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$1,576+ Cheap flights from Guam to Illinois

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
GUM — ORD
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Guam to Illinois

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

Round-trip from

$1,576
(United Airlines)
From Guam to Illinois
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Find flight deals from Guam to Illinois

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

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.
Mon 11/107:05 amGUM - ORD
2 stops38h 57mUnited Airlines
Fri 11/214:40 pmORD - GUM
2 stops34h 10mUnited Airlines
Deal found 9/14$1,628
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.
Fri 11/217:05 amGUM - ORD
2 stops33h 54mUnited Airlines
Sat 11/297:55 pmORD - GUM
2 stops30h 55mUnited Airlines
Deal found 9/15$1,678
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/201:00 amGUM - ORD
2 stops36h 25mDelta
Sat 11/297:47 amORD - GUM
2 stops38h 48mDelta
Deal found 9/15$1,692
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/291:00 amGUM - MDW
2 stops26h 28mDelta
Thu 11/610:40 amMDW - GUM
2 stops35h 55mDelta
Deal found 9/15$1,961

Cheapflights Fare Finder

 
Customize your flight search to find flights from Guam 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 Guam to Illinois that are best for you.

Fly from

Guam

Fly to

Illinois

Route

Depart

Return

Price

TamuningChicago

GUM - ORD

GUMORD

Tamuning Guam Intl

Mon 11/10

7:05 am-6:02 am

2 stops38h 57m

Chicago O'Hare Intl

Fri 11/21

4:40 pm-6:50 pm

2 stops34h 10m

$1,628

TamuningChicago

GUM - ORD

GUMORD

Tamuning Guam Intl

Fri 11/21

7:05 am-12:59 am

2 stops33h 54m

Chicago O'Hare Intl

Sat 11/29

7:55 pm-6:50 pm

2 stops30h 55m

$1,678

TamuningChicago

GUM - ORD

GUMORD

Tamuning Guam Intl

Thu 11/20

1:00 am-9:25 pm

2 stops36h 25m

Chicago O'Hare Intl

Sat 11/29

7:47 am-2:35 pm

2 stops38h 48m

$1,692

TamuningChicago

GUM - MDW

GUMMDW

Tamuning Guam Intl

Wed 10/29

1:00 am-12:28 pm

2 stops26h 28m

Chicago Midway

Thu 11/6

10:40 am-2:35 pm

2 stops35h 55m

$1,961

TamuningChicago

GUM - ORD

GUMORD

Tamuning Guam Intl

Mon 1/5

7:40 am-8:25 pm

2 stops28h 45m

Chicago O'Hare Intl

Fri 1/16

1:10 pm-4:20 am

1 stop23h 10m

$2,244

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Best time to book a flight from Guam to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Guam 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 Guam 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 September 15, 2025.
See what other customers who have flown with United Airlines from Guam to Illinois have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,929 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,929 reviews
United Airlines
7.4
Good
8,929 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

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

  • How long is the flight from Guam to Illinois?

    There are many flights that can get you from Guam to Illinois in 36h 25m. Fly via United Airlines or Delta to get the fastest option. Guam and Illinois are separated by a distance of 7345 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Guam to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Guam 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 Guam to Illinois?

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

Discover the top airline that operate flights from Guam 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
United AirlinesCheapest$1,583Average$1,907FlexibilityNo cancel feeOn-time69%

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