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North Dakota

$55+ 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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FAR
ene. 26 — feb. 21
dom. 1/26
dom. 2/2
1 adult, Economy
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Cheap flight deals from Illinois to North Dakota

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) to North Dakota (USND). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 21, 2025.

Round-trip from

$159
(Frontier)

One-way from

$55
(Frontier)

Good round-trip deal

$281 or less

Good one-way deal

$139 or less
From Illinois to North Dakota
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One-way flight from Illinois to North Dakota
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Price to beat on a round-trip flight from Illinois to North Dakota.
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Price to beat on a one-way flight from Illinois to North Dakota.
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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 enero 21, 2025.

This Frontier deal was found by Cheapflights users on 1/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/77:15 amMDW - FAR
1 stop6h 24mFrontier
sáb. 2/1511:27 amFAR - MDW
1 stop8h 02mFrontier
Deal found 1/20$140
This Frontier deal was found by Cheapflights users on 1/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/77:25 amORD - FAR
1 stop6h 14mFrontier
sáb. 2/1511:27 amFAR - ORD
1 stop8h 12mFrontier
Deal found 1/20$159
This Gotogate deal was found by Cheapflights users on 1/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 3/711:00 amSTL - FAR
1 stop22h 36mFrontier
sáb. 3/1510:26 amFAR - STL
1 stop13h 23mFrontier
Deal found 1/19$192
This Delta deal was found by Cheapflights users on 1/20. 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.
mié. 3/51:26 pmMDW - BIS
1 stop6h 46mDelta
mié. 3/1211:28 amBIS - MDW
1 stop6h 50mDelta
Deal found 1/20$199
This Delta deal was found by Cheapflights users on 1/20. 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.
mié. 2/195:30 pmSTL - FAR
1 stop6h 02mDelta
mié. 2/265:25 pmFAR - STL
1 stop4h 52mDelta
Deal found 1/20$217
This Delta deal was found by Cheapflights users on 1/20. 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.
mié. 3/56:15 amORD - BIS
1 stop4h 40mDelta
mié. 3/1211:28 amBIS - ORD
1 stop6h 00mDelta
Deal found 1/20$224
This United Airlines deal was found by Cheapflights users on 1/20. 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.
mié. 2/58:27 amSTL - FAR
1 stop8h 43mUnited Airlines
dom. 2/97:30 amFAR - STL
1 stop4h 46mUnited Airlines
Deal found 1/20$229
This Delta deal was found by Cheapflights users on 1/20. 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.
sáb. 2/156:00 amSTL - MOT
1 stop6h 07mDelta
sáb. 2/227:25 amMOT - STL
1 stop7h 25mDelta
Deal found 1/20$238
This Delta deal was found by Cheapflights users on 1/20. 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.
mié. 2/191:26 pmMDW - FAR
1 stop6h 37mDelta
mié. 2/265:05 amFAR - MDW
1 stop4h 30mDelta
Deal found 1/20$239
This American Airlines deal was found by Cheapflights users on 1/20. 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.
mié. 2/195:45 amSTL - FAR
1 stop6h 09mAmerican Airlines
mié. 2/2612:30 pmFAR - STL
2 stops11h 26mAmerican Airlines
Deal found 1/20$264
This Delta deal was found by Cheapflights users on 1/20. 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.
sáb. 2/156:15 amORD - FAR
1 stop4h 01mDelta
dom. 2/165:05 amFAR - ORD
1 stop5h 23mDelta
Deal found 1/20$269
This American Airlines deal was found by Cheapflights users on 1/20. 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.
jue. 5/11:15 pmORD - FAR
Nonstop1h 54mAmerican Airlines
mar. 5/65:38 amFAR - ORD
Nonstop1h 52mAmerican Airlines
Deal found 1/20$277

Find flights from Illinois to North Dakota within your budget

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 enero 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoFargo

ORD - FAR

ORDFAR

Chicago O'Hare Intl

vie. 2/7

7:25 am-1:39 pm

1 stop6h 14m

Fargo Hector Field

sáb. 2/15

11:27 am-7:39 pm

1 stop8h 12m

$159

St. LouisFargo

STL - FAR

STLFAR

Lambert-St Louis

vie. 3/7

11:00 am-9:36 am

1 stop22h 36m

Fargo Hector Field

sáb. 3/15

10:26 am-11:49 pm

1 stop13h 23m

$192

ChicagoBismarck

MDW - BIS

MDWBIS

Chicago Midway

mié. 3/5

1:26 pm-8:12 pm

1 stop6h 46m

Bismarck

mié. 3/12

7:30 am-2:15 pm

1 stop6h 45m

$199

ChicagoBismarck

ORD - BIS

ORDBIS

Chicago O'Hare Intl

mar. 3/4

6:15 am-1:21 pm

1 stop7h 06m

Bismarck

mar. 3/11

5:36 pm-9:47 pm

1 stop4h 11m

$199

St. LouisFargo

STL - FAR

STLFAR

Lambert-St Louis

mié. 2/19

5:30 pm-11:32 pm

1 stop6h 02m

Fargo Hector Field

mié. 2/26

5:25 pm-10:17 pm

1 stop4h 52m

$217

St. LouisFargo

STL - FAR

STLFAR

Lambert-St Louis

mié. 2/5

8:27 am-5:10 pm

1 stop8h 43m

Fargo Hector Field

dom. 2/9

7:30 am-12:16 pm

1 stop4h 46m

$229

St. LouisMinot

STL - MOT

STLMOT

Lambert-St Louis

sáb. 2/15

6:00 am-12:07 pm

1 stop6h 07m

Minot

sáb. 2/22

7:25 am-2:50 pm

1 stop7h 25m

$238

St. LouisFargo

STL - FAR

STLFAR

Lambert-St Louis

mié. 2/19

5:45 am-11:54 am

1 stop6h 09m

Fargo Hector Field

mié. 2/26

12:30 pm-11:56 pm

2 stops11h 26m

$264

ChicagoFargo

ORD - FAR

ORDFAR

Chicago O'Hare Intl

sáb. 2/15

6:15 am-10:16 am

1 stop4h 01m

Fargo Hector Field

dom. 2/16

5:05 am-10:28 am

1 stop5h 23m

$269

ChicagoFargo

ORD - FAR

ORDFAR

Chicago O'Hare Intl

jue. 5/1

1:15 pm-3:09 pm

Nonstop1h 54m

Fargo Hector Field

mar. 5/6

5:38 am-7:30 am

Nonstop1h 52m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 35 results
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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.

Travel insights for flights from Illinois to North Dakota

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

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 March is currently the most expensive (average of $468). 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 enero 21, 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 enero 21, 2025.

The most flights from USIL to USND are scheduled on a Monday (15 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in North Dakota by month

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

In terms of precipitation, rainfall in North Dakota ranges from 0.6 - 3.9 inches per month. June is typically the wettest month, when rainfall can reach 3.9 in. February is typically the driest time to visit North Dakota when rainfall is around 0.6 in.

Temperature in North Dakota by month

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

If weather is an important factor for your trip to North Dakota, 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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 8.6 F).

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 enero 21, 2025.
See what other customers who have flown with United Airlines, American Airlines and Frontier from Illinois to North Dakota have to say. 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
8,521 reviews

Comfort

8.0

Food

7.3

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

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

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Food

7.3

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

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

United Airlines
7.4
Good
8,984 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Food

7.3

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

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
8,521 reviews

Comfort

8.0

Food

7.3

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

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

Frontier
6.1
Okay
3,443 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Food

7.3

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 10

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 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 $55 on Frontier. Other airlines that offer cheap prices include Delta from $100 and American Airlines from $140 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 March is currently the most expensive (average of $468). 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

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Alternative routes for Illinois to North Dakota

See prices for flight routes from nearby airports that may be better suited for you.
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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 enero 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$210Average$362FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$219Average$453FlexibilityNo cancel feeOn-time71%
DeltaCheapest$232Average$423FlexibilityNo cancel feeOn-timeN/A
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