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$215+ Cheap flights from Grand Junction (GJT) to Illinois

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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
GJT — ORD
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Grand Junction to Illinois

Keep the following information in mind while searching for Grand Junction to Illinois flight deals. Data was last updated September 15, 2025.

Round-trip from

$269
(American Airlines)

One-way from

$215
(Kiwi.com)

Popular in

October

Cheapest in

May

Average price

$378
From Grand Junction Regnl to Illinois
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One-way flight from Grand Junction Regnl to Illinois
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Highest demand for flights based on searches. 8% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Grand Junction to Illinois

Cheapest flights from Grand Junction to Illinois
Explore the most affordable flight options available from Grand Junction to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/13. 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 11/42:09 pmGJT - ORD
1 stop9h 03mAmerican Airlines
Tue 11/115:18 amORD - GJT
1 stop5h 48mAmerican Airlines
Deal found 9/13$269
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Sat 9/2711:46 amGJT - ORD
1 stop8h 19mAmerican Airlines
Sat 10/43:08 pmORD - GJT
1 stop7h 01mAmerican Airlines
Deal found 9/13$284
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Thu 10/21:35 pmGJT - STL
1 stop6h 11mUnited Airlines
Mon 10/65:15 amSTL - GJT
1 stop6h 31mUnited Airlines
Deal found 9/13$284
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/161:16 pmGJT - ORD
2 stops33h 28mMultiple Airlines
Wed 11/198:30 pmORD - GJT
1 stop17h 06mMultiple Airlines
Deal found 9/14$295
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 9/306:13 pmGJT - ORD
1 stop4h 46mUnited Airlines
Sat 10/44:09 pmORD - GJT
1 stop7h 02mUnited Airlines
Deal found 9/15$299
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 10/161:35 pmGJT - ORD
1 stop5h 20mUnited Airlines
Sun 10/195:01 amORD - GJT
1 stop6h 45mUnited Airlines
Deal found 9/14$329
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 12/101:37 pmGJT - PIA
1 stop6h 19mUnited Airlines
Sat 12/131:15 pmPIA - GJT
2 stops9h 58mUnited Airlines
Deal found 9/14$354
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 10/2111:27 amGJT - ORD
1 stop5h 58mUnited Airlines
Sat 10/258:51 amORD - GJT
2 stops12h 31mUnited Airlines
Deal found 9/14$402
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 9/241:45 pmGJT - ORD
1 stop5h 12mUnited Airlines
Wed 10/17:10 amORD - GJT
1 stop6h 18mUnited Airlines
Deal found 9/14$424
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 9/1711:25 amGJT - STL
1 stop4h 08mUnited Airlines
Mon 9/224:40 pmSTL - GJT
1 stop4h 36mUnited Airlines
Deal found 9/14$444
This American Airlines deal was found by Cheapflights users on 9/13. 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 9/244:40 pmGJT - PIA
1 stop5h 43mAmerican Airlines
Sun 9/286:53 amPIA - GJT
1 stop6h 13mAmerican Airlines
Deal found 9/13$444
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Wed 10/81:35 pmGJT - ORD
1 stop5h 50mUnited Airlines
Sun 10/125:01 amORD - GJT
1 stop6h 45mUnited Airlines
Deal found 9/13$450

Cheapflights Fare Finder

 
Customize your flight search to find flights from Grand Junction 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, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Grand Junction to Illinois that are best for you.

Fly from

Grand Junction

Fly to

Illinois

Route

Depart

Return

Price

Grand JunctionChicago

GJT - ORD

GJTORD

Grand Junction Regnl

Wed 11/12

5:30 am-1:39 pm

1 stop7h 09m

Chicago O'Hare Intl

Sat 11/15

3:14 pm-8:47 pm

1 stop6h 33m

$269

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Thu 10/2

1:35 pm-8:46 pm

1 stop6h 11m

Lambert-St Louis

Mon 10/6

5:15 am-10:46 am

1 stop6h 31m

$284

Grand JunctionChicago

GJT - ORD

GJTORD

Grand Junction Regnl

Sat 9/27

11:46 am-9:05 pm

1 stop8h 19m

Chicago O'Hare Intl

Sat 10/4

3:08 pm-9:09 pm

1 stop7h 01m

$284

Grand JunctionChicago

GJT - ORD

GJTORD

Grand Junction Regnl

Sun 11/16

1:16 pm-11:44 pm

2 stops33h 28m

Chicago O'Hare Intl

Wed 11/19

8:30 pm-12:36 pm

1 stop17h 06m

$295

Grand JunctionChicago

GJT - ORD

GJTORD

Grand Junction Regnl

Tue 9/30

6:13 pm-11:59 pm

1 stop4h 46m

Chicago O'Hare Intl

Sat 10/4

4:09 pm-10:11 pm

1 stop7h 02m

$299

Grand JunctionChicago

GJT - ORD

GJTORD

Grand Junction Regnl

Thu 10/16

1:35 pm-8:25 pm

1 stop5h 50m

Chicago O'Hare Intl

Sun 10/19

5:01 am-10:46 am

1 stop6h 45m

$329

Grand JunctionChicago

GJT - ORD

GJTORD

Grand Junction Regnl

Wed 10/8

6:13 pm-11:59 pm

1 stop4h 46m

Chicago O'Hare Intl

Sun 10/12

7:10 am-12:28 pm

1 stop6h 18m

$329

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Sat 2/28

3:08 pm-11:39 pm

1 stop7h 31m

Lambert-St Louis

Tue 3/3

7:55 am-2:50 pm

1 stop7h 55m

$339

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Sat 2/28

11:25 am-4:34 pm

1 stop4h 09m

Lambert-St Louis

Tue 3/3

8:30 am-12:15 pm

1 stop4h 45m

$339

Grand JunctionChicago

GJT - ORD

GJTORD

Grand Junction Regnl

Sat 2/28

3:25 pm-10:52 pm

1 stop6h 27m

Chicago O'Hare Intl

Tue 3/3

4:05 pm-8:27 pm

1 stop5h 22m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 34 results
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Best time to book a flight from Grand Junction to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Grand Junction 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 Grand Junction to Illinois

What is the cheapest month to book a flight from Grand Junction to Illinois?

Currently, August is the cheapest month in which you can book a flight from Grand Junction to Illinois (average of $245). Flying from Grand Junction to Illinois in March is currently the most expensive (average of $321). 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.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated September 15, 2025.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Grand Junction to Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,931 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,931 reviews
United Airlines
7.4
Good
8,931 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,931 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Grand Junction to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Grand Junction to Illinois?

    Located just 4.3 mi from the city center, Grand Junction Regnl (GJT) is the airport most travelers will use when flying to Illinois from Grand Junction.

  • How long is the flight from Grand Junction to Illinois?

    A quick flight from Grand Junction to Illinois can take about 6h 11m. American Airlines provides one of the quickest options available for as low as $284. Grand Junction and Illinois are separated by a distance of 974 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Grand Junction to Illinois one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $256. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Grand Junction to Illinois for a low price.

  • What are the most popular routes from Grand Junction to Illinois?

    While some choose either Grand Junction Regnl - Lambert-St Louis or Grand Junction Regnl - Chicago Midway, Grand Junction Regnl - Chicago O'Hare Intl is the most popular route from Grand Junction to Illinois.

  • Can I find deals for flights from Grand Junction to Illinois that include hotel bookings?

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

  • How can I find direct flights from Grand Junction to Illinois?

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

  • Can I find deals for business class flights from Grand Junction to Illinois?

    Yes. Cheapflights offers flight deals from Grand Junction to Illinois 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 Grand Junction to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Grand Junction to Illinois (average of $245). Flying from Grand Junction to Illinois in March is currently the most expensive (average of $321). 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.

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Top 2 airlines flying from Grand Junction to Illinois

Discover the top 2 airlines that operate flights from Grand Junction to Illinois. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$422FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$263Average$484FlexibilityNo cancel feeOn-time69%

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