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Tamuning

$903+ Cheap flights from St. Louis (STL) 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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GUM
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap flight deals from St. Louis to Tamuning

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Tamuning (GUM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,919
(United Airlines)

One-way from

$903
(Kiwi.com)
Provider with most accurate pricing for Lambert-St Louis-Tamuning Guam Intl flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Tamuning Guam Intl flights.
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From Lambert-St Louis to Tamuning Guam Intl
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One-way flight from Lambert-St Louis to Tamuning Guam Intl
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Find flight deals from St. Louis to Tamuning

Cheapest flights from St. Louis to Tamuning
Explore the most affordable flight options available from St. Louis to Tamuning. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This United Airlines deal was found by Cheapflights users on 1/12. 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.
Sat 9/54:17 pm
STL
-
GUM
2 stops56h 33m
United Airlines
Wed 9/97:10 am
GUM
-
STL
2 stops29h 56m
United Airlines
Deal found 1/12$1,536
This United Airlines deal was found by Cheapflights users on 1/14. 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.
Tue 3/176:00 am
STL
-
GUM
2 stops21h 50m
United Airlines
Tue 3/247:25 am
GUM
-
STL
2 stops20h 54m
United Airlines
Deal found 1/14$1,919
This Delta deal was found by Cheapflights users on 1/13. 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 2/276:10 am
STL
-
GUM
2 stops40h 25m
Delta
Fri 3/64:50 pm
GUM
-
STL
2 stops46h 46m
Delta
Deal found 1/13$2,219
This United Airlines deal was found by Cheapflights users on 1/14. 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.
Fri 2/136:00 am
STL
-
GUM
2 stops21h 05m
United Airlines
Fri 2/207:40 am
GUM
-
STL
2 stops21h 34m
United Airlines
Deal found 1/14$2,329
This United Airlines deal was found by Cheapflights users on 1/13. 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.
Wed 2/116:00 am
STL
-
GUM
2 stops21h 05m
United Airlines
Wed 2/187:40 am
GUM
-
STL
3 stops30h 34m
United Airlines
Deal found 1/13$2,429
This Delta deal was found by Cheapflights users on 1/15. 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 1/226:00 am
STL
-
GUM
2 stops25h 05m
Delta
Wed 1/281:00 am
GUM
-
STL
2 stops38h 37m
Delta
Deal found 1/15$2,654
This United Airlines deal was found by Cheapflights users on 1/14. 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.
Sun 1/186:00 am
STL
-
GUM
2 stops21h 05m
United Airlines
Tue 1/207:20 pm
GUM
-
STL
2 stops43h 38m
United Airlines
Deal found 1/14$2,902
This United Airlines deal was found by Cheapflights users on 1/14. 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.
Tue 3/246:00 am
STL
-
GUM
2 stops24h 45m
United Airlines
Wed 4/112:10 pm
GUM
-
STL
2 stops25h 18m
United Airlines
Deal found 1/14$4,151

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis 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 January 15, 2026.
Use the filters below to find and compare flights from St. Louis to Tamuning that are best for you.

Fly from

St. Louis

Fly to

Tamuning

Route

Depart

Return

Price

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Tue 3/17

6:00 am-6:50 pm

2 stops21h 50m

Tamuning Guam Intl

Tue 3/24

7:25 am-1:19 pm

2 stops20h 54m

$1,919

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Fri 2/27

6:10 am-2:35 pm

2 stops40h 25m

Tamuning Guam Intl

Fri 3/6

4:50 pm-11:36 pm

2 stops46h 46m

$2,219

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Fri 2/13

6:00 am-7:05 pm

2 stops21h 05m

Tamuning Guam Intl

Fri 2/20

7:40 am-1:14 pm

2 stops21h 34m

$2,329

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Wed 2/11

6:00 am-7:05 pm

2 stops21h 05m

Tamuning Guam Intl

Wed 2/18

7:40 am-1:14 pm

2 stops21h 34m

$2,429

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Tue 3/24

6:00 am-9:45 pm

2 stops24h 45m

Tamuning Guam Intl

Wed 4/1

12:10 pm-10:28 pm

2 stops25h 18m

$4,151

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Tue 3/24

6:00 am-9:45 pm

2 stops24h 45m

Tamuning Guam Intl

Thu 4/2

12:10 pm-10:28 pm

2 stops25h 18m

$4,172

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Thu 3/19

4:20 pm-3:25 am

3 stops44h 05m

$903

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Thu 3/19

6:59 pm-11:05 pm

2 stops37h 06m

$1,548

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Compare providers for flights from St. Louis to Tamuning

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Tamuning in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Tamuning flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Tamuning flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Tamuning flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Tamuning flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Tamuning flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Tamuning

Have a flexible travel schedule? Discover the best time to fly to Tamuning from St. Louis 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.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Tamuning. 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 St. Louis to Tamuning?

    A quick flight from St. Louis to Tamuning can take about 21h 50m. United Airlines provides one of the quickest options available for as low as $1,919. The distance from St. Louis to Tamuning is about 7367 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from St. Louis to Tamuning that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Tamuning?

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

  • Can I find deals for business class flights from St. Louis to Tamuning?

    Yes. Cheapflights offers flight deals from St. Louis 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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