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Cheap flights from Illinois to Guam from $1,191

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Guam departing on 3/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Guam

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:54 pm - 4:25 am
ORD
-
GUM
41h 31m
2 stops
United Airlines Logo
7:05 am - 2:54 pm
GUM
-
ORD
22h 49m
2 stops
$2,028United Airlines
Sun, May 3 - Wed, May 6
United Airlines Logo
7:40 am - 3:40 pm
ORD
-
GUM
41h 00m
2 stops
United Airlines Logo
7:05 am - 5:05 pm
GUM
-
ORD
25h 00m
2 stops
$2,039United Airlines
Sun, May 3 - Wed, May 6
Delta Logo
9:29 am - 11:55 pm
MDW
-
GUM
23h 26m
2 stops
Delta Logo
3:00 am - 12:42 pm
GUM
-
MDW
24h 42m
2 stops
$2,078Delta
Mon, May 4 - Mon, May 11
Delta Logo
8:50 am - 11:55 pm
ORD
-
GUM
24h 05m
2 stops
Delta Logo
3:00 am - 11:59 pm
GUM
-
ORD
35h 59m
2 stops
$2,078Delta
Mon, May 4 - Tue, May 12
Delta Logo
7:43 pm - 11:55 pm
ORD
-
GUM
37h 12m
2 stops
Delta Logo
3:00 am - 12:45 pm
GUM
-
ORD
24h 45m
2 stops
$2,087Delta
Sun, Apr 26 - Tue, May 5
United Airlines Logo
6:00 am - 6:05 pm
STL
-
GUM
21h 05m
2 stops
United Airlines Logo
7:05 am - 8:43 pm
GUM
-
STL
28h 38m
2 stops
$2,119United Airlines
Fri, Jun 5 - Fri, Jun 12
Delta Logo
12:52 pm - 11:55 pm
MDW
-
GUM
44h 03m
2 stops
Delta Logo
3:00 am - 12:42 pm
GUM
-
MDW
24h 42m
2 stops
$2,128Delta
Fri, May 1 - Mon, May 11
Delta Logo
8:50 am - 3:35 pm
ORD
-
GUM
39h 45m
2 stops
Delta Logo
5:20 pm - 9:50 pm
GUM
-
ORD
43h 30m
2 stops
$2,128Delta
Sun, May 3 - Sun, May 10
United Airlines Logo
6:00 am - 6:05 pm
STL
-
GUM
21h 05m
2 stops
United Airlines Logo
12:15 pm - 3:46 pm
GUM
-
STL
42h 31m
3 stops
$2,174United Airlines
Fri, Jun 5 - Fri, Jun 12
Delta Logo
9:29 am - 11:55 pm
MDW
-
GUM
23h 26m
2 stops
Delta Logo
3:00 am - 9:09 pm
GUM
-
MDW
33h 09m
2 stops
$2,178Delta
Tue, May 5 - Tue, May 12

United Airlines flights from Illinois to Guam

Our best United Airlines deals on Illinois to Guam flight tickets
United Airlines
May 3
ORD7:54 pmChicago O'Hare Intl
41h 31m
2 stops
GUM4:25 amTamuning Guam Intl
May 6
GUM7:05 amTamuning Guam Intl
22h 49m
2 stops
ORD2:54 pmChicago O'Hare Intl
$2,028
United Airlines
May 3
ORD7:40 amChicago O'Hare Intl
41h 00m
2 stops
GUM3:40 pmTamuning Guam Intl
May 6
GUM7:05 amTamuning Guam Intl
25h 00m
2 stops
ORD5:05 pmChicago O'Hare Intl
$2,039
United Airlines
Jun 5
STL6:00 amLambert-St Louis
21h 05m
2 stops
GUM6:05 pmTamuning Guam Intl
Jun 12
GUM7:05 amTamuning Guam Intl
28h 38m
2 stops
STL8:43 pmLambert-St Louis
$2,119

Delta flights from Illinois to Guam

Our best Delta deals on Illinois to Guam flight tickets
Delta
May 4
MDW9:29 amChicago Midway
23h 26m
2 stops
GUM11:55 pmTamuning Guam Intl
May 11
GUM3:00 amTamuning Guam Intl
24h 42m
2 stops
MDW12:42 pmChicago Midway
$2,078
Delta
Apr 26
ORD7:43 pmChicago O'Hare Intl
37h 12m
2 stops
GUM11:55 pmTamuning Guam Intl
May 5
GUM3:00 amTamuning Guam Intl
24h 45m
2 stops
ORD12:45 pmChicago O'Hare Intl
$2,087
Delta
May 1
MDW12:52 pmChicago Midway
44h 03m
2 stops
GUM11:55 pmTamuning Guam Intl
May 11
GUM3:00 amTamuning Guam Intl
24h 42m
2 stops
MDW12:42 pmChicago Midway
$2,128

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Guam 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, momondo users made 832,500 searches. Data last updated March 27, 2026.
Use the filters below to find and compare flights from Illinois to Guam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Sun 5/3

7:54 pm-4:25 am

2 stops41h 31m

Tamuning Guam Intl

Wed 5/6

7:05 am-2:54 pm

2 stops22h 49m

$2,028

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Sun 5/3

7:40 am-3:40 pm

2 stops41h 00m

Tamuning Guam Intl

Wed 5/6

7:05 am-5:05 pm

2 stops25h 00m

$2,039
Quickest round-trip

ChicagoTamuning

MDW - GUM

MDWGUM

Chicago Midway

Mon 5/4

9:29 am-11:55 pm

2 stops23h 26m

Tamuning Guam Intl

Mon 5/11

3:00 am-12:42 pm

2 stops24h 42m

$2,078

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Mon 5/4

8:50 am-11:55 pm

2 stops24h 05m

Tamuning Guam Intl

Tue 5/12

3:00 am-11:59 pm

2 stops35h 59m

$2,078

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Sun 4/26

7:43 pm-11:55 pm

2 stops37h 12m

Tamuning Guam Intl

Tue 5/5

3:00 am-12:45 pm

2 stops24h 45m

$2,087

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Fri 6/5

6:00 am-6:05 pm

2 stops21h 05m

Tamuning Guam Intl

Fri 6/12

7:05 am-8:43 pm

2 stops28h 38m

$2,119

ChicagoTamuning

MDW - GUM

MDWGUM

Chicago Midway

Fri 5/1

12:52 pm-11:55 pm

2 stops44h 03m

Tamuning Guam Intl

Mon 5/11

3:00 am-12:42 pm

2 stops24h 42m

$2,128

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Sun 5/3

8:50 am-3:35 pm

2 stops39h 45m

Tamuning Guam Intl

Sun 5/10

5:20 pm-9:50 pm

2 stops43h 30m

$2,128

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Fri 6/5

6:00 am-6:05 pm

2 stops21h 05m

Tamuning Guam Intl

Fri 6/12

12:15 pm-3:46 pm

3 stops42h 31m

$2,174

ChicagoTamuning

MDW - GUM

MDWGUM

Chicago Midway

Tue 5/5

9:29 am-11:55 pm

2 stops23h 26m

Tamuning Guam Intl

Tue 5/12

3:00 am-9:09 pm

2 stops33h 09m

$2,178

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Guam from

How to get the cheapest flight ticket from Illinois to Guam

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Illinois to Guam?

Delta and United Airlines are the most popular carriers operating from Illinois to Guam

Cheap Illinois to Guam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Guam

Fastest flight time

21h 05m

Direct flights

None
The fastest flight from Illinois to Guam takes 21h 05m
There are no direct flights from Illinois to Guam. There are no popular flight routes from Illinois to Guam.
Search flight deals

  • When did momondo last update prices for flights from Illinois to Guam?

    Prices for flights from Illinois to Guam are updated daily.

  • How many operators does momondo search for flights from Illinois to Guam?

  • How old do you have to be to fly from Illinois to Guam?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Guam.

  • What documentation or ID do you need to fly to Guam?

    The required travel and health documents for your Guam trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Guam. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Illinois to Guam

Compare and see reviews for airlines that fly from Illinois to Guam with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,967Free CancellationRating
7.4
9,491 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Guam?

It is quick and easy to find Illinois to Guam flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Guam that suits you.

Can I find flights from Illinois to Guam with flexible booking policies on momondo?

momondo does allow users to show only those flights to Guam from Illinois which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Illinois to Guam?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Guam from Illinois.

I’m not ready to book a flight from Illinois to Guam right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Guam from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Guam trip

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