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Tamuning

$646+ Cheap flights from Illinois to Tamuning (GUM)

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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — GUM
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Cheap flight deals from Illinois to Tamuning

Keep the following information in mind while searching for Illinois to Tamuning flight deals. Data was last updated November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,369
(United Airlines)

One-way from

$646
(Kiwi.com)
Provider with most accurate pricing for Chicago (CHI)-Tamuning Guam Intl flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Tamuning Guam Intl flights.
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From Illinois to Tamuning Guam Intl
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One-way flight from Illinois to Tamuning Guam Intl
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Find flight deals from Illinois to Tamuning

Cheapest flights from Illinois to Tamuning
Explore the most affordable flight options available from Illinois to Tamuning. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This United Airlines deal was found by Cheapflights users on 11/4. 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 11/285:29 pmSTL - GUM
2 stops54h 16mUnited Airlines
Tue 12/27:40 amGUM - STL
2 stops24h 48mUnited Airlines
Deal found 11/4$1,369
This Delta deal was found by Cheapflights users on 11/5. 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 12/36:39 amSTL - GUM
2 stops39h 56mDelta
Wed 12/104:50 pmGUM - STL
2 stops46h 52mDelta
Deal found 11/5$2,053
This United Airlines deal was found by Cheapflights users on 11/3. 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 11/176:25 pmORD - GUM
2 stops41h 55mUnited Airlines
Thu 11/207:40 amGUM - ORD
2 stops28h 00mUnited Airlines
Deal found 11/3$2,103
This Delta deal was found by Cheapflights users on 11/6. 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 12/46:15 amSTL - GUM
2 stops24h 50mDelta
Thu 12/114:50 pmGUM - STL
2 stops46h 52mDelta
Deal found 11/6$2,103
This Delta deal was found by Cheapflights users on 11/5. 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.
Mon 12/15:34 pmMDW - GUM
2 stops37h 31mDelta
Fri 1/161:00 amGUM - MDW
2 stops27h 48mDelta
Deal found 11/5$2,128
This Delta deal was found by Cheapflights users on 11/5. 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.
Mon 12/16:45 amORD - GUM
2 stops39h 50mDelta
Fri 1/161:00 amGUM - ORD
2 stops38h 53mDelta
Deal found 11/5$2,128
This Delta deal was found by Cheapflights users on 11/4. 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.
Mon 12/15:34 pmMDW - GUM
2 stops29h 01mDelta
Mon 1/121:00 amGUM - MDW
2 stops37h 09mDelta
Deal found 11/4$2,138
This Delta deal was found by Cheapflights users on 11/4. 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.
Mon 12/16:08 pmORD - GUM
2 stops28h 27mDelta
Mon 1/121:00 amGUM - ORD
2 stops38h 57mDelta
Deal found 11/4$2,138
This Delta deal was found by Cheapflights users on 11/4. 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 12/147:50 amORD - GUM
2 stops38h 45mDelta
Fri 1/161:00 amGUM - ORD
2 stops38h 53mDelta
Deal found 11/4$2,337
This Delta deal was found by Cheapflights users on 11/3. 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 11/286:00 amORD - GUM
2 stops25h 05mDelta
Mon 12/11:00 amGUM - ORD
2 stops36h 21mDelta
Deal found 11/3$2,345
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Sun 12/217:57 pmORD - GUM
2 stops31h 03mUnited Airlines
Mon 12/297:40 amGUM - ORD
2 stops21h 35mUnited Airlines
Deal found 11/5$2,358
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Sun 12/141:10 pmORD - GUM
1 stop23h 10mUnited Airlines
Sat 1/177:20 pmGUM - ORD
1 stop35h 50mUnited Airlines
Deal found 11/5$2,359

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Tamuning 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 November 6, 2025.
Use the filters below to find and compare flights from Illinois to Tamuning that are best for you.

Fly from

Illinois

Fly to

Tamuning

Route

Depart

Return

Price

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Fri 11/28

5:29 pm-3:45 pm

2 stops54h 16m

Tamuning Guam Intl

Tue 12/2

7:40 am-4:28 pm

2 stops24h 48m

$1,369

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Wed 2/4

5:40 am-7:05 pm

2 stops21h 25m

Tamuning Guam Intl

Mon 2/16

7:40 am-2:45 pm

2 stops23h 05m

$1,918

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Wed 2/11

6:00 am-7:05 pm

2 stops21h 05m

Tamuning Guam Intl

Wed 3/4

7:40 am-8:26 pm

2 stops28h 46m

$1,918

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Wed 2/4

7:30 am-11:05 pm

2 stops23h 35m

Tamuning Guam Intl

Sun 2/15

1:00 am-11:55 pm

2 stops38h 55m

$2,052

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Wed 12/3

6:39 am-2:35 pm

2 stops39h 56m

Tamuning Guam Intl

Wed 12/10

4:50 pm-11:42 pm

2 stops46h 52m

$2,053

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Thu 12/4

6:00 am-11:05 pm

2 stops25h 05m

Tamuning Guam Intl

Wed 12/10

1:00 am-8:47 pm

2 stops35h 47m

$2,053

ChicagoTamuning

MDW - GUM

MDWGUM

Chicago Midway

Wed 2/4

6:17 pm-11:05 pm

2 stops36h 48m

Tamuning Guam Intl

Sun 2/15

1:00 am-10:44 pm

2 stops37h 44m

$2,106

ChicagoTamuning

MDW - GUM

MDWGUM

Chicago Midway

Mon 12/1

6:00 am-11:05 pm

2 stops25h 05m

Tamuning Guam Intl

Fri 1/16

1:00 am-10:09 pm

2 stops37h 09m

$2,128

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Mon 12/1

6:45 am-2:35 pm

2 stops39h 50m

Tamuning Guam Intl

Fri 1/16

1:00 am-11:53 pm

2 stops38h 53m

$2,128

ChicagoTamuning

MDW - GUM

MDWGUM

Chicago Midway

Mon 12/1

5:34 pm-2:35 pm

2 stops29h 01m

Tamuning Guam Intl

Mon 1/12

1:00 am-10:09 pm

2 stops37h 09m

$2,138

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 23 results
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Best time to book a flight from Illinois to Tamuning

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

What is the cheapest time of day to fly from IL to GUM?

Find hourly flight availability from Illinois to Tamuning. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 6, 2025.

It’s optimal to fly from Illinois to Tamuning in the evening. By choosing this option you can save up to 35% on the cost of your flight, compared to a flight in the afternoon.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Tamuning. 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 into for flights to Tamuning from Illinois?

    If you book a flight to Tamuning from Illinois, you will be flying to Guam Intl, which is the city’s only airport. Tamuning Guam Intl (GUM) is located 1.1 mi from the center of Tamuning.

  • How long is the flight from Illinois to Tamuning?

    A quick flight from Illinois to Tamuning can take about 23h 35m. United Airlines provides one of the quickest options available for as low as $2,052. There are 7345 mi between Illinois and Tamuning. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Illinois to Tamuning?

    Most travelers choose Chicago O'Hare Intl - Tamuning Guam Intl, Chicago Midway - Tamuning Guam Intl or Lambert-St Louis - Tamuning Guam Intl when deciding on the best route from Illinois to Tamuning.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Tamuning by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Illinois to Tamuning

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Top airline flying from Illinois to Tamuning

Discover the top airline that operate flights from Illinois to Tamuning. 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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,916Average$2,227FlexibilityNo cancel feeOn-time69%

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