What is the cheapest airline that flies from Portland to Tamuning Guam Intl?

United Airlines is the most popular carrier operating from Portland to Tamuning Guam Intl

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?

The number of operators available for flights from Portland Airport to Tamuning Guam Intl Airport is 1 as of February 2026.

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.

$713 Cheap Flights from Portland to Tamuning in 2026

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Find the cheapest flights from Portland to Tamuning

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:00 am - 11:55 pm

PDX

GUM

45h 55m

2 stops

5:20 pm - 9:38 pm

GUM

PDX

45h 18m

2 stops

$1,297Multiple Airlines

Wed, Apr 1 - Wed, Apr 8

5:30 am - 6:05 pm

PDX

GUM

19h 35m

2 stops

5:00 pm - 4:47 pm

GUM

PDX

40h 47m

2 stops

$1,953United Airlines

Sun, May 17 - Sat, May 23

5:15 am - 6:05 pm

PDX

GUM

19h 50m

2 stops

7:05 am - 10:20 am

GUM

PDX

20h 15m

2 stops

$1,969United Airlines

Fri, May 22 - Fri, Jun 5

5:15 am - 6:05 pm

PDX

GUM

43h 50m

3 stops

7:05 am - 8:54 pm

GUM

PDX

30h 49m

2 stops

$1,993United Airlines

Fri, May 22 - Fri, Jun 5

6:03 pm - 6:05 pm

PDX

GUM

31h 02m

2 stops

7:15 am - 12:51 am

GUM

PDX

34h 36m

2 stops

$2,039United Airlines

Sat, Jul 11 - Sun, Jul 26

5:15 am - 6:05 pm

PDX

GUM

43h 50m

3 stops

7:15 am - 10:45 pm

GUM

PDX

32h 30m

2 stops

$2,064United Airlines

Sat, Jul 11 - Sun, Jul 26

7:30 am - 6:50 pm

PDX

GUM

18h 20m

2 stops

7:25 am - 6:48 pm

GUM

PDX

28h 23m

2 stops

$2,129United Airlines

Mon, Mar 16 - Mon, Mar 23

12:30 am - 11:55 pm

PDX

GUM

30h 25m

2 stops

3:00 am - 6:52 pm

GUM

PDX

32h 52m

2 stops

$2,154Delta

Thu, Apr 9 - Wed, Apr 15

7:30 am - 6:50 pm

PDX

GUM

18h 20m

2 stops

7:25 am - 12:33 pm

GUM

PDX

22h 08m

2 stops

$2,179United Airlines

Fri, Mar 20 - Tue, Mar 24

7:15 am - 4:25 am

PDX

GUM

28h 10m

2 stops

7:05 am - 4:33 pm

GUM

PDX

26h 28m

2 stops

$2,203United Airlines

Mon, Apr 13 - Fri, Apr 17

Delta flights from Portland to Tamuning

Our best Delta deals on Portland to Tamuning flight tickets

Delta

Apr 13

PDX9:05 amPortland

37h 30m

2 stops

GUM3:35 pmTamuning Guam Intl

Apr 16

GUM3:00 amTamuning Guam Intl

37h 53m

2 stops

PDX11:53 pmPortland

$2,154

Delta

Mar 14

PDX7:05 amPortland

23h 00m

2 stops

GUM11:05 pmTamuning Guam Intl

Mar 21

GUM4:50 pmTamuning Guam Intl

48h 09m

2 stops

PDX11:59 pmPortland

$2,221

United Airlines flights from Portland to Tamuning

Our best United Airlines deals on Portland to Tamuning flight tickets

United Airlines

May 17

PDX5:30 amPortland

19h 35m

2 stops

GUM6:05 pmTamuning Guam Intl

May 23

GUM5:00 pmTamuning Guam Intl

40h 47m

2 stops

PDX4:47 pmPortland

$1,953

United Airlines

May 22

PDX5:15 amPortland

19h 50m

2 stops

GUM6:05 pmTamuning Guam Intl

Jun 5

GUM7:05 amTamuning Guam Intl

20h 15m

2 stops

PDX10:20 amPortland

$1,969

United Airlines

May 22

PDX5:15 amPortland

43h 50m

3 stops

GUM6:05 pmTamuning Guam Intl

Jun 5

GUM7:05 amTamuning Guam Intl

30h 49m

2 stops

PDX8:54 pmPortland

$1,993

Fly from

Fly to

Route

Depart

Return

Price

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Wed 4/1

9:00 am-11:55 pm

2 stops45h 55m

Tamuning Guam Intl

Wed 4/8

5:20 pm-9:38 pm

2 stops45h 18m

$1,297

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 5/17

5:30 am-6:05 pm

2 stops19h 35m

Tamuning Guam Intl

Sat 5/23

5:00 pm-4:47 pm

2 stops40h 47m

$1,953

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Fri 5/22

5:15 am-6:05 pm

2 stops19h 50m

Tamuning Guam Intl

Fri 6/5

7:05 am-10:20 am

2 stops20h 15m

$1,969

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Fri 5/22

5:15 am-6:05 pm

3 stops43h 50m

Tamuning Guam Intl

Fri 6/5

7:05 am-8:54 pm

2 stops30h 49m

$1,993

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sat 7/11

6:03 pm-6:05 pm

2 stops31h 02m

Tamuning Guam Intl

Sun 7/26

7:15 am-12:51 am

2 stops34h 36m

$2,039

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sat 7/11

5:15 am-6:05 pm

3 stops43h 50m

Tamuning Guam Intl

Sun 7/26

7:15 am-10:45 pm

2 stops32h 30m

$2,064

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 3/16

7:30 am-6:50 pm

2 stops18h 20m

Tamuning Guam Intl

Mon 3/23

7:25 am-6:48 pm

2 stops28h 23m

$2,129

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Thu 4/9

12:30 am-11:55 pm

2 stops30h 25m

Tamuning Guam Intl

Wed 4/15

3:00 am-6:52 pm

2 stops32h 52m

$2,154

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Fri 3/20

7:30 am-6:50 pm

2 stops18h 20m

Tamuning Guam Intl

Tue 3/24

7:25 am-12:33 pm

2 stops22h 08m

$2,179

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 4/13

7:15 am-4:25 am

2 stops28h 10m

Tamuning Guam Intl

Fri 4/17

7:05 am-4:33 pm

2 stops26h 28m

$2,203

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Tamuning?

The month of February is, on average, the cheapest month to fly to Tamuning from Portland, with most prices found around $797. If you aren’t able to travel during the month of February, then book flights to Tamuning from Portland during September instead. Flights to Tamuning in September, while not as cheap as those in February, 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 20m
Direct flights	None

The fastest flight from Portland to Tamuning takes 18h 20m

There are no direct flights from Portland to Tamuning. There are no popular flight routes from Portland to Tamuning.

Search flight deals

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 20m.
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?
The number of operators available for flights from Portland Airport to Tamuning Guam Intl Airport is 1 as of February 2026.
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?
momondo data reveals that the most frequently booked airline on the route from Portland to Tamuning is United Airlines, representing 100% of all bookings.

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 Airlines	PriceFrom $1,602	Free Cancellation	Rating 7.4 9,296 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.

An easier way to manage your Tamuning trip

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Cheap flights from Portland to Tamuning from $713

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 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.

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Filter for what you want

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How to get the cheapest flight ticket from Portland to Tamuning

What is the cheapest month to fly to Tamuning?

What is the cheapest airline that flies from Portland to Tamuning Guam Intl?

When to book flights from Portland to Tamuning

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

Direct flights

Best airlines flying from Portland to Tamuning

Compare and see reviews for airlines that fly from Portland to Tamuning with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Tamuning trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Guam

Fly your favorite airline to Tamuning

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Tamuning

List of cabin classes available on flights landing in Tamuning. Availability may vary depending on flight origin and airline.

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