Cheap flights from St. Louis (STL) to Guam from $1,654

This is the cheapest one-way flight price, found on 9/25. Prices may vary by date and flight preferences.
STL — GUM
Oct 1 — Oct 81

When is the cheapest time to fly from St. Louis to Guam (STL - GU)?

When flying from St. Louis to Guam, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap United Airlines flights from St. Louis to Guam

Take a look at some of the lowest-priced United Airlines flights heading from St. Louis to Guam. It's recommended that users confirm their flight details before booking.

Cheap Delta flights from St. Louis to Guam

Some of the lowest-priced Delta flights we've found at this time heading from St. Louis to Guam. Deals frequently update to provide users with more options.

St. Louis to Guam 2023 flight deals

Cheap flights to Guam from St. Louis found for this year
Listed are some of the best fares we've found on flights departing from St. Louis to Guam in 2023. Check back regularly for other flight deals.

Find flights from St. Louis to Guam within your budget

Use the slider to find flights from St. Louis to Guam that fit your budget.

Fly from

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Budget

$1,654 - $3,796

Route

Depart

Return

Price

Lambert-St LouisTamuning Guam Intl

STL - GUM

STLGUM

Lambert-St Louis

Fri 1/26

2 stops58h 25m

Tamuning Guam Intl

Tue 1/30

2 stops39h 23m

Lambert-St LouisTamuning Guam Intl

STL - GUM

STLGUM

Lambert-St Louis

Fri 1/26

2 stops40h 30m

Tamuning Guam Intl

Tue 1/30

3 stops46h 37m

Lambert-St LouisTamuning Guam Intl

STL - GUM

STLGUM

Lambert-St Louis

Fri 1/26

2 stops27h 20m

Tamuning Guam Intl

Mon 1/29

2 stops26h 46m

Lambert-St LouisTamuning Guam Intl

STL - GUM

STLGUM

Lambert-St Louis

Tue 12/26

3 stops28h 35m

Tamuning Guam Intl

Sat 12/30

2 stops29h 04m

Lambert-St LouisTamuning Guam Intl

STL - GUM

STLGUM

Lambert-St Louis

Tue 12/26

2 stops37h 17m

Tamuning Guam Intl

Sat 12/30

2 stops32h 12m

Lambert-St LouisTamuning Guam Intl

STL - GUM

STLGUM

Lambert-St Louis

Tue 12/26

2 stops26h 46m

Tamuning Guam Intl

Fri 12/29

2 stops34h 59m

Flights are sorted by cheapest first

Deals found on 9/25

Reviews of airlines servicing Guam

Peruse reviews from past customers who have flown with United Airlines and Delta from St. Louis to Guam to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
3,021 reviews

Entertainment

7.8

Food

7.2

Comfort

7.9

Overall

7.9

Boarding

8.0

Crew

8.5

Reviews

1 / 10

Air conditioning wasn’t really working, very hot and a long time sitting in the heat waiting for last minute boarders

Delta
7.9
Good
3,021 reviews
Delta
7.9
Good
3,021 reviews

Entertainment

7.8

Food

7.2

Comfort

7.9

Overall

7.9

Boarding

8.0

Crew

8.5

Reviews

1 / 10

Air conditioning wasn’t really working, very hot and a long time sitting in the heat waiting for last minute boarders

United Airlines
7.4
Good
1,890 reviews
Delta
7.9
Good
3,021 reviews

Entertainment

7.8

Food

7.2

Comfort

7.9

Overall

7.9

Boarding

8.0

Crew

8.5

Reviews

1 / 10

Air conditioning wasn’t really working, very hot and a long time sitting in the heat waiting for last minute boarders

Related info for your journey

Useful info, stats and facts about St. Louis to Guam flights.

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.

Can I find flights from St. Louis to Guam for under $1,700 on Cheapflights?

Yes, there are multiple flights from St. Louis to Guam for under $1,700. The cheapest flight booked recently is on United Airlines for just $1,654, but on average you can expect to pay $2,421.

What does STL to GUM mean?

STL stands for Lambert-St Louis Airport, while GUM stands for Tamuning Guam Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

Top airline flying from St. Louis to Guam

The chart below displays the airlines Cheapflights users traveling from St. Louis to Guam choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,806Average$2,144FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Guam from St. Louis.

Can Cheapflights find flights from St. Louis to Guam with no change fees?

Certainly. Search results for flights to Guam from St. Louis shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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