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Cheap flights from Duluth 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 Duluth to Illinois departing on 3/31. 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

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Find the cheapest flights from Duluth to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:00 am - 6:55 am
DLH
-
ORD
1h 55mnonstop
United Airlines Logo
10:50 pm - 12:29 am
ORD
-
DLH
1h 39mnonstop
$179United Airlines
Fri, Apr 3 - Sun, Apr 5
United Airlines Logo
6:10 pm - 8:07 pm
DLH
-
ORD
1h 57mnonstop
United Airlines Logo
8:48 am - 10:43 am
ORD
-
DLH
1h 55mnonstop
$191United Airlines
Wed, Jun 3 - Sat, Jun 6
Delta Logo
12:47 pm - 6:36 pm
DLH
-
MDW
5h 49m
1 stop
Delta Logo
7:16 pm - 10:46 pm
MDW
-
DLH
3h 30m
1 stop
$198Delta
Fri, May 1 - Mon, May 4
Delta Logo
12:37 pm - 6:00 pm
DLH
-
ORD
5h 23m
1 stop
Delta Logo
7:00 pm - 10:47 pm
ORD
-
DLH
3h 47m
1 stop
$198Delta
Tue, Mar 31 - Wed, Apr 8
United Airlines Logo
6:10 pm - 8:07 pm
DLH
-
ORD
1h 57mnonstop
United Airlines Logo
8:48 am - 10:43 am
ORD
-
DLH
1h 55mnonstop
$223United Airlines
Wed, May 27 - Sun, May 31
United Airlines Logo
7:53 am - 9:50 am
DLH
-
ORD
1h 57mnonstop
United Airlines Logo
8:50 am - 10:43 am
ORD
-
DLH
1h 53mnonstop
$225United Airlines
Sat, Mar 14 - Wed, Mar 18
United Airlines Logo
5:00 am - 6:55 am
DLH
-
ORD
1h 55mnonstop
United Airlines Logo
8:50 am - 10:39 am
ORD
-
DLH
1h 49mnonstop
$239United Airlines
Fri, Apr 10 - Sun, Apr 12
United Airlines Logo
11:20 am - 1:09 pm
DLH
-
ORD
1h 49mnonstop
United Airlines Logo
12:43 pm - 2:27 pm
ORD
-
DLH
1h 44mnonstop
$240United Airlines
Sat, Mar 28 - Sat, Apr 4
Delta Logo
5:00 am - 8:38 am
DLH
-
ORD
3h 38m
1 stop
Delta Logo
6:25 am - 12:07 pm
ORD
-
DLH
5h 42m
1 stop
$243Delta
Wed, Apr 15 - Sat, Apr 18
United Airlines Logo
5:00 am - 6:56 am
DLH
-
ORD
1h 56mnonstop
United Airlines Logo
3:40 pm - 5:34 pm
ORD
-
DLH
1h 54mnonstop
$244United Airlines
Wed, Jun 17 - Tue, Jun 23

United Airlines flights from Duluth to Illinois

Our best United Airlines deals on Duluth to Illinois flight tickets
United Airlines
Apr 24
DLH5:00 amDuluth Intl
1h 55m
ORD6:55 amChicago O'Hare Intl
Apr 26
ORD10:50 pmChicago O'Hare Intl
1h 39m
DLH12:29 amDuluth Intl
$179
United Airlines
Mar 14
DLH7:53 amDuluth Intl
1h 57m
ORD9:50 amChicago O'Hare Intl
Mar 18
ORD8:50 amChicago O'Hare Intl
1h 53m
DLH10:43 amDuluth Intl
$225
United Airlines
Apr 15
DLH3:08 pmDuluth Intl
1h 55m
ORD5:03 pmChicago O'Hare Intl
Apr 18
ORD12:43 pmChicago O'Hare Intl
1h 44m
DLH2:27 pmDuluth Intl
$239

Delta flights from Duluth to Illinois

Our best Delta deals on Duluth to Illinois flight tickets
Delta
Mar 31
DLH12:37 pmDuluth Intl
5h 23m
1 stop
ORD6:00 pmChicago O'Hare Intl
Apr 8
ORD7:00 pmChicago O'Hare Intl
3h 47m
1 stop
DLH10:47 pmDuluth Intl
$198
Delta
Apr 15
DLH5:00 amDuluth Intl
3h 38m
1 stop
ORD8:38 amChicago O'Hare Intl
Apr 18
ORD6:25 amChicago O'Hare Intl
5h 42m
1 stop
DLH12:07 pmDuluth Intl
$243
Delta
Mar 31
DLH5:00 amDuluth Intl
8h 17m
2 stops
ORD1:17 pmChicago O'Hare Intl
Apr 8
ORD7:00 pmChicago O'Hare Intl
3h 47m
1 stop
DLH10:47 pmDuluth Intl
$249

momondo Fare Finder

 
Customize your flight search to find flights from Duluth 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 February 24, 2026.
Use the filters below to find and compare flights from Duluth to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DuluthChicago

DLH - ORD

DLHORD

Duluth Intl

Fri 4/3

5:00 am-6:55 am

Nonstop1h 55m

Chicago O'Hare Intl

Sun 4/5

10:50 pm-12:29 am

Nonstop1h 39m

$179

DuluthChicago

DLH - ORD

DLHORD

Duluth Intl

Wed 6/3

6:10 pm-8:07 pm

Nonstop1h 57m

Chicago O'Hare Intl

Sat 6/6

8:48 am-10:43 am

Nonstop1h 55m

$191

DuluthChicago

DLH - MDW

DLHMDW

Duluth Intl

Fri 5/1

12:47 pm-6:36 pm

1 stop5h 49m

Chicago Midway

Mon 5/4

7:16 pm-10:46 pm

1 stop3h 30m

$198

DuluthChicago

DLH - ORD

DLHORD

Duluth Intl

Tue 3/31

12:37 pm-6:00 pm

1 stop5h 23m

Chicago O'Hare Intl

Wed 4/8

7:00 pm-10:47 pm

1 stop3h 47m

$198

DuluthChicago

DLH - ORD

DLHORD

Duluth Intl

Wed 5/27

6:10 pm-8:07 pm

Nonstop1h 57m

Chicago O'Hare Intl

Sun 5/31

8:48 am-10:43 am

Nonstop1h 55m

$223

DuluthChicago

DLH - ORD

DLHORD

Duluth Intl

Sat 3/14

7:53 am-9:50 am

Nonstop1h 57m

Chicago O'Hare Intl

Wed 3/18

8:50 am-10:43 am

Nonstop1h 53m

$225

DuluthChicago

DLH - ORD

DLHORD

Duluth Intl

Fri 4/10

5:00 am-6:55 am

Nonstop1h 55m

Chicago O'Hare Intl

Sun 4/12

8:50 am-10:39 am

Nonstop1h 49m

$239

DuluthChicago

DLH - ORD

DLHORD

Duluth Intl

Sat 3/28

11:20 am-1:09 pm

Nonstop1h 49m

Chicago O'Hare Intl

Sat 4/4

12:43 pm-2:27 pm

Nonstop1h 44m

$240

DuluthChicago

DLH - ORD

DLHORD

Duluth Intl

Wed 4/15

5:00 am-8:38 am

1 stop3h 38m

Chicago O'Hare Intl

Sat 4/18

6:25 am-12:07 pm

1 stop5h 42m

$243

DuluthChicago

DLH - ORD

DLHORD

Duluth Intl

Wed 6/17

5:00 am-6:56 am

Nonstop1h 56m

Chicago O'Hare Intl

Tue 6/23

3:40 pm-5:34 pm

Nonstop1h 54m

$244

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Duluth 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 Duluth is in April. Flight prices, which tend to average around $274, 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 April, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $275.

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

The cheapest day to depart from Duluth to Illinois is on a Tuesday when prices can be found for as low as $451. Flights from Duluth to Illinois on a Sunday will generally be more expensive and average around $736. 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 Duluth to Illinois during this time can be as low as $491. Flights in the afternoon are often more expensive with an average ticket price of $509.

What is the cheapest Duluth Intl to Illinois flight route?

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

What cabin class options are available on Duluth Intl to Illinois flights?

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

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

Cheap Duluth to Illinois flight deals and tips

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

Best Price Found

$249

Fastest flight time

1h 46m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Duluth in the past 72 hours is $249. The best round-trip flight deal from Duluth to Illinois found on momondo in the last 72 hours is $394.
The fastest flight from Duluth to Illinois takes 1h 46m
Direct flights go from Duluth to Illinois every day.
There are 98 airports in Illinois. From Duluth there are direct flights to Chicago O'Hare Intl (ORD).
Search flight deals

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

    Prices for flights from Duluth Intl Airport to Illinois were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Duluth Intl Airport to Illinois.

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

    The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Duluth to Illinois

Compare and see reviews for airlines that fly from Duluth to Illinois with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $207Free CancellationRating
7.4
9,344 reviews
Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Duluth to Illinois. Millions of users trust and use momondo every year so you are in good hands.

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

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

How can momondo help me find flights from Duluth 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 Duluth.

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

If you are not ready to book a flight from Duluth 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.

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