$1,549+ 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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GUM
Aug 8 — Aug 151
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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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 9, 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 9, 2026.
This Travelocity deal was found by Cheapflights users on 7/4. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/85:00 am
PDX
- GUM
2 stops40h 35m
Multiple Airlines
Fri 7/104:35 pm
GUM
- PDX
2 stops48h 00m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$1,549
This Orbitz deal was found by Cheapflights users on 7/6. 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 7/75:00 am
PDX
- GUM
2 stops40h 35m
Multiple Airlines
Tue 7/144:35 pm
GUM
- PDX
2 stops39h 13m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$1,599
This United Airlines deal was found by Cheapflights users on 7/6. 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 10/225:30 am
PDX
- GUM
2 stops19h 35m
United Airlines
Sun 11/157:55 pm
GUM
- PDX
2 stops46h 40m
United Airlines
Deal found 7/6![United Airlines logo]()
$1,844
This United Airlines deal was found by Cheapflights users on 7/6. 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 11/47:35 pm
PDX
- GUM
2 stops29h 25m
United Airlines
Sat 11/147:45 am
GUM
- PDX
2 stops22h 16m
United Airlines
Deal found 7/6![United Airlines logo]()
$1,869
This Expedia deal was found by Cheapflights users on 7/8. 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.
Wed 7/156:19 am
PDX
- GUM
2 stops39h 16m
Multiple Airlines
Wed 7/224:35 pm
GUM
- PDX
2 stops47h 55m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$1,899
This United Airlines deal was found by Cheapflights users on 7/8. 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 9/85:30 am
PDX
- GUM
2 stops19h 35m
United Airlines
Fri 9/257:10 am
GUM
- PDX
2 stops20h 05m
United Airlines
Deal found 7/8![United Airlines logo]()
$1,919
This United Airlines deal was found by Cheapflights users on 7/6. 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 7/75:15 am
PDX
- GUM
2 stops19h 50m
United Airlines
Tue 7/147:05 am
GUM
- PDX
3 stops20h 15m
United Airlines
Deal found 7/6![United Airlines logo]()
$1,942
This United Airlines deal was found by Cheapflights users on 7/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:53 am
PDX
- GUM
2 stops19h 07m
United Airlines
Sat 10/317:55 pm
GUM
- PDX
2 stops36h 39m
United Airlines
Deal found 7/4![United Airlines logo]()
$1,944
This United Airlines deal was found by Cheapflights users on 7/7. 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 10/155:30 am
PDX
- GUM
2 stops19h 35m
United Airlines
Mon 10/197:10 am
GUM
- PDX
2 stops20h 05m
United Airlines
Deal found 7/7![United Airlines logo]()
$2,129
This United Airlines deal was found by Cheapflights users on 7/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/43:23 pm
PDX
- GUM
2 stops33h 42m
United Airlines
Thu 10/87:10 am
GUM
- PDX
2 stops24h 17m
United Airlines
Deal found 7/4![United Airlines logo]()
$2,146
This Travelocity deal was found by Cheapflights users on 7/6. 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 7/1010:35 am
PDX
- GUM
2 stops35h 00m
Multiple Airlines
Fri 7/244:35 pm
GUM
- PDX
2 stops45h 47m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$2,149
This Delta deal was found by Cheapflights users on 7/6. 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 8/37:05 am
PDX
- GUM
2 stops23h 50m
Delta
Mon 8/105:20 pm
GUM
- PDX
2 stops43h 24m
Delta
Deal found 7/6![Delta logo]()
$2,178
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 9, 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 9, 2026.
This United Airlines deal was found by Cheapflights users on 7/9. 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 10/225:30 am
PDX
- GUM
2 stops19h 35m
United Airlines
Sun 11/157:55 pm
GUM
- PDX
2 stops44h 49m
United Airlines
Deal found 7/9![United Airlines logo]()
$1,844
This Delta deal was found by Cheapflights users on 7/6. 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 8/37:05 am
PDX
- GUM
2 stops23h 50m
Delta
Mon 8/105:20 pm
GUM
- PDX
2 stops43h 24m
Delta
Deal found 7/6![Delta logo]()
$2,178
This United Airlines deal was found by Cheapflights users on 7/5. 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 9/85:30 am
PDX
- GUM
2 stops19h 35m
United Airlines
Fri 9/257:10 am
GUM
- PDX
2 stops20h 05m
United Airlines
Deal found 7/5![United Airlines logo]()
$1,919
This Delta deal was found by Cheapflights users on 7/8. 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 8/227:05 am
PDX
- GUM
2 stops39h 30m
Delta
Sat 8/295:20 pm
GUM
- PDX
2 stops41h 45m
Delta
Deal found 7/8![Delta logo]()
$2,213
This United Airlines deal was found by Cheapflights users on 7/8. 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 10/155:30 am
PDX
- GUM
2 stops19h 35m
United Airlines
Mon 10/197:10 am
GUM
- PDX
2 stops20h 05m
United Airlines
Deal found 7/8![United Airlines logo]()
$2,129
This United Airlines deal was found by Cheapflights users on 7/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/43:23 pm
PDX
- GUM
2 stops33h 42m
United Airlines
Thu 10/87:10 am
GUM
- PDX
2 stops24h 17m
United Airlines
Deal found 7/4![United Airlines logo]()
$2,146
This Delta deal was found by Cheapflights users on 7/4. 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.
Sat 8/15:30 am
PDX
- GUM
2 stops25h 25m
Delta
Fri 8/72:00 am
GUM
- PDX
2 stops47h 36m
Delta
Deal found 7/4![Delta logo]()
$2,559
This United Airlines deal was found by Cheapflights users on 7/7. 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 8/45:15 am
PDX
- GUM
3 stops30h 05m
United Airlines
Tue 8/117:05 am
GUM
- PDX
2 stops24h 52m
United Airlines
Deal found 7/7![United Airlines logo]()
$2,454
This United Airlines deal was found by Cheapflights users on 7/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/15:15 am
PDX
- GUM
3 stops30h 05m
United Airlines
Sat 8/87:15 am
GUM
- PDX
2 stops34h 35m
United Airlines
Deal found 7/4![United Airlines logo]()
$2,567
Last-minute flights from Portland to GuamDiscover last-minute flight deals from Portland to Guam. Data last updated July 9, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Guam. Data last updated July 9, 2026 and is based on user searches.
This Travelocity deal was found by Cheapflights users on 7/4. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/85:00 am
PDX
- GUM
2 stops40h 35m
Multiple Airlines
Fri 7/104:35 pm
GUM
- PDX
2 stops48h 00m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$1,549
This Travelocity deal was found by Cheapflights users on 7/6. 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 7/1010:35 am
PDX
- GUM
2 stops35h 00m
Multiple Airlines
Fri 7/244:35 pm
GUM
- PDX
2 stops45h 47m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$2,149
This United Airlines deal was found by Cheapflights users on 7/6. 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 7/105:15 am
PDX
- GUM
3 stops43h 50m
United Airlines
Fri 7/247:05 am
GUM
- PDX
2 stops30h 49m
United Airlines
Deal found 7/6![United Airlines logo]()
$2,327
This Expedia deal was found by Cheapflights users on 7/8. 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.
Wed 7/156:19 am
PDX
- GUM
2 stops39h 16m
Multiple Airlines
Wed 7/224:35 pm
GUM
- PDX
2 stops47h 55m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$1,899
This Expedia deal was found by Cheapflights users on 7/6. 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.
Mon 7/208:19 am
PDX
- GUM
2 stops37h 16m
Multiple Airlines
Thu 7/234:35 pm
GUM
- PDX
2 stops41h 20m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$2,524
This Delta deal was found by Cheapflights users on 7/4. 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.
Sat 8/15:30 am
PDX
- GUM
2 stops25h 25m
Delta
Fri 8/72:00 am
GUM
- PDX
2 stops47h 36m
Delta
Deal found 7/4![Delta logo]()
$2,559
This Delta deal was found by Cheapflights users on 7/5. 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 8/25:45 am
PDX
- GUM
2 stops25h 10m
Delta
Sun 8/95:20 pm
GUM
- PDX
2 stops43h 24m
Delta
Deal found 7/5![Delta logo]()
$2,228
This Delta deal was found by Cheapflights users on 7/6. 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 8/37:05 am
PDX
- GUM
2 stops23h 50m
Delta
Mon 8/105:20 pm
GUM
- PDX
2 stops43h 24m
Delta
Deal found 7/6![Delta logo]()
$2,178
This United Airlines deal was found by Cheapflights users on 7/6. 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 8/35:15 am
PDX
- GUM
3 stops30h 05m
United Airlines
Mon 8/107:05 am
GUM
- PDX
2 stops22h 03m
United Airlines
Deal found 7/6![United Airlines logo]()
$2,454
This United Airlines deal was found by Cheapflights users on 7/7. 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 8/47:00 am
PDX
- GUM
2 stops18h 05m
United Airlines
Tue 8/117:05 am
GUM
- PDX
2 stops28h 14m
United Airlines
Deal found 7/7![United Airlines logo]()
$2,429
This United Airlines deal was found by Cheapflights users on 7/6. 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 8/1611:15 am
PDX
- GUM
2 stops37h 50m
United Airlines
Thu 8/207:05 am
GUM
- PDX
2 stops20h 06m
United Airlines
Deal found 7/6![United Airlines logo]()
$2,276
This Delta deal was found by Cheapflights users on 7/8. 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 8/227:05 am
PDX
- GUM
2 stops39h 30m
Delta
Sat 8/295:20 pm
GUM
- PDX
2 stops41h 45m
Delta
Deal found 7/8![Delta logo]()
$2,213
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 9, 2026.
Round-trip from | $1,844 (United Airlines) |
|---|---|
Popular in | January |
Cheapest in | September |
Average price | $2,058 |
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 9, 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
Thu 10/22
5:30 am-6:05 pm
2 stops19h 35m
Tamuning Guam Intl
Sun 11/15
7:55 pm-10:44 pm
2 stops44h 49m
$1,844
Quickest round-trip
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Tue 9/8
5:30 am-6:05 pm
2 stops19h 35m
Tamuning Guam Intl
Fri 9/25
7:10 am-10:15 am
2 stops20h 05m
$1,919
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Thu 10/15
5:30 am-6:05 pm
2 stops19h 35m
Tamuning Guam Intl
Mon 10/19
7:10 am-10:15 am
2 stops20h 05m
$2,129
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sun 10/4
3:23 pm-6:05 pm
2 stops33h 42m
Tamuning Guam Intl
Thu 10/8
7:10 am-2:27 pm
2 stops24h 17m
$2,146
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Mon 8/3
7:05 am-11:55 pm
2 stops23h 50m
Tamuning Guam Intl
Mon 8/10
5:20 pm-7:44 pm
2 stops43h 24m
$2,178
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sat 8/22
7:05 am-3:35 pm
2 stops39h 30m
Tamuning Guam Intl
Sat 8/29
5:20 pm-6:05 pm
2 stops41h 45m
$2,213
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Tue 8/4
5:15 am-4:20 am
3 stops30h 05m
Tamuning Guam Intl
Tue 8/11
7:05 am-2:57 pm
2 stops24h 52m
$2,454
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sat 8/1
5:30 am-11:55 pm
2 stops25h 25m
Tamuning Guam Intl
Fri 8/7
2:00 am-8:36 am
2 stops47h 36m
$2,559
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sat 8/1
5:15 am-4:20 am
3 stops30h 05m
Tamuning Guam Intl
Sat 8/8
7:15 am-12:50 am
2 stops34h 35m
$2,567
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 9, 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.
Overall
7.4
Entertainment
7.1
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.7
Reviews
1 / 20
6.0
GoodROHIT,Jun 2026
IND - EWR
Overall
7.4
Entertainment
7.1
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.7
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
See prices for flight routes from nearby airports that may be better suited for you.
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 9, 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 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,817 | Average$2,128 | FlexibilityNo cancel fee | On-time69% |