Which airports can I use when flying from St. Louis to Tamuning?

Flights from St. Louis to Tamuning usually depart from Lambert-St Louis (STL) and arrive at Tamuning Guam Intl (GUM).

Can I save money by using flexible dates for flights from St. Louis to Tamuning?

Yes. Being flexible with your travel dates can save you up to 53% on the St. Louis to Tamuning route. Monday is the cheapest departure day at $948 round-trip on average, while Thursday is the most expensive at $1,995, a difference of $1,047. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in Tamuning?

Some of the most popular sights in Tamuning are Tumon Bay and Dusit Thani Guam Resort and Convention Center. These are among the most viewed places in Tamuning on KAYAK.

Do I need a passport to fly from St. Louis to Tamuning?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from St. Louis to Tamuning changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,185 to $2,459. That means the highest observed fare was about 2x higher than the lowest one.

How are flight prices from St. Louis to Tamuning looking right now?

One-way fares from St. Louis to Tamuning are currently lower than usual. Average one-way flight prices are about $1,437, which is 19% below the typical average for this route.

What is the time difference between St. Louis and Tamuning?

Tamuning is 15 hours ahead of St. Louis (Chamorro Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Tamuning Guam Intl Airport (GUM)?

Tamuning Guam Intl Airport (GUM) hosts 5 major car rental companies, with daily rates starting from around $23 for economy cars. Top options include: • Alamo • Hertz • Dollar • Enterprise Rent-A-Car • Sixt

$1,063 CHEAP FLIGHTS from St. Louis to Tamuning (STL - GUM)

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Cheapest round-trip

$1,185

Typical prices: $948-$1,995

Multiple Airlines

Tue 10/30Mon 11/5

STL - GUM • 2 stops

Cheapest one-way

$1,063

Typical prices: $1,751-$1,771

Multiple Airlines

Fri 9/28

STL - GUM • 2 stops

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Flight Deals

Cheap Flights from St. Louis to Tamuning (STL-GUM)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from St. Louis to Tamuning

Fri, Oct 30 - Thu, Nov 5

7:02 am - 3:05 pmSTL Lambert-St Louis-GUM Tamuning Guam Intl

41h 03m2 stops Seattle/Tacoma Intl Incheon Intl

2:40 am - 11:59 pmGUM Tamuning Guam Intl-STL Lambert-St Louis

37h 19m2 stops Incheon Intl Seattle/Tacoma Intl

$1,185Multiple Airlines

Wed, Sep 30 - Sun, Oct 4

3:12 pm - 3:50 pmSTL Lambert-St Louis-GUM Tamuning Guam Intl

57h 38m2 stops Houston George Bush Intcntl Tokyo Narita

7:10 am - 10:30 pmGUM Tamuning Guam Intl-STL Lambert-St Louis

30h 20m2 stops Honolulu Houston George Bush Intcntl

$1,819United Airlines

Wed, Sep 30 - Sun, Oct 4

8:35 am - 3:50 pmSTL Lambert-St Louis-GUM Tamuning Guam Intl

64h 15m2 stops Houston George Bush Intcntl Tokyo Narita

7:10 am - 10:59 pmGUM Tamuning Guam Intl-STL Lambert-St Louis

54h 49m2 stops Honolulu Chicago O'Hare Intl

$1,839United Airlines

Wed, Sep 30 - Sun, Oct 4

11:10 am - 3:50 pmSTL Lambert-St Louis-GUM Tamuning Guam Intl

61h 40m2 stops Houston George Bush Intcntl Tokyo Narita

7:10 am - 2:17 pmGUM Tamuning Guam Intl-STL Lambert-St Louis

46h 07m2 stops Honolulu Chicago O'Hare Intl

$1,846United Airlines

Wed, Sep 30 - Sun, Oct 4

3:12 pm - 3:50 pmSTL Lambert-St Louis-GUM Tamuning Guam Intl

57h 38m2 stops Houston George Bush Intcntl Tokyo Narita

7:10 am - 6:43 pmGUM Tamuning Guam Intl-STL Lambert-St Louis

50h 33m3 stops Honolulu Los Angeles Los Angeles San Francisco

$1,852United Airlines

Wed, Sep 30 - Sun, Oct 4

11:10 am - 3:50 pmSTL Lambert-St Louis-GUM Tamuning Guam Intl

61h 40m2 stops Houston George Bush Intcntl Tokyo Narita

7:10 am - 6:43 pmGUM Tamuning Guam Intl-STL Lambert-St Louis

50h 33m3 stops Honolulu Los Angeles Los Angeles San Francisco

$1,852United Airlines

Wed, Sep 30 - Sun, Oct 4

3:12 pm - 3:50 pmSTL Lambert-St Louis-GUM Tamuning Guam Intl

57h 38m2 stops Houston George Bush Intcntl Tokyo Narita

7:10 am - 10:30 pmGUM Tamuning Guam Intl-STL Lambert-St Louis

30h 20m2 stops Honolulu Houston George Bush Intcntl

$2,019United Airlines

Mon, Nov 9 - Mon, Nov 16

6:00 am - 2:45 pmSTL Lambert-St Louis-GUM Tamuning Guam Intl

40h 45m2 stops Seattle/Tacoma Intl Tokyo Narita

4:45 pm - 2:25 pmGUM Tamuning Guam Intl-STL Lambert-St Louis

61h 40m2 stops Tokyo Narita Seattle/Tacoma Intl

$2,039Alaska Airlines

Wed, Sep 30 - Sun, Oct 4

3:12 pm - 3:50 pmSTL Lambert-St Louis-GUM Tamuning Guam Intl

57h 38m2 stops Houston George Bush Intcntl Tokyo Narita

7:10 am - 6:43 pmGUM Tamuning Guam Intl-STL Lambert-St Louis

50h 33m3 stops Honolulu Los Angeles Los Angeles San Francisco

$2,052United Airlines

Mon, Nov 9 - Mon, Nov 16

5:00 am - 7:00 pmSTL Lambert-St Louis-GUM Tamuning Guam Intl

22h 00m2 stops Chicago O'Hare Intl Honolulu

7:45 am - 6:05 pmGUM Tamuning Guam Intl-STL Lambert-St Louis

26h 20m3 stops Honolulu Los Angeles Los Angeles San Francisco

$2,229United Airlines

Booking Insights

Price, demand and travel trends for St. Louis to Tamuning flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from St. Louis to Tamuning with more confidence.

What is the cheapest airline to fly from St. Louis to Tamuning?

United Airlines ($1,819) and Alaska Airlines ($2,039) are the cheapest airlines to fly round-trip from St. Louis to Tamuning according to KAYAK data over the last 5 days.

Find deals

Cheapest flight	$1,063

Flight from St. Louis to Tamuning

When to book flights from St. Louis to Tamuning

Are your dates flexible? Find out the best times to travel from St. Louis to Tamuning based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from St. Louis to Tamuning?
Flights from St. Louis to Tamuning usually depart from Lambert-St Louis (STL) and arrive at Tamuning Guam Intl (GUM).
Can I save money by using flexible dates for flights from St. Louis to Tamuning?
Yes. Being flexible with your travel dates can save you up to 53% on the St. Louis to Tamuning route. Monday is the cheapest departure day at $948 round-trip on average, while Thursday is the most expensive at $1,995, a difference of $1,047. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What popular places can I visit in Tamuning?
Some of the most popular sights in Tamuning are Tumon Bay and Dusit Thani Guam Resort and Convention Center. These are among the most viewed places in Tamuning on KAYAK.
Do I need a passport to fly from St. Louis to Tamuning?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
Have flight prices from St. Louis to Tamuning changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,185 to $2,459. That means the highest observed fare was about 2x higher than the lowest one.
How are flight prices from St. Louis to Tamuning looking right now?
One-way fares from St. Louis to Tamuning are currently lower than usual. Average one-way flight prices are about $1,437, which is 19% below the typical average for this route.
What is the time difference between St. Louis and Tamuning?
Tamuning is 15 hours ahead of St. Louis (Chamorro Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.
What car rental options are available at Tamuning Guam Intl Airport (GUM)?
Tamuning Guam Intl Airport (GUM) hosts 5 major car rental companies, with daily rates starting from around $23 for economy cars. Top options include:
• Alamo
• Hertz
• Dollar
• Enterprise Rent-A-Car
• Sixt

If your dates can be flexible, aim for a Monday departure instead of Thursday. On this route, Monday flights average $948 - about $1,047 less than Thursday (52% savings) based on the last 12 months.
If you're arriving late at night and need somewhere to stay, check out these hotels close to Tamuning Guam Intl Airport.
- Pacific Islands Club Guam
- Hilton Guam Resort & Spa
- Royal Orchid Guam Hotel

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STL - GUM

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Everything you should know

Cheap Flights from St. Louis to Tamuning (STL-GUM)

Recent round-trip flight deals from St. Louis to Tamuning

Recent one-way flight deals from St. Louis to Tamuning

Recent last minute flight deals from St. Louis to Tamuning

Price, demand and travel trends for St. Louis to Tamuning flights

What is the cheapest airline to fly from St. Louis to Tamuning?

Key details for St. Louis to Tamuning flights

Cheapest flight

When to book flights from St. Louis to Tamuning

Your St. Louis to Tamuning flight questions, answered

Your guide to booking St. Louis to Tamuning flights

More options for your flight from St. Louis to Tamuning

Complete your trip to Tamuning with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from St. Louis to Tamuning

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