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Cheap flights from Portland to Guam from $1,842

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Guam departing on 4/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portland to Guam

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:30 am - 6:05 pm
PDX
-
GUM
19h 35m
2 stops
United Airlines Logo
7:30 pm - 2:30 pm
GUM
-
PDX
36h 00m
2 stops
$1,842United Airlines
Wed, Apr 22 - Tue, Apr 28
United Airlines Logo
7:30 am - 6:50 pm
PDX
-
GUM
18h 20m
2 stops
United Airlines Logo
7:25 am - 12:35 am
GUM
-
PDX
34h 10m
2 stops
$1,892United Airlines
Thu, Mar 19 - Fri, Mar 27
Delta Logo
7:10 am - 11:05 pm
PDX
-
GUM
21h 55m
2 stops
Delta Logo
1:00 am - 4:56 pm
GUM
-
PDX
32h 56m
2 stops
$1,904Delta
Mon, Feb 9 - Wed, Mar 18
Delta Logo
1:30 pm - 11:05 pm
PDX
-
GUM
39h 35m
2 stops
Delta Logo
4:50 pm - 7:03 pm
GUM
-
PDX
43h 13m
2 stops
$1,910Delta
Sun, Feb 8 - Sun, Mar 15
Delta Logo
5:50 am - 11:05 pm
PDX
-
GUM
23h 15m
2 stops
Delta Logo
4:50 pm - 4:56 pm
GUM
-
PDX
41h 06m
2 stops
$1,954Delta
Sat, Feb 7 - Wed, Mar 18
Delta Logo
5:15 pm - 11:05 pm
PDX
-
GUM
35h 50m
2 stops
Delta Logo
1:00 am - 6:48 pm
GUM
-
PDX
35h 48m
2 stops
$1,960Delta
Sun, Feb 1 - Fri, Feb 13
Delta Logo
5:50 am - 11:05 pm
PDX
-
GUM
23h 15m
2 stops
Delta Logo
4:50 pm - 6:50 pm
GUM
-
PDX
44h 00m
2 stops
$1,969Delta
Mon, Feb 2 - Mon, Feb 9
Delta Logo
7:37 pm - 11:05 pm
PDX
-
GUM
33h 28m
2 stops
Delta Logo
4:50 pm - 4:30 pm
GUM
-
PDX
41h 40m
2 stops
$1,975Delta
Sun, Feb 1 - Mon, Feb 9
Delta Logo
5:50 am - 11:05 pm
PDX
-
GUM
23h 15m
2 stops
Delta Logo
4:50 pm - 8:59 pm
GUM
-
PDX
45h 09m
2 stops
$2,004Delta
Sat, Feb 7 - Sat, Mar 14
Delta Logo
12:40 am - 11:05 pm
PDX
-
GUM
28h 25m
2 stops
Delta Logo
1:00 am - 12:15 am
GUM
-
PDX
41h 15m
2 stops
$2,019Delta
Wed, Feb 4 - Thu, Feb 12

United Airlines flights from Portland to Guam

Our best United Airlines deals on Portland to Guam flight tickets
United Airlines
Apr 22
PDX5:30 amPortland
19h 35m
2 stops
GUM6:05 pmTamuning Guam Intl
Apr 28
GUM7:30 pmTamuning Guam Intl
36h 00m
2 stops
PDX2:30 pmPortland
$1,842
United Airlines
Mar 19
PDX7:30 amPortland
18h 20m
2 stops
GUM6:50 pmTamuning Guam Intl
Mar 27
GUM7:25 amTamuning Guam Intl
34h 10m
2 stops
PDX12:35 amPortland
$1,892
United Airlines
Feb 12
PDX5:35 amPortland
19h 30m
2 stops
GUM7:05 pmTamuning Guam Intl
Mar 18
GUM7:25 amTamuning Guam Intl
28h 22m
2 stops
PDX6:47 pmPortland
$2,129

Delta flights from Portland to Guam

Our best Delta deals on Portland to Guam flight tickets
Delta
Feb 9
PDX7:10 amPortland
21h 55m
2 stops
GUM11:05 pmTamuning Guam Intl
Mar 18
GUM1:00 amTamuning Guam Intl
32h 56m
2 stops
PDX4:56 pmPortland
$1,904
Delta
Feb 8
PDX1:30 pmPortland
39h 35m
2 stops
GUM11:05 pmTamuning Guam Intl
Mar 15
GUM4:50 pmTamuning Guam Intl
43h 13m
2 stops
PDX7:03 pmPortland
$1,910
Delta
Feb 7
PDX5:50 amPortland
23h 15m
2 stops
GUM11:05 pmTamuning Guam Intl
Mar 18
GUM4:50 pmTamuning Guam Intl
41h 06m
2 stops
PDX4:56 pmPortland
$1,954

momondo 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, momondo users made 832,500 searches. Data last updated January 14, 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

Price

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Wed 4/22

5:30 am-6:05 pm

2 stops19h 35m

Tamuning Guam Intl

Tue 4/28

7:30 pm-2:30 pm

2 stops36h 00m

$1,842

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Thu 3/19

7:30 am-6:50 pm

2 stops18h 20m

Tamuning Guam Intl

Fri 3/27

7:25 am-12:35 am

2 stops34h 10m

$1,892

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 2/9

7:10 am-11:05 pm

2 stops21h 55m

Tamuning Guam Intl

Wed 3/18

1:00 am-4:56 pm

2 stops32h 56m

$1,904

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 2/8

1:30 pm-11:05 pm

2 stops39h 35m

Tamuning Guam Intl

Sun 3/15

4:50 pm-7:03 pm

2 stops43h 13m

$1,910

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sat 2/7

5:50 am-11:05 pm

2 stops23h 15m

Tamuning Guam Intl

Wed 3/18

4:50 pm-4:56 pm

2 stops41h 06m

$1,954

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 2/1

5:15 pm-11:05 pm

2 stops35h 50m

Tamuning Guam Intl

Fri 2/13

1:00 am-6:48 pm

2 stops35h 48m

$1,960

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 2/2

5:50 am-11:05 pm

2 stops23h 15m

Tamuning Guam Intl

Mon 2/9

4:50 pm-6:50 pm

2 stops44h 00m

$1,969

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 2/1

7:37 pm-11:05 pm

2 stops33h 28m

Tamuning Guam Intl

Mon 2/9

4:50 pm-4:30 pm

2 stops41h 40m

$1,975

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sat 2/7

5:50 am-11:05 pm

2 stops23h 15m

Tamuning Guam Intl

Sat 3/14

4:50 pm-8:59 pm

2 stops45h 09m

$2,004

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Wed 2/4

12:40 am-11:05 pm

2 stops28h 25m

Tamuning Guam Intl

Thu 2/12

1:00 am-12:15 am

2 stops41h 15m

$2,019

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Guam from

How to get the cheapest flight ticket from Portland to Guam

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Guam?

If you aren’t able to travel during the month of February, then book flights to Guam from Portland during September instead. Flights to Guam in September, while not as cheap as those in February, still average around $1,914.

Cheap Portland to Guam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Guam

Fastest flight time

18h 05m

Direct flights

None
The fastest flight from Portland to Guam takes 18h 05m
There are no direct flights from Portland to Guam. There are no popular flight routes from Portland to Guam.
Search flight deals

  • When did momondo last update prices for flights from Portland Airport to Guam?

    Prices for flights from Portland Airport to Guam refresh daily.

  • How many operators does momondo search for flights from Portland Airport to Guam?

  • How old do you have to be to fly from Portland Airport to Guam?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Guam.

  • What documentation or ID do you need to fly to Guam?

    The required travel and health documents for your Guam trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Guam. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Portland to Guam

Compare and see reviews for airlines that fly from Portland to Guam with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,602Free CancellationRating
7.4
9,156 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Guam?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Guam. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to Guam with flexible booking policies on momondo?

Flights from Portland to Guam with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Portland to Guam?

Once all potential Portland to Guam flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Portland to Guam right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Portland to Guam flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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