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O'Hare Intl

$141+ 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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — ORD
Jul 16 — Jul 231
Wed 7/16
Wed 7/23
1 adult, Economy
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Cheapflights Tip: The best prices from Dayton to Chicago O'Hare Intl are usually found in May or August, booked 67 days in advance, depart on a Thursday or Saturday and return on a Saturday

Cheap 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 11, 2025.

Round-trip from

$179
(American Airlines)

One-way from

$152
(Delta)

Popular in

June

Cheapest in

May

Average price

$313

Good round-trip deal

$338 or less

Good one-way deal

$251 or less
From Dayton to Chicago O'Hare Intl
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One-way flight from Dayton to Chicago O'Hare Intl
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Highest demand for flights based on searches. 1% potential increase in price ($3 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($2 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Dayton to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Dayton to Chicago O'Hare Intl.
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Find 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 11, 2025.

This American Airlines deal was found by Cheapflights users on 7/9. 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 9/196:52 amDAY - ORD
Nonstop1h 31mAmerican Airlines
Thu 10/29:03 amORD - DAY
Nonstop1h 25mAmerican Airlines
Deal found 7/9$179
This United Airlines deal was found by Cheapflights users on 7/9. 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 11/229:00 amDAY - ORD
Nonstop1h 29mUnited Airlines
Mon 12/16:02 pmORD - DAY
Nonstop1h 13mUnited Airlines
Deal found 7/9$239
This Delta deal was found by Cheapflights users on 7/8. 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.
Mon 8/186:00 amDAY - ORD
1 stop18h 56mDelta
Sat 8/237:05 amORD - DAY
1 stop15h 18mDelta
Deal found 7/8$279

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 11, 2025.
Use the filters below to find and compare flights from Dayton to Chicago O'Hare Intl Airport that are best for you.

Fly from

Dayton

Fly to

O'Hare Intl

Route

Depart

Return

Price

DaytonChicago

DAY - ORD

DAYORD

Dayton

Fri 9/19

6:52 am-7:23 am

Nonstop1h 31m

Chicago O'Hare Intl

Thu 10/2

9:03 am-11:28 am

Nonstop1h 25m

$179

DaytonChicago

DAY - ORD

DAYORD

Dayton

Sat 11/22

9:00 am-9:29 am

Nonstop1h 29m

Chicago O'Hare Intl

Mon 12/1

6:02 pm-8:15 pm

Nonstop1h 13m

$239

DaytonChicago

DAY - ORD

DAYORD

Dayton

Mon 8/18

6:00 am-11:56 pm

1 stop18h 56m

Chicago O'Hare Intl

Sat 8/23

7:05 am-11:23 pm

1 stop15h 18m

$279

DaytonChicago

DAY - ORD

DAYORD

Dayton

Thu 8/7

8:49 pm-9:30 pm

2 stops25h 41m

Chicago O'Hare Intl

Thu 8/14

10:12 am-3:27 pm

3 stops28h 15m

$355

DaytonChicago

DAY - ORD

DAYORD

Dayton

Fri 8/8

7:27 pm-8:22 am

1 stop13h 55m

$141

DaytonChicago

DAY - ORD

DAYORD

Dayton

Thu 8/7

8:49 pm-9:30 pm

2 stops25h 41m

$146

DaytonChicago

DAY - ORD

DAYORD

Dayton

Sat 8/9

5:33 pm-8:40 am

1 stop16h 07m

$152

DaytonChicago

DAY - ORD

DAYORD

Dayton

Sat 11/1

9:00 am-9:29 am

Nonstop1h 29m

$192

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/8

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

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Dayton to Chicago O'Hare Intl Airport trip
Airlines
Qatar Airways

Qatar Airways allows one carry-on item only in economy class.


Qatar Airways' business class offers pajamas, private pods, and anytime dining.

Read more about Qatar Airwaysby Brandon Schultz
United Airlines

Basic Economy allows a personal item only, no carry-on bags, unless exceptions apply.


Prepay for checked bags 24 hours before to save on fees.

Read more about United Airlinesby Harriet Baskas
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on Qatar Airways

Brandon Schultz

Brandon Schultz

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 Baskas

Harriet Baskas

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

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?

Use this chart to determine the optimal time to book a round-trip flight from Dayton to O'Hare Intl. Price data was last updated on June 27, 2025.

The best time to book flights from Dayton to Chicago O'Hare Intl Airport is 65 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, August is the cheapest month in which you can book a flight from Dayton to Chicago O'Hare Intl Airport (average of $245). Flying from Dayton to Chicago O'Hare Intl Airport 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 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 11, 2025.

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 18% 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 6, 2025.

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. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Dayton to Chicago O'Hare Intl Airport

Explore weekly flight availability from Dayton to O'Hare Intl. 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 11, 2025.

The most flights from DAY to ORD are scheduled on a Thursday (29 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (22 on average).

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 11, 2025.
Read through reviews of airlines operating flights from Dayton to Chicago O'Hare Intl Airport, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,952 reviews

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

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
7,952 reviews
Delta
8.0
Very good
7,952 reviews

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

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
8,846 reviews
Delta
8.0
Very good
7,952 reviews

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

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
7,952 reviews

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

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 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 26 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.

  • 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. Additional options worth looking into are United Airlines and Delta, starting at $239 and $279 round-trip. Users have found that American Airlines is 39% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Dayton to Chicago O'Hare Intl Airport one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $152. American Airlines flights start at $153 while deals on United Airlines start at $218 one-way.

  • 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 (100%), ANA (93%) and GoJet (90%).

  • 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 $1,937, our data indicates the cheapest price to be $164. The most popular route (Dayton - Chicago O'Hare Intl), is priced around $179.

  • 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, August is the cheapest month in which you can book a flight from Dayton to Chicago O'Hare Intl Airport (average of $245). Flying from Dayton to Chicago O'Hare Intl Airport 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

Traveling to a place near Dayton?

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Schaumburg
Hoffman Estates
Rosemont
Beloit
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Elk Grove Village
Racine
Rockford
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Merrillville
Lake Geneva
Joliet
Waukegan
Aurora
Bridgeview

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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 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$179Average$285FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$189Average$301FlexibilityNo cancel feeOn-time69%

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