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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
Feb 23 — Mar 21
Mon 2/23
Mon 3/2
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 January 24, 2026.

This Delta deal was found by Cheapflights users on 1/24. 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 9/110:05 am
HOU
-
GUM
2 stops38h 10m
Delta
Wed 9/165:00 pm
GUM
-
HOU
2 stops43h 35m
Delta
Deal found 1/24$1,884
This Delta deal was found by Cheapflights users on 1/24. 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 9/11:15 pm
IAH
-
GUM
2 stops35h 00m
Delta
Wed 9/165:00 pm
GUM
-
IAH
2 stops43h 38m
Delta
Deal found 1/24$1,884
This United Airlines deal was found by Cheapflights users on 1/24. 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 9/110:05 am
IAH
-
GUM
1 stop17h 00m
United Airlines
Wed 9/167:10 am
GUM
-
IAH
1 stop16h 28m
United Airlines
Deal found 1/24$1,969
This United Airlines deal was found by Cheapflights users on 1/24. 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 6/78:10 pm
IAH
-
GUM
2 stops30h 55m
United Airlines
Sun 6/147:30 pm
GUM
-
IAH
2 stops43h 19m
United Airlines
Deal found 1/24$2,042
This United Airlines deal was found by Cheapflights users on 1/22. 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 2/228:22 pm
IAH
-
GUM
2 stops30h 43m
United Airlines
Sat 3/77:25 am
GUM
-
IAH
1 stop16h 32m
United Airlines
Deal found 1/22$2,279
This United Airlines deal was found by Cheapflights users on 1/23. 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.
Thu 6/1110:10 am
IAH
-
GUM
1 stop16h 55m
United Airlines
Mon 6/157:05 am
GUM
-
IAH
1 stop16h 30m
United Airlines
Deal found 1/23$2,359
This United Airlines deal was found by Cheapflights users on 1/22. 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 9/410:05 am
IAH
-
GUM
1 stop17h 00m
United Airlines
Tue 9/87:10 am
GUM
-
IAH
2 stops30h 25m
United Airlines
Deal found 1/22$2,409

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 January 24, 2026.

Round-trip from

$2,042
(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 January 24, 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

6:05 pm-6:05 pm

2 stops33h 00m

Tamuning Guam Intl

Sun 6/14

5:00 pm-3:00 pm

1 stop37h 00m

$2,053

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Mon 4/20

5:00 am-6:05 pm

2 stops22h 05m

Tamuning Guam Intl

Fri 4/24

7:05 am-11:13 am

2 stops19h 08m

$2,279

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Sun 2/22

7:39 pm-7:05 pm

2 stops31h 26m

Tamuning Guam Intl

Sat 3/7

7:25 am-7:57 am

1 stop16h 32m

$2,279

HoustonTamuning

HOU - GUM

HOUGUM

Houston Hobby

Tue 4/14

5:20 pm-11:55 pm

2 stops39h 35m

$1,543

HoustonTamuning

HOU - GUM

HOUGUM

Houston Hobby

Mon 4/27

5:20 pm-3:15 pm

2 stops30h 55m

$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

5:30 am-3:15 pm

2 stops42h 45m

$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 1/23

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 January 24, 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
9,198 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

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
9,198 reviews
United Airlines
7.4
Good
9,198 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

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 33h. 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 January 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,917Average$2,198FlexibilityNo cancel feeOn-time69%

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