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$125+ Cheap flights from Illinois to Dayton (DAY)

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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — DAY
Feb 27 — Mrz 61
Do 2/27
Do 3/6
1 adult, Economy
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Cheap flight deals from Illinois to Dayton

Keep the following information in mind while searching for Illinois to Dayton flight deals. Data was last updated Februar 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$242
(American Airlines)

One-way from

$125
(American Airlines)

Popular in

March

Cheapest in

January

Average price

$304

Good round-trip deal

$249 or less

Good one-way deal

$124 or less
Provider with most accurate pricing for Chicago (CHI)-Dayton flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Dayton flights.
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From Illinois to Dayton
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One-way flight from Illinois to Dayton
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Highest demand for flights based on searches. 10% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Illinois to Dayton.
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Price to beat on a one-way flight from Illinois to Dayton.
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Find flight deals from Illinois to Dayton

Cheapest flights from Illinois to Dayton
Explore the most affordable flight options available from Illinois to Dayton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Februar 22, 2025.

This American Airlines deal was found by Cheapflights users on 2/21. 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.
Mi 3/198:19 pmORD - DAY
1 stop11h 56mAmerican Airlines
Do 3/2012:45 pmDAY - ORD
Nonstop1h 24mAmerican Airlines
Deal found 2/21$242
This Delta deal was found by Cheapflights users on 2/21. 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.
Sa 3/87:15 amSTL - DAY
1 stop6h 09mDelta
Mi 3/126:00 amDAY - STL
1 stop7h 00mDelta
Deal found 2/21$269
This American Airlines deal was found by Cheapflights users on 2/21. 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.
Do 2/275:10 amSTL - DAY
1 stop5h 22mAmerican Airlines
Sa 3/15:42 pmDAY - STL
1 stop6h 01mAmerican Airlines
Deal found 2/21$289
This United Airlines deal was found by Cheapflights users on 2/21. 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.
Sa 3/83:50 pmMLI - DAY
1 stop3h 55mUnited Airlines
Mi 3/125:53 pmDAY - MLI
1 stop4h 37mUnited Airlines
Deal found 2/21$299
This United Airlines deal was found by Cheapflights users on 2/21. 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.
Fr 3/142:50 pmORD - DAY
Nonstop1h 16mUnited Airlines
Do 3/277:15 amDAY - ORD
Nonstop1h 32mUnited Airlines
Deal found 2/21$309
This United Airlines deal was found by Cheapflights users on 2/21. 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.
Fr 2/215:36 pmSTL - DAY
1 stop4h 46mUnited Airlines
Sa 2/222:00 pmDAY - STL
1 stop6h 49mUnited Airlines
Deal found 2/21$360
This Mytrip deal was found by Cheapflights users on 2/21. 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.
Sa 4/55:45 amORD - DAY
1 stop25h 22mMultiple Airlines
So 4/69:04 pmDAY - ORD
3 stops35h 30mMultiple Airlines
Deal found 2/21$396
This American Airlines deal was found by Cheapflights users on 2/21. 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.
Sa 3/86:00 amCMI - DAY
2 stops10h 34mAmerican Airlines
Mi 3/126:56 pmDAY - CMI
1 stop3h 34mAmerican Airlines
Deal found 2/21$524
This American Airlines deal was found by Cheapflights users on 2/21. 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.
Mo 3/34:23 pmMLI - DAY
1 stop4h 47mAmerican Airlines
Di 3/48:30 amDAY - MLI
1 stop3h 36mAmerican Airlines
Deal found 2/21$589
This Delta deal was found by Cheapflights users on 2/22. 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.
Mi 3/1912:51 pmMDW - DAY
1 stop4h 09mDelta
Mi 3/2611:16 amDAY - MDW
1 stop5h 58mDelta
Deal found 2/22$1,103
This Delta deal was found by Cheapflights users on 2/21. 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.
Mi 3/129:47 amORD - DAY
1 stop4h 27mDelta
Di 3/256:00 amDAY - ORD
1 stop5h 06mDelta
Deal found 2/21$1,103

Find flights from Illinois to Dayton within your budget

Customize your flight search to find flights from Illinois to Dayton 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 Februar 22, 2025.

Fly from

Illinois

Fly to

Dayton

Route

Depart

Return

Price

ChicagoDayton

ORD - DAY

ORDDAY

Chicago O'Hare Intl

Mi 3/19

8:19 pm-9:15 am

1 stop11h 56m

Dayton

Do 3/20

12:45 pm-1:09 pm

Nonstop1h 24m

$242

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Sa 3/8

7:15 am-2:24 pm

1 stop6h 09m

Dayton

Mi 3/12

6:00 am-12:00 pm

1 stop7h 00m

$269

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Do 2/27

5:10 am-11:32 am

1 stop5h 22m

Dayton

Sa 3/1

5:42 pm-10:43 pm

1 stop6h 01m

$289

MolineDayton

MLI - DAY

MLIDAY

Moline Quad-City

Sa 3/8

3:50 pm-8:45 pm

1 stop3h 55m

Dayton

Mi 3/12

5:53 pm-9:30 pm

1 stop4h 37m

$299

ChicagoDayton

ORD - DAY

ORDDAY

Chicago O'Hare Intl

Fr 3/14

9:13 pm-11:30 pm

Nonstop1h 17m

Dayton

Mo 3/24

2:00 pm-2:35 pm

Nonstop1h 35m

$309

St. LouisDayton

STL - DAY

STLDAY

Lambert-St Louis

Sa 3/8

5:33 pm-11:30 pm

1 stop4h 57m

Dayton

Mi 3/12

7:15 am-11:02 am

1 stop4h 47m

$369

ChicagoDayton

ORD - DAY

ORDDAY

Chicago O'Hare Intl

Sa 4/5

5:45 am-8:07 am

1 stop25h 22m

Dayton

So 4/6

9:04 pm-7:34 am

3 stops35h 30m

$396

ChampaignDayton

CMI - DAY

CMIDAY

Champaign University-Willard

Sa 3/8

6:00 am-5:34 pm

2 stops10h 34m

Dayton

Mi 3/12

6:56 pm-9:30 pm

1 stop3h 34m

$524

ChicagoDayton

MDW - DAY

MDWDAY

Chicago Midway

Mi 3/19

9:54 am-3:14 pm

1 stop4h 20m

Dayton

Mi 3/26

6:45 pm-10:23 pm

1 stop4h 38m

$1,103

ChicagoDayton

ORD - DAY

ORDDAY

Chicago O'Hare Intl

Mi 3/12

9:47 am-3:14 pm

1 stop4h 27m

Dayton

Di 3/25

6:00 am-10:06 am

1 stop5h 06m

$1,103

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/22

Showing 1-10 of 17 results
1
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Best time to book a flight from Illinois to Dayton

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

Travel insights for flights from Illinois to Dayton

Get recent, data-driven insights about flights from Illinois to Dayton including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Illinois to Dayton (average of $325). Flying from Illinois to Dayton in June is currently the most expensive (average of $429). 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 IL to DAY?

Find hourly flight availability from Illinois to Dayton. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated Februar 22, 2025.

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

Weekly flight availability from Illinois to Dayton

Explore weekly flight availability from Illinois to Dayton. 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 Februar 22, 2025.

The most flights from USIL to DAY are scheduled on a Monday (24 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (18 on average).

Rainfall in Dayton by month

Plan your trip to Dayton by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Dayton ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit Dayton when rainfall is around 2.2 in.

Temperature in Dayton by month

Plan your trip to Dayton by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Dayton, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Dayton

Get insights into the airlines that provide service to Dayton. 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 Dayton. Reviews last updated Februar 22, 2025.
To help decide which airline to fly from Illinois to Dayton, see what other customers have to say about Delta, United Airlines and Allegiant Air. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,203 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,203 reviews
Delta
8.0
Very good
8,203 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,754 reviews
Delta
8.0
Very good
8,203 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Allegiant Air
7.3
Good
764 reviews
Delta
8.0
Very good
8,203 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,203 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

8.0

Overall

8.0

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Illinois to Dayton. 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 into for flights to Dayton from Illinois?

    Dayton (DAY), located 10.0 mi from the city center, is the airport you fly into when you book flights from Illinois to Dayton.

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

    The cheapest airlines for a one-way flight from Illinois to Dayton are American Airlines ($125), Allegiant Air ($133), and United Airlines ($155).

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

    The most popular flight routes from Illinois to Dayton are Chicago O'Hare Intl - Dayton, Chicago Midway - Dayton and Lambert-St Louis - Dayton.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Illinois to Dayton on time: Japan Airlines (78%), Air Wisconsin (77%), Royal Jordanian (77%).

  • What are the cheapest flights from Illinois to Dayton?

    The cheapest flight price from Illinois to Dayton is $94. On average you can expect to pay $246. The most popular route, (Chicago O'Hare Intl - Dayton), can usually be booked for $249.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Illinois to Dayton (average of $325). Flying from Illinois to Dayton in June is currently the most expensive (average of $429). 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 Illinois?

Book flights to Illinois if you plan to visit one of these locations
Springfield
Troy
Huber Heights
Xenia
Miamisburg
Richmond

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Alternative routes for Illinois to Dayton

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Illinois to Dayton

Discover the top 2 airlines that operate flights from Illinois to Dayton. 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 Februar 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$179Average$305FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$229Average$409FlexibilityNo cancel feeOn-time69%
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