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

United Airlines is the most popular carrier 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 2025, there are 2 operators 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.

$1,574 Cheap Flights from Oregon to Guam in 2025

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Find the cheapest flights from Oregon to Guam

Round-trip

One-way

Last minute

Cheap round-trip flights

5:30 am - 6:05 pmPDX-GUM

19h 35m2 stops

7:25 am - 6:36 pmGUM-PDX

29h 11m2 stops

$1,867United Airlines

Find Deal

Tue, Oct 21 - Fri, Nov 7

5:30 am - 6:05 pmPDX-GUM

43h 35m3 stops

7:25 am - 10:53 amGUM-PDX

21h 28m2 stops

$1,891United Airlines

Find Deal

Tue, Oct 21 - Fri, Nov 7

5:45 am - 7:05 pmPDX-GUM

19h 20m2 stops

7:05 pm - 12:19 amGUM-PDX

47h 14m3 stops

$1,892United Airlines

Find Deal

Fri, Feb 6 - Sun, Feb 15

12:40 am - 12:10 amPDX-GUM

30h 30m2 stops

4:50 pm - 8:51 pmGUM-PDX

46h 01m2 stops

$1,903Delta

Find Deal

Mon, Oct 20 - Fri, Nov 7

5:10 pm - 12:10 amPDX-GUM

38h 00m2 stops

5:00 pm - 11:52 pmGUM-PDX

47h 52m2 stops

$1,973Delta

Find Deal

Sun, Sep 21 - Tue, Sep 30

7:59 pm - 12:10 amPDX-GUM

35h 11m2 stops

1:55 am - 6:09 pmGUM-PDX

33h 14m2 stops

$1,975Delta

Find Deal

Mon, Oct 6 - Sun, Oct 19

7:59 pm - 12:10 amPDX-GUM

35h 11m2 stops

5:00 pm - 10:40 pmGUM-PDX

46h 40m2 stops

$1,981Delta

Find Deal

Mon, Oct 6 - Mon, Oct 20

3:35 pm - 12:10 amPDX-GUM

39h 35m2 stops

1:55 am - 6:51 pmGUM-PDX

33h 56m2 stops

$2,081Delta

Find Deal

Sun, Sep 21 - Mon, Sep 29

5:30 am - 6:05 pmPDX-GUM

19h 35m2 stops

7:10 am - 6:33 pmGUM-PDX

28h 23m2 stops

$2,127United Airlines

Find Deal

Tue, Sep 30 - Wed, Oct 8

12:55 am - 2:35 pmPDX-GUM

43h 40m2 stops

4:50 pm - 8:30 pmGUM-PDX

45h 40m2 stops

$2,293Delta

Find Deal

Thu, Feb 5 - Sun, Feb 15

United Airlines flights from Oregon to Guam

Our best United Airlines deals on Oregon to Guam flight tickets

United Airlines

Oct 21

PDX5:30 amPortland

19h 35m

2 stops

GUM6:05 pmTamuning Guam Intl

Nov 7

GUM7:25 amTamuning Guam Intl

29h 11m

2 stops

PDX6:36 pmPortland

$1,867

Find similar

United Airlines

Oct 21

PDX5:30 amPortland

43h 35m

3 stops

GUM6:05 pmTamuning Guam Intl

Nov 7

GUM7:25 amTamuning Guam Intl

21h 28m

2 stops

PDX10:53 amPortland

$1,891

Find similar

United Airlines

Feb 6

PDX5:45 amPortland

19h 20m

2 stops

GUM7:05 pmTamuning Guam Intl

Feb 15

GUM7:05 pmTamuning Guam Intl

47h 14m

3 stops

PDX12:19 amPortland

$1,892

Find similar

Delta flights from Oregon to Guam

Our best Delta deals on Oregon to Guam flight tickets

Delta

Oct 20

PDX12:40 amPortland

30h 30m

2 stops

GUM12:10 amTamuning Guam Intl

Nov 7

GUM4:50 pmTamuning Guam Intl

46h 01m

2 stops

PDX8:51 pmPortland

$1,903

Find similar

Delta

Sep 21

PDX5:10 pmPortland

38h 00m

2 stops

GUM12:10 amTamuning Guam Intl

Sep 30

GUM5:00 pmTamuning Guam Intl

47h 52m

2 stops

PDX11:52 pmPortland

$1,973

Find similar

Delta

Oct 6

PDX1:30 pmPortland

41h 40m

2 stops

GUM12:10 amTamuning Guam Intl

Oct 20

GUM5:00 pmTamuning Guam Intl

44h 26m

2 stops

PDX8:26 pmPortland

$1,975

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Tue 10/21

5:30 am-6:05 pm

2 stops19h 35m

Tamuning Guam Intl

Fri 11/7

7:25 am-6:36 pm

2 stops29h 11m

$1,867

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Tue 10/21

5:30 am-6:05 pm

3 stops43h 35m

Tamuning Guam Intl

Fri 11/7

7:25 am-10:53 am

2 stops21h 28m

$1,891

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Fri 2/6

5:45 am-7:05 pm

2 stops19h 20m

Tamuning Guam Intl

Sun 2/15

7:05 pm-12:19 am

3 stops47h 14m

$1,892

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 10/20

12:40 am-12:10 am

2 stops30h 30m

Tamuning Guam Intl

Fri 11/7

4:50 pm-8:51 pm

2 stops46h 01m

$1,903

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 9/21

5:10 pm-12:10 am

2 stops38h 00m

Tamuning Guam Intl

Tue 9/30

5:00 pm-11:52 pm

2 stops47h 52m

$1,973

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 10/6

7:59 pm-12:10 am

2 stops35h 11m

Tamuning Guam Intl

Sun 10/19

1:55 am-6:09 pm

2 stops33h 14m

$1,975

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Mon 10/6

7:59 pm-12:10 am

2 stops35h 11m

Tamuning Guam Intl

Mon 10/20

5:00 pm-10:40 pm

2 stops46h 40m

$1,981

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 9/21

3:35 pm-12:10 am

2 stops39h 35m

Tamuning Guam Intl

Mon 9/29

1:55 am-6:51 pm

2 stops33h 56m

$2,081

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Tue 9/30

5:30 am-6:05 pm

2 stops19h 35m

Tamuning Guam Intl

Wed 10/8

7:10 am-6:33 pm

2 stops28h 23m

$2,127

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Thu 2/5

12:55 am-2:35 pm

2 stops43h 40m

Tamuning Guam Intl

Sun 2/15

4:50 pm-8:30 pm

2 stops45h 40m

$2,293

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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 February, then book flights to Guam from Oregon during May instead. Flights to Guam in May, while not as cheap as those in February, still average around $1,916.

What is the cheapest day to depart on your flight to Guam?

The cheapest day to depart from Oregon to Guam is on a Wednesday when prices can be found for as low as $1,892. Flights from Oregon to Guam on a Thursday will generally be more expensive and average around $2,126. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Flying to Guam from Oregon in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,967 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Guam is in the morning when prices are around $2,041.

Cheap Oregon to Guam flight deals and tips

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

Best Price Found	$1,574
Fastest flight time	19h 20m
Direct flights	None
Airports in Guam	1 airport

The best one-way flight to Guam from Oregon in the past 72 hours is $1,574. The best round-trip flight deal from Oregon to Guam found on momondo in the last 72 hours is $1,867.

The fastest flight from Oregon to Guam takes 19h 20m

There are no direct flights from Oregon to Guam. Popular non-direct route for this connection is Portland Airport - Tamuning Guam Intl Airport.

There is 1 airport near Guam: Tamuning Guam Intl (GUM)

Search flight deals

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 2025, there are 2 operators 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 $1,078	Free Cancellation	Rating 7.4 8,916 reviews		Search United Airlines flights
Delta	PriceFrom $1,512	Free Cancellation	Rating 8.0 7,985 reviews		Search Delta 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

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.

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Popular cities in Guam

Flights to Tamuningfrom $839

Cheap flights from Oregon to Guam from $1,574

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 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Oregon to Guam

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

United Airlines flights from Oregon to Guam

Our best United Airlines deals on Oregon to Guam flight tickets

Delta flights from Oregon to Guam

Our best Delta deals on Oregon to Guam flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Oregon to Guam that are best for you.

See travel insights to Guam from

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

What is the cheapest month to fly to Guam?

If you aren’t able to travel during the month of February, then book flights to Guam from Oregon during May instead. Flights to Guam in May, while not as cheap as those in February, still average around $1,916.

What is the cheapest day to depart on your flight to Guam?

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

Flying to Guam from Oregon in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,967 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Guam is in the morning when prices are around $2,041.

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

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

Cheap Oregon to Guam flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Guam

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

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

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

What documentation or ID do you need to fly 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?

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

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

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

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

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