within the last 5 days was $247 on United Airlines (Sep 5-Sep 6).

The best insider tips for Dayton to Chicago O'Hare Intl Airport flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Dayton to Chicago O'Hare Intl Airport trip
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on Qatar Airways

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

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 July 29, 2026.
Read through reviews of airlines operating flights from Dayton to Chicago O'Hare Intl Airport, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,052 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
10,052 reviews
United Airlines
7.4
Good
10,052 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.1
Good
11,839 reviews
United Airlines
7.4
Good
10,052 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Dayton 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.

  • What airport do you fly from for flights from Dayton to Chicago O'Hare Intl?

    Dayton (DAY) is the airport you will fly out of if you book a flight from Dayton to Chicago O'Hare Intl. You should not have trouble finding flights to Chicago O'Hare Intl from Dayton; the airport handles an average of 24 outbound flights to Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Dayton airport to Chicago O'Hare Intl. It is only a 10.0 mi journey to Dayton (DAY) from Dayton’s city center.

  • How long is the flight from Dayton to Chicago O'Hare Intl Airport?

    Departing from Dayton to Chicago O'Hare Intl Airport will take you 1h 25m. The distance from Dayton to Chicago O'Hare Intl Airport is about 240 mi. Most flights are nonstop.

  • What are the cheapest airlines flying from Dayton to Chicago O'Hare Intl Airport round-trip?

    Our cheapest airline available from Dayton to Chicago O'Hare Intl Airport is American Airlines. Our recent data shows that you can find tickets from as low as $179 on this airline. An additional option worth looking into is United Airlines, starting at $179. Users have found that American Airlines is 41% cheaper than the other options available to this destination.

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

    The top 3 most reliable airlines when flying from Dayton to Chicago O'Hare Intl Airport are Envoy Air (94%), Japan Airlines (81%) and American Airlines (78%).

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

    Looking for the cheapest flight from Dayton to Chicago O'Hare Intl Airport? While on average our users pay $1,502, our data indicates the cheapest price to be $236. The most popular route (Dayton - Chicago O'Hare Intl), is priced around $247.

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

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

  • How can I find direct flights from Dayton 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 Dayton to O'Hare Intl.

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

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

    Currently, December is the cheapest month in which you can book a flight from Dayton to Chicago O'Hare Intl Airport (average of $234). Flying from Dayton to Chicago O'Hare Intl Airport in July is currently the most expensive (average of $389). 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
Benton Harbor
Rosemont
Schaumburg
Naperville
Lake Geneva
Oak Brook
Delavan
Oakbrook Terrace
Gurnee
South Holland
Libertyville
Orland Park
Hoffman Estates
Beloit
Downers Grove
Rockford
Aurora
Racine
Great Lakes
Janesville

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Top 2 airlines flying from Dayton to O'Hare Intl

Discover the top 2 airlines that operate flights from Dayton 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 July 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$179Average$286FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$179Average$309FlexibilityNo cancel feeOn-time69%

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