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$1,543+ Cheap flights from George Bush Intcntl (IAH) 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 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — GUM
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Guam

Keep the following information in mind while searching for George Bush Intcntl to Guam flight deals. Data was last updated June 12, 2025.

Round-trip from

$1,833
(Delta)

One-way from

$1,543
(Delta)

Popular in

July

Cheapest in

August

Average price

$2,467
From Houston George Bush Intcntl to Guam
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One-way flight from Houston George Bush Intcntl to Guam
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Highest demand for flights based on searches. 1% potential increase in price ($33 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from George Bush Intcntl to Guam

Cheapest flights from George Bush Intcntl to Guam
Explore the most affordable flight options available from George Bush Intcntl to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/49:40 amIAH - GUM
2 stops36h 55mDelta
Tue 11/254:50 pmGUM - IAH
2 stops47h 06mDelta
Deal found 6/12$1,833
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 11/47:50 pmIAH - GUM
2 stops31h 00mUnited Airlines
Tue 11/257:25 amGUM - IAH
1 stop16h 35mUnited Airlines
Deal found 6/10$1,917

Cheapflights Fare Finder

Customize your flight search to find flights from George Bush Intcntl 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 12, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Guam that are best for you.

Fly from

George Bush Intcntl

Fly to

Guam

Route

Depart

Return

Price

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Tue 11/4

9:40 am-2:35 pm

2 stops36h 55m

Tamuning Guam Intl

Tue 11/25

4:50 pm-11:56 pm

2 stops47h 06m

$1,833

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Tue 11/4

9:35 pm-6:50 pm

2 stops29h 15m

Tamuning Guam Intl

Tue 11/25

7:25 am-8:00 am

1 stop16h 35m

$1,917

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Sun 7/13

1:07 pm-3:15 pm

2 stops35h 08m

$1,543

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Sun 7/13

9:45 am-6:05 pm

1 stop17h 20m

$1,731

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from George Bush Intcntl to Guam

Have a flexible travel schedule? Discover the best time to fly to Guam from George Bush Intcntl 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 George Bush Intcntl Airport to Guam

Rainfall in Guam by month

Plan your trip to Guam by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Guam ranges from 2.6 - 14.4 inches per month. August is typically the wettest month, when rainfall can reach 14.4 in. March is typically the driest time to visit Guam when rainfall is around 2.6 in.

Temperature in Guam by month

Plan your trip to Guam by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Guam, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

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 12, 2025.
Get a feel of what it's like to fly with Delta and United Airlines from Houston to Guam by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Guam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from George Bush Intcntl to Guam that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Guam flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Guam?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Guam.

  • Can I find deals for business class flights from George Bush Intcntl to Guam?

    Yes. Cheapflights offers flight deals from George Bush Intcntl 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 George Bush Intcntl Airport to Guam?

    Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Guam (average of $1,977). Flying from Houston George Bush Intcntl Airport 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.

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Top airline flying from George Bush Intcntl to Guam

Discover the top airline that operate flights from George Bush Intcntl 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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,916Average$2,092FlexibilityNo cancel feeOn-time69%

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