How long is the flight from State of Washington to Guam?

If you’re flying from a popular airport in State of Washington, such as Seattle or Pasco, and flying into Guam, then you can expect flight times to average 17h 50m and 35h 30m, respectively.

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

Prices for flights from Washington to Guam were last updated today.

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

As of June 2026, there are 2 operators available to choose from for flights from Washington to Guam.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to Guam.

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

The necessary travel and health documents for your Guam trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$569 Cheap Flights from Washington to Guam in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington to Guam

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:06 am - 2:40 pm

PDX

GUM

37h 34m

2 stops

4:40 pm - 9:47 am

GUM

PDX

58h 07m

2 stops

$1,221Multiple Airlines

Sun, Oct 11 - Wed, Oct 21

1:20 pm - 2:35 pm

SEA

GUM

32h 15m

1 stop

4:35 pm - 11:05 am

GUM

SEA

35h 30m

1 stop

$1,265Multiple Airlines

Mon, Aug 24 - Mon, Aug 31

5:41 pm - 2:40 pm

PDX

GUM

51h 59m

2 stops

4:40 pm - 5:00 pm

GUM

PDX

41h 20m

2 stops

$1,290Multiple Airlines

Fri, Oct 2 - Sat, Oct 10

1:20 pm - 2:40 pm

SEA

GUM

32h 20m

1 stop

4:40 pm - 11:05 am

GUM

SEA

35h 25m

1 stop

$1,340Multiple Airlines

Sun, Oct 4 - Sun, Oct 11

1:00 pm - 3:35 pm

SEA

GUM

33h 35m

1 stop

4:50 pm - 11:56 am

GUM

SEA

37h 06m

1 stop

$1,544Delta

Thu, Oct 1 - Tue, Dec 1

7:59 pm - 11:55 pm

SEA

GUM

34h 56m

2 stops

5:20 pm - 1:14 pm

GUM

SEA

36h 54m

1 stop

$1,549Delta

Sun, Oct 4 - Sun, Oct 11

11:59 pm - 11:55 pm

SEA

GUM

30h 56m

2 stops

5:20 pm - 6:30 pm

GUM

SEA

42h 10m

2 stops

$1,553Delta

Sun, Oct 4 - Sun, Oct 11

5:30 am - 6:05 pm

PDX

GUM

19h 35m

2 stops

7:10 am - 10:15 am

GUM

PDX

20h 05m

2 stops

$1,919United Airlines

Tue, Sep 8 - Fri, Sep 25

1:35 pm - 6:05 pm

PSC

GUM

35h 30m

2 stops

5:00 pm - 8:40 pm

GUM

PSC

44h 40m

2 stops

$1,969United Airlines

Sat, Sep 19 - Sat, Sep 26

1:35 pm - 6:05 pm

PSC

GUM

35h 30m

2 stops

5:00 pm - 8:40 pm

GUM

PSC

44h 40m

2 stops

$1,970United Airlines

Sat, Sep 19 - Sat, Sep 26

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United Airlines flights from State of Washington to Guam

Our best United Airlines deals on State of Washington to Guam flight tickets

United Airlines

Oct 4

SEA6:43 pmSeattle/Tacoma Intl

30h 22m

2 stops

GUM6:05 pmTamuning Guam Intl

Oct 11

GUM7:35 pmTamuning Guam Intl

42h 26m

2 stops

SEA9:01 pmSeattle/Tacoma Intl

$1,844

United Airlines

Oct 4

SEA6:43 pmSeattle/Tacoma Intl

30h 22m

2 stops

GUM6:05 pmTamuning Guam Intl

Oct 11

GUM5:00 pmTamuning Guam Intl

45h 15m

3 stops

SEA9:15 pmSeattle/Tacoma Intl

$1,853

United Airlines

Sep 8

PDX5:30 amPortland

19h 35m

2 stops

GUM6:05 pmTamuning Guam Intl

Sep 25

GUM7:10 amTamuning Guam Intl

20h 05m

2 stops

PDX10:15 amPortland

$1,919

Delta flights from State of Washington to Guam

Our best Delta deals on State of Washington to Guam flight tickets

Delta

Oct 1

SEA1:00 pmSeattle/Tacoma Intl

33h 35m

1 stop

GUM3:35 pmTamuning Guam Intl

Dec 1

GUM4:50 pmTamuning Guam Intl

37h 06m

1 stop

SEA11:56 amSeattle/Tacoma Intl

$1,544

Delta

Oct 4

SEA7:59 pmSeattle/Tacoma Intl

34h 56m

2 stops

GUM11:55 pmTamuning Guam Intl

Oct 11

GUM5:20 pmTamuning Guam Intl

36h 54m

1 stop

SEA1:14 pmSeattle/Tacoma Intl

$1,549

Delta

Oct 4

SEA11:59 pmSeattle/Tacoma Intl

30h 56m

2 stops

GUM11:55 pmTamuning Guam Intl

Oct 11

GUM5:20 pmTamuning Guam Intl

42h 10m

2 stops

SEA6:30 pmSeattle/Tacoma Intl

$1,553

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Sun 10/11

8:06 am-2:40 pm

2 stops37h 34m

Tamuning Guam Intl

Wed 10/21

4:40 pm-9:47 am

2 stops58h 07m

$1,221

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 8/24

1:20 pm-2:35 pm

1 stop32h 15m

Tamuning Guam Intl

Mon 8/31

4:35 pm-11:05 am

1 stop35h 30m

$1,265

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Fri 10/2

5:41 pm-2:40 pm

2 stops51h 59m

Tamuning Guam Intl

Sat 10/10

4:40 pm-5:00 pm

2 stops41h 20m

$1,290

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sun 10/4

1:20 pm-2:40 pm

1 stop32h 20m

Tamuning Guam Intl

Sun 10/11

4:40 pm-11:05 am

1 stop35h 25m

$1,340

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Thu 10/1

1:00 pm-3:35 pm

1 stop33h 35m

Tamuning Guam Intl

Tue 12/1

4:50 pm-11:56 am

1 stop37h 06m

$1,544

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sun 10/4

7:59 pm-11:55 pm

2 stops34h 56m

Tamuning Guam Intl

Sun 10/11

5:20 pm-1:14 pm

1 stop36h 54m

$1,549

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sun 10/4

11:59 pm-11:55 pm

2 stops30h 56m

Tamuning Guam Intl

Sun 10/11

5:20 pm-6:30 pm

2 stops42h 10m

$1,553

Quickest round-trip

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Tue 9/8

5:30 am-6:05 pm

2 stops19h 35m

Tamuning Guam Intl

Fri 9/25

7:10 am-10:15 am

2 stops20h 05m

$1,919

PascoTamuning

PSC - GUM

PSCGUM

Pasco Tri Cities

Sat 9/19

1:35 pm-6:05 pm

2 stops35h 30m

Tamuning Guam Intl

Sat 9/26

5:00 pm-8:40 pm

2 stops44h 40m

$1,969

PascoTamuning

PSC - GUM

PSCGUM

Pasco Tri Cities

Sat 9/19

1:35 pm-6:05 pm

2 stops35h 30m

Tamuning Guam Intl

Sat 9/26

5:00 pm-8:40 pm

2 stops44h 40m

$1,970

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 State of Washington 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

Other information

What is the cheapest month to fly to Guam?

If you aren’t able to travel during the month of June, then book flights to Guam from State of Washington during August instead. Flights to Guam in August, while not as cheap as those in June, still average around $354.

Can stopping save me money on State of Washington to Guam flights?

You could potentially save up to 11% on your flight if you consider stops on a State of Washington to Guam flight.

Cheap State of Washington to Guam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Guam

Fastest flight time	17h 50m
Direct flights	None

The fastest flight from State of Washington to Guam takes 17h 50m

There are no direct flights from State of Washington to Guam. There are no popular flight routes from State of Washington to Guam.

Search flight deals

Frequently asked questions about flying from Washington to Guam

When did momondo last update prices for flights from Washington to Guam?
Prices for flights from Washington to Guam were last updated today.
How many operators does momondo search for flights from Washington to Guam?
As of June 2026, there are 2 operators available to choose from for flights from Washington to Guam.
How old do you have to be to fly from Washington to Guam?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to Guam.
What documentation or ID do you need to fly to Guam?
The necessary travel and health documents for your Guam trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Guam

Compare and see reviews for airlines that fly from State of Washington to Guam with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $381	Free Cancellation	Rating 7.4 9,893 reviews		Search United Airlines flights
Delta	PriceFrom $1,544	Free Cancellation	Rating 7.8 8,453 reviews		Search Delta flights

Why use momondo?

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

Finding the right flight to Guam from Washington is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Guam quick and easy, saving you time and money.

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

Yes. All flights to Guam from Washington on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Washington and Guam by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

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Flights to Tamuningfrom $806

Cheap flights from Washington to Guam from $569

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Guam departing on 10/12. 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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United Airlines flights from State of Washington to Guam

Our best United Airlines deals on State of Washington to Guam flight tickets

Delta flights from State of Washington to Guam

Our best Delta deals on State of Washington to Guam flight tickets

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How to get the cheapest flight ticket from State of Washington to Guam

What is the cheapest month to fly to Guam?

Can stopping save me money on State of Washington to Guam flights?

How long is the flight from State of Washington to Guam?

Cheap State of Washington to Guam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Guam

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington to Guam

Best airlines flying from State of Washington to Guam

Compare and see reviews for airlines that fly from State of Washington 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

State of Washington flight routes

According to popular flight searches on momondo this year

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According to popular flight searches on momondo this year

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

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According to popular flight searches on momondo this year