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Guam

$775+ Cheap flights from Portland (PDX) 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GUM
Jul 18 — Jul 251
Sat 7/18
Sat 7/25
1 adult, Economy
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Cheap flight deals from Portland to Guam

Cheapest flights from Portland to Guam
Explore the most affordable flight options available from Portland to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.

This Orbitz deal was found by Cheapflights users on 6/17. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:06 am
PDX
-
GUM
2 stops37h 34m
Multiple Airlines
Wed 10/214:40 pm
GUM
-
PDX
2 stops58h 07m
Multiple Airlines
Deal found 6/17$1,222
This Expedia deal was found by Cheapflights users on 6/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/29:32 pm
PDX
-
GUM
2 stops48h 08m
Multiple Airlines
Sat 10/104:40 pm
GUM
-
PDX
2 stops58h 07m
Multiple Airlines
Deal found 6/17$1,297
This Expedia deal was found by Cheapflights users on 6/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/29:32 pm
PDX
-
GUM
2 stops48h 08m
Multiple Airlines
Thu 10/84:40 pm
GUM
-
PDX
2 stops58h 07m
Multiple Airlines
Deal found 6/17$1,347
This Orbitz deal was found by Cheapflights users on 6/17. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:41 pm
PDX
-
GUM
2 stops51h 54m
Multiple Airlines
Sat 9/194:35 pm
GUM
-
PDX
2 stops44h 15m
Multiple Airlines
Deal found 6/17$1,431
This Travelocity deal was found by Cheapflights users on 6/16. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:19 am
PDX
-
GUM
2 stops39h 16m
Multiple Airlines
Mon 7/204:35 pm
GUM
-
PDX
2 stops56h 02m
Multiple Airlines
Deal found 6/16$1,544
This Orbitz deal was found by Cheapflights users on 6/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:20 am
PDX
-
GUM
2 stops39h 15m
Multiple Airlines
Fri 9/254:35 pm
GUM
-
PDX
2 stops43h 03m
Multiple Airlines
Deal found 6/15$1,576
This Travelocity deal was found by Cheapflights users on 6/18. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:14 am
PDX
-
GUM
2 stops37h 21m
Multiple Airlines
Tue 9/154:35 pm
GUM
-
PDX
2 stops48h 20m
Multiple Airlines
Deal found 6/18$1,595
This Travelocity deal was found by Cheapflights users on 6/17. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:30 pm
PDX
-
GUM
2 stops52h 05m
Multiple Airlines
Thu 7/94:35 pm
GUM
-
PDX
2 stops47h 55m
Multiple Airlines
Deal found 6/17$1,606
This Expedia deal was found by Cheapflights users on 6/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/29:30 pm
PDX
-
GUM
2 stops48h 05m
Multiple Airlines
Sun 8/94:35 pm
GUM
-
PDX
2 stops47h 55m
Multiple Airlines
Deal found 6/18$1,653
This United Airlines deal was found by Cheapflights users on 6/17. 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 10/205:30 am
PDX
-
GUM
2 stops19h 35m
United Airlines
Tue 10/277:25 am
GUM
-
PDX
2 stops28h 06m
United Airlines
Deal found 6/17$1,819
This United Airlines deal was found by Cheapflights users on 6/17. 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 10/189:00 am
PDX
-
GUM
2 stops40h 05m
United Airlines
Mon 10/267:25 am
GUM
-
PDX
2 stops28h 06m
United Airlines
Deal found 6/17$1,835
This Expedia deal was found by Cheapflights users on 6/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/199:19 am
PDX
-
GUM
2 stops36h 16m
Multiple Airlines
Sun 6/214:35 pm
GUM
-
PDX
2 stops47h 55m
Multiple Airlines
Deal found 6/16$1,849

Find flight deals from Portland to Guam

Keep the following information in mind while searching for Portland to Guam flight deals. Data was last updated June 18, 2026.

Round-trip from

$1,222
(Orbitz)

One-way from

$775
(Kiwi.com)

Popular in

January

Cheapest in

June

Average price

$1,917
From Portland to Guam
Search Deals
One-way flight from Portland to Guam
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($271 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($105 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland 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 18, 2026.
Use the filters below to find and compare flights from Portland to Guam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Tue 10/20

5:30 am-6:05 pm

2 stops19h 35m

Tamuning Guam Intl

Tue 10/27

7:25 am-6:31 pm

2 stops28h 06m

$1,819
Quickest round-trip

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Thu 10/1

5:30 am-6:05 pm

2 stops19h 35m

Tamuning Guam Intl

Mon 10/5

7:10 am-12:05 pm

2 stops21h 55m

$2,129

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 10/4

7:29 pm-6:05 pm

2 stops29h 36m

Tamuning Guam Intl

Thu 10/8

7:10 am-6:31 pm

2 stops28h 21m

$2,129

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 8/9

11:16 am-6:05 pm

2 stops37h 49m

Tamuning Guam Intl

Mon 8/17

7:05 am-12:00 pm

2 stops21h 55m

$2,282

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 7/19

8:35 am-6:05 pm

2 stops40h 30m

Tamuning Guam Intl

Mon 7/27

7:15 am-4:47 pm

2 stops26h 32m

$2,297

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 8/9

8:35 am-6:05 pm

2 stops40h 30m

Tamuning Guam Intl

Thu 8/13

7:15 am-12:34 am

2 stops34h 19m

$2,297
Cheapest one-way

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Tue 7/21

10:29 am-1:00 am

2 stops45h 31m

$775
Quickest one-way

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Fri 7/17

9:19 am-3:35 am

2 stops25h 16m

$776

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Wed 7/22

9:45 pm-3:35 am

3 stops36h 50m

$836

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Thu 7/23

9:19 am-3:35 am

2 stops25h 16m

$853

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight from Portland to Guam

Have a flexible travel schedule? Discover the best time to fly to Guam from Portland 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 Portland 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 June 18, 2026.
Get a feel of what it's like to fly with United Airlines from Portland to Guam by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,859 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,859 reviews
United Airlines
7.4
Good
9,859 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

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

  • What airport do you fly from for flights from Portland to Guam?

    If you book a flight to Guam from Portland, you will be flying from Portland, which is the city’s only airport. Portland (PDX) is located 6.0 mi from the center of Portland.

  • How long is the flight from Portland to Guam?

    A quick flight from Portland to Guam can take about 19h 35m. United Airlines provides one of the quickest options available for as low as $1,819. The distance from Portland to Guam is about 5676 mi.

  • Can I find deals for flights from Portland to Guam that include hotel bookings?

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

  • How can I find direct flights from Portland to Guam?

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

  • Can I find deals for business class flights from Portland to Guam?

    Yes. Cheapflights offers flight deals from Portland 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Portland to Guam

Discover the top airline that operate flights from Portland 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 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,817Average$2,073FlexibilityNo cancel feeOn-time69%

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