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$1,257+ Cheap flights from Guam to Portland (PDX)

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 12/26. Fares are subject to change and may not be available on all flights or dates of travel.
GUM — PDX
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Guam to Portland

Keep the following information in mind while searching for Guam to Portland flight deals. Data was last updated September 16, 2025.

Round-trip from

$1,436
(United Airlines)

One-way from

$1,257
(Delta)
From Guam to Portland
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One-way flight from Guam to Portland
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Find flight deals from Guam to Portland

Cheapest flights from Guam to Portland
Explore the most affordable flight options available from Guam to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. 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 11/207:05 amGUM - PDX
2 stops31h 33mUnited Airlines
Mon 11/247:38 pmPDX - GUM
2 stops29h 12mUnited Airlines
Deal found 9/14$1,436
This United Airlines deal was found by Cheapflights users on 9/14. 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 12/187:05 amGUM - PDX
2 stops25h 41mUnited Airlines
Wed 1/143:50 pmPDX - GUM
2 stops57h 15mUnited Airlines
Deal found 9/14$1,539
This Delta deal was found by Cheapflights users on 9/14. 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 12/171:00 amGUM - PDX
2 stops39h 40mDelta
Wed 1/147:45 pmPDX - GUM
2 stops33h 20mDelta
Deal found 9/14$1,682
This Delta deal was found by Cheapflights users on 9/14. 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 11/191:00 amGUM - PDX
2 stops40h 56mDelta
Sun 11/2312:35 amPDX - GUM
2 stops28h 30mDelta
Deal found 9/14$1,749
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:00 amGUM - PDX
2 stops25h 54mUnited Airlines
Sat 12/277:45 pmPDX - GUM
2 stops29h 15mUnited Airlines
Deal found 9/16$2,775

Cheapflights Fare Finder

 
Customize your flight search to find flights from Guam to Portland 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 16, 2025.
Use the filters below to find and compare flights from Guam to Portland that are best for you.

Fly from

Guam

Fly to

Portland

Route

Depart

Return

Price

TamuningPortland

GUM - PDX

GUMPDX

Tamuning Guam Intl

Thu 11/20

7:05 am-2:46 pm

2 stops25h 41m

Portland

Mon 11/24

1:00 pm-6:50 pm

2 stops35h 50m

$1,436

TamuningPortland

GUM - PDX

GUMPDX

Tamuning Guam Intl

Thu 12/18

7:05 am-2:46 pm

2 stops25h 41m

Portland

Wed 1/14

3:50 pm-7:05 pm

2 stops57h 15m

$1,539

TamuningPortland

GUM - PDX

GUMPDX

Tamuning Guam Intl

Wed 12/17

1:00 am-10:40 pm

2 stops39h 40m

Portland

Wed 1/14

7:45 pm-11:05 pm

2 stops33h 20m

$1,682

TamuningPortland

GUM - PDX

GUMPDX

Tamuning Guam Intl

Wed 11/19

1:00 am-4:45 pm

2 stops33h 45m

Portland

Mon 11/24

5:30 am-11:05 pm

2 stops23h 35m

$1,749

TamuningPortland

GUM - PDX

GUMPDX

Tamuning Guam Intl

Sat 12/27

7:00 am-2:54 pm

2 stops25h 54m

Portland

Sat 12/27

7:45 pm-7:00 pm

2 stops29h 15m

$2,775

TamuningPortland

GUM - PDX

GUMPDX

Tamuning Guam Intl

Fri 12/26

1:00 am-11:49 am

2 stops52h 49m

$1,257

TamuningPortland

GUM - PDX

GUMPDX

Tamuning Guam Intl

Sat 12/27

7:40 am-10:46 pm

3 stops33h 06m

$1,407

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Best time to book a flight from Guam to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Guam 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 Guam to Portland

What is the cheapest time of day to fly from GU to PDX?

Find hourly flight availability from Guam to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Guam to Portland as you normally would.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated September 16, 2025.
See what other customers who have flown with United Airlines from Guam to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,924 reviews

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,924 reviews
United Airlines
7.4
Good
8,924 reviews

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Guam to Portland. 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 into for flights to Portland from Guam?

    Portland (PDX), located 6.0 mi from the city center, is the airport you fly into when you book flights from Guam to Portland.

  • How long is the flight from Guam to Portland?

    Airlines like United Airlines and Delta fly from Guam to Portland in about 25h 41m. The time it takes to get you to your destination can typically vary by up to 13h 59m. The distance from Guam to Portland is about 5676 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Guam to Portland 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 Guam to Portland?

    Currently, November is the cheapest month in which you can book a flight from Guam to Portland (average of $277). Flying from Guam to Portland in March is currently the most expensive (average of $368). 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

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Beaverton
Clackamas
McMinnville
Lake Oswego
Hillsboro
Cannon Beach
Long Beach
Longview
Lincoln City
Tigard
Depoe Bay
Stevenson
Wilsonville
Pacific City
Tillamook
Troutdale
Gresham
Silverton

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Guam to Portland

Discover the top airline that operate flights from Guam to Portland. 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,383Average$1,664FlexibilityNo cancel feeOn-time69%

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