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$574+ Cheap flights from Oregon 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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GUM
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Oregon to Guam

Keep the following information in mind while searching for Oregon to Guam flight deals. Data was last updated September 15, 2025.

Round-trip from

$1,817
(United Airlines)

One-way from

$574
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$1,914
From Oregon to Guam
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One-way flight from Oregon to Guam
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Highest demand for flights based on searches. 10% potential increase in price ($248 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($71 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Oregon to Guam

Cheapest flights from Oregon to Guam
Explore the most affordable flight options available from Oregon to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Delta deal was found by Cheapflights users on 9/12. 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.
Thu 10/99:00 amBOI - GUM
2 stops23h 10mDelta
Sun 10/191:55 amGUM - BOI
2 stops32h 56mDelta
Deal found 9/12$1,903
This Delta deal was found by Cheapflights users on 9/13. 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.
Thu 10/305:40 amPDX - GUM
2 stops24h 25mDelta
Wed 11/121:00 amGUM - PDX
2 stops36h 19mDelta
Deal found 9/13$1,903
This Delta deal was found by Cheapflights users on 9/13. 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.
Sun 11/97:22 pmPDX - GUM
2 stops33h 43mDelta
Mon 11/171:00 amGUM - PDX
2 stops37h 47mDelta
Deal found 9/13$1,908
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.
Mon 10/2012:40 amPDX - GUM
2 stops30h 30mDelta
Thu 11/61:00 amGUM - PDX
2 stops37h 26mDelta
Deal found 9/14$1,953
This lol.travel deal was found by Cheapflights users on 9/13. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:00 amPDX - GUM
2 stops19h 50mUnited Airlines
Thu 11/137:40 amGUM - PDX
2 stops21h 13mUnited Airlines
Deal found 9/13$1,989
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 10/137:35 pmPDX - GUM
2 stops29h 30mUnited Airlines
Mon 10/207:10 amGUM - PDX
2 stops18h 50mUnited Airlines
Deal found 9/13$2,127
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.
Tue 10/213:50 pmPDX - GUM
3 stops33h 15mUnited Airlines
Fri 11/77:40 amGUM - PDX
2 stops28h 56mUnited Airlines
Deal found 9/14$2,203
This Delta deal was found by Cheapflights users on 9/13. 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.
Mon 10/137:59 pmPDX - GUM
2 stops35h 11mDelta
Sun 10/191:55 amGUM - PDX
2 stops34h 24mDelta
Deal found 9/13$2,217
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/65:25 pmPDX - GUM
2 stops37h 45mDelta
Sun 10/191:55 amGUM - PDX
2 stops31h 50mDelta
Deal found 9/15$2,271
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:30 amPDX - GUM
2 stops41h 30mUnited Airlines
Fri 12/267:40 amGUM - PDX
2 stops29h 08mUnited Airlines
Deal found 9/15$2,325
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/307:35 pmPDX - GUM
2 stops29h 30mUnited Airlines
Wed 10/87:10 amGUM - PDX
2 stops22h 32mUnited Airlines
Deal found 9/15$2,327

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon 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 September 15, 2025.
Use the filters below to find and compare flights from Oregon to Guam that are best for you.

Fly from

Oregon

Fly to

Guam

Route

Depart

Return

Price

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Tue 3/10

8:15 am-6:50 pm

2 stops17h 35m

Tamuning Guam Intl

Tue 3/17

7:25 am-12:19 am

3 stops33h 54m

$1,817

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 3/9

12:55 am-11:05 pm

2 stops29h 10m

Tamuning Guam Intl

Tue 3/17

4:50 pm-7:11 pm

2 stops43h 21m

$1,853

BoiseTamuning

BOI - GUM

BOIGUM

Boise Air Term. Gowen Fld

Thu 10/9

7:40 am-3:15 pm

2 stops39h 35m

Tamuning Guam Intl

Mon 10/20

5:00 pm-12:08 am

2 stops47h 08m

$1,903

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Thu 10/30

5:40 am-11:05 pm

2 stops24h 25m

Tamuning Guam Intl

Wed 11/12

1:00 am-7:19 pm

2 stops36h 19m

$1,903

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 11/9

7:22 pm-11:05 pm

2 stops33h 43m

Tamuning Guam Intl

Mon 11/17

1:00 am-8:47 pm

2 stops37h 47m

$1,908

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Tue 10/21

5:40 am-12:10 am

2 stops25h 30m

Tamuning Guam Intl

Thu 11/6

1:00 am-8:26 pm

2 stops37h 26m

$1,953

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 11/9

10:30 am-11:00 pm

2 stops42h 30m

$589

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 11/2

5:40 pm-3:15 pm

2 stops51h 35m

$593

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Wed 11/5

9:34 am-11:00 pm

3 stops43h 26m

$611

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 10/13

10:35 am-3:20 pm

3 stops35h 45m

$615

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 16 results
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Best time to book a flight from Oregon to Guam

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

What is the cheapest month to book a flight from Oregon to Guam?

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

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

Find hourly flight availability from Oregon to Guam. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

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

Related info for your journey

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

  • How long is the flight from Oregon to Guam?

    A quick flight from Oregon to Guam can take about 17h 35m. United Airlines provides one of the quickest options available for as low as $1,817. There are 5676 mi between Oregon and Guam. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

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

See more FAQs

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Top 2 airlines flying from Oregon to Guam

Discover the top 2 airlines that operate flights from Oregon 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,078Average$2,016FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,512Average$1,903FlexibilityNo cancel feeOn-timeN/A

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