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Guam

$610+ 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 3/26. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GUM
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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Cheap 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 February 4, 2026.

This United Airlines deal was found by Cheapflights users on 2/1. 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 4/187:03 pm
BOI
-
GUM
2 stops52h 42m
United Airlines
Wed 4/227:05 am
GUM
-
BOI
2 stops22h 26m
United Airlines
Deal found 2/1$761
This United Airlines deal was found by Cheapflights users on 2/2. 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 4/285:30 am
PDX
-
GUM
2 stops19h 35m
United Airlines
Tue 5/57:05 am
GUM
-
PDX
2 stops26h 28m
United Airlines
Deal found 2/2$1,819
This United Airlines deal was found by Cheapflights users on 2/3. 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 4/115:25 am
PDX
-
GUM
2 stops19h 40m
United Airlines
Sat 4/257:30 pm
GUM
-
PDX
2 stops36h 01m
United Airlines
Deal found 2/3$1,943
This United Airlines deal was found by Cheapflights users on 2/3. 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 7/128:35 am
PDX
-
GUM
2 stops40h 30m
United Airlines
Sun 7/267:30 pm
GUM
-
PDX
2 stops38h 17m
United Airlines
Deal found 2/3$1,959
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Fri 5/225:15 am
PDX
-
GUM
2 stops19h 50m
United Airlines
Fri 6/57:05 am
GUM
-
PDX
2 stops19h 58m
United Airlines
Deal found 2/3$1,969
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Fri 7/107:00 am
PDX
-
GUM
2 stops18h 05m
United Airlines
Sun 7/267:30 pm
GUM
-
PDX
2 stops42h 24m
United Airlines
Deal found 2/3$1,993
This Delta deal was found by Cheapflights users on 2/3. 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.
Sat 3/145:45 am
PDX
-
GUM
2 stops24h 20m
Delta
Fri 3/201:00 am
GUM
-
PDX
2 stops38h 19m
Delta
Deal found 2/3$2,004
This United Airlines deal was found by Cheapflights users on 2/3. 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 7/115:15 am
PDX
-
GUM
3 stops43h 50m
United Airlines
Sun 7/267:30 pm
GUM
-
PDX
2 stops42h 24m
United Airlines
Deal found 2/3$2,017
This Delta deal was found by Cheapflights users on 2/2. 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 3/15:30 am
PDX
-
GUM
2 stops23h 35m
Delta
Sun 3/84:50 pm
GUM
-
PDX
2 stops43h 13m
Delta
Deal found 2/2$2,190
This United Airlines deal was found by Cheapflights users on 2/3. 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 9/57:44 pm
PDX
-
GUM
2 stops29h 21m
United Airlines
Wed 9/97:10 am
GUM
-
PDX
2 stops24h 07m
United Airlines
Deal found 2/3$2,309
This Delta deal was found by Cheapflights users on 2/4. 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.
Fri 5/227:05 am
PDX
-
GUM
2 stops23h 50m
Delta
Fri 6/55:00 pm
GUM
-
PDX
2 stops46h 19m
Delta
Deal found 2/4$2,314
This United Airlines deal was found by Cheapflights users on 2/2. 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 3/27:32 am
BOI
-
GUM
2 stops27h 48m
United Airlines
Mon 3/97:25 am
GUM
-
BOI
2 stops19h 52m
United Airlines
Deal found 2/2$3,651

Find flight deals from Oregon to Guam

Keep the following information in mind while searching for Oregon to Guam flight deals. Data was last updated February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$761
(United Airlines)

One-way from

$610
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$797
Provider with most accurate pricing for Portland-Tamuning Guam Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Tamuning Guam Intl flights.
Search Deals
From Oregon to Guam
Search Deals
One-way flight from Oregon to Guam
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($175 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($64 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 4, 2026.
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

BoiseTamuning

BOI - GUM

BOIGUM

Boise Air Term. Gowen Fld

Sat 4/18

7:03 pm-3:45 pm

2 stops52h 42m

Tamuning Guam Intl

Wed 4/22

7:05 am-1:31 pm

2 stops22h 26m

$761

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Tue 4/28

5:30 am-6:05 pm

2 stops19h 35m

Tamuning Guam Intl

Tue 5/5

7:05 am-4:33 pm

2 stops26h 28m

$1,819

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 7/13

5:15 am-6:05 pm

2 stops19h 50m

Tamuning Guam Intl

Sun 7/26

7:30 pm-8:54 pm

2 stops42h 24m

$1,943

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sat 4/11

5:25 am-6:05 pm

2 stops19h 40m

Tamuning Guam Intl

Sat 4/25

7:30 pm-2:31 pm

2 stops36h 01m

$1,943

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Fri 5/22

5:15 am-6:05 pm

2 stops19h 50m

Tamuning Guam Intl

Fri 6/5

7:05 am-12:16 pm

2 stops22h 11m

$1,969

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Fri 7/10

7:00 am-6:05 pm

2 stops18h 05m

Tamuning Guam Intl

Sun 7/26

7:30 pm-8:54 pm

2 stops42h 24m

$1,993

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sat 7/11

6:03 pm-6:05 pm

2 stops31h 02m

Tamuning Guam Intl

Sun 7/26

7:30 pm-8:54 pm

2 stops42h 24m

$1,993

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sat 3/14

5:45 am-11:05 pm

2 stops24h 20m

Tamuning Guam Intl

Fri 3/20

1:00 am-10:19 pm

2 stops38h 19m

$2,004

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 3/1

5:30 am-11:05 pm

2 stops23h 35m

Tamuning Guam Intl

Sun 3/8

4:50 pm-6:03 pm

2 stops43h 13m

$2,190

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Fri 5/22

7:05 am-11:55 pm

2 stops23h 50m

Tamuning Guam Intl

Fri 6/5

5:00 pm-10:19 pm

2 stops46h 19m

$2,314

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Showing 1-10 of 22 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, February is the cheapest month in which you can book a flight from Oregon to Guam (average of $797). Flying from Oregon to Guam in January is currently the most expensive (average of $2,853). 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.

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 52h 42m. United Airlines provides one of the quickest options available for as low as $761. There are 6013 mi between Oregon and Guam.

  • 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, February is the cheapest month in which you can book a flight from Oregon to Guam (average of $797). Flying from Oregon to Guam in January is currently the most expensive (average of $2,853). 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 airline flying from Oregon to Guam

Discover the top airline 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 February 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,602Average$2,154FlexibilityNo cancel feeOn-time69%

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