$678+ 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 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GUM
Nov 19 — Nov 261
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Guam with Cheapflights
1. Tell us where you want to go
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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Guam
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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 October 20, 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 October 20, 2026.
This Expedia deal was found by Cheapflights users on 10/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:08 am -
2 stops38h 37m
Wed 12/24:50 pm -
2 stops45h 03m
Deal found 10/16![Multiple Airlines logo]()
$1,119
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/308:22 am -
2 stops36h 23m
Mon 12/74:45 pm -
2 stops46h 09m
Deal found 10/16![Alaska Airlines logo]()
$1,166
This Priceline deal was found by Cheapflights users on 10/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/295:30 am -
2 stops39h 15m
Sat 12/52:40 am -
2 stops37h 12m
Deal found 10/15![Multiple Airlines logo]()
$1,179
This Orbitz deal was found by Cheapflights users on 10/16. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/169:20 am -
2 stops35h 25m
Wed 12/24:45 pm -
2 stops40h 36m
Deal found 10/16![Alaska Airlines logo]()
$1,214
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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 12/112:06 pm -
2 stops56h 39m
Tue 12/84:45 pm -
2 stops47h 07m
Deal found 10/17![Alaska Airlines logo]()
$1,301
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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 10/245:48 pm -
2 stops51h 57m
Sat 10/314:45 pm -
2 stops45h 01m
Deal found 10/17![Alaska Airlines logo]()
$1,670
This Delta deal was found by Cheapflights users on 10/17. 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 11/169:16 am -
2 stops35h 49m
Mon 11/234:50 pm -
2 stops47h 07m
Deal found 10/17![Delta logo]()
$1,905
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Fri 12/255:30 am -
2 stops19h 30m
Wed 1/277:45 am -
2 stops24h 51m
Deal found 10/16![United Airlines logo]()
$1,919
This United Airlines deal was found by Cheapflights users on 10/17. 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 11/165:30 am -
3 stops19h 30m
Mon 11/237:45 am -
2 stops22h 37m
Deal found 10/17![United Airlines logo]()
$2,500
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Mon 11/307:10 am -
2 stops20h 35m
Mon 12/77:45 am -
3 stops22h 30m
Deal found 10/16![United Airlines logo]()
$2,527
This United Airlines deal was found by Cheapflights users on 10/15. 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 11/297:10 am -
2 stops21h 15m
Sun 12/67:45 am -
3 stops22h 30m
Deal found 10/15![United Airlines logo]()
$2,627
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 October 20, 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 October 20, 2026.
This Expedia deal was found by Cheapflights users on 10/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/39:30 pm -
2 stops33h 30m
Wed 12/92:40 am -
2 stops32h 08m
Deal found 10/19![Multiple Airlines logo]()
$1,166
This Alaska Airlines deal was found by Cheapflights users on 10/18. 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 1/107:30 am -
2 stops37h 15m
Thu 1/144:45 pm -
2 stops43h 05m
Deal found 10/18![Alaska Airlines logo]()
$1,333
This United Airlines deal was found by Cheapflights users on 10/15. 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.
Mon 3/17:49 pm -
2 stops29h 11m
Mon 3/157:45 am -
2 stops27h 46m
Deal found 10/15![United Airlines logo]()
$1,819
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/162:00 pm -
2 stops54h 45m
Tue 1/264:45 pm -
2 stops44h 05m
Deal found 10/16![Alaska Airlines logo]()
$1,406
This Alaska Airlines deal was found by Cheapflights users on 10/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1712:00 pm -
2 stops56h 45m
Thu 1/214:45 pm -
2 stops47h 32m
Deal found 10/19![Alaska Airlines logo]()
$1,634
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Mon 1/187:00 am -
2 stops18h 00m
Thu 1/287:45 am -
2 stops28h 26m
Deal found 10/19![United Airlines logo]()
$1,819
Last-minute flights from Portland to GuamDiscover last-minute flight deals from Portland to Guam. Data last updated October 20, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Guam. Data last updated October 20, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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 10/245:48 pm -
2 stops51h 57m
Sat 10/314:45 pm -
2 stops45h 01m
Deal found 10/17![Alaska Airlines logo]()
$1,670
This United Airlines deal was found by Cheapflights users on 10/15. 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.
Wed 10/285:30 am -
2 stops20h 30m
Thu 12/317:45 am -
2 stops22h 18m
Deal found 10/15![United Airlines logo]()
$2,779
This Expedia deal was found by Cheapflights users on 10/16. 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 Expedia is selected, and click “Compare selected ” under the list of providers to see comparable flight deals.
Mon 11/166:08 am -
2 stops38h 37m
Wed 12/24:50 pm -
2 stops45h 03m
Deal found 10/16![Multiple Airlines logo]()
$1,119
This Orbitz deal was found by Cheapflights users on 10/16. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/169:20 am -
2 stops35h 25m
Wed 12/24:45 pm -
2 stops40h 36m
Deal found 10/16![Alaska Airlines logo]()
$1,214
This Delta deal was found by Cheapflights users on 10/17. 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 11/169:16 am -
2 stops35h 49m
Mon 11/234:50 pm -
2 stops47h 07m
Deal found 10/17![Delta logo]()
$1,905
This United Airlines deal was found by Cheapflights users on 10/17. 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 11/165:30 am -
3 stops19h 30m
Mon 11/237:45 am -
2 stops22h 37m
Deal found 10/17![United Airlines logo]()
$2,500
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Mon 11/165:30 am -
3 stops19h 30m
Wed 12/27:45 am -
3 stops22h 30m
Deal found 10/16![United Airlines logo]()
$2,722
This Priceline deal was found by Cheapflights users on 10/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/295:30 am -
2 stops39h 15m
Sat 12/52:40 am -
2 stops37h 12m
Deal found 10/15![Multiple Airlines logo]()
$1,179
This United Airlines deal was found by Cheapflights users on 10/15. 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 11/297:10 am -
2 stops21h 15m
Sun 12/67:45 am -
3 stops22h 30m
Deal found 10/15![United Airlines logo]()
$2,627
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/308:22 am -
2 stops36h 23m
Mon 12/74:45 pm -
2 stops46h 09m
Deal found 10/16![Alaska Airlines logo]()
$1,166
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Mon 11/307:10 am -
2 stops20h 35m
Mon 12/77:45 am -
3 stops22h 30m
Deal found 10/16![United Airlines logo]()
$2,527
One-way flights from Portland to GuamSearch for one-way flight options from Portland to Guam. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
Search for one-way flight options from Portland to Guam. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
This Expedia deal was found by Cheapflights users on 10/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/48:21 am -
2 stops36h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Alaska Airlines logo]()
$678
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/49:50 pm -
3 stops33h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$1,306
This United Airlines deal was found by Cheapflights users on 10/15. 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 3/27:30 am -
2 stops27h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![United Airlines logo]()
$2,103
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 October 20, 2026.
Round-trip from | $1,119 (Expedia) |
|---|---|
One-way from | $678 (Expedia) |
Popular in | January |
Cheapest in | June |
Average price | $2,655 |
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 7,457,451 searches. Data last updated October 20, 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 Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Mon 1/4
8:21 am-2:45 pm
2 stops36h 24m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$678
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Thu 12/3
9:30 pm-1:00 am
2 stops33h 30m
Tamuning Guam Intl
Wed 12/9
2:40 am-4:48 pm
2 stops32h 08m
$1,166
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Mon 1/4
9:50 pm-1:10 am
3 stops33h 20m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$1,306
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Sun 1/10
7:30 am-2:45 pm
2 stops37h 15m
Tamuning Guam Intl
Thu 1/14
4:45 pm-5:50 pm
2 stops43h 05m
$1,333
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Sat 1/16
2:00 pm-2:45 pm
2 stops54h 45m
Tamuning Guam Intl
Tue 1/26
4:45 pm-6:50 pm
2 stops44h 05m
$1,406
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Sun 1/17
12:00 pm-2:45 pm
2 stops56h 45m
Tamuning Guam Intl
Thu 1/21
4:45 pm-10:17 pm
2 stops47h 32m
$1,634
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Mon 3/1
7:49 pm-7:00 pm
2 stops29h 11m
Tamuning Guam Intl
Mon 3/15
7:45 am-6:31 pm
2 stops27h 46m
$1,819
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Mon 1/18
7:00 am-7:00 pm
2 stops18h 00m
Tamuning Guam Intl
Thu 1/28
7:45 am-6:11 pm
2 stops28h 26m
$1,819
Quickest round-trip
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Tue 3/2
7:30 am-4:40 am
2 stops27h 10m
Tamuning Guam Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$2,103
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 October 20, 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
7.3
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.7
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Overall
7.3
Boarding
7.7
Comfort
7.3
Crew
8.1
Food
6.7
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
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 October 20, 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 7,457,451 searches. Data last updated October 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,817 | Average$2,128 | FlexibilityNo cancel fee | On-time69% |