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Cheap flights from Illinois to Guam from $1,355

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 5/16. 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.
Delta Logo
4:30 pm - 3:35 pm
MDW
-
GUM
32h 05m
2 stops
Delta Logo
2:00 am - 9:46 pm
GUM
-
MDW
34h 46m
2 stops
$1,984Delta
Thu, Sep 10 - Wed, Sep 16
Delta Logo
9:20 am - 11:55 pm
MDW
-
GUM
23h 35m
2 stops
Delta Logo
5:20 pm - 9:46 pm
GUM
-
MDW
43h 26m
2 stops
$2,034Delta
Thu, Sep 10 - Fri, Sep 18
United Airlines Logo
6:00 am - 4:20 am
ORD
-
GUM
31h 20m
2 stops
United Airlines Logo
7:05 am - 8:05 pm
GUM
-
ORD
28h 00m
2 stops
$2,042United Airlines
Mon, Jul 13 - Wed, Jul 22
Delta Logo
9:30 am - 11:55 pm
MDW
-
GUM
23h 25m
2 stops
Delta Logo
5:20 pm - 9:46 pm
GUM
-
MDW
43h 26m
2 stops
$2,084Delta
Sat, Sep 12 - Fri, Sep 18
United Airlines Logo
6:20 pm - 6:05 pm
ORD
-
GUM
32h 45m
2 stops
United Airlines Logo
7:05 am - 12:59 am
GUM
-
ORD
32h 54m
2 stops
$2,145United Airlines
Sat, Aug 1 - Sun, Aug 9
United Airlines Logo
12:55 pm - 3:45 pm
STL
-
GUM
59h 50m
2 stops
United Airlines Logo
7:05 am - 4:33 pm
GUM
-
STL
24h 28m
2 stops
$2,214United Airlines
Mon, Jun 1 - Fri, Jun 5
United Airlines Logo
12:55 pm - 3:45 pm
STL
-
GUM
59h 50m
2 stops
United Airlines Logo
7:05 am - 3:46 pm
GUM
-
STL
47h 41m
3 stops
$2,247United Airlines
Mon, Jun 1 - Fri, Jun 5
United Airlines Logo
8:04 pm - 6:05 pm
ORD
-
GUM
31h 01m
2 stops
United Airlines Logo
7:30 pm - 3:25 pm
GUM
-
ORD
34h 55m
1 stop
$2,262United Airlines
Sat, Aug 1 - Sun, Aug 9
Delta Logo
5:36 pm - 3:35 pm
STL
-
GUM
30h 59m
2 stops
Delta Logo
2:00 am - 9:43 am
GUM
-
STL
46h 43m
2 stops
$2,263Delta
Sat, Jul 4 - Sat, Jul 11
Delta Logo
9:55 am - 11:55 pm
MDW
-
GUM
23h 00m
2 stops
Delta Logo
2:00 am - 9:45 pm
GUM
-
MDW
34h 45m
2 stops
$2,329Delta
Sat, Oct 17 - Wed, Oct 21

United Airlines flights from Illinois to Guam

Our best United Airlines deals on Illinois to Guam flight tickets
United Airlines
Sep 14
ORD9:40 pmChicago O'Hare Intl
53h 25m
2 stops
GUM6:05 pmTamuning Guam Intl
Sep 24
GUM7:10 amTamuning Guam Intl
26h 36m
2 stops
ORD6:46 pmChicago O'Hare Intl
$1,957
United Airlines
Sep 14
ORD9:30 amChicago O'Hare Intl
17h 35m
1 stop
GUM6:05 pmTamuning Guam Intl
Sep 24
GUM7:10 amTamuning Guam Intl
24h 30m
2 stops
ORD4:40 pmChicago O'Hare Intl
$1,969
United Airlines
Sep 10
ORD9:30 amChicago O'Hare Intl
17h 35m
1 stop
GUM6:05 pmTamuning Guam Intl
Sep 20
GUM7:35 pmTamuning Guam Intl
34h 30m
1 stop
ORD3:05 pmChicago O'Hare Intl
$1,988

Delta flights from Illinois to Guam

Our best Delta deals on Illinois to Guam flight tickets
Delta
Sep 10
MDW4:30 pmChicago Midway
32h 05m
2 stops
GUM3:35 pmTamuning Guam Intl
Sep 16
GUM2:00 amTamuning Guam Intl
34h 46m
2 stops
MDW9:46 pmChicago Midway
$1,984
Delta
Sep 10
MDW9:20 amChicago Midway
23h 35m
2 stops
GUM11:55 pmTamuning Guam Intl
Sep 18
GUM5:20 pmTamuning Guam Intl
43h 26m
2 stops
MDW9:46 pmChicago Midway
$2,034
Delta
Sep 12
MDW9:30 amChicago Midway
23h 25m
2 stops
GUM11:55 pmTamuning Guam Intl
Sep 18
GUM5:20 pmTamuning Guam Intl
43h 26m
2 stops
MDW9:46 pmChicago Midway
$2,084

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 May 13, 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

MDW - GUM

MDWGUM

Chicago Midway

Thu 9/10

4:30 pm-3:35 pm

2 stops32h 05m

Tamuning Guam Intl

Wed 9/16

2:00 am-9:46 pm

2 stops34h 46m

$1,984

ChicagoTamuning

MDW - GUM

MDWGUM

Chicago Midway

Thu 9/10

9:20 am-11:55 pm

2 stops23h 35m

Tamuning Guam Intl

Fri 9/18

5:20 pm-9:46 pm

2 stops43h 26m

$2,034

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Mon 7/13

6:00 am-4:20 am

2 stops31h 20m

Tamuning Guam Intl

Wed 7/22

7:05 am-8:05 pm

2 stops28h 00m

$2,042

ChicagoTamuning

MDW - GUM

MDWGUM

Chicago Midway

Sat 9/12

9:30 am-11:55 pm

2 stops23h 25m

Tamuning Guam Intl

Fri 9/18

5:20 pm-9:46 pm

2 stops43h 26m

$2,084

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Sat 8/1

6:20 pm-6:05 pm

2 stops32h 45m

Tamuning Guam Intl

Sun 8/9

7:05 am-12:59 am

2 stops32h 54m

$2,145

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Mon 6/1

12:55 pm-3:45 pm

2 stops59h 50m

Tamuning Guam Intl

Fri 6/5

7:05 am-4:33 pm

2 stops24h 28m

$2,214

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Mon 6/1

12:55 pm-3:45 pm

2 stops59h 50m

Tamuning Guam Intl

Fri 6/5

7:05 am-3:46 pm

3 stops47h 41m

$2,247

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Sat 8/1

8:04 pm-6:05 pm

2 stops31h 01m

Tamuning Guam Intl

Sun 8/9

7:30 pm-3:25 pm

1 stop34h 55m

$2,262

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Sat 7/4

5:36 pm-3:35 pm

2 stops30h 59m

Tamuning Guam Intl

Sat 7/11

2:00 am-9:43 am

2 stops46h 43m

$2,263
Quickest round-trip

ChicagoTamuning

MDW - GUM

MDWGUM

Chicago Midway

Sat 10/17

9:55 am-11:55 pm

2 stops23h 00m

Tamuning Guam Intl

Wed 10/21

2:00 am-9:45 pm

2 stops34h 45m

$2,329

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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?

United Airlines is the most popular carrier 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

17h 35m

Direct flights

None
The fastest flight from Illinois to Guam takes 17h 35m
There are no direct flights from Illinois to Guam. There are no popular flight routes from Illinois to Guam.
Search flight deals

Frequently asked questions about flying from Illinois to Guam

  • 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 $1,917Free CancellationRating
7.4
9,701 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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