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$201+ 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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
GJT — ORD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$249
(American Airlines)

One-way from

$201
(United Airlines)

Popular in

August

Cheapest in

May

Average price

$483
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 ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/12. 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 7/1612:14 pmGJT - ORD
1 stop7h 44mAmerican Airlines
Wed 7/235:00 amORD - GJT
1 stop7h 41mAmerican Airlines
Deal found 6/12$249
This Delta deal was found by Cheapflights users on 6/10. 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 7/116:00 amGJT - ORD
1 stop4h 53mDelta
Mon 7/142:15 pmORD - GJT
1 stop5h 00mDelta
Deal found 6/10$269
This United Airlines deal was found by Cheapflights users on 6/10. 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 10/16:13 pmGJT - ORD
1 stop4h 46mUnited Airlines
Sun 10/55:01 amORD - GJT
1 stop6h 45mUnited Airlines
Deal found 6/10$273
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 9/44:30 pmGJT - PIA
1 stop5h 28mAmerican Airlines
Tue 9/96:54 amPIA - GJT
1 stop5h 58mAmerican Airlines
Deal found 6/10$325
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/171:45 pmGJT - STL
1 stop7h 05mUnited Airlines
Sat 7/264:45 pmSTL - GJT
1 stop6h 30mUnited Airlines
Deal found 6/10$409
This American Airlines deal was found by Cheapflights users on 6/10. 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 6/114:33 pmGJT - STL
1 stop5h 27mAmerican Airlines
Wed 6/185:37 amSTL - GJT
1 stop5h 18mAmerican Airlines
Deal found 6/10$514
This Mytrip deal was found by Cheapflights users on 6/12. 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.
Thu 7/311:57 pmGJT - ORD
2 stops17h 58mMultiple Airlines
Sun 8/37:08 amORD - GJT
1 stop7h 07mMultiple Airlines
Deal found 6/12$615
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Thu 7/171:57 pmGJT - STL
3 stops25h 48mMultiple Airlines
Sat 7/263:34 pmSTL - GJT
2 stops22h 41mMultiple Airlines
Deal found 6/10$668
This Delta deal was found by Cheapflights users on 6/12. 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 6/136:52 pmGJT - MDW
2 stops12h 49mDelta
Fri 6/2012:44 pmMDW - GJT
2 stops10h 47mDelta
Deal found 6/12$687
This Delta deal was found by Cheapflights users on 6/10. 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 7/21:15 pmGJT - STL
2 stops9h 12mDelta
Mon 7/73:59 pmSTL - GJT
2 stops7h 34mDelta
Deal found 6/10$1,067

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 June 12, 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 7/16

12:14 pm-8:58 pm

1 stop7h 44m

Chicago O'Hare Intl

Wed 7/23

5:00 am-11:41 am

1 stop7h 41m

$249

Grand JunctionChicago

GJT - ORD

GJTORD

Grand Junction Regnl

Fri 7/11

6:00 am-11:53 am

1 stop4h 53m

Chicago O'Hare Intl

Mon 7/14

2:15 pm-6:15 pm

1 stop5h 00m

$269

Grand JunctionChicago

GJT - ORD

GJTORD

Grand Junction Regnl

Wed 10/1

6:13 pm-11:59 pm

1 stop4h 46m

Chicago O'Hare Intl

Sun 10/5

5:01 am-10:46 am

1 stop6h 45m

$273

Grand JunctionPeoria

GJT - PIA

GJTPIA

Grand Junction Regnl

Thu 9/4

4:30 pm-10:58 pm

1 stop5h 28m

Greater Peoria

Tue 9/9

6:54 am-11:52 am

1 stop5h 58m

$325

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Thu 7/17

1:45 pm-9:50 pm

1 stop7h 05m

Lambert-St Louis

Sat 7/26

4:45 pm-10:15 pm

1 stop6h 30m

$409

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Wed 7/2

12:15 pm-11:19 pm

2 stops10h 04m

Lambert-St Louis

Mon 7/7

7:02 am-11:41 am

1 stop5h 39m

$589

Grand JunctionChicago

GJT - ORD

GJTORD

Grand Junction Regnl

Thu 7/31

1:57 pm-8:55 am

2 stops17h 58m

Chicago O'Hare Intl

Sun 8/3

7:08 am-1:15 pm

1 stop7h 07m

$615

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Thu 7/17

1:57 pm-4:45 pm

3 stops25h 48m

Lambert-St Louis

Sat 7/26

3:34 pm-1:15 pm

2 stops22h 41m

$668

Grand JunctionChicago

GJT - MDW

GJTMDW

Grand Junction Regnl

Wed 8/20

6:00 am-5:37 pm

2 stops10h 37m

Chicago Midway

Sun 8/24

9:15 am-6:15 pm

2 stops10h 00m

$719

Grand JunctionSt. Louis

GJT - STL

GJTSTL

Grand Junction Regnl

Wed 7/2

1:15 pm-11:27 pm

2 stops9h 12m

Lambert-St Louis

Mon 7/7

3:59 pm-10:33 pm

2 stops7h 34m

$1,067

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 18 results
1
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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.

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 June 12, 2025.
To help decide which airline to fly from Grand Junction to Illinois, see what other customers have to say about Delta, United Airlines and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

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 United Airlines, with whom users have recently found tickets for as low as $201. However, be on the lookout for offers from Delta and American 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 - Chicago Midway or Grand Junction Regnl - Lambert-St Louis, 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$310Average$486FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$422Average$1,285FlexibilityNo cancel feeOn-time71%

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