$853+ 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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GUM
May 7 — May 141
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
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
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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 April 7, 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 April 7, 2026.
This Expedia deal was found by Cheapflights users on 4/3. 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.
Sat 5/28:45 am
PDX
- GUM
2 stops36h 55m
Multiple Airlines
Sat 5/94:40 pm
GUM
- PDX
2 stops43h 54m
Multiple Airlines
Deal found 4/3![Multiple Airlines logo]()
$1,533
This Expedia deal was found by Cheapflights users on 4/3. 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 4/1710:10 am
PDX
- GUM
2 stops36h 25m
Multiple Airlines
Sun 4/192:00 am
GUM
- PDX
2 stops37h 38m
Multiple Airlines
Deal found 4/3![Multiple Airlines logo]()
$1,598
This Expedia deal was found by Cheapflights users on 4/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/31:52 pm
PDX
- GUM
2 stops55h 48m
Multiple Airlines
Sun 5/104:40 pm
GUM
- PDX
2 stops43h 54m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$1,614
This Expedia deal was found by Cheapflights users on 4/6. 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.
Wed 5/205:00 am
PDX
- GUM
2 stops40h 40m
Multiple Airlines
Fri 5/224:40 pm
GUM
- PDX
2 stops45h 48m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$1,694
This Expedia deal was found by Cheapflights users on 4/6. 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 4/2010:10 am
PDX
- GUM
2 stops36h 25m
Multiple Airlines
Thu 4/234:40 pm
GUM
- PDX
2 stops42h 56m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$1,795
This United Airlines deal was found by Cheapflights users on 4/6. 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 12/285:35 am
PDX
- GUM
2 stops19h 15m
United Airlines
Mon 1/117:25 am
GUM
- PDX
2 stops29h 06m
United Airlines
Deal found 4/6![United Airlines logo]()
$1,919
This United Airlines deal was found by Cheapflights users on 4/6. 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.
Sat 7/115:15 am
PDX
- GUM
2 stops41h 35m
United Airlines
Sun 7/267:15 am
GUM
- PDX
2 stops34h 35m
United Airlines
Deal found 4/6![United Airlines logo]()
$2,052
This United Airlines deal was found by Cheapflights users on 4/6. 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.
Sat 5/95:35 pm
PDX
- GUM
2 stops55h 30m
United Airlines
Sun 5/247:30 pm
GUM
- PDX
2 stops44h 18m
United Airlines
Deal found 4/6![United Airlines logo]()
$2,181
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 April 7, 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 April 7, 2026.
This Expedia deal was found by Cheapflights users on 4/3. 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.
Sat 5/28:45 am
PDX
- GUM
2 stops36h 55m
Multiple Airlines
Sat 5/94:40 pm
GUM
- PDX
2 stops43h 54m
Multiple Airlines
Deal found 4/3![Multiple Airlines logo]()
$1,533
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Sat 7/115:15 am
PDX
- GUM
2 stops41h 35m
United Airlines
Sun 7/267:15 am
GUM
- PDX
2 stops34h 35m
United Airlines
Deal found 4/5![United Airlines logo]()
$2,052
This Expedia deal was found by Cheapflights users on 4/3. 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 4/1710:10 am
PDX
- GUM
2 stops36h 25m
Multiple Airlines
Sun 4/192:00 am
GUM
- PDX
2 stops37h 38m
Multiple Airlines
Deal found 4/3![Multiple Airlines logo]()
$1,598
This Expedia deal was found by Cheapflights users on 4/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/31:52 pm
PDX
- GUM
2 stops55h 48m
Multiple Airlines
Sun 5/104:40 pm
GUM
- PDX
2 stops43h 54m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$1,614
This United Airlines deal was found by Cheapflights users on 4/6. 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.
Sat 5/95:35 pm
PDX
- GUM
2 stops55h 30m
United Airlines
Sun 5/247:30 pm
GUM
- PDX
2 stops44h 18m
United Airlines
Deal found 4/6![United Airlines logo]()
$2,181
This United Airlines deal was found by Cheapflights users on 4/2. 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 6/255:15 am
PDX
- GUM
3 stops30h 05m
United Airlines
Tue 6/307:05 am
GUM
- PDX
2 stops26h 42m
United Airlines
Deal found 4/2![United Airlines logo]()
$2,282
Last-minute flights from Portland to GuamDiscover last-minute flight deals from Portland to Guam. Data last updated April 7, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Guam. Data last updated April 7, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 4/3. 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 4/1710:10 am
PDX
- GUM
2 stops36h 25m
Multiple Airlines
Sun 4/192:00 am
GUM
- PDX
2 stops37h 38m
Multiple Airlines
Deal found 4/3![Multiple Airlines logo]()
$1,598
This Expedia deal was found by Cheapflights users on 4/6. 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 4/2010:10 am
PDX
- GUM
2 stops36h 25m
Multiple Airlines
Thu 4/234:40 pm
GUM
- PDX
2 stops42h 56m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$1,795
This Delta deal was found by Cheapflights users on 4/2. 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.
Thu 4/3010:42 am
PDX
- GUM
2 stops35h 53m
Delta
Wed 5/62:00 am
GUM
- PDX
2 stops36h 18m
Delta
Deal found 4/2![Delta logo]()
$2,329
This United Airlines deal was found by Cheapflights users on 4/2. 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 4/305:30 am
PDX
- GUM
3 stops29h 55m
United Airlines
Thu 5/77:05 am
GUM
- PDX
2 stops24h 58m
United Airlines
Deal found 4/2![United Airlines logo]()
$2,352
This Expedia deal was found by Cheapflights users on 4/3. 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.
Sat 5/28:45 am
PDX
- GUM
2 stops36h 55m
Multiple Airlines
Sat 5/94:40 pm
GUM
- PDX
2 stops43h 54m
Multiple Airlines
Deal found 4/3![Multiple Airlines logo]()
$1,533
This Expedia deal was found by Cheapflights users on 4/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/31:52 pm
PDX
- GUM
2 stops55h 48m
Multiple Airlines
Sun 5/104:40 pm
GUM
- PDX
2 stops43h 54m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$1,614
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Sun 5/35:35 pm
PDX
- GUM
2 stops31h 30m
United Airlines
Sun 5/107:30 pm
GUM
- PDX
2 stops42h 28m
United Airlines
Deal found 4/5![United Airlines logo]()
$2,370
This United Airlines deal was found by Cheapflights users on 4/6. 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.
Sat 5/95:35 pm
PDX
- GUM
2 stops55h 30m
United Airlines
Sun 5/247:30 pm
GUM
- PDX
2 stops44h 18m
United Airlines
Deal found 4/6![United Airlines logo]()
$2,181
This Expedia deal was found by Cheapflights users on 4/6. 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.
Wed 5/205:00 am
PDX
- GUM
2 stops40h 40m
Multiple Airlines
Fri 5/224:40 pm
GUM
- PDX
2 stops45h 48m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$1,694
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 April 7, 2026.
Search for one-way flight options from Portland to Guam. Find affordable one-way fares based on user searches. Data last updated April 7, 2026.
This Orbitz deal was found by Cheapflights users on 4/2. 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.
Sat 9/127:22 pm
PDX
- GUM
2 stops50h 13m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$853
This Kiwi.com deal was found by Cheapflights users on 4/2. 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.
Thu 4/3010:31 am
PDX
- GUM
2 stops45h 29m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$863
This Orbitz deal was found by Cheapflights users on 4/2. 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 10/15:05 am
PDX
- GUM
2 stops40h 35m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$891
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 6/19:46 pm
PDX
- GUM
2 stops58h 14m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$951
This Kiwi.com deal was found by Cheapflights users on 4/2. 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.
Thu 6/119:48 pm
PDX
- GUM
3 stops36h 47m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$1,094
This United Airlines deal was found by Cheapflights users on 4/2. 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 4/305:30 am
PDX
- GUM
3 stops29h 55m
United Airlines
Deal found 4/2![United Airlines logo]()
$1,591
This United Airlines deal was found by Cheapflights users on 4/2. 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 10/13:30 pm
PDX
- GUM
3 stops33h 35m
United Airlines
Deal found 4/2![United Airlines logo]()
$1,625
This United Airlines deal was found by Cheapflights users on 4/2. 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 9/123:43 pm
PDX
- GUM
3 stops37h 07m
United Airlines
Deal found 4/2![United Airlines logo]()
$2,049
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 April 7, 2026.
Round-trip from | $1,533 (Expedia) |
|---|---|
One-way from | $853 (Orbitz) |
Popular in | January |
Cheapest in | September |
Average price | $2,073 |
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 April 7, 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 5/2
8:45 am-2:40 pm
2 stops36h 55m
Tamuning Guam Intl
Sat 5/9
4:40 pm-7:34 pm
2 stops43h 54m
$1,533
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Fri 4/17
10:10 am-3:35 pm
2 stops36h 25m
Tamuning Guam Intl
Sun 4/19
2:00 am-10:38 pm
2 stops37h 38m
$1,598
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sun 5/3
1:52 pm-2:40 pm
2 stops55h 48m
Tamuning Guam Intl
Sun 5/10
4:40 pm-7:34 pm
2 stops43h 54m
$1,614
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sat 7/11
5:15 am-3:50 pm
2 stops41h 35m
Tamuning Guam Intl
Sun 7/26
7:15 am-12:50 am
2 stops34h 35m
$2,052
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sat 5/9
5:35 pm-6:05 pm
2 stops55h 30m
Tamuning Guam Intl
Sun 5/24
7:30 pm-10:48 pm
2 stops44h 18m
$2,181
Quickest round-trip
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Thu 6/25
5:15 am-4:20 am
3 stops30h 05m
Tamuning Guam Intl
Tue 6/30
7:05 am-4:47 pm
2 stops26h 42m
$2,282
Cheapest one-way
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Sat 9/12
7:22 pm-2:35 pm
2 stops50h 13m
$853
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Thu 10/1
5:05 am-2:40 pm
2 stops40h 35m
$891
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Mon 6/1
9:46 pm-1:00 am
2 stops58h 14m
$951
PortlandTamuning
PDX - GUM
PDXGUM
Portland
Thu 6/11
10:29 am-1:00 am
2 stops45h 31m
$1,099
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
What is the cheapest month to book a flight from Portland to Guam?
Currently, June is the cheapest month in which you can book a flight from Portland to Guam (average of $1,633). Flying from Portland to Guam in January is currently the most expensive (average of $3,349). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
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 April 7, 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.
Food
6.6
Crew
8.1
Comfort
7.3
Overall
7.4
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Food
6.6
Crew
8.1
Comfort
7.3
Overall
7.4
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
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.
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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 April 7, 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 April 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,817 | Average$2,154 | FlexibilityNo cancel fee | On-time69% |