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$1,543+ Cheap flights from Houston to Guam

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GUM
Mar 18 — Mar 251
Wed 3/18
Wed 3/25
1 adult, Economy
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Cheap 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 February 16, 2026.

This United Airlines deal was found by Cheapflights users on 2/13. 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 6/78:15 pm
IAH
-
GUM
2 stops41h 05m
United Airlines
Sun 6/147:30 pm
GUM
-
IAH
2 stops43h 45m
United Airlines
Deal found 2/13$2,076
This United Airlines deal was found by Cheapflights users on 2/15. 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 7/276:00 am
IAH
-
GUM
2 stops21h 05m
United Airlines
Thu 7/307:05 am
GUM
-
IAH
2 stops21h 34m
United Airlines
Deal found 2/15$2,359
This United Airlines deal was found by Cheapflights users on 2/12. 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.
Fri 9/45:00 am
IAH
-
GUM
2 stops22h 05m
United Airlines
Tue 9/87:10 am
GUM
-
IAH
2 stops23h 10m
United Airlines
Deal found 2/12$2,409
This United Airlines deal was found by Cheapflights users on 2/15. 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.
Wed 3/45:00 am
IAH
-
GUM
2 stops22h 05m
United Airlines
Wed 3/187:25 am
GUM
-
IAH
1 stop16h 12m
United Airlines
Deal found 2/15$2,429
This United Airlines deal was found by Cheapflights users on 2/13. 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 2/179:35 am
IAH
-
GUM
1 stop17h 30m
United Airlines
Thu 2/197:20 pm
GUM
-
IAH
2 stops42h 03m
United Airlines
Deal found 2/13$2,903
This United Airlines deal was found by Cheapflights users on 2/15. 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.
Sun 3/159:30 pm
IAH
-
GUM
2 stops30h 20m
United Airlines
Sat 3/211:30 pm
GUM
-
IAH
1 stop17h 10m
United Airlines
Deal found 2/15$2,906

Find flight deals from Houston to Guam

Keep the following information in mind while searching for Houston to Guam flight deals. Data was last updated February 16, 2026.

Round-trip from

$2,076
(United Airlines)

One-way from

$1,543
(Delta)
From Houston to Guam
Search Deals
One-way flight from Houston to Guam
Search Deals

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 February 16, 2026.
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

Sun 6/7

8:15 pm-4:20 am

2 stops41h 05m

Tamuning Guam Intl

Sun 6/14

7:30 pm-12:15 am

2 stops43h 45m

$2,076

HoustonTamuning

HOU - GUM

HOUGUM

Houston Hobby

Tue 4/14

10:46 am-3:15 pm

2 stops37h 29m

$1,543

HoustonTamuning

HOU - GUM

HOUGUM

Houston Hobby

Mon 4/27

5:23 pm-3:15 pm

2 stops30h 52m

$1,543

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Mon 4/27

5:20 am-3:15 pm

2 stops42h 55m

$1,543

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Tue 4/14

5:00 pm-3:15 pm

2 stops31h 15m

$1,543

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Tue 4/14

9:30 am-6:05 pm

1 stop17h 35m

$1,682

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Mon 4/27

9:30 am-6:05 pm

1 stop17h 35m

$1,682

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

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 February 16, 2026.
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
9,299 reviews

Boarding

7.7

Overall

7.4

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,299 reviews
United Airlines
7.4
Good
9,299 reviews

Boarding

7.7

Overall

7.4

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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.

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 February 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,917Average$2,198FlexibilityNo cancel feeOn-time69%

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