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Cheap flights from Houston to Guam from $1,543

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Guam departing on 5/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Houston to Guam

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:30 am - 3:35 pm
IAH
-
GUM
42h 05m
2 stops
Delta Logo
2:00 am - 11:51 pm
GUM
-
IAH
36h 51m
2 stops
$1,834Delta
Wed, Sep 23 - Tue, Sep 29
United Airlines Logo
10:15 am - 6:05 pm
IAH
-
GUM
16h 50m
1 stop
United Airlines Logo
7:10 am - 3:16 pm
GUM
-
IAH
23h 06m
2 stops
$1,919United Airlines
Wed, Sep 23 - Wed, Sep 30
United Airlines Logo
5:20 am - 6:05 pm
IAH
-
GUM
21h 45m
2 stops
United Airlines Logo
7:10 am - 3:40 pm
GUM
-
IAH
23h 30m
2 stops
$2,229United Airlines
Thu, Oct 1 - Mon, Oct 5
United Airlines Logo
10:03 pm - 6:05 pm
IAH
-
GUM
29h 02m
2 stops
United Airlines Logo
7:05 am - 1:40 pm
GUM
-
IAH
21h 35m
2 stops
$2,279United Airlines
Sun, May 24 - Sun, May 31
United Airlines Logo
10:10 am - 6:05 pm
IAH
-
GUM
16h 55m
1 stop
United Airlines Logo
7:05 am - 6:39 pm
GUM
-
IAH
26h 34m
2 stops
$2,359United Airlines
Thu, Jun 25 - Tue, Jun 30
United Airlines Logo
9:42 pm - 6:05 pm
IAH
-
GUM
29h 23m
2 stops
United Airlines Logo
7:35 pm - 9:31 pm
GUM
-
IAH
40h 56m
2 stops
$2,367United Airlines
Fri, Sep 11 - Tue, Sep 15
United Airlines Logo
10:03 pm - 9:45 pm
IAH
-
GUM
32h 42m
2 stops
United Airlines Logo
7:30 pm - 10:59 pm
GUM
-
IAH
42h 29m
2 stops
$2,401United Airlines
Sun, Jun 7 - Sun, Jun 14
United Airlines Logo
10:03 pm - 9:45 pm
IAH
-
GUM
32h 42m
2 stops
United Airlines Logo
5:00 pm - 3:00 pm
GUM
-
IAH
37h 00m
1 stop
$2,408United Airlines
Sun, Jun 7 - Sun, Jun 14
United Airlines Logo
10:15 am - 6:05 pm
IAH
-
GUM
16h 50m
1 stop
United Airlines Logo
7:10 am - 8:37 am
GUM
-
IAH
16h 27m
1 stop
$2,409United Airlines
Fri, Sep 11 - Tue, Sep 15
United Airlines Logo
7:50 pm - 9:45 pm
IAH
-
GUM
34h 55m
2 stops
United Airlines Logo
5:00 pm - 3:00 pm
GUM
-
IAH
37h 00m
1 stop
$2,427United Airlines
Sun, Jun 7 - Sun, Jun 14

United Airlines flights from Houston to Guam

Our best United Airlines deals on Houston to Guam flight tickets
United Airlines
Sep 23
IAH10:15 amHouston George Bush Intcntl
16h 50m
1 stop
GUM6:05 pmTamuning Guam Intl
Sep 30
GUM7:10 amTamuning Guam Intl
23h 06m
2 stops
IAH3:16 pmHouston George Bush Intcntl
$1,919
United Airlines
Oct 1
IAH5:20 amHouston George Bush Intcntl
21h 45m
2 stops
GUM6:05 pmTamuning Guam Intl
Oct 5
GUM7:10 amTamuning Guam Intl
23h 30m
2 stops
IAH3:40 pmHouston George Bush Intcntl
$2,229
United Airlines
May 24
IAH10:03 pmHouston George Bush Intcntl
29h 02m
2 stops
GUM6:05 pmTamuning Guam Intl
May 31
GUM7:05 amTamuning Guam Intl
21h 35m
2 stops
IAH1:40 pmHouston George Bush Intcntl
$2,279

momondo 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, momondo users made 832,500 searches. Data last updated April 23, 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

Wed 9/23

6:30 am-3:35 pm

2 stops42h 05m

Tamuning Guam Intl

Tue 9/29

2:00 am-11:51 pm

2 stops36h 51m

$1,834

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Wed 9/23

10:15 am-6:05 pm

1 stop16h 50m

Tamuning Guam Intl

Wed 9/30

7:10 am-3:16 pm

2 stops23h 06m

$1,919

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Thu 10/1

5:20 am-6:05 pm

2 stops21h 45m

Tamuning Guam Intl

Mon 10/5

7:10 am-3:40 pm

2 stops23h 30m

$2,229

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Sun 5/24

10:03 pm-6:05 pm

2 stops29h 02m

Tamuning Guam Intl

Sun 5/31

7:05 am-1:40 pm

2 stops21h 35m

$2,279

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Thu 6/25

10:10 am-6:05 pm

1 stop16h 55m

Tamuning Guam Intl

Tue 6/30

7:05 am-6:39 pm

2 stops26h 34m

$2,359

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Fri 9/11

9:42 pm-6:05 pm

2 stops29h 23m

Tamuning Guam Intl

Tue 9/15

7:35 pm-9:31 pm

2 stops40h 56m

$2,367

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Sun 6/7

10:03 pm-9:45 pm

2 stops32h 42m

Tamuning Guam Intl

Sun 6/14

7:30 pm-10:59 pm

2 stops42h 29m

$2,401

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Sun 6/7

10:03 pm-9:45 pm

2 stops32h 42m

Tamuning Guam Intl

Sun 6/14

5:00 pm-3:00 pm

1 stop37h 00m

$2,408
Quickest round-trip

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Fri 9/11

10:15 am-6:05 pm

1 stop16h 50m

Tamuning Guam Intl

Tue 9/15

7:10 am-8:37 am

1 stop16h 27m

$2,409

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Sun 6/7

7:50 pm-9:45 pm

2 stops34h 55m

Tamuning Guam Intl

Sun 6/14

5:00 pm-3:00 pm

1 stop37h 00m

$2,427

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Guam from

How to get the cheapest flight ticket from Houston to Guam

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Houston to Guam?

Delta and United Airlines are the most popular carriers operating from Houston to Guam

Cheap Houston to Guam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Guam

Fastest flight time

16h 50m

Direct flights

None
The fastest flight from Houston to Guam takes 16h 50m
There are no direct flights from Houston to Guam. There are no popular flight routes from Houston to Guam.
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Frequently asked questions about flying from Houston to Guam

  • When did momondo last update prices for flights from Houston to Guam?

    Prices for flights from Houston to Guam are updated daily.

  • How many operators does momondo search for flights from Houston to Guam?

  • How old do you have to be to fly from Houston to Guam?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Guam.

  • What documentation or ID do you need to fly to Guam?

    The necessary travel and health documents for your Guam trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Houston to Guam

Compare and see reviews for airlines that fly from Houston to Guam with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,967Free CancellationRating
7.4
9,637 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Guam?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Houston to Guam. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Houston to Guam with flexible booking policies on momondo?

Flights from Houston to Guam with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Houston to Guam?

momondo provides multiple filters to help you find the best flight to Guam from Houston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Houston to Guam right now. Can momondo alert me if prices change?

Price alerts on flights to Guam from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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