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Tamuning

$576+ 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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GUM
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,968
(United Airlines)

One-way from

$576
(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 October 29, 2025.

This United Airlines deal was found by Cheapflights users on 10/28. 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 11/286:15 amSTL - GUM
2 stops20h 35mUnited Airlines
Tue 12/27:40 amGUM - STL
2 stops24h 24mUnited Airlines
Deal found 10/28$2,278
This Delta deal was found by Cheapflights users on 10/28. 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 amSTL - GUM
2 stops25h 05mDelta
Mon 12/11:00 amGUM - STL
2 stops35h 47mDelta
Deal found 10/28$2,303
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/16:15 amSTL - GUM
2 stops24h 30mUnited Airlines
Mon 11/37:40 amGUM - STL
2 stops24h 10mUnited Airlines
Deal found 10/28$2,529

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 October 29, 2025.
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 1/13

6:00 am-7:05 pm

2 stops21h 05m

Tamuning Guam Intl

Tue 1/20

7:40 am-1:16 pm

2 stops21h 36m

$1,968

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Wed 1/14

2:45 pm-7:05 pm

3 stops36h 20m

Tamuning Guam Intl

Thu 1/22

7:40 am-10:00 pm

2 stops30h 20m

$1,968

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Mon 1/12

6:00 am-7:05 pm

2 stops21h 05m

Tamuning Guam Intl

Tue 1/20

7:40 am-10:00 pm

2 stops30h 20m

$1,968

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Thu 1/15

6:00 am-7:05 pm

2 stops21h 05m

Tamuning Guam Intl

Thu 1/22

7:40 am-3:52 pm

2 stops24h 12m

$1,968

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Tue 1/13

6:00 am-7:05 pm

2 stops21h 05m

Tamuning Guam Intl

Wed 1/21

7:40 am-3:52 pm

2 stops24h 12m

$1,968

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Mon 1/12

4:15 pm-7:05 pm

3 stops34h 50m

Tamuning Guam Intl

Thu 1/22

7:40 am-3:37 pm

2 stops23h 57m

$1,968

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Wed 1/14

6:00 am-7:05 pm

2 stops21h 05m

Tamuning Guam Intl

Wed 1/21

7:40 am-8:58 pm

2 stops29h 18m

$1,968

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Sun 1/11

6:45 am-7:05 pm

2 stops44h 20m

Tamuning Guam Intl

Tue 1/20

7:40 am-3:52 pm

2 stops24h 12m

$1,994

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Wed 1/14

6:00 am-7:05 pm

2 stops21h 05m

Tamuning Guam Intl

Sun 1/25

5:00 pm-10:00 pm

2 stops45h 00m

$2,003

St. LouisTamuning

STL - GUM

STLGUM

Lambert-St Louis

Tue 1/13

6:00 am-7:05 pm

2 stops21h 05m

Tamuning Guam Intl

Mon 1/19

5:00 pm-8:58 pm

2 stops43h 58m

$2,003

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 13 results
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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 October.
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.

Reviews of airlines servicing Tamuning

Get insights into the airlines that provide service to Tamuning. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Tamuning. Reviews last updated October 29, 2025.
Read reviews from past customers who have flown United Airlines from St. Louis to Tamuning. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,999 reviews

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,999 reviews
United Airlines
7.4
Good
8,999 reviews

Boarding

7.7

Crew

8.1

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 05m. United Airlines provides one of the quickest options available for as low as $1,968. The distance from St. Louis to Tamuning is about 7367 mi.

  • What is the cheapest airline to fly from St. Louis to Tamuning round-trip?

    Our cheapest airline available from St. Louis to Tamuning is United Airlines. Our recent data shows that you can find tickets from as low as $948 on this airline.

  • 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.

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Alternative routes for St. Louis to Tamuning

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Top airline flying from St. Louis to Tamuning

Discover the top airline that operate flights from St. Louis 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$948Average$2,326FlexibilityNo cancel feeOn-time69%

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