$582+ Cheap flights from Portland (PDX) 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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GUM
Oct 1 — Oct 81
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Guam with Cheapflights
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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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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 September 1, 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 September 1, 2026.
This Expedia deal was found by Cheapflights users on 8/30. 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 12/25:00 am -
2 stops39h 45m
Tue 12/84:45 pm -
2 stops37h 37m
Deal found 8/30![Alaska Airlines logo]()
$1,131
This Priceline deal was found by Cheapflights users on 8/29. 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 9/155:07 am -
2 stops40h 28m
Tue 10/204:40 pm -
2 stops46h 16m
Deal found 8/29![Multiple Airlines logo]()
$1,164
This Alaska Airlines deal was found by Cheapflights users on 8/31. 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 9/285:07 am -
2 stops40h 28m
Mon 10/54:40 pm -
2 stops56h 48m
Deal found 8/31![Multiple Airlines logo]()
$1,241
This Alaska Airlines deal was found by Cheapflights users on 8/30. 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 9/235:07 am -
2 stops40h 28m
Wed 9/304:35 pm -
2 stops41h 15m
Deal found 8/30![Multiple Airlines logo]()
$1,354
This Alaska Airlines deal was found by Cheapflights users on 9/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:30 am -
2 stops36h 05m
Thu 9/104:35 pm -
2 stops41h 15m
Deal found 9/1![Multiple Airlines logo]()
$1,549
This Alaska Airlines deal was found by Cheapflights users on 8/31. 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 9/135:07 am -
2 stops40h 28m
Thu 9/174:35 pm -
2 stops47h 23m
Deal found 8/31![Multiple Airlines logo]()
$1,646
This Expedia deal was found by Cheapflights users on 8/28. 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 10/219:29 pm -
2 stops48h 11m
Wed 10/284:45 pm -
2 stops37h 39m
Deal found 8/28![Multiple Airlines logo]()
$1,660
This Priceline deal was found by Cheapflights users on 8/28. 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.
Sat 11/77:08 am -
2 stops37h 37m
Wed 11/114:45 pm -
2 stops38h 28m
Deal found 8/28![Alaska Airlines logo]()
$1,694
This Alaska Airlines deal was found by Cheapflights users on 9/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/293:00 pm -
2 stops54h 40m
Tue 10/64:40 pm -
2 stops46h 16m
Deal found 9/1![Multiple Airlines logo]()
$1,889
This United Airlines deal was found by Cheapflights users on 8/30. 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 12/271:41 pm -
2 stops35h 19m
Mon 2/157:45 am -
2 stops30h 48m
Deal found 8/30![United Airlines logo]()
$1,892
This Delta deal was found by Cheapflights users on 8/30. 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.
Wed 10/2811:25 am -
2 stops34h 10m
Tue 11/32:40 am -
2 stops31h 30m
Deal found 8/30![Delta logo]()
$1,904
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 September 1, 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 September 1, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/31. 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 9/285:07 am -
2 stops40h 28m
Mon 10/54:40 pm -
2 stops56h 48m
Deal found 8/31![Multiple Airlines logo]()
$1,241
This United Airlines deal was found by Cheapflights users on 8/29. 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 1/243:30 pm -
2 stops33h 30m
Fri 5/287:10 am -
2 stops22h 15m
Deal found 8/29![United Airlines logo]()
$1,885
This Delta deal was found by Cheapflights users on 8/29. 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 1/239:40 am -
2 stops21h 20m
Mon 5/243:00 am -
2 stops30h 34m
Deal found 8/29![Delta logo]()
$1,904
This Alaska Airlines deal was found by Cheapflights users on 8/30. 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 9/235:07 am -
2 stops40h 28m
Wed 9/304:35 pm -
2 stops41h 15m
Deal found 8/30![Multiple Airlines logo]()
$1,354
This Alaska Airlines deal was found by Cheapflights users on 8/27. 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 9/135:07 am -
2 stops40h 28m
Thu 9/174:35 pm -
2 stops47h 23m
Deal found 8/27![Multiple Airlines logo]()
$1,646
This Alaska Airlines deal was found by Cheapflights users on 9/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/293:00 pm -
2 stops54h 40m
Tue 10/64:40 pm -
2 stops46h 16m
Deal found 9/1![Multiple Airlines logo]()
$1,889
This United Airlines deal was found by Cheapflights users on 8/27. 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 1/45:30 am -
2 stops22h 15m
Mon 1/117:45 am -
3 stops22h 41m
Deal found 8/27![United Airlines logo]()
$2,302
This United Airlines deal was found by Cheapflights users on 8/28. 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 10/215:30 am -
3 stops19h 35m
Wed 10/287:45 am -
2 stops21h 36m
Deal found 8/28![United Airlines logo]()
$2,486
Last-minute flights from Portland to GuamDiscover last-minute flight deals from Portland to Guam. Data last updated September 1, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Guam. Data last updated September 1, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 9/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:30 am -
2 stops36h 05m
Thu 9/104:35 pm -
2 stops41h 15m
Deal found 9/1![Multiple Airlines logo]()
$1,549
This Alaska Airlines deal was found by Cheapflights users on 8/31. 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 9/135:07 am -
2 stops40h 28m
Thu 9/174:35 pm -
2 stops47h 23m
Deal found 8/31![Multiple Airlines logo]()
$1,646
This Priceline deal was found by Cheapflights users on 8/29. 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 9/155:07 am -
2 stops40h 28m
Tue 10/204:40 pm -
2 stops46h 16m
Deal found 8/29![Multiple Airlines logo]()
$1,164
This Alaska Airlines deal was found by Cheapflights users on 8/30. 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 9/235:07 am -
2 stops40h 28m
Wed 9/304:35 pm -
2 stops41h 15m
Deal found 8/30![Multiple Airlines logo]()
$1,354
This Alaska Airlines deal was found by Cheapflights users on 8/31. 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 9/285:07 am -
2 stops40h 28m
Mon 10/54:40 pm -
2 stops56h 48m
Deal found 8/31![Multiple Airlines logo]()
$1,241
This United Airlines deal was found by Cheapflights users on 8/29. 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 9/287:00 am -
2 stops18h 05m
Mon 10/57:10 am -
3 stops20h 00m
Deal found 8/29![United Airlines logo]()
$2,515
This Alaska Airlines deal was found by Cheapflights users on 9/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/293:00 pm -
2 stops54h 40m
Tue 10/64:40 pm -
2 stops46h 16m
Deal found 9/1![Multiple Airlines logo]()
$1,889
This Expedia deal was found by Cheapflights users on 8/28. 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 10/219:29 pm -
2 stops48h 11m
Wed 10/284:45 pm -
2 stops37h 39m
Deal found 8/28![Multiple Airlines logo]()
$1,660
This United Airlines deal was found by Cheapflights users on 8/28. 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 10/215:30 am -
3 stops19h 35m
Wed 10/287:45 am -
2 stops21h 36m
Deal found 8/28![United Airlines logo]()
$2,486
This Delta deal was found by Cheapflights users on 8/30. 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.
Wed 10/2811:25 am -
2 stops34h 10m
Tue 11/32:40 am -
2 stops31h 30m
Deal found 8/30![Delta logo]()
$1,904
This United Airlines deal was found by Cheapflights users on 8/30. 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
Wed 11/47:45 am -
3 stops20h 33m
Deal found 8/30![United Airlines logo]()
$2,484
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 September 1, 2026.
Search for one-way flight options from Portland to Guam. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
This Expedia deal was found by Cheapflights users on 8/31. 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 9/215:07 am -
2 stops40h 28m
Deal found 8/31![Multiple Airlines logo]()
$582
This Kiwi.com deal was found by Cheapflights users on 8/30. 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.
Wed 9/165:41 pm -
3 stops40h 54m
Deal found 8/30![Multiple Airlines logo]()
$681
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 September 1, 2026.
Round-trip from | $1,131 (Expedia) |
|---|---|
One-way from | $582 (Expedia) |
Popular in | January |
Cheapest in | June |
Average price | $1,918 |
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 September 1, 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 9/28
5:07 am-2:35 pm
2 stops40h 28m
Tamuning Guam Intl
Mon 10/5
4:40 pm-8:28 am
2 stops56h 48m
$1,241
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Wed 9/23
5:07 am-2:35 pm
2 stops40h 28m
Tamuning Guam Intl
Wed 9/30
4:35 pm-4:50 pm
2 stops41h 15m
$1,354
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Sun 9/13
5:07 am-2:35 pm
2 stops40h 28m
Tamuning Guam Intl
Thu 9/17
4:35 pm-10:58 pm
2 stops47h 23m
$1,646
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Sun 1/24
3:30 pm-7:00 pm
2 stops33h 30m
Tamuning Guam Intl
Fri 5/28
7:10 am-12:25 pm
2 stops22h 15m
$1,885
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Tue 9/29
3:00 pm-2:40 pm
2 stops54h 40m
Tamuning Guam Intl
Tue 10/6
4:40 pm-9:56 pm
2 stops46h 16m
$1,889
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Sat 1/23
9:40 am-1:00 am
2 stops21h 20m
Tamuning Guam Intl
Mon 5/24
3:00 am-4:34 pm
2 stops30h 34m
$1,904
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Mon 1/4
5:30 am-9:45 pm
2 stops22h 15m
Tamuning Guam Intl
Mon 1/11
7:45 am-12:26 pm
3 stops22h 41m
$2,302
Quickest round-trip
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Wed 10/21
5:30 am-6:05 pm
3 stops19h 35m
Tamuning Guam Intl
Wed 10/28
7:45 am-12:21 pm
2 stops21h 36m
$2,486
Cheapest one-way
Quickest one-way
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Mon 9/21
5:07 am-2:35 pm
2 stops40h 28m
$582
PortlandTamuning
PDX Portland - GUM Tamuning Guam Intl
PDXGUM
Portland
Wed 9/16
5:41 pm-3:35 am
3 stops40h 54m
$681
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 September 1, 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.
Boarding
7.7
Comfort
7.3
Overall
7.4
Entertainment
7.1
Crew
8.1
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Boarding
7.7
Comfort
7.3
Overall
7.4
Entertainment
7.1
Crew
8.1
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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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 September 1, 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 September 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,817 | Average$2,154 | FlexibilityNo cancel fee | On-time69% |