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$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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GUM
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
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 October 30, 2025.

Round-trip from

$1,918
(United Airlines)

One-way from

$1,542
(Delta)

Popular in

December

Cheapest in

September

Average price

$2,549
From Houston to Guam
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One-way flight from Houston to Guam
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Highest demand for flights based on searches. 5% potential increase in price ($150 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($77 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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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 October 30, 2025.

This United Airlines deal was found by Cheapflights users on 10/29. 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 12/202:25 pmIAH - GUM
2 stops36h 35mUnited Airlines
Sun 1/47:40 amGUM - IAH
2 stops32h 19mUnited Airlines
Deal found 10/29$2,495
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/229:35 amIAH - GUM
1 stop17h 15mUnited Airlines
Sat 11/297:40 amGUM - IAH
2 stops21h 27mUnited Airlines
Deal found 10/29$2,528
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/46:44 pmHOU - GUM
2 stops27h 51mDelta
Mon 11/241:00 amGUM - HOU
2 stops38h 07mDelta
Deal found 10/29$2,533
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/44:21 pmIAH - GUM
2 stops30h 14mDelta
Tue 11/254:50 pmGUM - IAH
2 stops47h 07mDelta
Deal found 10/29$2,533
This Delta deal was found by Cheapflights users on 10/30. 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.
Sun 11/25:39 pmIAH - GUM
2 stops37h 26mDelta
Fri 11/71:00 amGUM - IAH
2 stops37h 11mDelta
Deal found 10/30$2,588
This Delta deal was found by Cheapflights users on 10/30. 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.
Wed 11/52:22 pmHOU - GUM
2 stops32h 13mDelta
Mon 11/241:00 amGUM - HOU
2 stops38h 07mDelta
Deal found 10/30$2,707
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Tue 11/49:35 amIAH - GUM
1 stop17h 15mUnited Airlines
Tue 11/257:40 amGUM - IAH
2 stops22h 41mUnited Airlines
Deal found 10/29$2,828
This United Airlines deal was found by Cheapflights users on 10/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/29:35 pmIAH - GUM
2 stops29h 15mUnited Airlines
Sat 11/87:40 amGUM - IAH
1 stop16h 20mUnited Airlines
Deal found 10/30$2,878
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Mon 11/175:15 amIAH - GUM
2 stops21h 35mUnited Airlines
Tue 11/257:40 amGUM - IAH
2 stops21h 10mUnited Airlines
Deal found 10/29$6,178

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 October 30, 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

Fri 1/23

5:25 am-2:35 pm

2 stops41h 10m

Tamuning Guam Intl

Mon 1/26

1:00 am-9:15 pm

2 stops36h 15m

$2,183

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Fri 1/23

9:40 am-7:05 pm

1 stop17h 25m

Tamuning Guam Intl

Tue 1/27

7:40 am-8:04 am

1 stop16h 24m

$2,278

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Thu 1/15

9:40 pm-7:05 pm

2 stops29h 25m

Tamuning Guam Intl

Mon 1/19

7:40 am-1:11 pm

2 stops21h 31m

$2,278

HoustonTamuning

HOU - GUM

HOUGUM

Houston Hobby

Tue 3/3

1:00 pm-11:05 pm

2 stops42h 05m

Tamuning Guam Intl

Mon 3/16

1:00 am-12:21 pm

2 stops50h 21m

$2,369

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Sat 11/22

9:35 am-6:50 pm

1 stop17h 15m

Tamuning Guam Intl

Sat 11/29

7:40 am-1:07 pm

2 stops21h 27m

$2,528

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Tue 11/4

4:21 pm-2:35 pm

2 stops30h 14m

Tamuning Guam Intl

Tue 11/25

4:50 pm-11:57 pm

2 stops47h 07m

$2,533

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Wed 11/5

1:29 pm-11:05 pm

2 stops41h 36m

Tamuning Guam Intl

Mon 11/24

1:00 am-11:57 pm

2 stops38h 57m

$2,533

HoustonTamuning

HOU - GUM

HOUGUM

Houston Hobby

Wed 3/18

1:00 pm-11:05 pm

2 stops43h 05m

$1,542

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Mon 11/17

6:40 pm-11:05 pm

2 stops36h 25m

$1,542

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Mon 11/17

9:35 am-6:50 pm

1 stop17h 15m

$1,681

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

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 October 30, 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
8,998 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

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
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

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 17h 25m. There are 7431 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

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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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,917Average$2,206FlexibilityNo cancel feeOn-time69%

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