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$1,933+ Cheap flights from Houston 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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GUM
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Houston to Guam

Keep the following information in mind while searching for Houston to Guam flight deals. Data was last updated September 16, 2025.

Round-trip from

$1,933
(Delta)

Popular in

December

Cheapest in

September

Average price

$1,967
From Houston to Guam
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($166 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($79 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Houston to Guam

Cheapest flights from Houston to Guam
Explore the most affordable flight options available from Houston to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Delta deal was found by Cheapflights users on 9/16. 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.
Tue 11/45:30 amIAH - GUM
2 stops41h 05mDelta
Mon 11/241:00 amGUM - IAH
2 stops38h 58mDelta
Deal found 9/16$1,933
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:44 pmHOU - GUM
2 stops27h 51mDelta
Tue 11/254:50 pmGUM - HOU
2 stops46h 56mDelta
Deal found 9/14$2,195
This Delta deal was found by Cheapflights users on 9/16. 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.
Sun 9/217:00 pmIAH - GUM
2 stops38h 10mDelta
Sun 9/281:55 amGUM - IAH
2 stops36h 18mDelta
Deal found 9/16$2,195
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/49:35 amIAH - GUM
1 stop17h 15mUnited Airlines
Tue 11/257:40 amGUM - IAH
2 stops19h 35mUnited Airlines
Deal found 9/16$2,227
This Delta deal was found by Cheapflights users on 9/15. 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.
Mon 10/206:44 pmHOU - GUM
2 stops38h 26mDelta
Mon 11/34:50 pmGUM - HOU
2 stops46h 10mDelta
Deal found 9/15$2,233
This Delta deal was found by Cheapflights users on 9/16. 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.
Tue 11/46:44 pmHOU - GUM
2 stops36h 21mDelta
Mon 11/241:00 amGUM - HOU
2 stops48h 45mDelta
Deal found 9/16$2,238
This Delta deal was found by Cheapflights users on 9/16. 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.
Sun 9/216:37 pmHOU - GUM
2 stops38h 33mDelta
Sun 9/281:55 amGUM - HOU
2 stops35h 42mDelta
Deal found 9/16$2,445
This United Airlines deal was found by Cheapflights users on 9/15. 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 9/2910:10 amIAH - GUM
1 stop16h 55mUnited Airlines
Fri 10/107:10 amGUM - IAH
2 stops28h 00mUnited Airlines
Deal found 9/15$2,477
This Delta deal was found by Cheapflights users on 9/16. 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.
Sun 9/216:37 pmHOU - GUM
2 stops38h 33mDelta
Sat 9/271:55 amGUM - HOU
2 stops35h 42mDelta
Deal found 9/16$2,495
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/37:00 pmIAH - GUM
2 stops29h 15mDelta
Mon 10/61:55 amGUM - IAH
2 stops36h 01mDelta
Deal found 9/14$2,495
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Sun 9/216:50 pmIAH - GUM
2 stops32h 15mUnited Airlines
Mon 9/297:10 amGUM - IAH
1 stop16h 31mUnited Airlines
Deal found 9/16$2,827
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/310:10 amIAH - GUM
1 stop16h 55mUnited Airlines
Tue 10/77:10 amGUM - IAH
1 stop16h 31mUnited Airlines
Deal found 9/15$2,877

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston 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 September 16, 2025.
Use the filters below to find and compare flights from Houston to Guam that are best for you.

Fly from

Houston

Fly to

Guam

Route

Depart

Return

Price

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Tue 11/4

5:30 am-2:35 pm

2 stops41h 05m

Tamuning Guam Intl

Tue 11/25

4:50 pm-11:58 pm

2 stops47h 08m

$1,933

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Wed 11/5

5:30 am-2:35 pm

2 stops41h 05m

Tamuning Guam Intl

Mon 11/24

1:00 am-11:58 pm

2 stops38h 58m

$1,933

HoustonTamuning

HOU - GUM

HOUGUM

Houston Hobby

Wed 11/5

6:44 pm-2:35 pm

2 stops27h 51m

Tamuning Guam Intl

Tue 11/25

4:50 pm-11:46 pm

2 stops46h 56m

$2,195

HoustonTamuning

HOU - GUM

HOUGUM

Houston Hobby

Mon 10/20

6:44 pm-12:10 am

2 stops38h 26m

Tamuning Guam Intl

Mon 11/3

4:50 pm-11:00 pm

2 stops46h 10m

$2,233

HoustonTamuning

HOU - GUM

HOUGUM

Houston Hobby

Tue 11/4

10:13 am-2:35 pm

2 stops36h 22m

Tamuning Guam Intl

Tue 11/25

4:50 pm-11:46 pm

2 stops46h 56m

$2,233

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Best time to book a flight from Houston to Guam

Have a flexible travel schedule? Discover the best time to fly to Guam from Houston 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 Houston to Guam
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Guam

Get insights into the airlines that provide service to Guam. 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 Guam. Reviews last updated September 16, 2025.
Read through reviews of airlines operating flights from Houston to Guam, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,924 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,924 reviews
United Airlines
7.4
Good
8,924 reviews

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Houston to Guam. 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 Houston to Guam?

    Departing from Houston to Guam will take you 41h 05m. There are 7431 mi between Houston and Guam.

  • Can I find deals for flights from Houston to Guam that include hotel bookings?

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

  • How can I find direct flights from Houston to Guam?

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

  • Can I find deals for business class flights from Houston to Guam?

    Yes. Cheapflights offers flight deals from Houston 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.

  • What is the cheapest month to book a flight from Houston to Guam?

    Currently, January is the cheapest month in which you can book a flight from Houston to Guam (average of $1,977). Flying from Houston to Guam in May is currently the most expensive (average of $2,214). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Houston to Guam

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Top airline flying from Houston to Guam

Discover the top airline that operate flights from Houston to Guam. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,916Average$2,183FlexibilityNo cancel feeOn-time69%

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