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Cheap flights from Houston to Guam from $1,542

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 8/24. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Guam

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:25 am - 3:35 pm
IAH
-
GUM
43h 10m
2 stops
Delta Logo
4:50 pm - 9:36 pm
GUM
-
IAH
44h 46m
2 stops
$1,833Delta
Tue, Oct 13 - Tue, Nov 10
United Airlines Logo
10:15 am - 6:05 pm
IAH
-
GUM
16h 50m
1 stop
United Airlines Logo
7:25 am - 8:01 am
GUM
-
IAH
16h 36m
1 stop
$1,919United Airlines
Tue, Oct 13 - Tue, Nov 10
Delta Logo
10:48 am - 3:35 pm
HOU
-
GUM
37h 47m
2 stops
Delta Logo
2:00 am - 10:35 pm
GUM
-
HOU
35h 35m
2 stops
$1,933Delta
Fri, Sep 4 - Mon, Sep 21
Delta Logo
6:10 am - 3:35 pm
IAH
-
GUM
42h 25m
2 stops
Delta Logo
2:00 am - 11:49 pm
GUM
-
IAH
36h 49m
2 stops
$1,933Delta
Fri, Sep 4 - Mon, Sep 21
Delta Logo
6:36 pm - 11:55 pm
IAH
-
GUM
38h 19m
2 stops
Delta Logo
2:00 am - 11:51 pm
GUM
-
IAH
36h 51m
2 stops
$1,983Delta
Mon, Aug 24 - Fri, Sep 11
Delta Logo
6:30 am - 11:55 pm
IAH
-
GUM
26h 25m
2 stops
Delta Logo
5:20 pm - 9:21 pm
GUM
-
IAH
43h 01m
2 stops
$2,014Delta
Tue, Jul 28 - Tue, Aug 4
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
$2,019United Airlines
Fri, Sep 4 - Tue, Sep 22
Delta Logo
7:35 am - 11:55 pm
IAH
-
GUM
25h 20m
2 stops
Delta Logo
5:20 pm - 7:54 pm
GUM
-
IAH
41h 34m
2 stops
$2,020Delta
Tue, Jul 28 - Tue, Aug 4
United Airlines Logo
6:00 am - 6:05 pm
IAH
-
GUM
21h 05m
3 stops
United Airlines Logo
7:25 am - 1:09 pm
GUM
-
IAH
21h 44m
2 stops
$2,069United Airlines
Tue, Oct 13 - Tue, Nov 10
United Airlines Logo
10:15 am - 6:05 pm
IAH
-
GUM
16h 50m
1 stop
United Airlines Logo
7:15 am - 8:30 pm
GUM
-
IAH
28h 15m
2 stops
$2,089United Airlines
Mon, Aug 24 - Sat, Sep 12

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Delta flights from Houston to Guam

Our best Delta deals on Houston to Guam flight tickets
Delta
Oct 13
IAH5:25 amHouston George Bush Intcntl
43h 10m
2 stops
GUM3:35 pmTamuning Guam Intl
Nov 10
GUM4:50 pmTamuning Guam Intl
44h 46m
2 stops
IAH9:36 pmHouston George Bush Intcntl
$1,833
Delta
Sep 4
HOU10:48 amHouston Hobby
37h 47m
2 stops
GUM3:35 pmTamuning Guam Intl
Sep 21
GUM2:00 amTamuning Guam Intl
35h 35m
2 stops
HOU10:35 pmHouston Hobby
$1,933
Delta
Aug 24
IAH6:36 pmHouston George Bush Intcntl
38h 19m
2 stops
GUM11:55 pmTamuning Guam Intl
Sep 11
GUM2:00 amTamuning Guam Intl
36h 51m
2 stops
IAH11:51 pmHouston George Bush Intcntl
$1,983

United Airlines flights from Houston to Guam

Our best United Airlines deals on Houston to Guam flight tickets
United Airlines
Oct 13
IAH10:15 amHouston George Bush Intcntl
16h 50m
1 stop
GUM6:05 pmTamuning Guam Intl
Nov 10
GUM7:25 amTamuning Guam Intl
16h 36m
1 stop
IAH8:01 amHouston George Bush Intcntl
$1,919
United Airlines
Sep 4
IAH10:15 amHouston George Bush Intcntl
16h 50m
1 stop
GUM6:05 pmTamuning Guam Intl
Sep 22
GUM7:10 amTamuning Guam Intl
16h 27m
1 stop
IAH8:37 amHouston George Bush Intcntl
$2,019
United Airlines
Oct 13
IAH6:00 amHouston George Bush Intcntl
21h 05m
3 stops
GUM6:05 pmTamuning Guam Intl
Nov 10
GUM7:25 amTamuning Guam Intl
21h 44m
2 stops
IAH1:09 pmHouston George Bush Intcntl
$2,069

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 June 12, 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

Tue 10/13

5:25 am-3:35 pm

2 stops43h 10m

Tamuning Guam Intl

Tue 11/10

4:50 pm-9:36 pm

2 stops44h 46m

$1,833

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Tue 10/13

10:15 am-6:05 pm

1 stop16h 50m

Tamuning Guam Intl

Tue 11/10

7:25 am-8:01 am

1 stop16h 36m

$1,919

HoustonTamuning

HOU - GUM

HOUGUM

Houston Hobby

Fri 9/4

10:48 am-3:35 pm

2 stops37h 47m

Tamuning Guam Intl

Mon 9/21

2:00 am-10:35 pm

2 stops35h 35m

$1,933

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Fri 9/4

6:10 am-3:35 pm

2 stops42h 25m

Tamuning Guam Intl

Mon 9/21

2:00 am-11:49 pm

2 stops36h 49m

$1,933

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Mon 8/24

6:36 pm-11:55 pm

2 stops38h 19m

Tamuning Guam Intl

Fri 9/11

2:00 am-11:51 pm

2 stops36h 51m

$1,983

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Tue 7/28

6:30 am-11:55 pm

2 stops26h 25m

Tamuning Guam Intl

Tue 8/4

5:20 pm-9:21 pm

2 stops43h 01m

$2,014
Quickest round-trip

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Fri 9/4

10:15 am-6:05 pm

1 stop16h 50m

Tamuning Guam Intl

Tue 9/22

7:10 am-8:37 am

1 stop16h 27m

$2,019

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Tue 7/28

7:35 am-11:55 pm

2 stops25h 20m

Tamuning Guam Intl

Tue 8/4

5:20 pm-7:54 pm

2 stops41h 34m

$2,020

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Tue 10/13

6:00 am-6:05 pm

3 stops21h 05m

Tamuning Guam Intl

Tue 11/10

7:25 am-1:09 pm

2 stops21h 44m

$2,069

HoustonTamuning

IAH - GUM

IAHGUM

Houston George Bush Intcntl

Mon 8/24

10:15 am-6:05 pm

1 stop16h 50m

Tamuning Guam Intl

Sat 9/12

7:15 am-8:30 pm

2 stops28h 15m

$2,089

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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

20h 35m

Direct flights

None
The fastest flight from Houston to Guam takes 20h 35m
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
9,813 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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Popular flights according to clicks in the last 7 days on momondo
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