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

Alaska Airlines and United Airlines are the most popular carriers operating from Oregon to Guam

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

Prices for flights from Oregon to Guam are updated daily.

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

As of August 2026, there is 1 operator available to choose from for flights from Oregon to Guam.

How old do you have to be to fly from Oregon to Guam?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Guam.

What documentation or ID do you need to fly to Guam?

The travel and health documents required for your trip to Guam 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 Guam. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$566 Cheap Flights from Oregon to Guam in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oregon to Guam

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:07 am - 2:35 pmPDX Portland-GUM Tamuning Guam Intl

40h 28m2 stops Seattle/Tacoma Intl Tokyo Narita

5:20 pm - 7:50 pmGUM Tamuning Guam Intl-PDX Portland

43h 30m2 stops Incheon Intl Seattle/Tacoma Intl

$1,128Multiple Airlines

Wed, Sep 2 - Tue, Sep 8

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

38h 26m2 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

$1,353Multiple Airlines

Tue, Sep 22 - Thu, Oct 8

6:05 am - 2:35 pmPDX Portland-GUM Tamuning Guam Intl

38h 30m2 stops Seattle/Tacoma Intl Tokyo Narita

4:35 pm - 3:24 pmGUM Tamuning Guam Intl-PDX Portland

40h 49m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,400Alaska Airlines

Mon, Nov 9 - Mon, Nov 23

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

38h 26m2 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

$1,450Multiple Airlines

Tue, Sep 22 - Thu, Oct 8

9:30 pm - 2:35 pmPDX Portland-GUM Tamuning Guam Intl

47h 05m2 stops Seattle/Tacoma Intl Tokyo Narita

4:35 pm - 2:55 pmGUM Tamuning Guam Intl-PDX Portland

40h 20m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,670Alaska Airlines

Tue, Nov 24 - Tue, Dec 8

5:41 pm - 2:35 pmPDX Portland-GUM Tamuning Guam Intl

51h 54m2 stops Seattle/Tacoma Intl Tokyo Narita

4:35 pm - 6:38 pmGUM Tamuning Guam Intl-PDX Portland

43h 03m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,719Multiple Airlines

Tue, Sep 8 - Fri, Sep 25

7:10 am - 2:35 pmPDX Portland-GUM Tamuning Guam Intl

37h 25m2 stops Seattle/Tacoma Intl Tokyo Narita

4:35 pm - 12:22 pmGUM Tamuning Guam Intl-PDX Portland

37h 47m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,724Alaska Airlines

Tue, Dec 15 - Tue, Jan 26

5:00 am - 2:35 pmPDX Portland-GUM Tamuning Guam Intl

39h 35m2 stops Seattle/Tacoma Intl Tokyo Narita

4:35 pm - 9:13 pmGUM Tamuning Guam Intl-PDX Portland

46h 38m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,724Alaska Airlines

Tue, Dec 15 - Mon, Feb 1

7:49 pm - 7:00 pmPDX Portland-GUM Tamuning Guam Intl

29h 11m2 stops San Francisco Honolulu

7:45 am - 6:31 pmGUM Tamuning Guam Intl-PDX Portland

28h 46m2 stops Honolulu San Francisco

$1,869United Airlines

Wed, Dec 16 - Thu, Jan 28

7:49 pm - 7:00 pmPDX Portland-GUM Tamuning Guam Intl

29h 11m2 stops San Francisco Honolulu

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

22h 40m2 stops Honolulu San Francisco

$1,869United Airlines

Wed, Dec 16 - Mon, Jan 18

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Delta flights from Oregon to Guam

Our best Delta deals on Oregon to Guam flight tickets

Delta

Oct 18

BOI8:49 amBoise Air Term. Gowen Fld

38h 46m

2 stops

GUM3:35 pmTamuning Guam Intl

Oct 24

GUM5:20 pmTamuning Guam Intl

39h 54m

2 stops

BOI5:14 pmBoise Air Term. Gowen Fld

$1,954

Delta

Dec 22

PDX7:40 pmPortland

35h 20m

2 stops

GUM1:00 amTamuning Guam Intl

Jan 18

GUM4:50 pmTamuning Guam Intl

41h 37m

2 stops

PDX4:27 pmPortland

$1,976

Delta

Dec 22

PDX7:40 pmPortland

48h 55m

2 stops

GUM2:35 pmTamuning Guam Intl

Jan 13

GUM2:40 amTamuning Guam Intl

36h 10m

2 stops

PDX8:50 pmPortland

$2,026

United Airlines flights from Oregon to Guam

Our best United Airlines deals on Oregon to Guam flight tickets

United Airlines

Dec 16

PDX7:49 pmPortland

29h 11m

2 stops

GUM7:00 pmTamuning Guam Intl

Jan 18

GUM7:45 amTamuning Guam Intl

22h 40m

2 stops

PDX12:25 pmPortland

$1,869

United Airlines

Dec 16

PDX7:49 pmPortland

29h 11m

2 stops

GUM7:00 pmTamuning Guam Intl

Jan 17

GUM7:55 pmTamuning Guam Intl

42h 38m

2 stops

PDX8:33 pmPortland

$1,894

United Airlines

Dec 12

PDX1:39 pmPortland

59h 21m

2 stops

GUM7:00 pmTamuning Guam Intl

Dec 28

GUM7:45 amTamuning Guam Intl

28h 40m

2 stops

PDX6:25 pmPortland

$1,896

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Wed 9/2

5:07 am-2:35 pm

2 stops40h 28m

Tamuning Guam Intl

Tue 9/8

5:20 pm-7:50 pm

2 stops43h 30m

$1,128

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Tue 9/22

7:09 am-2:35 pm

2 stops38h 26m

Tamuning Guam Intl

Thu 10/8

4:40 pm-9:56 pm

2 stops46h 16m

$1,353

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Mon 11/9

6:05 am-2:35 pm

2 stops38h 30m

Tamuning Guam Intl

Mon 11/23

4:35 pm-3:24 pm

2 stops40h 49m

$1,400

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Tue 9/22

7:09 am-2:35 pm

2 stops38h 26m

Tamuning Guam Intl

Thu 10/8

4:40 pm-9:56 pm

2 stops46h 16m

$1,450

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Tue 11/24

9:30 pm-2:35 pm

2 stops47h 05m

Tamuning Guam Intl

Tue 12/8

4:35 pm-2:55 pm

2 stops40h 20m

$1,670

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Tue 9/8

5:41 pm-2:35 pm

2 stops51h 54m

Tamuning Guam Intl

Fri 9/25

4:35 pm-6:38 pm

2 stops43h 03m

$1,719

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Tue 12/15

7:10 am-2:35 pm

2 stops37h 25m

Tamuning Guam Intl

Tue 1/26

4:35 pm-12:22 pm

2 stops37h 47m

$1,724

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Tue 12/15

5:00 am-2:35 pm

2 stops39h 35m

Tamuning Guam Intl

Mon 2/1

4:35 pm-9:13 pm

2 stops46h 38m

$1,724

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Wed 12/16

7:49 pm-7:00 pm

2 stops29h 11m

Tamuning Guam Intl

Thu 1/28

7:45 am-6:31 pm

2 stops28h 46m

$1,869

Quickest round-trip

PortlandTamuning

PDX Portland - GUM Tamuning Guam Intl

PDXGUM

Portland

Wed 12/16

7:49 pm-7:00 pm

2 stops29h 11m

Tamuning Guam Intl

Mon 1/18

7:45 am-12:25 pm

2 stops22h 40m

$1,869

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oregon to Guam

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 Guam?

If you aren’t able to travel during the month of May, then book flights to Guam from Oregon during June instead. Flights to Guam in June, while not as cheap as those in May, still average around $1,917.

Cheap Oregon to Guam flight deals and tips

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

Fastest flight time	19h 24m
Direct flights	None

The fastest flight from Oregon to Guam takes 19h 24m

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

Search flight deals

Frequently asked questions about flying from Oregon to Guam

When did momondo last update prices for flights from Oregon to Guam?
Prices for flights from Oregon to Guam are updated daily.
How many operators does momondo search for flights from Oregon to Guam?
As of August 2026, there is 1 operator available to choose from for flights from Oregon to Guam.
How old do you have to be to fly from Oregon to Guam?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Guam.
What documentation or ID do you need to fly to Guam?
The travel and health documents required for your trip to Guam 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 Guam. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Oregon to Guam

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $1,817	Free Cancellation	Rating 7.4 10,073 reviews		Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Oregon to Guam. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Oregon to Guam on momondo can be filtered to show those which offer flexible booking policies.

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

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

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

If you are simply researching potential flights to Guam, momondo offers a useful price alert feature which will track prices for flights to Guam from Oregon and alert you when they change.

An easier way to manage your Guam trip

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Flights to Tamuningfrom $1,103

Cheap flights from Oregon to Guam from $566

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Guam departing on 9/8. 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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Delta flights from Oregon to Guam

Our best Delta deals on Oregon to Guam flight tickets

United Airlines flights from Oregon to Guam

Our best United Airlines deals on Oregon to Guam flight tickets

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How to get the cheapest flight ticket from Oregon to Guam

What is the cheapest month to fly to Guam?

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

Cheap Oregon to Guam flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Oregon to Guam

Best airlines flying from Oregon to Guam

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

Why use momondo?

An easier way to manage your Guam 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

Popular cities in Guam

Popular flights according to clicks in the last 7 days on momondo

Oregon flight routes

According to popular flight searches on momondo this year

Guam flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Guam

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

Cabin classes currently available on flights to Guam

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

Complete your trip to Guam

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According to popular flight searches on momondo this year