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Cheap flights from Illinois to Tamuning from $960

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 Tamuning departing on 12/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Illinois to Tamuning

Cheap round-trip flights

United Airlines Logo
5:29 pm - 3:45 pmSTL-GUM
54h 16m2 stops
United Airlines Logo
7:40 am - 8:57 pmGUM-STL
29h 17m2 stops
$999United Airlines
Find Deal
Fri, Nov 28 - Tue, Dec 2
United Airlines Logo
10:49 am - 4:25 amORD-GUM
50h 36m2 stops
United Airlines Logo
7:10 am - 5:07 pmGUM-ORD
24h 57m2 stops
$1,646United Airlines
Find Deal
Sun, Oct 19 - Wed, Oct 22
Delta Logo
6:00 am - 11:05 pmMDW-GUM
25h 05m2 stops
Delta Logo
1:00 am - 6:34 pmGUM-MDW
33h 34m2 stops
$1,983Delta
Find Deal
Mon, Dec 1 - Fri, Jan 16
Delta Logo
6:00 am - 11:05 pmORD-GUM
25h 05m2 stops
Delta Logo
1:00 am - 11:44 pmGUM-ORD
38h 44m2 stops
$1,983Delta
Find Deal
Mon, Dec 1 - Mon, Jan 12
United Airlines Logo
1:10 pm - 4:20 amORD-GUM
23h 10m1 stop
United Airlines Logo
7:20 pm - 3:10 pmGUM-ORD
35h 50m1 stop
$1,999United Airlines
Find Deal
Mon, Dec 1 - Tue, Jan 13
United Airlines Logo
1:10 pm - 4:20 amORD-GUM
23h 10m1 stop
United Airlines Logo
7:20 pm - 3:10 pmGUM-ORD
35h 50m1 stop
$2,000United Airlines
Find Deal
Mon, Dec 1 - Tue, Jan 13
United Airlines Logo
5:49 am - 7:00 pmORD-GUM
21h 11m2 stops
United Airlines Logo
7:40 am - 1:00 pmGUM-ORD
21h 20m2 stops
$2,017United Airlines
Find Deal
Thu, Jan 1 - Tue, Jan 13
United Airlines Logo
1:10 pm - 4:20 amORD-GUM
23h 10m1 stop
United Airlines Logo
7:40 am - 6:25 amGUM-ORD
38h 45m2 stops
$2,026United Airlines
Find Deal
Mon, Dec 1 - Tue, Jan 13
Delta Logo
6:00 am - 11:05 pmORD-GUM
25h 05m2 stops
Delta Logo
1:00 am - 11:44 pmGUM-ORD
38h 44m2 stops
$2,033Delta
Find Deal
Thu, Jan 1 - Mon, Jan 12
United Airlines Logo
1:10 pm - 4:20 amORD-GUM
23h 10m1 stop
United Airlines Logo
7:40 am - 11:34 amGUM-ORD
19h 54m2 stops
$2,042United Airlines
Find Deal
Thu, Jan 1 - Tue, Jan 13

United Airlines flights from Illinois to Tamuning

Our best United Airlines deals on Illinois to Tamuning flight tickets
United Airlines
Nov 28
STL5:29 pmLambert-St Louis
54h 16m
2 stops
GUM3:45 pmTamuning Guam Intl
Dec 2
GUM7:40 amTamuning Guam Intl
29h 17m
2 stops
STL8:57 pmLambert-St Louis
$999
Find similar
United Airlines
Oct 19
ORD10:49 amChicago O'Hare Intl
50h 36m
2 stops
GUM4:25 amTamuning Guam Intl
Oct 22
GUM7:10 amTamuning Guam Intl
24h 57m
2 stops
ORD5:07 pmChicago O'Hare Intl
$1,646
Find similar
United Airlines
Sep 25
STL8:05 amLambert-St Louis
29h 20m
2 stops
GUM4:25 amTamuning Guam Intl
Sep 27
GUM7:10 amTamuning Guam Intl
29h 48m
3 stops
STL9:58 pmLambert-St Louis
$1,991
Find similar

Delta flights from Illinois to Tamuning

Our best Delta deals on Illinois to Tamuning flight tickets
Delta
Dec 1
ORD6:00 amChicago O'Hare Intl
25h 05m
2 stops
GUM11:05 pmTamuning Guam Intl
Jan 12
GUM1:00 amTamuning Guam Intl
38h 44m
2 stops
ORD11:44 pmChicago O'Hare Intl
$1,983
Find similar
Delta
Jan 1
ORD6:00 amChicago O'Hare Intl
25h 05m
2 stops
GUM11:05 pmTamuning Guam Intl
Jan 12
GUM1:00 amTamuning Guam Intl
38h 44m
2 stops
ORD11:44 pmChicago O'Hare Intl
$2,033
Find similar
Delta
Dec 1
MDW6:00 amChicago Midway
25h 05m
2 stops
GUM11:05 pmTamuning Guam Intl
Jan 13
GUM4:50 pmTamuning Guam Intl
44h 56m
2 stops
MDW9:46 pmChicago Midway
$2,048
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 23, 2025.
Use the filters below to find and compare flights from Illinois to Tamuning that are best for you.

Fly from

Fly to

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-8:57 pm

2 stops29h 17m

$999

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Sun 10/19

10:49 am-4:25 am

2 stops50h 36m

Tamuning Guam Intl

Wed 10/22

7:10 am-5:07 pm

2 stops24h 57m

$1,646

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-6:34 pm

2 stops33h 34m

$1,983

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Mon 12/1

6:00 am-11:05 pm

2 stops25h 05m

Tamuning Guam Intl

Mon 1/12

1:00 am-11:44 pm

2 stops38h 44m

$1,983

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Mon 12/1

1:10 pm-4:20 am

1 stop23h 10m

Tamuning Guam Intl

Tue 1/13

7:20 pm-3:10 pm

1 stop35h 50m

$1,999

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Mon 12/1

1:10 pm-4:20 am

1 stop23h 10m

Tamuning Guam Intl

Tue 1/13

7:20 pm-3:10 pm

1 stop35h 50m

$2,000

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Thu 1/1

5:49 am-7:00 pm

2 stops21h 11m

Tamuning Guam Intl

Tue 1/13

7:40 am-1:00 pm

2 stops21h 20m

$2,017

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Mon 12/1

1:10 pm-4:20 am

1 stop23h 10m

Tamuning Guam Intl

Tue 1/13

7:40 am-6:25 am

2 stops38h 45m

$2,026

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Thu 1/1

6:00 am-11:05 pm

2 stops25h 05m

Tamuning Guam Intl

Mon 1/12

1:00 am-11:44 pm

2 stops38h 44m

$2,033

ChicagoTamuning

ORD - GUM

ORDGUM

Chicago O'Hare Intl

Thu 1/1

1:10 pm-4:20 am

1 stop23h 10m

Tamuning Guam Intl

Tue 1/13

7:40 am-11:34 am

2 stops19h 54m

$2,042

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 Tamuning from

How to get the cheapest flight ticket from Illinois to Tamuning

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 day to depart on your flight to Tamuning?

The cheapest day to depart from Illinois to Tamuning is on a Tuesday. Travelers who choose to depart for Tamuning on a Tuesday will often find tickets for as low as $2,051. The most expensive day to fly to Tamuning is Friday, with ticket prices averaging around $2,286.

What is the cheapest time of day to depart on your flight to Tamuning?

Our most recent data shows that the best time of day to fly to Tamuning is in the evening. Flights from Illinois to Tamuning during this time can be as low as $2,003. Flights in the morning are often more expensive with an average ticket price of $2,159.

Cheap Illinois to Tamuning flight deals and tips

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

Direct flights

None
There are no direct flights from Illinois to Tamuning. There are no popular flight routes from Illinois to Tamuning.
Search flight deals

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

    Prices for flights from Illinois to Tamuning Guam Intl Airport are updated daily.

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

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

    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 Tamuning Guam Intl Airport.

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

    The required travel and health documents for your Tamuning Guam Intl Airport 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 Tamuning Guam Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Illinois to Tamuning

Compare and see reviews for airlines that fly from Illinois to Tamuning with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,916Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Illinois to Tamuning. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Illinois to Tamuning flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Illinois to Tamuning.

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

Yes. momondo can track prices for Illinois to Tamuning flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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