What airlines fly to Illinois?

United Airlines, American Airlines and Denver Air Connection are the top three most popular airlines that fly to Illinois from Iowa according to our data. United Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 4 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Iowa to Illinois?

Southwest, American Airlines, and Delta are the most popular carriers operating from Iowa to Illinois

How many flights depart from Iowa to Illinois on average per day?

As of July 2025, 107 flights take off from Iowa and land in Illinois each day. The most common flight departure time for this route is 11:00AM, with 51% of daily flights taking off at noon.

How many flights depart from Iowa to Illinois on average per week?

750 flights are operational weekly from Iowa to Illinois as of July 2025. The most popular departure day for this route is Thu, with 20% of flights per week taking off on this day.

How long is the flight from Iowa to Illinois?

The flight from Iowa to Illinois depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Dubuque (a popular airport in Iowa) to Chicago O'Hare Intl Airport (the most popular airport in Illinois), then the flight time is 1h 05m on average. If you fly from Cedar Rapids (another popular airport in Iowa) to Chicago O'Hare Intl Airport, then the average flight time is 1h 20m.

When did momondo last update prices for flights from Iowa to Illinois?

Prices for flights from Iowa to Illinois are updated daily.

How many operators does momondo search for flights from Iowa to Illinois?

As of July 2025, there are 3 operators available to choose from for flights from Iowa to Illinois.

How old do you have to be to fly from Iowa to Illinois?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Iowa to Illinois.

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

The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$49 Cheap Flights from Iowa to Illinois in 2025

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Find the cheapest flights from Iowa to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

8:25 am - 9:30 amDSM-STL

1h 05mnonstop

9:15 pm - 10:20 pmSTL-DSM

1h 05mnonstop

$97Southwest

Find Deal

Wed, Aug 27 - Wed, Sep 3

4:35 pm - 5:40 pmDSM-STL

1h 05mnonstop

8:10 am - 2:40 pmSTL-DSM

6h 30m1 stop

$107Southwest

Find Deal

Wed, Aug 27 - Wed, Sep 3

4:20 pm - 8:32 pmDSM-STL

4h 12m1 stop

3:59 pm - 11:13 pmSTL-DSM

7h 14m1 stop

$158American Airlines

Find Deal

Sat, Sep 13 - Sat, Sep 20

11:35 am - 3:44 pmDSM-STL

4h 09m1 stop

6:35 am - 12:14 pmSTL-DSM

5h 39m1 stop

$159United Airlines

Find Deal

Wed, Aug 27 - Wed, Sep 3

6:12 pm - 10:50 pmDSM-STL

4h 38m1 stop

7:16 am - 1:07 pmSTL-DSM

5h 51m1 stop

$165American Airlines

Find Deal

Thu, Sep 4 - Sat, Sep 6

5:20 pm - 6:35 pmMLI-ORD

1h 15mnonstop

9:07 am - 10:22 amORD-MLI

1h 15mnonstop

$189United Airlines

Find Deal

Wed, Aug 13 - Sun, Aug 17

3:18 pm - 11:39 pmOMA-ORD

8h 21m1 stop

6:00 am - 7:50 pmORD-OMA

13h 50m1 stop

$195Frontier

Find Deal

Sat, Aug 30 - Mon, Sep 1

3:30 pm - 9:07 amDSM-STL

17h 37m1 stop

7:52 pm - 7:59 pmSTL-DSM

24h 07m1 stop

$195Frontier

Find Deal

Wed, Oct 15 - Sun, Oct 19

5:49 pm - 10:43 amDSM-ORD

16h 54m2 stops

6:44 pm - 4:59 pmORD-DSM

22h 15m2 stops

$195

Find Deal

Sun, Sep 7 - Wed, Sep 10

8:25 am - 9:18 amDSM-ORD

24h 53m2 stops

5:17 pm - 9:24 amORD-DSM

16h 07m1 stop

$218

Find Deal

Mon, Sep 22 - Tue, Sep 23

United Airlines flights from Iowa to Illinois

Our best United Airlines deals on Iowa to Illinois flight tickets

United Airlines

Aug 27

DSM11:35 amDes Moines

4h 09m

1 stop

STL3:44 pmLambert-St Louis

Sep 3

STL6:35 amLambert-St Louis

5h 39m

1 stop

DSM12:14 pmDes Moines

$159

Find similar

United Airlines

Aug 13

MLI5:20 pmMoline Quad-City

1h 15m

ORD6:35 pmChicago O'Hare Intl

Aug 17

ORD9:07 amChicago O'Hare Intl

1h 15m

MLI10:22 amMoline Quad-City

$189

Find similar

United Airlines

Sep 16

CID6:35 amCedar Rapids

1h 27m

ORD8:02 amChicago O'Hare Intl

Sep 25

ORD5:55 pmChicago O'Hare Intl

1h 12m

CID7:07 pmCedar Rapids

$192

Find similar

American Airlines flights from Iowa to Illinois

Our best American Airlines deals on Iowa to Illinois flight tickets

American Airlines

Sep 13

DSM4:20 pmDes Moines

4h 12m

1 stop

STL8:32 pmLambert-St Louis

Sep 20

STL3:59 pmLambert-St Louis

7h 14m

1 stop

DSM11:13 pmDes Moines

$158

Find similar

American Airlines

Sep 4

DSM6:12 pmDes Moines

4h 38m

1 stop

STL10:50 pmLambert-St Louis

Sep 6

STL7:16 amLambert-St Louis

5h 51m

1 stop

DSM1:07 pmDes Moines

$165

Find similar

American Airlines

Aug 25

DSM6:13 pmDes Moines

5h 01m

1 stop

STL11:14 pmLambert-St Louis

Sep 1

STL7:23 amLambert-St Louis

5h 16m

1 stop

DSM12:39 pmDes Moines

$171

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Des MoinesSt. Louis

DSM - STL

DSMSTL

Des Moines

Wed 8/27

8:25 am-9:30 am

Nonstop1h 05m

Lambert-St Louis

Wed 9/3

9:15 pm-10:20 pm

Nonstop1h 05m

$97

Des MoinesSt. Louis

DSM - STL

DSMSTL

Des Moines

Wed 8/27

4:35 pm-5:40 pm

Nonstop1h 05m

Lambert-St Louis

Wed 9/3

8:10 am-2:40 pm

1 stop6h 30m

$107

Des MoinesSt. Louis

DSM - STL

DSMSTL

Des Moines

Sat 9/13

4:20 pm-8:32 pm

1 stop4h 12m

Lambert-St Louis

Sat 9/20

3:59 pm-11:13 pm

1 stop7h 14m

$158

Des MoinesSt. Louis

DSM - STL

DSMSTL

Des Moines

Wed 8/27

11:35 am-3:44 pm

1 stop4h 09m

Lambert-St Louis

Wed 9/3

6:35 am-12:14 pm

1 stop5h 39m

$159

Des MoinesSt. Louis

DSM - STL

DSMSTL

Des Moines

Thu 9/4

6:12 pm-10:50 pm

1 stop4h 38m

Lambert-St Louis

Sat 9/6

7:16 am-1:07 pm

1 stop5h 51m

$165

MolineChicago

MLI - ORD

MLIORD

Moline Quad-City

Wed 8/13

5:20 pm-6:35 pm

Nonstop1h 15m

Chicago O'Hare Intl

Sun 8/17

9:07 am-10:22 am

Nonstop1h 15m

$189

OmahaChicago

OMA - ORD

OMAORD

Omaha Eppley Airfield

Sat 8/30

3:18 pm-11:39 pm

1 stop8h 21m

Chicago O'Hare Intl

Mon 9/1

6:00 am-7:50 pm

1 stop13h 50m

$195

Des MoinesSt. Louis

DSM - STL

DSMSTL

Des Moines

Wed 10/15

3:30 pm-9:07 am

1 stop17h 37m

Lambert-St Louis

Sun 10/19

7:52 pm-7:59 pm

1 stop24h 07m

$195

Des MoinesChicago

DSM - ORD

DSMORD

Des Moines

Sun 9/7

5:49 pm-10:43 am

2 stops16h 54m

Chicago O'Hare Intl

Wed 9/10

6:44 pm-4:59 pm

2 stops22h 15m

$195

Des MoinesChicago

DSM - ORD

DSMORD

Des Moines

Mon 9/22

8:25 am-9:18 am

2 stops24h 53m

Chicago O'Hare Intl

Tue 9/23

5:17 pm-9:24 am

1 stop16h 07m

$218

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Iowa 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

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Iowa is in May. Flight prices, which tend to average around $224, 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 May, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $229.

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

The cheapest day to depart from Iowa to Illinois is on a Friday when prices can be found for as low as $571. Flights from Iowa to Illinois on a Tuesday will generally be more expensive and average around $840. 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 Iowa to Illinois during this time can be as low as $559. Flights at noon are often more expensive with an average ticket price of $1,156.

What is the cheapest Iowa to Illinois flight route?

Fly from Burlington to Chicago O'Hare Intl for the best Iowa - 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 Iowa when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $256 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Iowa for as low as $186 on momondo.

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

There are 4 cabin classes available to choose from on Iowa 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 Iowa to Illinois flights?

No. A direct flight is the cheapest option for a flight between Iowa to Illinois.

Cheap Iowa to Illinois flight deals and tips

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

Best Price Found	$49
Fastest flight time	1h 05m
Direct flights	Every day
Airports in Illinois	3 airports

The best one-way flight to Illinois from Iowa in the past 72 hours is $49. The best round-trip flight deal from Iowa to Illinois found on momondo in the last 72 hours is $97.

The fastest flight from Iowa to Illinois takes 1h 05m

Direct flights go from Iowa to Illinois every day.

There are 3 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL)

Search flight deals

When did momondo last update prices for flights from Iowa to Illinois?
Prices for flights from Iowa to Illinois are updated daily.
How many operators does momondo search for flights from Iowa to Illinois?
As of July 2025, there are 3 operators available to choose from for flights from Iowa to Illinois.
How old do you have to be to fly from Iowa to Illinois?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Iowa to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Iowa to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Iowa to Illinois is Airbus A319, representing 17.60% of all bookings. The subsequent popular models are Embraer 175 at 13.58%, Canadair (Bombardier) Regional Jet 700 at 11.82%, and Embraer 175 (Enhanced Winglets) at 11.26%.

Best airlines flying from Iowa to Illinois

Compare and see reviews for airlines that fly from Iowa to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Southern / Mokulele	PriceFrom $72	Free Cancellation	Rating 6.4 26 reviews	Search Southern / Mokulele flights
Denver Air Connection	PriceFrom $129	Free Cancellation	Rating 9.2 13 reviews	Search Denver Air Connection flights
United Airlines	PriceFrom $147	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
American Airlines	PriceFrom $179	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Why use momondo?

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

It is quick and easy to find Iowa to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

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

momondo does allow users to show only those flights to Illinois from Iowa which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Iowa to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Illinois from Iowa are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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.

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Find better results for your trip to Illinois

Popular cities in Illinois

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Cheap flights from Iowa to Illinois from $49

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Iowa to Illinois departing on 10/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Find the cheapest flights from Iowa to Illinois

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

United Airlines flights from Iowa to Illinois

Our best United Airlines deals on Iowa to Illinois flight tickets

American Airlines flights from Iowa to Illinois

Our best American Airlines deals on Iowa to Illinois flight tickets

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Use the filters below to find and compare flights from Iowa to Illinois that are best for you.

See travel insights to Illinois from

How to get the cheapest flight ticket from Iowa 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?

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

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 Iowa to Illinois during this time can be as low as $559. Flights at noon are often more expensive with an average ticket price of $1,156.

What is the cheapest Iowa to Illinois flight route?

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

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

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

There are 4 cabin classes available to choose from on Iowa 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 Iowa to Illinois flights?

No. A direct flight is the cheapest option for a flight between Iowa to Illinois.

What is the cheapest airline that flies from Iowa to Illinois?

Southwest, American Airlines, and Delta are the most popular carriers operating from Iowa to Illinois

What airlines fly to Illinois?

How many flights depart from Iowa to Illinois on average per day?

As of July 2025, 107 flights take off from Iowa and land in Illinois each day. The most common flight departure time for this route is 11:00AM, with 51% of daily flights taking off at noon.

How many flights depart from Iowa to Illinois on average per week?

750 flights are operational weekly from Iowa to Illinois as of July 2025. The most popular departure day for this route is Thu, with 20% of flights per week taking off on this day.

How long is the flight from Iowa to Illinois?

Cheap Iowa to Illinois flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Illinois

When did momondo last update prices for flights from Iowa to Illinois?

How many operators does momondo search for flights from Iowa to Illinois?

How old do you have to be to fly from Iowa to Illinois?

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

What is the most popular plane model from Iowa to Illinois?

Best airlines flying from Iowa to Illinois

Compare and see reviews for airlines that fly from Iowa to Illinois with momondo

Why use momondo?

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

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

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

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

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo