How do I get Price Alerts for flights from Houston to Guam?

Confirm your travel details to search for the latest offers for flights from Houston to Guam . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Houston to Guam with momondo?

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

When did momondo last update prices for flights from Houston to Guam?

Prices for flights from Houston to Guam are updated daily.

How many operators does momondo search for flights from Houston to Guam?

As of September 2026, there is 1 operator available to choose from for flights from Houston to Guam.

How old do you have to be to fly from Houston to Guam?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Guam.

What documentation or ID do you need to fly to Guam?

The necessary travel and health documents for your Guam trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$1,389 Cheap Flights from Houston to Guam in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Guam

Round-trip

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:55 pm - 3:05 pmIAH Houston George Bush Intcntl-GUM Tamuning Guam Intl

57h 10m2 stops Seattle/Tacoma Intl Incheon Intl

4:50 pm - 11:59 pmGUM Tamuning Guam Intl-IAH Houston George Bush Intcntl

46h 09m2 stops Incheon Intl Seattle/Tacoma Intl

$1,389Multiple Airlines

Fri, Oct 23 - Fri, Oct 30

7:02 am - 2:35 pmIAH Houston George Bush Intcntl-GUM Tamuning Guam Intl

40h 33m2 stops Seattle/Tacoma Intl Tokyo Narita

4:35 pm - 11:59 pmGUM Tamuning Guam Intl-IAH Houston George Bush Intcntl

46h 24m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,743Multiple Airlines

Fri, Sep 25 - Mon, Sep 28

5:46 pm - 11:55 pmIAH Houston George Bush Intcntl-GUM Tamuning Guam Intl

39h 09m2 stops Minneapolis St Paul Incheon Intl

5:20 pm - 10:02 pmGUM Tamuning Guam Intl-IAH Houston George Bush Intcntl

43h 42m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$2,140Delta

Mon, Oct 5 - Mon, Oct 12

6:30 am - 6:05 pmIAH Houston George Bush Intcntl-GUM Tamuning Guam Intl

20h 35m2 stops San Francisco Honolulu

7:10 am - 12:58 pmGUM Tamuning Guam Intl-IAH Houston George Bush Intcntl

20h 48m2 stops Honolulu San Francisco

$2,229United Airlines

Mon, Oct 5 - Thu, Oct 8

10:15 am - 6:05 pmIAH Houston George Bush Intcntl-GUM Tamuning Guam Intl

16h 50m1 stop Honolulu

12:15 pm - 2:55 pmGUM Tamuning Guam Intl-IAH Houston George Bush Intcntl

17h 40m1 stop Tokyo Narita

$2,251United Airlines

Mon, Oct 5 - Thu, Oct 8

10:15 am - 6:05 pmIAH Houston George Bush Intcntl-GUM Tamuning Guam Intl

16h 50m1 stop Honolulu

7:45 am - 9:55 pmGUM Tamuning Guam Intl-IAH Houston George Bush Intcntl

29h 10m2 stops Honolulu Los Angeles

$2,329United Airlines

Fri, Oct 23 - Fri, Oct 30

10:10 am - 9:50 pmIAH Houston George Bush Intcntl-GUM Tamuning Guam Intl

20h 40m1 stop Tokyo Narita

7:45 am - 9:00 amGUM Tamuning Guam Intl-IAH Houston George Bush Intcntl

16h 15m1 stop Honolulu

$2,351United Airlines

Fri, Oct 23 - Fri, Oct 30

6:00 am - 6:05 pmIAH Houston George Bush Intcntl-GUM Tamuning Guam Intl

21h 05m3 stops Los Angeles Kahului Honolulu

7:10 am - 3:36 pmGUM Tamuning Guam Intl-IAH Houston George Bush Intcntl

23h 26m2 stops Honolulu Los Angeles

$2,379United Airlines

Mon, Oct 5 - Thu, Oct 8

6:00 am - 6:05 pmIAH Houston George Bush Intcntl-GUM Tamuning Guam Intl

21h 05m3 stops Los Angeles Kahului Honolulu

7:45 am - 4:55 pmGUM Tamuning Guam Intl-IAH Houston George Bush Intcntl

24h 10m2 stops Honolulu San Francisco

$2,479United Airlines

Fri, Oct 23 - Fri, Oct 30

10:15 am - 6:05 pmIAH Houston George Bush Intcntl-GUM Tamuning Guam Intl

16h 50m1 stop Honolulu

7:10 am - 11:15 pmGUM Tamuning Guam Intl-IAH Houston George Bush Intcntl

31h 05m2 stops Honolulu San Francisco

$2,879United Airlines

Fri, Sep 25 - Mon, Sep 28

Save money when you book flights with momondo

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Delta flights from Houston to Guam

Our best Delta deals on Houston to Guam flight tickets

Delta

Oct 5

IAH5:46 pmHouston George Bush Intcntl

39h 09m

2 stops

GUM11:55 pmTamuning Guam Intl

Oct 12

GUM5:20 pmTamuning Guam Intl

43h 42m

2 stops

IAH10:02 pmHouston George Bush Intcntl

$2,140

Delta

Oct 23

HOU3:09 pmHouston Hobby

32h 56m

2 stops

GUM3:05 pmTamuning Guam Intl

Oct 29

GUM2:40 amTamuning Guam Intl

35h 23m

2 stops

HOU11:03 pmHouston Hobby

$3,108

Delta

Oct 22

HOU11:12 amHouston Hobby

45h 43m

2 stops

GUM11:55 pmTamuning Guam Intl

Oct 28

GUM2:40 amTamuning Guam Intl

35h 23m

2 stops

HOU11:03 pmHouston Hobby

$3,172

United Airlines flights from Houston to Guam

Our best United Airlines deals on Houston to Guam flight tickets

United Airlines

Oct 5

IAH7:20 amHouston George Bush Intcntl

19h 45m

2 stops

GUM6:05 pmTamuning Guam Intl

Oct 8

GUM7:10 amTamuning Guam Intl

16h 27m

1 stop

IAH8:37 amHouston George Bush Intcntl

$2,229

United Airlines

Oct 5

IAH10:15 amHouston George Bush Intcntl

16h 50m

1 stop

GUM6:05 pmTamuning Guam Intl

Oct 8

GUM12:15 pmTamuning Guam Intl

17h 40m

1 stop

IAH2:55 pmHouston George Bush Intcntl

$2,251

United Airlines

Oct 23

IAH10:15 amHouston George Bush Intcntl

16h 50m

1 stop

GUM6:05 pmTamuning Guam Intl

Oct 30

GUM7:45 amTamuning Guam Intl

29h 10m

2 stops

IAH9:55 pmHouston George Bush Intcntl

$2,329

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonTamuning

IAH Houston George Bush Intcntl - GUM Tamuning Guam Intl

IAHGUM

Houston George Bush Intcntl

Fri 10/23

2:55 pm-3:05 pm

2 stops57h 10m

Tamuning Guam Intl

Fri 10/30

4:50 pm-11:59 pm

2 stops46h 09m

$1,389

HoustonTamuning

IAH Houston George Bush Intcntl - GUM Tamuning Guam Intl

IAHGUM

Houston George Bush Intcntl

Fri 9/25

7:02 am-2:35 pm

2 stops40h 33m

Tamuning Guam Intl

Mon 9/28

4:35 pm-11:59 pm

2 stops46h 24m

$1,743

HoustonTamuning

IAH Houston George Bush Intcntl - GUM Tamuning Guam Intl

IAHGUM

Houston George Bush Intcntl

Mon 10/5

5:46 pm-11:55 pm

2 stops39h 09m

Tamuning Guam Intl

Mon 10/12

5:20 pm-10:02 pm

2 stops43h 42m

$2,140

HoustonTamuning

IAH Houston George Bush Intcntl - GUM Tamuning Guam Intl

IAHGUM

Houston George Bush Intcntl

Mon 10/5

6:30 am-6:05 pm

2 stops20h 35m

Tamuning Guam Intl

Thu 10/8

7:10 am-12:58 pm

2 stops20h 48m

$2,229

Quickest round-trip

HoustonTamuning

IAH Houston George Bush Intcntl - GUM Tamuning Guam Intl

IAHGUM

Houston George Bush Intcntl

Mon 10/5

10:15 am-6:05 pm

1 stop16h 50m

Tamuning Guam Intl

Thu 10/8

12:15 pm-2:55 pm

1 stop17h 40m

$2,251

HoustonTamuning

IAH Houston George Bush Intcntl - GUM Tamuning Guam Intl

IAHGUM

Houston George Bush Intcntl

Fri 10/23

10:15 am-6:05 pm

1 stop16h 50m

Tamuning Guam Intl

Fri 10/30

7:45 am-9:55 pm

2 stops29h 10m

$2,329

HoustonTamuning

IAH Houston George Bush Intcntl - GUM Tamuning Guam Intl

IAHGUM

Houston George Bush Intcntl

Fri 10/23

10:10 am-9:50 pm

1 stop20h 40m

Tamuning Guam Intl

Fri 10/30

7:45 am-9:00 am

1 stop16h 15m

$2,351

HoustonTamuning

IAH Houston George Bush Intcntl - GUM Tamuning Guam Intl

IAHGUM

Houston George Bush Intcntl

Mon 10/5

6:00 am-6:05 pm

3 stops21h 05m

Tamuning Guam Intl

Thu 10/8

7:10 am-3:36 pm

2 stops23h 26m

$2,379

HoustonTamuning

IAH Houston George Bush Intcntl - GUM Tamuning Guam Intl

IAHGUM

Houston George Bush Intcntl

Fri 10/23

6:00 am-6:05 pm

3 stops21h 05m

Tamuning Guam Intl

Fri 10/30

7:45 am-4:55 pm

2 stops24h 10m

$2,479

HoustonTamuning

IAH Houston George Bush Intcntl - GUM Tamuning Guam Intl

IAHGUM

Houston George Bush Intcntl

Fri 9/25

10:15 am-6:05 pm

1 stop16h 50m

Tamuning Guam Intl

Mon 9/28

7:10 am-11:15 pm

2 stops31h 05m

$2,879

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Houston to Guam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Guam

Best Price Found	$1,389
Fastest flight time	30h 15m
Direct flights	None

The best flight deal from Houston to Guam found on momondo in the last 72 hours is $1,389

The fastest flight from Houston to Guam takes 30h 15m

There are no direct flights from Houston to Guam. There are no popular flight routes from Houston to Guam.

Search flight deals

Frequently asked questions about flying from Houston to Guam

When did momondo last update prices for flights from Houston to Guam?
Prices for flights from Houston to Guam are updated daily.
How many operators does momondo search for flights from Houston to Guam?
As of September 2026, there is 1 operator available to choose from for flights from Houston to Guam.
How old do you have to be to fly from Houston to Guam?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Guam.
What documentation or ID do you need to fly to Guam?
The necessary travel and health documents for your Guam trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Houston to Guam

Compare and see reviews for airlines that fly from Houston to Guam with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $1,918	Free Cancellation	Rating 7.4 10,185 reviews		Search United Airlines flights

Frequently asked questions about flying from Houston to Guam

How do I get Price Alerts for flights from Houston to Guam?
Confirm your travel details to search for the latest offers for flights from Houston to Guam. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Houston to Guam with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Guam?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Houston to Guam. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Houston to Guam with flexible booking policies on momondo?

Flights from Houston to Guam with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Houston to Guam?

momondo provides multiple filters to help you find the best flight to Guam from Houston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Houston to Guam right now. Can momondo alert me if prices change?

Price alerts on flights to Guam from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Guam trip

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Flights to Tamuningfrom $1,133

Cheap flights from Houston to Guam from $1,389

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Guam departing on 10/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Houston to Guam

Our best Delta deals on Houston to Guam flight tickets

United Airlines flights from Houston to Guam

Our best United Airlines deals on Houston to Guam flight tickets

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Use the filters below to find and compare flights from Houston to Guam that are best for you.

Cheap Houston to Guam flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Houston to Guam

Best airlines flying from Houston to Guam

Compare and see reviews for airlines that fly from Houston to Guam with momondo

Frequently asked questions about flying from Houston to Guam

Why use momondo?

An easier way to manage your Guam trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Guam

Popular cities in Guam

Popular flights according to clicks in the last 7 days on momondo

Guam flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Guam

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Guam

List of cabin classes available on flights landing in Guam. Availability may vary depending on flight origin and airline.

Complete your trip to Guam

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According to popular flight searches on momondo this year