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$1,160+ Cheap flights from St. Louis (STL) to Guam

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GUM
Sep 13 — Sep 201
Sun 9/13
Sun 9/20
1 adult, Economy
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Cheap flight deals from St. Louis to Guam

Cheapest flights from St. Louis to Guam
Explore the most affordable flight options available from St. Louis to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.

This United Airlines deal was found by Cheapflights users on 8/11. 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 8/2511:15 am -
2 stops50h 05m
Fri 8/287:05 am -
2 stops28h 41m
Deal found 8/11$1,160
This Expedia deal was found by Cheapflights users on 8/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:02 am -
2 stops41h 33m
Thu 10/294:50 pm -
2 stops46h 09m
Deal found 8/9$1,315
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Mon 11/95:00 am -
2 stops22h 00m
Mon 11/167:45 am -
3 stops26h 20m
Deal found 8/12$1,919
This United Airlines deal was found by Cheapflights users on 8/11. 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 12/411:00 am -
2 stops60h 45m
Tue 12/87:45 am -
2 stops24h 41m
Deal found 8/11$1,975
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Mon 12/216:55 pm -
2 stops32h 05m
Sun 4/47:30 pm -
2 stops37h 23m
Deal found 8/14$1,994
This United Airlines deal was found by Cheapflights users on 8/11. 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 12/127:33 am -
2 stops29h 07m
Sat 12/197:45 am -
2 stops29h 55m
Deal found 8/11$2,094
This Expedia deal was found by Cheapflights users on 8/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:35 am -
2 stops41h 00m
Thu 8/272:00 am -
2 stops36h 59m
Deal found 8/11$2,476

Find flight deals from St. Louis to Guam

Keep the following information in mind while searching for St. Louis to Guam flight deals. Data was last updated August 14, 2026.

Round-trip from

$1,160
(United Airlines)
From Lambert-St Louis to Guam
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis 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, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2026.
Use the filters below to find and compare flights from St. Louis to Guam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisTamuning

STL Lambert-St Louis - GUM Tamuning Guam Intl

STLGUM

Lambert-St Louis

Thu 10/22

7:02 am-3:35 pm

2 stops41h 33m

Tamuning Guam Intl

Thu 10/29

4:50 pm-11:59 pm

2 stops46h 09m

$1,315
Quickest round-trip

St. LouisTamuning

STL Lambert-St Louis - GUM Tamuning Guam Intl

STLGUM

Lambert-St Louis

Mon 11/9

6:00 am-7:00 pm

2 stops21h 00m

Tamuning Guam Intl

Mon 11/16

7:45 am-10:15 pm

2 stops30h 30m

$1,919

St. LouisTamuning

STL Lambert-St Louis - GUM Tamuning Guam Intl

STLGUM

Lambert-St Louis

Fri 12/4

11:00 am-3:45 pm

2 stops60h 45m

Tamuning Guam Intl

Tue 12/8

7:45 am-4:26 pm

2 stops24h 41m

$1,975

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Sorted by cheapest first

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

Have a flexible travel schedule? Discover the best time to fly to Guam 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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Guam

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Guam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Guam?

    If you book a flight to Guam from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.

  • How long is the flight from St. Louis to Guam?

    Airlines like United Airlines fly from St. Louis to Guam in about 21h. The time it takes to get you to your destination can typically vary by up to . The distance between St. Louis and Guam is about 7367 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Guam 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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