HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
North Dakota

$69+ Cheap flights from Illinois to North Dakota

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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FAR
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to North Dakota with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Illinois to North Dakota

Keep the following information in mind while searching for Illinois to North Dakota flight deals. Data was last updated July 3, 2025.

Round-trip from

$164
(Priceline)

One-way from

$69
(Priceline)

Popular in

January

Cheapest in

December

Average price

$483

Good round-trip deal

$261 or less

Good one-way deal

$223 or less
From Illinois to North Dakota
Search Deals
One-way flight from Illinois to North Dakota
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Illinois to North Dakota.
Search Deals
Price to beat on a one-way flight from Illinois to North Dakota.
Search Deals

Find flight deals from Illinois to North Dakota

Cheapest flights from Illinois to North Dakota
Explore the most affordable flight options available from Illinois to North Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Priceline deal was found by Cheapflights users on 7/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/307:00 amORD - FAR
1 stop6h 51mFrontier
Wed 8/62:36 pmFAR - ORD
1 stop9h 56mFrontier
Deal found 7/2$164
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Tue 8/59:45 amORD - BIS
Nonstop2h 24mAmerican Airlines
Tue 8/121:22 pmBIS - ORD
Nonstop2h 13mAmerican Airlines
Deal found 7/2$199
This American Airlines deal was found by Cheapflights users on 7/3. 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 8/152:59 pmORD - FAR
Nonstop1h 54mAmerican Airlines
Sun 8/177:05 amFAR - ORD
Nonstop1h 55mAmerican Airlines
Deal found 7/3$209
This Delta deal was found by Cheapflights users on 7/2. 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.
Tue 8/56:00 amORD - BIS
1 stop4h 37mDelta
Tue 8/121:14 pmBIS - ORD
1 stop3h 31mDelta
Deal found 7/2$219
This Delta deal was found by Cheapflights users on 7/1. 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.
Fri 8/88:15 pmORD - FAR
1 stop3h 31mDelta
Sun 8/105:00 amFAR - ORD
1 stop3h 25mDelta
Deal found 7/1$229
This Delta deal was found by Cheapflights users on 7/1. 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.
Tue 7/291:46 pmMDW - FAR
1 stop6h 36mDelta
Tue 8/51:28 pmFAR - MDW
1 stop4h 11mDelta
Deal found 7/1$229
This Delta deal was found by Cheapflights users on 7/1. 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.
Fri 8/156:10 amORD - MOT
1 stop5h 44mDelta
Fri 8/2212:35 pmMOT - ORD
1 stop6h 53mDelta
Deal found 7/1$238
This Delta deal was found by Cheapflights users on 7/1. 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.
Fri 8/157:17 pmMDW - MOT
1 stop4h 08mDelta
Fri 8/225:00 amMOT - MDW
1 stop3h 51mDelta
Deal found 7/1$238
This Delta deal was found by Cheapflights users on 7/1. 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.
Wed 8/66:30 amSTL - BIS
1 stop4h 07mDelta
Tue 8/125:01 amBIS - STL
1 stop3h 33mDelta
Deal found 7/1$249
This Delta deal was found by Cheapflights users on 7/2. 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.
Sat 8/237:17 pmMDW - BIS
1 stop4h 01mDelta
Sun 8/247:35 amBIS - MDW
1 stop5h 28mDelta
Deal found 7/2$250
This American Airlines deal was found by Cheapflights users on 7/1. 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.
Wed 8/610:16 amSTL - BIS
2 stops12h 01mAmerican Airlines
Tue 8/122:59 pmBIS - STL
1 stop8h 15mAmerican Airlines
Deal found 7/1$254
This FlightHub deal was found by Cheapflights users on 7/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/162:44 pmMDW - FAR
1 stop23h 07mFrontier
Mon 8/182:36 pmFAR - MDW
2 stops18h 26mFrontier
Deal found 7/2$255

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois to North Dakota 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 3, 2025.
Use the filters below to find and compare flights from Illinois to North Dakota that are best for you.

Fly from

Illinois

Fly to

North Dakota

Route

Depart

Return

Price

ChicagoFargo

ORD - FAR

ORDFAR

Chicago O'Hare Intl

Wed 7/30

7:00 am-1:51 pm

1 stop6h 51m

Fargo Hector Field

Wed 8/6

2:36 pm-12:32 am

1 stop9h 56m

$164

ChicagoBismarck

ORD - BIS

ORDBIS

Chicago O'Hare Intl

Tue 8/5

9:45 am-12:09 pm

Nonstop2h 24m

Bismarck

Tue 8/12

1:22 pm-3:35 pm

Nonstop2h 13m

$199

ChicagoFargo

ORD - FAR

ORDFAR

Chicago O'Hare Intl

Fri 8/15

2:59 pm-4:53 pm

Nonstop1h 54m

Fargo Hector Field

Sun 8/17

7:05 am-9:00 am

Nonstop1h 55m

$209

ChicagoBismarck

ORD - BIS

ORDBIS

Chicago O'Hare Intl

Tue 8/5

6:00 am-10:37 am

1 stop4h 37m

Bismarck

Tue 8/12

1:14 pm-4:45 pm

1 stop3h 31m

$219

ChicagoFargo

ORD - FAR

ORDFAR

Chicago O'Hare Intl

Fri 8/8

8:15 pm-11:46 pm

1 stop3h 31m

Fargo Hector Field

Sun 8/10

5:00 am-8:25 am

1 stop3h 25m

$229

ChicagoFargo

MDW - FAR

MDWFAR

Chicago Midway

Tue 7/29

1:46 pm-8:22 pm

1 stop6h 36m

Fargo Hector Field

Tue 8/5

1:28 pm-5:39 pm

1 stop4h 11m

$229

ChicagoMinot

ORD - MOT

ORDMOT

Chicago O'Hare Intl

Fri 8/15

6:10 am-11:54 am

1 stop5h 44m

Minot

Fri 8/22

5:24 pm-9:35 pm

1 stop4h 11m

$238

ChicagoMinot

MDW - MOT

MDWMOT

Chicago Midway

Fri 8/15

7:17 pm-11:25 pm

1 stop4h 08m

Minot

Fri 8/22

5:00 am-8:51 am

1 stop3h 51m

$238

St. LouisBismarck

STL - BIS

STLBIS

Lambert-St Louis

Wed 8/6

6:30 am-10:37 am

1 stop4h 07m

Bismarck

Tue 8/12

5:01 am-8:34 am

1 stop3h 33m

$249

ChicagoBismarck

MDW - BIS

MDWBIS

Chicago Midway

Sat 8/23

1:43 pm-8:11 pm

1 stop6h 28m

Bismarck

Sun 8/24

7:35 am-1:03 pm

1 stop5h 28m

$250

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 52 results
1
2
3
...
6

Best time to book a flight from Illinois to North Dakota

Have a flexible travel schedule? Discover the best time to fly to North Dakota 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.

Cheapflights Insights

Everything you need to know about your flight from Illinois to North Dakota

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

Currently, August is the cheapest month in which you can book a flight from Illinois to North Dakota (average of $333). Flying from Illinois to North Dakota in July is currently the most expensive (average of $446). 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 ND?

Find hourly flight availability from Illinois to North Dakota. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

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

Weekly flight availability from Illinois to North Dakota

Explore weekly flight availability from Illinois to North Dakota. 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 3, 2025.

The most flights from USIL to USND are scheduled on a Thursday (21 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing North Dakota

Get insights into the airlines that provide service to North Dakota. 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 North Dakota. Reviews last updated July 3, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Illinois to North Dakota. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

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
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

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
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

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
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

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!
Frontier
5.9
Fair
3,286 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

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 Illinois to North Dakota. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    One-way options have recently been found by users for as low as $69 on Frontier. Other airlines that offer cheap prices include Delta from $211 and American Airlines from $224 one-way.

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

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

  • How can I find direct flights from Illinois to North Dakota?

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

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

    Yes. Cheapflights offers flight deals from Illinois to North Dakota 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 North Dakota?

    Currently, August is the cheapest month in which you can book a flight from Illinois to North Dakota (average of $333). Flying from Illinois to North Dakota in July is currently the most expensive (average of $446). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to North Dakota

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to LaGuardia flights
Los Angeles to John F Kennedy Intl flights
Dallas/Fort Worth to Seattle flights
Los Angeles to Seattle flights
John F Kennedy Intl to Los Angeles flights
Los Angeles to Newark flights
John F Kennedy Intl to Las Vegas flights
LaGuardia to Dallas/Fort Worth flights
John F Kennedy Intl to Miami flights
Dallas/Fort Worth to John F Kennedy Intl flights
Newark to Los Angeles flights
John F Kennedy Intl to O'Hare Intl flights
Dallas/Fort Worth to O'Hare Intl flights
Los Angeles to Honolulu flights
LaGuardia to Fort Lauderdale flights
Dallas/Fort Worth to Los Angeles flights
Newark to Fort Lauderdale flights
Atlanta to John F Kennedy Intl flights
Los Angeles to Dallas/Fort Worth flights
Los Angeles to San Francisco flights
John F Kennedy Intl to Orlando flights
Newark to O'Hare Intl flights
Dallas/Fort Worth to Las Vegas flights
LaGuardia to O'Hare Intl flights
John F Kennedy Intl to Seattle flights
San Francisco to Las Vegas flights
San Francisco to John F Kennedy Intl flights
O'Hare Intl to LaGuardia flights
John F Kennedy Intl to Atlanta flights
John F Kennedy Intl to Dallas/Fort Worth flights
Newark to Seattle flights
John F Kennedy Intl to San Francisco flights
San Francisco to Los Angeles flights
Newark to Miami flights
LaGuardia to Miami flights
Seattle to Dallas/Fort Worth flights
O'Hare Intl to John F Kennedy Intl flights
Ontario to Seattle flights
Seattle to Los Angeles flights
Dallas/Fort Worth to Newark flights
O'Hare Intl to Newark flights
O'Hare Intl to Las Vegas flights
Dallas/Fort Worth to Orlando flights
John F Kennedy Intl to Fort Lauderdale flights
Los Angeles to O'Hare Intl flights
Newark to Orlando flights
O'Hare Intl to Dallas/Fort Worth flights
Los Angeles to Las Vegas flights
Newark to Las Vegas flights
Dallas/Fort Worth to Denver flights

Top 3 airlines flying from Illinois to North Dakota

Discover the top 3 airlines that operate flights from Illinois to North Dakota. 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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$190Average$412FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$199Average$387FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$209Average$333FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.