$1,228+ Cheap flights from Portland (PDX) to Guam
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GUM
Aug 22 — Aug 291
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Best
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Cheapest flights from Portland to GuamExplore 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 July 23, 2026.
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 July 23, 2026.
This Expedia deal was found by Cheapflights users on 7/21. 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 9/47:09 am
PDX
- GUM
2 stops39h 26m
Multiple Airlines
Thu 9/102:00 am
GUM
- PDX
2 stops34h 50m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$1,228
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:09 am
PDX
- GUM
2 stops38h 26m
Multiple Airlines
Wed 9/164:35 pm
GUM
- PDX
2 stops47h 23m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$1,576
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:54 am
PDX
- GUM
2 stops57h 41m
Alaska Airlines
Sun 11/294:35 pm
GUM
- PDX
2 stops47h 16m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$1,601
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:54 am
PDX
- GUM
2 stops57h 41m
Alaska Airlines
Thu 11/264:35 pm
GUM
- PDX
2 stops47h 16m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$1,644
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/225:00 am
PDX
- GUM
2 stops39h 35m
Alaska Airlines
Sun 11/294:35 pm
GUM
- PDX
2 stops47h 16m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$1,691
This Alaska Airlines deal was found by Cheapflights users on 7/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/145:00 am
PDX
- GUM
2 stops39h 35m
Alaska Airlines
Mon 12/214:35 pm
GUM
- PDX
2 stops58h 01m
Alaska Airlines
Deal found 7/23![Alaska Airlines logo]()
$1,705
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/225:00 am
PDX
- GUM
2 stops39h 35m
Alaska Airlines
Thu 11/264:35 pm
GUM
- PDX
2 stops47h 16m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$1,734
This Alaska Airlines deal was found by Cheapflights users on 7/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:05 am
PDX
- GUM
2 stops39h 30m
Alaska Airlines
Mon 11/94:35 pm
GUM
- PDX
2 stops46h 15m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$1,741
This Orbitz deal was found by Cheapflights users on 7/21. 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.
Thu 12/31:50 pm
PDX
- GUM
2 stops54h 45m
Multiple Airlines
Thu 12/174:35 pm
GUM
- PDX
2 stops58h 01m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$1,767
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:54 am
PDX
- GUM
2 stops57h 41m
Alaska Airlines
Fri 11/274:35 pm
GUM
- PDX
2 stops47h 16m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$1,788
This United Airlines deal was found by Cheapflights users on 7/21. 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 10/87:00 am
PDX
- GUM
2 stops18h 05m
United Airlines
Thu 10/157:10 am
GUM
- PDX
2 stops24h 17m
United Airlines
Deal found 7/21![United Airlines logo]()
$1,819
Best flights from Portland to GuamDiscover carefully curated flight deals from Portland to Guam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
Discover carefully curated flight deals from Portland to Guam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
This Expedia deal was found by Cheapflights users on 7/21. 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 9/47:09 am
PDX
- GUM
2 stops39h 26m
Multiple Airlines
Thu 9/102:00 am
GUM
- PDX
2 stops34h 50m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$1,228
This United Airlines deal was found by Cheapflights users on 7/21. 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 10/87:00 am
PDX
- GUM
2 stops18h 05m
United Airlines
Thu 10/157:10 am
GUM
- PDX
2 stops24h 17m
United Airlines
Deal found 7/21![United Airlines logo]()
$1,819
This Delta deal was found by Cheapflights users on 7/22. 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 8/167:05 am
PDX
- GUM
2 stops23h 50m
Delta
Sun 8/235:20 pm
GUM
- PDX
2 stops43h 24m
Delta
Deal found 7/22![Delta logo]()
$2,164
This United Airlines deal was found by Cheapflights users on 7/22. 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 10/37:29 pm
PDX
- GUM
2 stops53h 36m
United Airlines
Sun 10/117:35 pm
GUM
- PDX
2 stops35h 52m
United Airlines
Deal found 7/22![United Airlines logo]()
$1,871
This Orbitz deal was found by Cheapflights users on 7/22. 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.
Sun 7/269:19 am
PDX
- GUM
2 stops36h 16m
Multiple Airlines
Tue 7/284:35 pm
GUM
- PDX
2 stops39h 13m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$2,474
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/319:00 am
PDX
- GUM
2 stops40h 05m
United Airlines
Fri 9/47:05 am
GUM
- PDX
2 stops20h 06m
United Airlines
Deal found 7/21![United Airlines logo]()
$2,326
This Delta deal was found by Cheapflights users on 7/22. 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 7/267:20 pm
PDX
- GUM
2 stops35h 35m
Delta
Sun 8/25:20 pm
GUM
- PDX
2 stops47h 36m
Delta
Deal found 7/22![Delta logo]()
$2,822
This Alaska Airlines deal was found by Cheapflights users on 7/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:19 am
PDX
- GUM
2 stops39h 16m
Multiple Airlines
Wed 8/54:35 pm
GUM
- PDX
2 stops47h 55m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$2,774
This United Airlines deal was found by Cheapflights users on 7/21. 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 9/45:30 am
PDX
- GUM
2 stops19h 35m
United Airlines
Fri 9/117:10 am
GUM
- PDX
3 stops20h 01m
United Airlines
Deal found 7/21![United Airlines logo]()
$2,716
This United Airlines deal was found by Cheapflights users on 7/19. 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.
Wed 9/95:30 am
PDX
- GUM
3 stops19h 35m
United Airlines
Wed 9/167:10 am
GUM
- PDX
3 stops20h 01m
United Airlines
Deal found 7/19![United Airlines logo]()
$2,768
Last-minute flights from Portland to GuamDiscover last-minute flight deals from Portland to Guam. Data last updated July 23, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Guam. Data last updated July 23, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/20. 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 7/237:00 am
PDX
- GUM
2 stops18h 05m
United Airlines
Sat 7/257:05 am
GUM
- PDX
2 stops22h 02m
United Airlines
Deal found 7/20![United Airlines logo]()
$3,058
This Orbitz deal was found by Cheapflights users on 7/22. 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.
Sun 7/269:19 am
PDX
- GUM
2 stops36h 16m
Multiple Airlines
Tue 7/284:35 pm
GUM
- PDX
2 stops39h 13m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$2,474
This Delta deal was found by Cheapflights users on 7/22. 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 7/267:20 pm
PDX
- GUM
2 stops35h 35m
Delta
Sun 8/25:20 pm
GUM
- PDX
2 stops47h 36m
Delta
Deal found 7/22![Delta logo]()
$2,822
This United Airlines deal was found by Cheapflights users on 7/22. 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 7/265:15 am
PDX
- GUM
3 stops43h 50m
United Airlines
Sun 8/27:30 pm
GUM
- PDX
2 stops42h 24m
United Airlines
Deal found 7/22![United Airlines logo]()
$2,883
This Priceline deal was found by Cheapflights users on 7/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:19 am
PDX
- GUM
2 stops39h 16m
Multiple Airlines
Tue 8/44:35 pm
GUM
- PDX
2 stops46h 50m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$2,640
This Alaska Airlines deal was found by Cheapflights users on 7/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:19 am
PDX
- GUM
2 stops39h 16m
Multiple Airlines
Wed 8/54:35 pm
GUM
- PDX
2 stops47h 55m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$2,774
This United Airlines deal was found by Cheapflights users on 7/20. 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 7/285:15 am
PDX
- GUM
2 stops19h 50m
United Airlines
Wed 8/57:05 am
GUM
- PDX
3 stops20h 15m
United Airlines
Deal found 7/20![United Airlines logo]()
$3,051
This Expedia deal was found by Cheapflights users on 7/23. 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.
Thu 8/65:00 am
PDX
- GUM
2 stops41h 35m
Multiple Airlines
Sat 8/82:00 am
GUM
- PDX
2 stops38h 30m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$2,094
This Delta deal was found by Cheapflights users on 7/22. 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 8/167:05 am
PDX
- GUM
2 stops23h 50m
Delta
Sun 8/235:20 pm
GUM
- PDX
2 stops43h 24m
Delta
Deal found 7/22![Delta logo]()
$2,164
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/165:30 am
PDX
- GUM
2 stops22h 45m
United Airlines
Sun 8/237:05 am
GUM
- PDX
3 stops20h 06m
United Airlines
Deal found 7/22![United Airlines logo]()
$2,962
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/319:00 am
PDX
- GUM
2 stops40h 05m
United Airlines
Fri 9/47:05 am
GUM
- PDX
2 stops20h 06m
United Airlines
Deal found 7/21![United Airlines logo]()
$2,326
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 July 23, 2026.
Round-trip from | $1,228 (Expedia) |
|---|---|
Popular in | January |
Cheapest in | September |
Average price | $2,258 |
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 July 23, 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
Cheapest round-trip
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Fri 9/4
7:09 am-3:35 pm
2 stops39h 26m
Tamuning Guam Intl
Thu 9/10
2:00 am-7:50 pm
2 stops34h 50m
$1,228
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Thu 10/8
7:00 am-6:05 pm
2 stops18h 05m
Tamuning Guam Intl
Thu 10/15
7:10 am-2:27 pm
2 stops24h 17m
$1,819
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sat 10/3
7:29 pm-6:05 pm
2 stops53h 36m
Tamuning Guam Intl
Sun 10/11
7:35 pm-2:27 pm
2 stops35h 52m
$1,871
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sun 8/16
7:05 am-11:55 pm
2 stops23h 50m
Tamuning Guam Intl
Sun 8/23
5:20 pm-7:44 pm
2 stops43h 24m
$2,164
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Mon 8/31
9:00 am-6:05 pm
2 stops40h 05m
Tamuning Guam Intl
Fri 9/4
7:05 am-10:11 am
2 stops20h 06m
$2,326
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sun 7/26
9:19 am-2:35 pm
2 stops36h 16m
Tamuning Guam Intl
Tue 7/28
4:35 pm-2:48 pm
2 stops39h 13m
$2,474
Quickest round-trip
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Fri 9/4
5:30 am-6:05 pm
2 stops19h 35m
Tamuning Guam Intl
Fri 9/11
7:10 am-10:11 am
3 stops20h 01m
$2,716
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Wed 9/9
5:30 am-6:05 pm
3 stops19h 35m
Tamuning Guam Intl
Wed 9/16
7:10 am-10:11 am
3 stops20h 01m
$2,768
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Tue 7/28
6:19 am-2:35 pm
2 stops39h 16m
Tamuning Guam Intl
Wed 8/5
4:35 pm-11:30 pm
2 stops47h 55m
$2,774
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sun 7/26
7:20 pm-11:55 pm
2 stops35h 35m
Tamuning Guam Intl
Sun 8/2
5:20 pm-11:56 pm
2 stops47h 36m
$2,822
Sorted by cheapest first
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.
PDX-GUM
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
PDX-GU0
PDX-GUM
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 July 23, 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.
Comfort
7.3
Crew
8.1
Food
6.6
Entertainment
7.1
Overall
7.4
Boarding
7.7
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Comfort
7.3
Crew
8.1
Food
6.6
Entertainment
7.1
Overall
7.4
Boarding
7.7
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
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.
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Alternative routes for Portland to Guam
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Complete your trip
Complete your trip to Guam by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Guam by cabin class
Find flights from Portland to Guam, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Guam flights
Browse other Portland and Guam flight options. Last updated on July 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 July 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,817 | Average$2,154 | FlexibilityNo cancel fee | On-time69% |