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$200+ Cheap flights from Saint George (SGU) 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
SGU — ORD
Aug 26 — Sep 21
Tue 8/26
Tue 9/2
1 adult, Economy
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Cheap flight deals from Saint George to Illinois

Keep the following information in mind while searching for Saint George to Illinois flight deals. Data was last updated August 21, 2025.

Round-trip from

$258
(United Airlines)

One-way from

$200
(American Airlines)

Popular in

January

Cheapest in

August

Average price

$271
From Saint George to Illinois
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One-way flight from Saint George to Illinois
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Highest demand for flights based on searches. 24% potential increase in price ($164 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Saint George to Illinois

Cheapest flights from Saint George to Illinois
Explore the most affordable flight options available from Saint George to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.

This American Airlines deal was found by Cheapflights users on 8/20. 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.
Fri 10/174:45 pmSGU - ORD
1 stop6h 45mAmerican Airlines
Tue 10/213:22 pmORD - SGU
1 stop7h 12mAmerican Airlines
Deal found 8/20$258
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Tue 9/25:33 pmSGU - ORD
1 stop5h 26mUnited Airlines
Sat 9/68:50 amORD - SGU
1 stop8h 31mUnited Airlines
Deal found 8/20$364
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Thu 9/411:25 amSGU - ORD
1 stop6h 28mUnited Airlines
Mon 9/86:21 pmORD - SGU
1 stop5h 33mUnited Airlines
Deal found 8/20$388
This United Airlines deal was found by Cheapflights users on 8/21. 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 10/105:30 pmSGU - ORD
1 stop5h 29mUnited Airlines
Mon 10/134:09 pmORD - SGU
1 stop7h 47mUnited Airlines
Deal found 8/21$404
This American Airlines deal was found by Cheapflights users on 8/20. 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.
Sun 11/166:20 amSGU - ORD
1 stop6h 44mAmerican Airlines
Fri 11/211:28 pmORD - SGU
1 stop8h 00mAmerican Airlines
Deal found 8/20$494
This American Airlines deal was found by Cheapflights users on 8/21. 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 10/104:45 pmSGU - ORD
1 stop11h 55mAmerican Airlines
Mon 10/138:40 pmORD - SGU
1 stop15h 33mAmerican Airlines
Deal found 8/21$543
This Delta deal was found by Cheapflights users on 8/20. 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.
Sun 11/169:05 amSGU - MDW
2 stops11h 39mDelta
Fri 11/219:20 amMDW - SGU
2 stops10h 15mDelta
Deal found 8/20$893
This Delta deal was found by Cheapflights users on 8/20. 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.
Sat 11/229:05 amSGU - MDW
2 stops8h 02mDelta
Sat 11/299:20 amMDW - SGU
2 stops8h 30mDelta
Deal found 8/20$968
This Delta deal was found by Cheapflights users on 8/20. 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.
Tue 8/269:00 amSGU - MDW
2 stops7h 37mDelta
Wed 8/271:08 pmMDW - SGU
2 stops11h 44mDelta
Deal found 8/20$1,157
This Delta deal was found by Cheapflights users on 8/20. 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.
Tue 9/29:00 amSGU - MDW
2 stops7h 37mDelta
Sat 9/61:08 pmMDW - SGU
2 stops9h 42mDelta
Deal found 8/20$1,511

Cheapflights Fare Finder

 
Customize your flight search to find flights from Saint George 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 August 21, 2025.
Use the filters below to find and compare flights from Saint George to Illinois that are best for you.

Fly from

Saint George

Fly to

Illinois

Route

Depart

Return

Price

Saint GeorgeChicago

SGU - ORD

SGUORD

Saint George

Fri 10/17

4:45 pm-12:30 am

1 stop6h 45m

Chicago O'Hare Intl

Tue 10/21

3:22 pm-9:34 pm

1 stop7h 12m

$258

Saint GeorgeChicago

SGU - ORD

SGUORD

Saint George

Tue 9/2

5:33 pm-11:59 pm

1 stop5h 26m

Chicago O'Hare Intl

Sat 9/6

8:50 am-4:21 pm

1 stop8h 31m

$364

Saint GeorgeChicago

SGU - ORD

SGUORD

Saint George

Thu 9/4

11:25 am-6:53 pm

1 stop6h 28m

Chicago O'Hare Intl

Mon 9/8

6:21 pm-10:54 pm

1 stop5h 33m

$388

Saint GeorgeChicago

SGU - ORD

SGUORD

Saint George

Fri 10/10

5:30 pm-11:59 pm

1 stop5h 29m

Chicago O'Hare Intl

Mon 10/13

4:09 pm-10:56 pm

1 stop7h 47m

$404

Saint GeorgeChicago

SGU - ORD

SGUORD

Saint George

Sun 11/16

6:20 am-2:04 pm

1 stop6h 44m

Chicago O'Hare Intl

Fri 11/21

1:28 pm-8:28 pm

1 stop8h 00m

$494

Saint GeorgeChicago

SGU - ORD

SGUORD

Saint George

Fri 10/10

4:45 pm-5:40 am

1 stop11h 55m

Chicago O'Hare Intl

Mon 10/13

8:40 pm-11:13 am

1 stop15h 33m

$543

Saint GeorgeChicago

SGU - MDW

SGUMDW

Saint George

Sun 11/16

9:05 am-9:44 pm

2 stops11h 39m

Chicago Midway

Fri 11/21

9:20 am-6:35 pm

2 stops10h 15m

$893

Saint GeorgeChicago

SGU - MDW

SGUMDW

Saint George

Sat 11/22

9:05 am-6:07 pm

2 stops8h 02m

Chicago Midway

Sat 11/29

9:20 am-4:50 pm

2 stops8h 30m

$968

Saint GeorgeChicago

SGU - MDW

SGUMDW

Saint George

Tue 9/2

9:00 am-5:37 pm

2 stops7h 37m

Chicago Midway

Sat 9/6

1:08 pm-9:50 pm

2 stops9h 42m

$1,511

Saint GeorgeChicago

SGU - ORD

SGUORD

Saint George

Wed 10/15

4:45 pm-12:30 am

1 stop6h 45m

$200

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Showing 1-10 of 14 results
1
2

Best time to book a flight from Saint George to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Saint George 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 Saint George to Illinois
No data available for this route at this time. Please check back soon.

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 August 21, 2025.
Get a feel of what it's like to fly with United Airlines from Saint George to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,934 reviews

Overall

7.4

Crew

8.1

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

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
8,934 reviews
United Airlines
7.4
Good
8,934 reviews

Overall

7.4

Crew

8.1

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

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 Saint George 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 Saint George to Illinois?

    For a flight from Saint George to Illinois, you will be flying from Saint George. Saint George (SGU) is just 1.4 mi from the center of the city.

  • How long is the flight from Saint George to Illinois?

    For as low as $364, American Airlines can have you in Illinois from Saint George in 5h 26m. The distance from Saint George to Illinois is about 1403 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 Saint George to Illinois one-way?

    One-way options have recently been found by users for as low as $200 on American Airlines. Other airlines that offer cheap prices include United Airlines from $248 and Delta from $301 one-way.

  • Can I find deals for flights from Saint George to Illinois that include hotel bookings?

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

  • How can I find direct flights from Saint George to Illinois?

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

  • Can I find deals for business class flights from Saint George to Illinois?

    Yes. Cheapflights offers flight deals from Saint George 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 Saint George to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Saint George to Illinois (average of $245). Flying from Saint George 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.

See more FAQs

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Alternative routes for Saint George to Illinois

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Top airline flying from Saint George to Illinois

Discover the top airline that operate flights from Saint George 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 August 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$334Average$574FlexibilityNo cancel feeOn-time69%

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