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$206+ 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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
GJT — ORD
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
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 July 29, 2025.

Round-trip from

$249
(American Airlines)

One-way from

$206
(American Airlines)

Popular in

October

Cheapest in

May

Average price

$404
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. 7% potential increase in price ($33 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 July 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 July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/27. 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.
Sun 8/175:00 amGJT - ORD
1 stop6h 22mAmerican Airlines
Sat 8/236:00 amORD - GJT
1 stop6h 55mAmerican Airlines
Deal found 7/27$249
This Delta deal was found by Cheapflights users on 7/28. 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 8/296:54 pmGJT - STL
1 stop4h 44mDelta
Mon 9/16:45 pmSTL - GJT
1 stop4h 58mDelta
Deal found 7/28$249
This American Airlines deal was found by Cheapflights users on 7/28. 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 8/2911:44 amGJT - STL
2 stops10h 15mAmerican Airlines
Mon 9/15:15 amSTL - GJT
1 stop7h 39mAmerican Airlines
Deal found 7/28$254
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Fri 10/241:35 pmGJT - ORD
1 stop5h 44mUnited Airlines
Mon 10/276:15 pmORD - GJT
1 stop4h 43mUnited Airlines
Deal found 7/27$271
This Delta deal was found by Cheapflights users on 7/28. 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 8/236:00 amGJT - ORD
2 stops10h 04mDelta
Sat 8/306:24 pmORD - GJT
1 stop5h 19mDelta
Deal found 7/28$299
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Sat 8/161:32 pmGJT - STL
1 stop6h 13mUnited Airlines
Tue 8/199:00 amSTL - GJT
1 stop4h 36mUnited Airlines
Deal found 7/28$334
This United Airlines deal was found by Cheapflights users on 7/28. 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 12/1310:45 amPIA - GJT
2 stops10h 40mUnited Airlines
Deal found 7/28$385
This American Airlines deal was found by Cheapflights users on 7/28. 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 12/136:00 amGJT - BMI
1 stop7h 30mAmerican Airlines
Tue 12/166:43 amBMI - GJT
1 stop5h 45mAmerican Airlines
Deal found 7/28$444
This Delta deal was found by Cheapflights users on 7/27. 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 8/126:00 amGJT - MDW
2 stops11h 37mDelta
Sat 8/161:43 pmMDW - GJT
2 stops10h 00mDelta
Deal found 7/27$533
This Mytrip deal was found by Cheapflights users on 7/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1712:53 pmGJT - ORD
2 stops29h 49mMultiple Airlines
Sat 8/237:09 pmORD - GJT
2 stops18h 04mMultiple Airlines
Deal found 7/27$543
This American Airlines deal was found by Cheapflights users on 7/26. 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 11/15:00 amGJT - SPI
2 stops14h 37mAmerican Airlines
Wed 11/53:40 pmSPI - GJT
2 stops20h 49mAmerican Airlines
Deal found 7/26$698

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 July 29, 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

Sun 8/17

5:00 am-12:22 pm

1 stop6h 22m

Chicago O'Hare Intl

Sat 8/23

6:00 am-11:55 am

1 stop6h 55m

$249

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Fri 8/29

6:54 pm-12:38 am

1 stop4h 44m

Lambert-St Louis

Mon 9/1

6:45 pm-10:43 pm

1 stop4h 58m

$249

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Fri 8/29

11:44 am-10:59 pm

2 stops10h 15m

Lambert-St Louis

Mon 9/1

5:15 am-11:54 am

1 stop7h 39m

$254

Grand JunctionChicago

GJT - ORD

GJTORD

Grand Junction Regnl

Fri 10/24

1:35 pm-8:19 pm

1 stop5h 44m

Chicago O'Hare Intl

Mon 10/27

6:15 pm-9:58 pm

1 stop4h 43m

$271

Grand JunctionChicago

GJT - ORD

GJTORD

Grand Junction Regnl

Sat 8/23

6:00 am-5:04 pm

2 stops10h 04m

Chicago O'Hare Intl

Sat 8/30

6:24 pm-10:43 pm

1 stop5h 19m

$299

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Sat 8/16

1:32 pm-8:45 pm

1 stop6h 13m

Lambert-St Louis

Tue 8/19

9:00 am-12:36 pm

1 stop4h 36m

$334

Grand JunctionPeoria

GJT - PIA

GJTPIA

Grand Junction Regnl

Wed 12/10

1:37 pm-8:56 pm

1 stop6h 19m

Greater Peoria

Sat 12/13

10:45 am-8:25 pm

2 stops10h 40m

$385

Grand JunctionBloomington

GJT - BMI

GJTBMI

Grand Junction Regnl

Sat 12/13

6:00 am-2:30 pm

1 stop7h 30m

Bloomington-Normal

Tue 12/16

6:43 am-11:28 am

1 stop5h 45m

$444

Grand JunctionChicago

GJT - MDW

GJTMDW

Grand Junction Regnl

Tue 8/12

6:00 am-6:37 pm

2 stops11h 37m

Chicago Midway

Sat 8/16

1:43 pm-10:43 pm

2 stops10h 00m

$533

Grand JunctionChicago

GJT - ORD

GJTORD

Grand Junction Regnl

Sun 8/17

12:53 pm-7:42 pm

2 stops29h 49m

Chicago O'Hare Intl

Sat 8/23

7:09 pm-12:13 pm

2 stops18h 04m

$543

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 18 results
1
2

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 July 29, 2025.
Peruse reviews from past customers who have flown with Delta, 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.
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

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
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

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
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

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
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

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 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.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $206. However, be on the lookout for offers from Delta and United Airlines, 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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Alternative routes for Grand Junction to Illinois

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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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$308Average$470FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$313Average$503FlexibilityNo cancel feeOn-time71%

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