$894+ 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 6/20. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GUM
Jun 22 — Jun 291
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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
Cheapest
Best
Last-minute
One-way
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 May 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 May 23, 2026.
This Orbitz deal was found by Cheapflights users on 5/19. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:07 am
PDX
- GUM
2 stops40h 28m
Multiple Airlines
Sun 9/274:35 pm
GUM
- PDX
2 stops48h 20m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$1,527
This Expedia deal was found by Cheapflights users on 5/19. 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.
Tue 9/85:07 am
PDX
- GUM
2 stops40h 28m
Multiple Airlines
Fri 9/254:35 pm
GUM
- PDX
2 stops44h 15m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$1,683
This Travelocity deal was found by Cheapflights users on 5/22. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/129:19 am
PDX
- GUM
2 stops36h 16m
Multiple Airlines
Wed 8/264:35 pm
GUM
- PDX
2 stops44h 15m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$1,810
This United Airlines deal was found by Cheapflights users on 5/20. 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 9/17:00 am
PDX
- GUM
2 stops39h 50m
United Airlines
Mon 9/77:30 pm
GUM
- PDX
2 stops41h 51m
United Airlines
Deal found 5/20![United Airlines logo]()
$1,956
This United Airlines deal was found by Cheapflights users on 5/20. 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.
Sat 8/153:43 pm
PDX
- GUM
2 stops57h 22m
United Airlines
Sat 8/297:05 am
GUM
- PDX
2 stops32h 40m
United Airlines
Deal found 5/20![United Airlines logo]()
$2,008
This United Airlines deal was found by Cheapflights users on 5/22. 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 stops19h 35m
United Airlines
Sat 8/225:00 pm
GUM
- PDX
2 stops48h 34m
United Airlines
Deal found 5/22![United Airlines logo]()
$2,053
This United Airlines deal was found by Cheapflights users on 5/19. 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 7/205:15 am
PDX
- GUM
2 stops41h 35m
United Airlines
Mon 7/277:30 pm
GUM
- PDX
2 stops44h 19m
United Airlines
Deal found 5/19![United Airlines logo]()
$2,126
This United Airlines deal was found by Cheapflights users on 5/22. 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.
Tue 10/65:30 am
PDX
- GUM
2 stops19h 35m
United Airlines
Fri 10/97:10 am
GUM
- PDX
2 stops20h 10m
United Airlines
Deal found 5/22![United Airlines logo]()
$2,179
This United Airlines deal was found by Cheapflights users on 5/22. 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.
Wed 8/125:30 am
PDX
- GUM
3 stops19h 35m
United Airlines
Wed 8/267:05 am
GUM
- PDX
2 stops21h 55m
United Airlines
Deal found 5/22![United Airlines logo]()
$2,280
This United Airlines deal was found by Cheapflights users on 5/22. 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.
Thu 7/95:15 am
PDX
- GUM
2 stops19h 50m
United Airlines
Sun 7/267:30 pm
GUM
- PDX
2 stops44h 18m
United Airlines
Deal found 5/22![United Airlines logo]()
$2,282
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 May 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 May 23, 2026.
This United Airlines deal was found by Cheapflights users on 5/20. 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.
Sat 8/153:43 pm
PDX
- GUM
2 stops57h 22m
United Airlines
Sat 8/297:05 am
GUM
- PDX
2 stops32h 40m
United Airlines
Deal found 5/20![United Airlines logo]()
$2,008
This Expedia deal was found by Cheapflights users on 5/23. 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.
Sun 6/75:00 am
PDX
- GUM
2 stops40h 35m
Multiple Airlines
Tue 6/164:35 pm
GUM
- PDX
2 stops45h 47m
Multiple Airlines
Deal found 5/23![Multiple Airlines logo]()
$2,438
This United Airlines deal was found by Cheapflights users on 5/22. 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 stops19h 35m
United Airlines
Sat 8/225:00 pm
GUM
- PDX
2 stops48h 34m
United Airlines
Deal found 5/22![United Airlines logo]()
$2,053
This United Airlines deal was found by Cheapflights users on 5/19. 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 7/205:15 am
PDX
- GUM
2 stops41h 35m
United Airlines
Mon 7/277:30 pm
GUM
- PDX
2 stops44h 19m
United Airlines
Deal found 5/19![United Airlines logo]()
$2,126
This United Airlines deal was found by Cheapflights users on 5/22. 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.
Thu 7/95:15 am
PDX
- GUM
2 stops19h 50m
United Airlines
Sun 7/267:30 pm
GUM
- PDX
2 stops44h 18m
United Airlines
Deal found 5/22![United Airlines logo]()
$2,282
This United Airlines deal was found by Cheapflights users on 5/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:03 pm
PDX
- GUM
2 stops31h 02m
United Airlines
Tue 6/167:30 pm
GUM
- PDX
2 stops44h 33m
United Airlines
Deal found 5/23![United Airlines logo]()
$2,452
This United Airlines deal was found by Cheapflights users on 5/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/76:46 pm
PDX
- GUM
2 stops33h 59m
United Airlines
Sun 6/147:30 pm
GUM
- PDX
2 stops38h 17m
United Airlines
Deal found 5/23![United Airlines logo]()
$2,483
This United Airlines deal was found by Cheapflights users on 5/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/76:46 pm
PDX
- GUM
2 stops51h 59m
United Airlines
Mon 6/157:15 am
GUM
- PDX
2 stops34h 35m
United Airlines
Deal found 5/23![United Airlines logo]()
$2,488
This United Airlines deal was found by Cheapflights users on 5/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/105:15 am
PDX
- GUM
2 stops19h 50m
United Airlines
Sat 6/205:00 pm
GUM
- PDX
2 stops41h 48m
United Airlines
Deal found 5/18![United Airlines logo]()
$2,513
Last-minute flights from Portland to GuamDiscover last-minute flight deals from Portland to Guam. Data last updated May 23, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Guam. Data last updated May 23, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/22. 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.
Fri 5/225:05 pm
PDX
- GUM
2 stops37h 50m
Delta
Fri 6/55:20 pm
GUM
- PDX
2 stops40h 49m
Delta
Deal found 5/22![Delta logo]()
$2,791
This Expedia deal was found by Cheapflights users on 5/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/55:00 am
PDX
- GUM
2 stops40h 35m
Multiple Airlines
Mon 6/84:35 pm
GUM
- PDX
2 stops48h 24m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$2,516
This Expedia deal was found by Cheapflights users on 5/23. 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.
Sun 6/75:00 am
PDX
- GUM
2 stops40h 35m
Multiple Airlines
Tue 6/164:35 pm
GUM
- PDX
2 stops45h 47m
Multiple Airlines
Deal found 5/23![Multiple Airlines logo]()
$2,438
This United Airlines deal was found by Cheapflights users on 5/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/76:46 pm
PDX
- GUM
2 stops33h 59m
United Airlines
Sun 6/147:30 pm
GUM
- PDX
2 stops38h 17m
United Airlines
Deal found 5/23![United Airlines logo]()
$2,483
This United Airlines deal was found by Cheapflights users on 5/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/76:46 pm
PDX
- GUM
2 stops51h 59m
United Airlines
Mon 6/157:15 am
GUM
- PDX
2 stops34h 35m
United Airlines
Deal found 5/23![United Airlines logo]()
$2,488
This United Airlines deal was found by Cheapflights users on 5/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/75:15 am
PDX
- GUM
3 stops30h 05m
United Airlines
Tue 6/167:15 am
GUM
- PDX
2 stops34h 35m
United Airlines
Deal found 5/23![United Airlines logo]()
$2,705
This United Airlines deal was found by Cheapflights users on 5/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:03 pm
PDX
- GUM
2 stops31h 02m
United Airlines
Tue 6/167:30 pm
GUM
- PDX
2 stops44h 33m
United Airlines
Deal found 5/23![United Airlines logo]()
$2,452
This United Airlines deal was found by Cheapflights users on 5/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/105:15 am
PDX
- GUM
2 stops19h 50m
United Airlines
Sat 6/205:00 pm
GUM
- PDX
2 stops41h 48m
United Airlines
Deal found 5/18![United Airlines logo]()
$2,513
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 May 23, 2026.
Search for one-way flight options from Portland to Guam. Find affordable one-way fares based on user searches. Data last updated May 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/209:48 pm
PDX
- GUM
2 stops56h 57m
Multiple Airlines
Deal found 5/20![Multiple Airlines logo]()
$894
This Kiwi.com deal was found by Cheapflights users on 5/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/109:48 pm
PDX
- GUM
3 stops36h 47m
Multiple Airlines
Deal found 5/20![Multiple Airlines logo]()
$1,205
This United Airlines deal was found by Cheapflights users on 5/20. 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.
Fri 7/107:00 am
PDX
- GUM
2 stops18h 05m
United Airlines
Deal found 5/20![United Airlines logo]()
$2,285
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 May 23, 2026.
Round-trip from | $1,527 (Orbitz) |
|---|---|
One-way from | $894 (Kiwi.com) |
Popular in | January |
Cheapest in | June |
Average price | $1,768 |
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 May 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
Sat 8/15
3:43 pm-6:05 pm
2 stops57h 22m
Tamuning Guam Intl
Sat 8/29
7:05 am-10:45 pm
2 stops32h 40m
$2,008
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sun 8/16
5:30 am-6:05 pm
2 stops19h 35m
Tamuning Guam Intl
Sat 8/22
5:00 pm-12:34 am
2 stops48h 34m
$2,053
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Mon 7/20
5:15 am-3:50 pm
2 stops41h 35m
Tamuning Guam Intl
Mon 7/27
7:30 pm-10:49 pm
2 stops44h 19m
$2,126
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Thu 7/9
5:15 am-6:05 pm
2 stops19h 50m
Tamuning Guam Intl
Sun 7/26
7:30 pm-10:48 pm
2 stops44h 18m
$2,282
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sun 6/7
5:00 am-2:35 pm
2 stops40h 35m
Tamuning Guam Intl
Tue 6/16
4:35 pm-9:22 pm
2 stops45h 47m
$2,438
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Tue 6/9
6:03 pm-6:05 pm
2 stops31h 02m
Tamuning Guam Intl
Tue 6/16
7:30 pm-11:03 pm
2 stops44h 33m
$2,452
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sun 6/7
6:46 pm-9:45 pm
2 stops33h 59m
Tamuning Guam Intl
Sun 6/14
7:30 pm-4:47 pm
2 stops38h 17m
$2,483
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sun 6/7
6:46 pm-3:45 pm
2 stops51h 59m
Tamuning Guam Intl
Mon 6/15
7:15 am-12:50 am
2 stops34h 35m
$2,488
Quickest round-trip
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Wed 6/10
5:15 am-6:05 pm
2 stops19h 50m
Tamuning Guam Intl
Sat 6/20
5:00 pm-5:48 pm
2 stops41h 48m
$2,513
Cheapest one-way
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sat 6/20
9:48 pm-11:45 pm
2 stops56h 57m
$894
Showing 1-10 of 12 resultsSorted 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 May 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.
Overall
7.4
Comfort
7.3
Food
6.6
Crew
8.1
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Overall
7.4
Comfort
7.3
Food
6.6
Crew
8.1
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - 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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
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 May 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 May 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,817 | Average$2,084 | FlexibilityNo cancel fee | On-time69% |