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Cheap flights from Portland to Tamuning from $656

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Tamuning departing on 1/15. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Tamuning

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:41 pm - 2:35 pm
PDX
-
GUM
51h 54m
2 stops
Multiple Airlines Logo
5:20 pm - 10:01 pm
GUM
-
PDX
45h 41m
2 stops
$1,202Multiple Airlines
mar., sept. 1 - mar., sept. 8
Alaska Airlines Logo
6:05 am - 2:35 pm
PDX
-
GUM
38h 30m
2 stops
Alaska Airlines Logo
4:35 pm - 5:23 pm
GUM
-
PDX
42h 48m
2 stops
$1,234Alaska Airlines
lun., nov. 9 - lun., nov. 23
Alaska Airlines Logo
9:30 pm - 2:35 pm
PDX
-
GUM
47h 05m
2 stops
Alaska Airlines Logo
4:35 pm - 5:23 pm
GUM
-
PDX
42h 48m
2 stops
$1,240Alaska Airlines
dim., nov. 8 - lun., nov. 23
Alaska Airlines Logo
9:30 pm - 2:35 pm
PDX
-
GUM
47h 05m
2 stops
Alaska Airlines Logo
4:35 pm - 5:23 pm
GUM
-
PDX
42h 48m
2 stops
$1,355Alaska Airlines
jeu., nov. 12 - lun., nov. 23
Alaska Airlines Logo
10:45 am - 2:35 pm
PDX
-
GUM
57h 50m
2 stops
Alaska Airlines Logo
4:35 pm - 3:24 pm
GUM
-
PDX
40h 49m
2 stops
$1,374Alaska Airlines
sam., nov. 7 - lun., nov. 23
Multiple Airlines Logo
7:00 am - 2:35 pm
PDX
-
GUM
37h 35m
2 stops
Multiple Airlines Logo
4:35 pm - 5:23 pm
GUM
-
PDX
42h 48m
2 stops
$1,523Multiple Airlines
mer., nov. 11 - lun., nov. 23
Alaska Airlines Logo
5:40 pm - 2:35 pm
PDX
-
GUM
50h 55m
2 stops
Alaska Airlines Logo
4:35 pm - 5:23 pm
GUM
-
PDX
42h 48m
2 stops
$1,532Alaska Airlines
mar., nov. 10 - lun., nov. 23
Multiple Airlines Logo
6:20 am - 3:35 pm
PDX
-
GUM
40h 15m
2 stops
Multiple Airlines Logo
2:00 am - 11:55 pm
GUM
-
PDX
38h 55m
2 stops
$1,568Multiple Airlines
lun., août 24 - dim., août 30
United Airlines Logo
5:36 am - 7:00 pm
PDX
-
GUM
19h 24m
2 stops
United Airlines Logo
7:45 am - 2:37 pm
GUM
-
PDX
24h 52m
2 stops
$1,819United Airlines
mer., nov. 11 - mer., nov. 25
United Airlines Logo
5:36 am - 7:00 pm
PDX
-
GUM
19h 24m
2 stops
United Airlines Logo
7:45 am - 12:22 pm
GUM
-
PDX
22h 37m
2 stops
$1,819United Airlines
mar., nov. 10 - mer., nov. 25

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Delta flights from Portland to Tamuning

Our best Delta deals on Portland to Tamuning flight tickets
Delta
Sep 5
PDX6:00 amPortland
40h 35m
2 stops
GUM3:35 pmTamuning Guam Intl
Sep 25
GUM5:20 pmTamuning Guam Intl
46h 11m
2 stops
PDX10:31 pmPortland
$2,109
Delta
Aug 24
PDX9:29 amPortland
37h 06m
2 stops
GUM3:35 pmTamuning Guam Intl
Aug 30
GUM2:00 amTamuning Guam Intl
38h 56m
2 stops
PDX11:56 pmPortland
$2,114
Delta
Aug 9
PDX6:00 amPortland
24h 55m
2 stops
GUM11:55 pmTamuning Guam Intl
Sep 9
GUM2:00 amTamuning Guam Intl
35h 02m
2 stops
PDX8:02 pmPortland
$2,164

United Airlines flights from Portland to Tamuning

Our best United Airlines deals on Portland to Tamuning flight tickets
United Airlines
Nov 10
PDX5:36 amPortland
19h 24m
2 stops
GUM7:00 pmTamuning Guam Intl
Nov 25
GUM7:45 amTamuning Guam Intl
22h 37m
2 stops
PDX12:22 pmPortland
$1,819
United Airlines
Nov 8
PDX7:26 pmPortland
29h 34m
2 stops
GUM7:00 pmTamuning Guam Intl
Nov 24
GUM7:45 amTamuning Guam Intl
24h 52m
2 stops
PDX2:37 pmPortland
$1,835
United Airlines
Nov 6
PDX5:36 amPortland
19h 24m
2 stops
GUM7:00 pmTamuning Guam Intl
Nov 26
GUM7:45 amTamuning Guam Intl
20h 33m
2 stops
PDX10:18 amPortland
$1,869

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Tamuning 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 juillet 30, 2026.
Use the filters below to find and compare flights from Portland to Tamuning that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandTamuning

PDX - GUM

PDXGUM

Portland

mar. 9/1

5:41 pm-2:35 pm

2 stops51h 54m

Tamuning Guam Intl

mar. 9/8

5:20 pm-10:01 pm

2 stops45h 41m

$1,202

PortlandTamuning

PDX - GUM

PDXGUM

Portland

lun. 11/9

6:05 am-2:35 pm

2 stops38h 30m

Tamuning Guam Intl

lun. 11/23

4:35 pm-5:23 pm

2 stops42h 48m

$1,234

PortlandTamuning

PDX - GUM

PDXGUM

Portland

dim. 11/8

9:30 pm-2:35 pm

2 stops47h 05m

Tamuning Guam Intl

lun. 11/23

4:35 pm-5:23 pm

2 stops42h 48m

$1,240

PortlandTamuning

PDX - GUM

PDXGUM

Portland

jeu. 11/12

9:30 pm-2:35 pm

2 stops47h 05m

Tamuning Guam Intl

lun. 11/23

4:35 pm-5:23 pm

2 stops42h 48m

$1,355

PortlandTamuning

PDX - GUM

PDXGUM

Portland

sam. 11/7

10:45 am-2:35 pm

2 stops57h 50m

Tamuning Guam Intl

lun. 11/23

4:35 pm-3:24 pm

2 stops40h 49m

$1,374

PortlandTamuning

PDX - GUM

PDXGUM

Portland

mer. 11/11

7:00 am-2:35 pm

2 stops37h 35m

Tamuning Guam Intl

lun. 11/23

4:35 pm-5:23 pm

2 stops42h 48m

$1,523

PortlandTamuning

PDX - GUM

PDXGUM

Portland

mar. 11/10

5:40 pm-2:35 pm

2 stops50h 55m

Tamuning Guam Intl

lun. 11/23

4:35 pm-5:23 pm

2 stops42h 48m

$1,532

PortlandTamuning

PDX - GUM

PDXGUM

Portland

lun. 8/24

6:20 am-3:35 pm

2 stops40h 15m

Tamuning Guam Intl

dim. 8/30

2:00 am-11:55 pm

2 stops38h 55m

$1,568

PortlandTamuning

PDX - GUM

PDXGUM

Portland

mer. 11/11

5:36 am-7:00 pm

2 stops19h 24m

Tamuning Guam Intl

mer. 11/25

7:45 am-2:37 pm

2 stops24h 52m

$1,819
Quickest round-trip

PortlandTamuning

PDX - GUM

PDXGUM

Portland

mar. 11/10

5:36 am-7:00 pm

2 stops19h 24m

Tamuning Guam Intl

mer. 11/25

7:45 am-12:22 pm

2 stops22h 37m

$1,819

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Tamuning from

How to get the cheapest flight ticket from Portland to Tamuning

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 Tamuning?

The month of May is, on average, the cheapest month to fly to Tamuning from Portland, with most prices found around $0. If you aren’t able to travel during the month of May, then book flights to Tamuning from Portland during September instead. Flights to Tamuning in September, while not as cheap as those in May, still average around $1,914.

When to book flights from Portland to Tamuning

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Tamuning according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Tamuning (PDX to GUM) flight deals and tips

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

Fastest flight time

18h 05m

Direct flights

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

Frequently asked questions about flying from Portland to Tamuning

  • How far is Portland to Tamuning Guam Intl by plane?

    A flight from Portland to Tamuning Guam Intl will travel around 5673.6 mi. A reasonable flight in good conditions will take 18h 05m.

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

    Prices for flights from Portland Airport to Tamuning Guam Intl Airport refresh daily.

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

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

    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 Tamuning Guam Intl Airport.

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

    The required travel and health documents for your Tamuning Guam Intl Airport 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 Tamuning Guam Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Portland to Tamuning?

Best airlines flying from Portland to Tamuning

Compare and see reviews for airlines that fly from Portland to Tamuning with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,817Free CancellationRating
7.4
10,047 reviews
Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Tamuning from Portland.

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

Yes. momondo enables you to select and highlight flights to Tamuning from Portland with this policy.

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

momondo provides multiple filters to help you find the best flight to Tamuning from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Tamuning from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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