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

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

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

Prices for flights from Guam to Portland Airport are updated daily.

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

As of December 2025, there is 1 operator available to choose from for flights from Guam to Portland Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Guam to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$1,436 Cheap Flights from Guam to Portland in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Guam to Portland

Round-trip

One-way

Recent round-trip flight deals from Guam to Portland

Enter your travel dates to find the best prices.

GUM

PDX

5676 mimulti-stop

PDX

GUM

5676 mimulti-stop

Multiple Airlines

Fly from

Fly to

Route

Depart

Return

Price

TamuningPortland

GUM - PDX

GUMPDX

Tamuning Guam Intl

Tue 1/6

4:35 pm-8:34 pm

3 stops45h 59m

$3,714

TamuningPortland

GUM - PDX

GUMPDX

Tamuning Guam Intl

Tue 1/6

7:40 am-12:42 pm

2 stops23h 02m

$4,129

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Guam to Portland

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 day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Monday when prices can be found for as low as $1,493. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Saturday, with ticket prices averaging around $1,725.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the evening when flights can be purchased for as low as $1,587. In the morning is when there is more demand to fly to Portland, so prices are often more expensive at around $1,630 per ticket.

Cheap Guam to Portland flight deals and tips

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

Fastest flight time	25h 41m
Direct flights	None

The fastest flight from Guam to Portland takes 25h 41m

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

Search flight deals

When did momondo last update prices for flights from Guam to Portland Airport?
Prices for flights from Guam to Portland Airport are updated daily.
How many operators does momondo search for flights from Guam to Portland Airport?
As of December 2025, there is 1 operator available to choose from for flights from Guam to Portland Airport.
How old do you have to be to fly from Guam to Portland Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Guam to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Guam to Portland

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $1,383	Free Cancellation	Rating 7.4 9,102 reviews		Search United Airlines flights

Lincoln City

Seaside

Cannon Beach

Vancouver

Salem

Astoria

Long Beach

Depoe Bay

Rockaway Beach

Beaverton

Hillsboro

Hood River

McMinnville

Gresham

Tigard

Longview

Pacific City

The Dalles

Manzanita

Clackamas

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Guam to Portland. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Guam to Portland flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Guam to Portland.

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

Of course. momondo tracks the price of Guam to Portland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.