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 May 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.

$1,684 Cheap Flights from Portland to Tamuning in 2026

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Find the cheapest flights from Portland to Tamuning

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:20 am - 2:35 pm

PDX

GUM

39h 15m

2 stops

4:40 pm - 7:54 pm

GUM

PDX

44h 14m

2 stops

$1,684Multiple Airlines

Mon, Sep 14 - Tue, Oct 6

10:51 am - 2:40 pm

PDX

GUM

34h 49m

2 stops

4:40 pm - 3:06 pm

GUM

PDX

39h 26m

2 stops

$1,786Multiple Airlines

Sun, Oct 4 - Sat, Oct 17

5:30 am - 6:05 pm

PDX

GUM

19h 35m

2 stops

7:10 am - 10:20 am

GUM

PDX

20h 10m

2 stops

$1,819United Airlines

Wed, Oct 14 - Thu, Oct 22

7:00 am - 6:05 pm

PDX

GUM

18h 05m

2 stops

7:30 pm - 2:47 pm

GUM

PDX

36h 17m

2 stops

$1,992United Airlines

Fri, Aug 21 - Sun, Aug 30

5:30 am - 3:50 pm

PDX

GUM

41h 20m

2 stops

7:05 am - 2:35 pm

GUM

PDX

24h 30m

2 stops

$2,039United Airlines

Sat, Aug 22 - Sat, Aug 29

5:15 am - 3:50 pm

PDX

GUM

41h 35m

2 stops

7:05 am - 8:54 pm

GUM

PDX

30h 49m

2 stops

$2,128United Airlines

Mon, Jul 20 - Thu, Aug 6

5:15 am - 4:20 am

PDX

GUM

30h 05m

3 stops

7:05 am - 8:54 pm

GUM

PDX

30h 49m

2 stops

$2,132United Airlines

Mon, Jul 20 - Thu, Aug 6

5:30 am - 6:05 pm

PDX

GUM

19h 35m

3 stops

7:10 am - 10:20 am

GUM

PDX

20h 10m

2 stops

$2,176United Airlines

Wed, Oct 14 - Thu, Oct 22

5:30 am - 6:05 pm

PDX

GUM

19h 35m

2 stops

7:30 pm - 8:59 pm

GUM

PDX

42h 29m

2 stops

$2,212United Airlines

Sun, Aug 16 - Sat, Aug 22

5:30 am - 6:05 pm

PDX

GUM

19h 35m

2 stops

5:00 pm - 12:34 am

GUM

PDX

48h 34m

2 stops

$2,223United Airlines

Sun, Aug 16 - Sat, Aug 22

United Airlines flights from Portland to Tamuning

Our best United Airlines deals on Portland to Tamuning flight tickets

United Airlines

Oct 14

PDX5:30 amPortland

19h 35m

2 stops

GUM6:05 pmTamuning Guam Intl

Oct 22

GUM7:10 amTamuning Guam Intl

20h 10m

2 stops

PDX10:20 amPortland

$1,819

United Airlines

Aug 21

PDX7:00 amPortland

18h 05m

2 stops

GUM6:05 pmTamuning Guam Intl

Aug 30

GUM7:30 pmTamuning Guam Intl

36h 17m

2 stops

PDX2:47 pmPortland

$1,992

United Airlines

Aug 22

PDX5:30 amPortland

41h 20m

2 stops

GUM3:50 pmTamuning Guam Intl

Aug 29

GUM7:05 amTamuning Guam Intl

24h 30m

2 stops

PDX2:35 pmPortland

$2,039

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 9/14

6:20 am-2:35 pm

2 stops39h 15m

Tamuning Guam Intl

Tue 10/6

4:40 pm-7:54 pm

2 stops44h 14m

$1,684

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 10/4

10:51 am-2:40 pm

2 stops34h 49m

Tamuning Guam Intl

Sat 10/17

4:40 pm-3:06 pm

2 stops39h 26m

$1,786

Quickest round-trip

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Wed 10/14

5:30 am-6:05 pm

2 stops19h 35m

Tamuning Guam Intl

Thu 10/22

7:10 am-10:20 am

2 stops20h 10m

$1,819

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Fri 8/21

7:00 am-6:05 pm

2 stops18h 05m

Tamuning Guam Intl

Sun 8/30

7:30 pm-2:47 pm

2 stops36h 17m

$1,992

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sat 8/22

5:30 am-3:50 pm

2 stops41h 20m

Tamuning Guam Intl

Sat 8/29

7:05 am-2:35 pm

2 stops24h 30m

$2,039

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 7/20

5:15 am-3:50 pm

2 stops41h 35m

Tamuning Guam Intl

Thu 8/6

7:05 am-8:54 pm

2 stops30h 49m

$2,128

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 7/20

5:15 am-4:20 am

3 stops30h 05m

Tamuning Guam Intl

Thu 8/6

7:05 am-8:54 pm

2 stops30h 49m

$2,132

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Wed 10/14

5:30 am-6:05 pm

3 stops19h 35m

Tamuning Guam Intl

Thu 10/22

7:10 am-10:20 am

2 stops20h 10m

$2,176

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 8/16

5:30 am-6:05 pm

2 stops19h 35m

Tamuning Guam Intl

Sat 8/22

7:30 pm-8:59 pm

2 stops42h 29m

$2,212

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

$2,223

Flights are sorted by cheapest round-trip flights first.

Sorted 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

What is the cheapest month to fly to Tamuning?

The month of June is, on average, the cheapest month to fly to Tamuning from Portland, with most prices found around $1,759. If you aren’t able to travel during the month of June, then book flights to Tamuning from Portland during May instead. Flights to Tamuning in May, while not as cheap as those in June, still average around $1,768.

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.

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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?
The number of operators available for flights from Portland Airport to Tamuning Guam Intl Airport is 1 as of May 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 $1,817	Free Cancellation	Rating 7.4 9,733 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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Cheap flights from Portland to Tamuning from $1,684

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 Tamuning departing on 9/14. 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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How to get the cheapest flight ticket from Portland to Tamuning

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Fastest flight time

Direct flights

Frequently asked questions about flying 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

Why use momondo?

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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