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

Alaska 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 September 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.

$593 Cheap Flights from Portland to Tamuning in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Tamuning

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:09 am - 2:40 pmPDX Portland-GUM Tamuning Guam Intl

38h 31m2 stops Seattle/Tacoma Intl Tokyo Narita

4:45 pm - 8:28 amGUM Tamuning Guam Intl-PDX Portland

56h 43m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,221Alaska Airlines

Wed, Oct 21 - Wed, Oct 28

9:59 pm - 2:45 pmPDX Portland-GUM Tamuning Guam Intl

46h 46m2 stops Seattle/Tacoma Intl Tokyo Narita

4:45 pm - 9:13 pmGUM Tamuning Guam Intl-PDX Portland

45h 28m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,432Alaska Airlines

Mon, Mar 1 - Mon, Mar 15

3:40 pm - 2:45 pmPDX Portland-GUM Tamuning Guam Intl

53h 05m2 stops Seattle/Tacoma Intl Tokyo Narita

4:45 pm - 12:22 pmGUM Tamuning Guam Intl-PDX Portland

37h 37m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,482Alaska Airlines

Mon, Mar 1 - Wed, Mar 10

6:07 am - 2:45 pmPDX Portland-GUM Tamuning Guam Intl

38h 38m2 stops Seattle/Tacoma Intl Tokyo Narita

4:45 pm - 9:13 pmGUM Tamuning Guam Intl-PDX Portland

45h 28m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,528Alaska Airlines

Mon, Mar 1 - Mon, Mar 15

9:40 am - 2:45 pmPDX Portland-GUM Tamuning Guam Intl

35h 05m2 stops Seattle/Tacoma Intl Tokyo Narita

4:45 pm - 1:50 pmGUM Tamuning Guam Intl-PDX Portland

38h 05m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,786Alaska Airlines

Mon, Mar 1 - Mon, Mar 15

10:30 am - 1:00 amPDX Portland-GUM Tamuning Guam Intl

20h 30m2 stops Seattle/Tacoma Intl Incheon Intl

4:45 pm - 1:29 pmGUM Tamuning Guam Intl-PDX Portland

38h 44m2 stops Tokyo Narita Seattle/Tacoma Intl

$2,123Multiple Airlines

Fri, Dec 11 - Sat, Jan 9

5:30 am - 7:00 pmPDX Portland-GUM Tamuning Guam Intl

19h 30m2 stops San Francisco Honolulu

7:45 am - 10:43 pmGUM Tamuning Guam Intl-PDX Portland

32h 58m2 stops Osaka Kansai Intl San Francisco

$2,159United Airlines

Fri, Dec 11 - Sat, Jan 9

5:35 am - 7:00 pmPDX Portland-GUM Tamuning Guam Intl

19h 25m3 stops San Francisco Kahului Honolulu

7:45 am - 12:25 pmGUM Tamuning Guam Intl-PDX Portland

22h 40m2 stops Honolulu San Francisco

$2,189United Airlines

Mon, Mar 1 - Wed, Mar 10

5:35 am - 7:00 pmPDX Portland-GUM Tamuning Guam Intl

19h 25m3 stops San Francisco Kahului Honolulu

12:25 pm - 2:27 pmGUM Tamuning Guam Intl-PDX Portland

20h 02m2 stops Tokyo Narita San Francisco

$2,215United Airlines

Mon, Mar 1 - Wed, Mar 10

6:40 am - 3:05 pmPDX Portland-GUM Tamuning Guam Intl

38h 25m2 stops Seattle/Tacoma Intl Incheon Intl

2:40 am - 11:52 pmGUM Tamuning Guam Intl-PDX Portland

39h 12m2 stops Incheon Intl Seattle/Tacoma Intl

$2,216Delta

Mon, Mar 1 - Tue, Mar 9

Cheap last minute flights

Enter your travel dates to find the best prices.

6:20 am - 2:35 pmPDX Portland-GUM Tamuning Guam Intl

39h 15m2 stops Seattle/Tacoma Intl Tokyo Narita

4:40 pm - 2:30 pmGUM Tamuning Guam Intl-PDX Portland

38h 50m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,284Multiple Airlines

Sun, Sep 27 - Thu, Oct 1

7:09 am - 2:35 pmPDX Portland-GUM Tamuning Guam Intl

38h 26m2 stops Seattle/Tacoma Intl Tokyo Narita

4:40 pm - 7:50 pmGUM Tamuning Guam Intl-PDX Portland

44h 10m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,285Multiple Airlines

Sun, Sep 27 - Thu, Oct 1

7:09 am - 2:35 pmPDX Portland-GUM Tamuning Guam Intl

38h 26m2 stops Seattle/Tacoma Intl Tokyo Narita

4:40 pm - 7:50 pmGUM Tamuning Guam Intl-PDX Portland

44h 10m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,286Multiple Airlines

Sun, Sep 27 - Thu, Oct 1

9:32 pm - 2:35 pmPDX Portland-GUM Tamuning Guam Intl

48h 03m2 stops Seattle/Tacoma Intl Tokyo Narita

4:40 pm - 7:50 pmGUM Tamuning Guam Intl-PDX Portland

44h 10m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,291Multiple Airlines

Sun, Sep 27 - Thu, Oct 1

6:20 am - 2:35 pmPDX Portland-GUM Tamuning Guam Intl

39h 15m2 stops Seattle/Tacoma Intl Tokyo Narita

4:40 pm - 11:02 pmGUM Tamuning Guam Intl-PDX Portland

47h 22m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,432Multiple Airlines

Fri, Sep 25 - Fri, Oct 9

3:00 pm - 2:35 pmPDX Portland-GUM Tamuning Guam Intl

54h 35m2 stops Seattle/Tacoma Intl Tokyo Narita

4:40 pm - 7:54 pmGUM Tamuning Guam Intl-PDX Portland

44h 14m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,739Multiple Airlines

Sun, Sep 27 - Sat, Oct 17

5:07 am - 2:40 pmPDX Portland-GUM Tamuning Guam Intl

40h 33m2 stops Seattle/Tacoma Intl Tokyo Narita

4:40 pm - 8:28 amGUM Tamuning Guam Intl-PDX Portland

56h 48m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,819Multiple Airlines

Tue, Sep 29 - Tue, Oct 6

6:20 am - 2:40 pmPDX Portland-GUM Tamuning Guam Intl

39h 20m2 stops Seattle/Tacoma Intl Tokyo Narita

4:40 pm - 9:56 pmGUM Tamuning Guam Intl-PDX Portland

46h 16m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,994Multiple Airlines

Tue, Sep 29 - Tue, Oct 6

7:00 am - 9:20 pmPDX Portland-GUM Tamuning Guam Intl

21h 20m2 stops San Francisco Tokyo Narita

7:10 am - 10:10 amGUM Tamuning Guam Intl-PDX Portland

20h 00m3 stops Honolulu Kona Intl San Francisco

$3,143United Airlines

Sun, Sep 27 - Thu, Oct 1

5:30 am - 6:05 pmPDX Portland-GUM Tamuning Guam Intl

19h 35m2 stops San Francisco Honolulu

7:10 am - 10:10 amGUM Tamuning Guam Intl-PDX Portland

20h 00m3 stops Honolulu Kona Intl San Francisco

$3,151United Airlines

Fri, Sep 25 - Fri, Oct 9

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Delta flights from Portland to Tamuning

Our best Delta deals on Portland to Tamuning flight tickets

Delta

Mar 1

PDX6:40 amPortland

38h 25m

2 stops

GUM3:05 pmTamuning Guam Intl

Mar 9

GUM2:40 amTamuning Guam Intl

39h 12m

2 stops

PDX11:52 pmPortland

$2,216

Delta

Oct 1

PDX6:00 amPortland

24h 55m

2 stops

GUM11:55 pmTamuning Guam Intl

Oct 14

GUM5:20 pmTamuning Guam Intl

47h 24m

2 stops

PDX11:44 pmPortland

$2,716

Delta

Oct 2

PDX9:51 amPortland

21h 04m

2 stops

GUM11:55 pmTamuning Guam Intl

Oct 14

GUM2:00 amTamuning Guam Intl

47h 46m

2 stops

PDX8:46 amPortland

$2,833

Alaska Airlines flights from Portland to Tamuning

Our best Alaska Airlines deals on Portland to Tamuning flight tickets

Alaska Airlines

Oct 21

PDX7:09 amPortland

38h 31m

2 stops

GUM2:40 pmTamuning Guam Intl

Oct 28

GUM4:45 pmTamuning Guam Intl

56h 43m

2 stops

PDX8:28 amPortland

$1,221

Alaska Airlines

Mar 1

PDX9:59 pmPortland

46h 46m

2 stops

GUM2:45 pmTamuning Guam Intl

Mar 15

GUM4:45 pmTamuning Guam Intl

45h 28m

2 stops

PDX9:13 pmPortland

$1,432

Alaska Airlines

Mar 1

PDX3:40 pmPortland

53h 05m

2 stops

GUM2:45 pmTamuning Guam Intl

Mar 10

GUM4:45 pmTamuning Guam Intl

37h 37m

2 stops

PDX12:22 pmPortland

$1,482

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Wed 10/21

7:09 am-2:40 pm

2 stops38h 31m

Tamuning Guam Intl

Wed 10/28

4:45 pm-8:28 am

2 stops56h 43m

$1,221

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Mon 3/1

9:59 pm-2:45 pm

2 stops46h 46m

Tamuning Guam Intl

Mon 3/15

4:45 pm-9:13 pm

2 stops45h 28m

$1,432

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Mon 3/1

3:40 pm-2:45 pm

2 stops53h 05m

Tamuning Guam Intl

Wed 3/10

4:45 pm-12:22 pm

2 stops37h 37m

$1,482

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Mon 3/1

6:07 am-2:45 pm

2 stops38h 38m

Tamuning Guam Intl

Mon 3/15

4:45 pm-9:13 pm

2 stops45h 28m

$1,528

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Mon 3/1

9:40 am-2:45 pm

2 stops35h 05m

Tamuning Guam Intl

Mon 3/15

4:45 pm-1:50 pm

2 stops38h 05m

$1,786

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Fri 12/11

10:30 am-1:00 am

2 stops20h 30m

Tamuning Guam Intl

Sat 1/9

4:45 pm-1:29 pm

2 stops38h 44m

$2,123

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Fri 12/11

5:30 am-7:00 pm

2 stops19h 30m

Tamuning Guam Intl

Sat 1/9

7:45 am-10:43 pm

2 stops32h 58m

$2,159

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Mon 3/1

5:35 am-7:00 pm

3 stops19h 25m

Tamuning Guam Intl

Wed 3/10

7:45 am-12:25 pm

2 stops22h 40m

$2,189

Quickest round-trip

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Mon 3/1

5:35 am-7:00 pm

3 stops19h 25m

Tamuning Guam Intl

Wed 3/10

12:25 pm-2:27 pm

2 stops20h 02m

$2,215

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Mon 3/1

6:40 am-3:05 pm

2 stops38h 25m

Tamuning Guam Intl

Tue 3/9

2:40 am-11:52 pm

2 stops39h 12m

$2,216

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 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 August 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 August, then book flights to Tamuning from Portland during May instead. Flights to Tamuning in May, while not as cheap as those in August, still average around $0.

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

Best Price Found	$593
Fastest flight time	19h 25m
Direct flights	None

The best one-way flight to Tamuning from Portland in the past 72 hours is $593. The best round-trip flight deal from Portland to Tamuning found on momondo in the last 72 hours is $1,221.

The fastest flight from Portland to Tamuning takes 19h 25m

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 19h 25m.
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 September 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 10,233 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 $593

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 10/24. 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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Delta flights from Portland to Tamuning

Our best Delta deals on Portland to Tamuning flight tickets

Alaska Airlines flights from Portland to Tamuning

Our best Alaska Airlines deals on Portland to Tamuning flight tickets

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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

Best Price Found

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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