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$937+ 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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GUM
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 11, 2025.

Round-trip from

$1,933
(Delta)

One-way from

$937
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,967
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. 6% potential increase in price ($174 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($80 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 11, 2025.

This Delta deal was found by Cheapflights users on 9/11. 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
Tue 11/254:50 pmGUM - IAH
2 stops47h 08mDelta
Deal found 9/11$1,933
This United Airlines deal was found by Cheapflights users on 9/10. 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 11/199:35 amIAH - GUM
1 stop17h 15mUnited Airlines
Fri 11/287:25 amGUM - IAH
1 stop16h 35mUnited Airlines
Deal found 9/10$1,967
This United Airlines deal was found by Cheapflights users on 9/8. 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 12/186:00 amIAH - GUM
2 stops21h 00mUnited Airlines
Tue 1/67:25 amGUM - IAH
2 stops23h 40mUnited Airlines
Deal found 9/8$2,017
This Delta deal was found by Cheapflights users on 9/10. 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 9/283:40 pmHOU - GUM
2 stops41h 30mDelta
Sat 10/41:55 amGUM - HOU
2 stops35h 42mDelta
Deal found 9/10$2,033
This Delta deal was found by Cheapflights users on 9/10. 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 9/285:20 amIAH - GUM
2 stops27h 50mDelta
Sat 10/41:55 amGUM - IAH
2 stops36h 55mDelta
Deal found 9/10$2,033
This Delta deal was found by Cheapflights users on 9/10. 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.
Sat 11/86:44 pmHOU - GUM
2 stops36h 21mDelta
Tue 11/111:00 amGUM - HOU
2 stops38h 46mDelta
Deal found 9/10$2,183
This Delta deal was found by Cheapflights users on 9/10. 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.
Sat 11/82:30 pmIAH - GUM
2 stops40h 35mDelta
Wed 11/124:50 pmGUM - IAH
2 stops46h 25mDelta
Deal found 9/10$2,188
This Delta deal was found by Cheapflights users on 9/11. 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 stops40h 43mDelta
Tue 11/254:50 pmGUM - HOU
2 stops46h 56mDelta
Deal found 9/11$2,195
This Delta deal was found by Cheapflights users on 9/8. 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 10/75:30 amIAH - GUM
2 stops42h 45mDelta
Mon 10/131:55 amGUM - IAH
2 stops37h 04mDelta
Deal found 9/8$2,195
This United Airlines deal was found by Cheapflights users on 9/11. 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 11/49:52 pmIAH - GUM
2 stops28h 58mUnited Airlines
Tue 11/257:25 amGUM - IAH
1 stop16h 35mUnited Airlines
Deal found 9/11$2,227
This United Airlines deal was found by Cheapflights users on 9/10. 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 11/86:00 amIAH - GUM
2 stops20h 50mUnited Airlines
Wed 11/127:25 amGUM - IAH
1 stop16h 35mUnited Airlines
Deal found 9/10$2,277
This Delta deal was found by Cheapflights users on 9/9. 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 11/46:00 amHOU - GUM
2 stops25h 05mDelta
Tue 11/254:50 pmGUM - HOU
2 stops46h 56mDelta
Deal found 9/9$2,407

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 11, 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-11:15 pm

2 stops46h 25m

$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-11:15 pm

2 stops38h 15m

$1,933

HoustonTamuning

HOU - GUM

HOUGUM

Houston Hobby

Sun 9/28

3:40 pm-12:10 am

2 stops41h 30m

Tamuning Guam Intl

Sat 10/4

1:55 am-10:37 pm

2 stops35h 42m

$2,033

HoustonTamuning

HOU - GUM

HOUGUM

Houston Hobby

Sat 11/8

6:44 pm-11:05 pm

2 stops36h 21m

Tamuning Guam Intl

Tue 11/11

1:00 am-11:46 pm

2 stops38h 46m

$2,183

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

$2,195

HoustonTamuning

HOU - GUM

HOUGUM

Houston Hobby

Wed 11/5

2:22 pm-2:35 pm

2 stops32h 13m

Tamuning Guam Intl

Tue 11/25

4:50 pm-11:46 pm

2 stops46h 56m

$2,195

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Wed 10/8

7:10 pm-2:30 pm

2 stops52h 20m

$937

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Wed 10/8

10:10 am-6:05 pm

1 stop16h 55m

$1,681

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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 11, 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
8,937 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

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
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

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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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 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,916Average$2,206FlexibilityNo cancel feeOn-time69%

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