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Guam

$1,542+ 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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GUM
Jul 30 — Aug 61
Thu 7/30
Thu 8/6
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 June 30, 2026.

This United Airlines deal was found by Cheapflights users on 6/28. 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.
Sat 10/319:30 am
IAH
-
GUM
1 stop18h 30m
United Airlines
Sun 12/137:55 pm
GUM
-
IAH
1 stop34h 55m
United Airlines
Deal found 6/28$1,998
This United Airlines deal was found by Cheapflights users on 6/26. 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.
Sat 11/219:45 pm
IAH
-
GUM
2 stops53h 15m
United Airlines
Sat 12/57:45 am
GUM
-
IAH
1 stop16h 16m
United Airlines
Deal found 6/26$2,007
This Delta deal was found by Cheapflights users on 6/25. 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 8/96:00 am
HOU
-
GUM
2 stops42h 35m
Delta
Sat 8/152:00 am
GUM
-
HOU
2 stops49h 16m
Delta
Deal found 6/25$2,138
This Delta deal was found by Cheapflights users on 6/30. 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 11/1711:50 am
IAH
-
GUM
2 stops34h 45m
Delta
Sat 11/214:50 pm
GUM
-
IAH
2 stops44h 46m
Delta
Deal found 6/30$2,183
This United Airlines deal was found by Cheapflights users on 6/29. 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 9/1710:15 am
IAH
-
GUM
1 stop16h 50m
United Airlines
Mon 9/217:10 am
GUM
-
IAH
2 stops21h 30m
United Airlines
Deal found 6/29$2,229
This United Airlines deal was found by Cheapflights users on 6/25. 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 12/229:35 am
IAH
-
GUM
1 stop17h 25m
United Airlines
Sat 1/27:45 am
GUM
-
IAH
2 stops32h 39m
United Airlines
Deal found 6/25$2,239
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Sat 9/1910:15 am
IAH
-
GUM
1 stop16h 50m
United Airlines
Wed 9/237:10 am
GUM
-
IAH
2 stops18h 58m
United Airlines
Deal found 6/29$2,279
This United Airlines deal was found by Cheapflights users on 6/27. 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 8/38:25 pm
IAH
-
GUM
2 stops30h 40m
United Airlines
Fri 8/77:05 am
GUM
-
IAH
2 stops26h 34m
United Airlines
Deal found 6/27$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 June 30, 2026.

Round-trip from

$1,998
(United Airlines)

One-way from

$1,542
(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 June 30, 2026.
Use the filters below to find and compare flights from Houston to Guam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Sat 11/21

9:45 pm-7:00 pm

2 stops53h 15m

Tamuning Guam Intl

Sat 12/5

7:45 am-8:24 pm

2 stops28h 39m

$2,007

HoustonTamuning

HOU - GUM

HOUGUM

Houston Hobby

Sun 8/9

6:00 am-3:35 pm

2 stops42h 35m

Tamuning Guam Intl

Sat 8/15

2:00 am-12:16 pm

2 stops49h 16m

$2,138

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Sat 10/31

6:00 am-7:00 pm

3 stops22h 00m

Tamuning Guam Intl

Sun 12/13

7:45 am-1:09 pm

2 stops21h 24m

$2,169

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Thu 9/17

10:15 am-6:05 pm

1 stop16h 50m

Tamuning Guam Intl

Mon 9/21

7:10 am-1:40 pm

2 stops21h 30m

$2,229

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Tue 12/22

9:35 am-7:00 pm

1 stop17h 25m

Tamuning Guam Intl

Sat 1/2

7:45 am-12:24 am

2 stops32h 39m

$2,239
Quickest round-trip

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Sat 9/19

10:15 am-6:05 pm

1 stop16h 50m

Tamuning Guam Intl

Wed 9/23

7:10 am-8:37 am

1 stop16h 27m

$2,279
Cheapest one-way

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Sat 8/8

6:10 am-11:55 pm

2 stops26h 45m

$1,542
Quickest one-way

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Sat 8/8

10:10 am-6:05 pm

1 stop16h 55m

$1,732

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/27

Sorted by cheapest first

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 June 30, 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
9,901 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,901 reviews
United Airlines
7.4
Good
9,901 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 42h 35m. There are 7445 mi between Houston and Guam. This flight may include one or multiple stops.

  • 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

Browse thousands of different options on Cheapflights for your next trip

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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 June 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,967Average$2,227FlexibilityNo cancel feeOn-time69%

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