Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Dayton to Illinois from $134

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dayton to Illinois departing on 2/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Dayton to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:41 pm - 1:07 pm
DAY
-
ORD
1h 26mnonstop
American Airlines Logo
2:43 pm - 5:04 pm
ORD
-
DAY
1h 21mnonstop
$179American Airlines
Fri, Feb 20 - Sun, Feb 22
American Airlines Logo
8:32 am - 9:10 am
DAY
-
ORD
1h 38mnonstop
American Airlines Logo
6:41 pm - 9:00 pm
ORD
-
DAY
1h 19mnonstop
$181American Airlines
Sat, Feb 21 - Sat, Feb 28
United Airlines Logo
9:00 am - 9:24 am
DAY
-
ORD
1h 24mnonstop
United Airlines Logo
10:40 am - 12:44 pm
ORD
-
DAY
1h 04mnonstop
$191United Airlines
Wed, Jun 17 - Wed, Jun 24
United Airlines Logo
10:50 am - 11:26 am
DAY
-
ORD
1h 36mnonstop
United Airlines Logo
9:25 pm - 11:43 pm
ORD
-
DAY
1h 18mnonstop
$194United Airlines
Thu, Mar 12 - Sun, Mar 15
Delta Logo
6:47 pm - 11:37 pm
DAY
-
STL
5h 50m1 stop
Delta Logo
6:00 am - 10:50 am
STL
-
DAY
3h 50m1 stop
$249Delta
Fri, Jan 30 - Mon, Feb 2
Delta Logo
6:47 pm - 11:37 pm
DAY
-
STL
5h 50m1 stop
Delta Logo
6:00 am - 10:50 am
STL
-
DAY
3h 50m1 stop
$259Delta
Tue, Jan 20 - Sat, Jan 24
Allegiant Air Logo
11:47 am - 10:01 am
DAY
-
RFD
23h 14m1 stop
Allegiant Air Logo
9:21 am - 8:30 pm
RFD
-
DAY
10h 09m1 stop
$378Allegiant Air
Thu, Feb 19 - Mon, Mar 2
Allegiant Air Logo
9:22 pm - 9:49 am
DAY
-
RFD
13h 27m1 stop
Allegiant Air Logo
2:44 pm - 8:38 pm
RFD
-
DAY
28h 54m1 stop
$394Allegiant Air
Thu, Mar 12 - Wed, Mar 18
Multiple Airlines Logo
11:38 am - 9:49 am
DAY
-
RFD
23h 11m1 stop
Multiple Airlines Logo
10:37 am - 8:29 pm
RFD
-
DAY
32h 52m2 stops
$396Multiple Airlines
Thu, Mar 5 - Thu, Apr 30
Multiple Airlines Logo
11:38 am - 1:08 pm
DAY
-
MDW
26h 30m1 stop
Multiple Airlines Logo
9:16 am - 5:57 pm
MDW
-
DAY
7h 41m1 stop
$399Multiple Airlines
Thu, Mar 5 - Sun, May 3

United Airlines flights from Dayton to Illinois

Our best United Airlines deals on Dayton to Illinois flight tickets
United Airlines
Jun 17
DAY9:00 amDayton
1h 24m
ORD9:24 amChicago O'Hare Intl
Jun 24
ORD10:40 amChicago O'Hare Intl
1h 04m
DAY12:44 pmDayton
$191
United Airlines
Mar 12
DAY10:50 amDayton
1h 36m
ORD11:26 amChicago O'Hare Intl
Mar 15
ORD9:25 pmChicago O'Hare Intl
1h 18m
DAY11:43 pmDayton
$194
United Airlines
Feb 13
DAY11:00 amDayton
1h 36m
ORD11:36 amChicago O'Hare Intl
Feb 15
ORD9:25 pmChicago O'Hare Intl
1h 18m
DAY11:43 pmDayton
$205

American Airlines flights from Dayton to Illinois

Our best American Airlines deals on Dayton to Illinois flight tickets
American Airlines
Feb 20
DAY12:41 pmDayton
1h 26m
ORD1:07 pmChicago O'Hare Intl
Feb 22
ORD9:55 amChicago O'Hare Intl
1h 16m
DAY12:11 pmDayton
$179
American Airlines
Feb 21
DAY8:32 amDayton
1h 38m
ORD9:10 amChicago O'Hare Intl
Feb 28
ORD6:41 pmChicago O'Hare Intl
1h 19m
DAY9:00 pmDayton
$181
American Airlines
Feb 13
DAY7:30 pmDayton
5h 46m
1 stop
ORD12:16 amChicago O'Hare Intl
Feb 15
ORD2:43 pmChicago O'Hare Intl
1h 21m
DAY5:04 pmDayton
$219

momondo Fare Finder

 
Customize your flight search to find flights from Dayton 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, momondo users made 832,500 searches. Data last updated January 8, 2026.
Use the filters below to find and compare flights from Dayton to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DaytonChicago

DAY - ORD

DAYORD

Dayton

Fri 2/20

12:41 pm-1:07 pm

Nonstop1h 26m

Chicago O'Hare Intl

Sun 2/22

2:43 pm-5:04 pm

Nonstop1h 21m

$179

DaytonChicago

DAY - ORD

DAYORD

Dayton

Sat 2/21

8:32 am-9:10 am

Nonstop1h 38m

Chicago O'Hare Intl

Sat 2/28

6:41 pm-9:00 pm

Nonstop1h 19m

$181

DaytonChicago

DAY - ORD

DAYORD

Dayton

Wed 6/17

9:00 am-9:24 am

Nonstop1h 24m

Chicago O'Hare Intl

Wed 6/24

10:40 am-12:44 pm

Nonstop1h 04m

$191

DaytonChicago

DAY - ORD

DAYORD

Dayton

Thu 3/12

10:50 am-11:26 am

Nonstop1h 36m

Chicago O'Hare Intl

Sun 3/15

9:25 pm-11:43 pm

Nonstop1h 18m

$194

DaytonSt. Louis

DAY - STL

DAYSTL

Dayton

Fri 1/30

6:47 pm-11:37 pm

1 stop5h 50m

Lambert-St Louis

Mon 2/2

6:00 am-10:50 am

1 stop3h 50m

$249

DaytonSt. Louis

DAY - STL

DAYSTL

Dayton

Tue 1/20

6:47 pm-11:37 pm

1 stop5h 50m

Lambert-St Louis

Sat 1/24

6:00 am-10:50 am

1 stop3h 50m

$259

DaytonChicago

DAY - RFD

DAYRFD

Dayton

Thu 2/19

11:47 am-10:01 am

1 stop23h 14m

Chicago Greater Rockford

Mon 3/2

9:21 am-8:30 pm

1 stop10h 09m

$378

DaytonChicago

DAY - RFD

DAYRFD

Dayton

Thu 3/12

9:22 pm-9:49 am

1 stop13h 27m

Chicago Greater Rockford

Wed 3/18

2:44 pm-8:38 pm

1 stop28h 54m

$394

DaytonChicago

DAY - RFD

DAYRFD

Dayton

Thu 3/5

11:38 am-9:49 am

1 stop23h 11m

Chicago Greater Rockford

Thu 4/30

10:37 am-8:29 pm

2 stops32h 52m

$396

DaytonChicago

DAY - MDW

DAYMDW

Dayton

Thu 3/5

11:38 am-1:08 pm

1 stop26h 30m

Chicago Midway

Sun 5/3

9:16 am-5:57 pm

1 stop7h 41m

$399

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Illinois from

How to get the cheapest flight ticket from Dayton to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Dayton is in December. Flight prices, which tend to average around $194, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of December, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $224.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Dayton to Illinois is on a Thursday when prices can be found for as low as $413. Flights from Dayton to Illinois on a Monday will generally be more expensive and average around $599. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Dayton to Illinois during this time can be as low as $429. Flights in the evening are often more expensive with an average ticket price of $618.

What is the cheapest Dayton to Illinois flight route?

Fly from Dayton to Chicago O'Hare Intl for the best Dayton - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Dayton when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $289 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Dayton for as low as $207 on momondo.

What cabin class options are available on Dayton to Illinois flights?

There are 4 cabin classes available to choose from on Dayton to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Dayton to Illinois flights?

You could potentially save up to 14% on your flight if you consider stops on a Dayton to Illinois flight.

Cheap Dayton to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dayton to Illinois

Best Price Found

$285

Fastest flight time

1h 16m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Dayton in the past 72 hours is $285. The best round-trip flight deal from Dayton to Illinois found on momondo in the last 72 hours is $343.
The fastest flight from Dayton to Illinois takes 1h 16m
Direct flights go from Dayton to Illinois every day.
There are 98 airports in Illinois. From Dayton there are direct flights to Chicago O'Hare Intl (ORD).
Search flight deals

  • When did momondo last update prices for flights from Dayton Airport to Illinois?

    Prices for flights from Dayton Airport to Illinois are refreshed on a daily basis.

  • How many operators does momondo search for flights from Dayton Airport to Illinois?

  • How old do you have to be to fly from Dayton Airport to Illinois?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Dayton Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Dayton to Illinois?

Best airlines flying from Dayton to Illinois

Compare and see reviews for airlines that fly from Dayton to Illinois with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $179Free CancellationRating
7.4
9,139 reviews
Search United Airlines flights
American AirlinesPriceFrom $179Free CancellationRating
7.2
11,095 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Dayton to Illinois?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Dayton to Illinois. momondo saves you time and could save you money on your trip.

Can I find flights from Dayton to Illinois with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Dayton to Illinois flights to just show those with flexible booking policies.

How can momondo help me find flights from Dayton to Illinois?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Dayton.

I’m not ready to book a flight from Dayton to Illinois right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Dayton to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 2/7
Sat 2/14
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo
Flights to New Yorkfrom $49
Flights to Los Angelesfrom $38
Flights to Miamifrom $32
Flights to Chicagofrom $58
Flights to Orlandofrom $55
Flights to San Franciscofrom $49
Flights to Las Vegasfrom $55
Flights to Washington, D.C.from $58
Flights to Bostonfrom $58
Flights to Atlantafrom $48
Flights to Dallasfrom $57
Flights to Seattlefrom $57