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

Delta and United Airlines are the most popular carriers operating from Guam to Washington

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

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

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

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

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

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 Guam to Washington.

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

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

$551 Cheap Flights from Guam to Washington in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Guam to Washington

Round-trip

One-way

Recent round-trip flight deals from Guam to Washington

Enter your travel dates to find the best prices.

2:00 am - 1:40 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

28h 40m1 stop Incheon Intl

1:35 pm - 3:35 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

33h 00m1 stop Incheon Intl

$1,098Multiple Airlines

Thu, Sep 17 - Fri, Sep 25

4:35 pm - 11:05 amGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

35h 30m1 stop Tokyo Narita

12:40 pm - 1:00 amSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

18h 20m1 stop Incheon Intl

$1,146Multiple Airlines

Sat, Sep 5 - Sun, Jan 10

4:35 pm - 10:01 pmGUM Tamuning Guam Intl-PDX Portland

46h 26m2 stops Tokyo Narita Seattle/Tacoma Intl

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

38h 26m2 stops Seattle/Tacoma Intl Tokyo Narita

$1,158Multiple Airlines

Tue, Sep 1 - Tue, Sep 8

4:35 pm - 10:58 pmGUM Tamuning Guam Intl-PDX Portland

47h 23m2 stops Tokyo Narita Seattle/Tacoma Intl

8:14 am - 2:35 pmPDX Portland-GUM Tamuning Guam Intl

37h 21m2 stops Seattle/Tacoma Intl Tokyo Narita

$1,158Multiple Airlines

Tue, Sep 1 - Tue, Sep 8

2:00 am - 8:18 amGUM Tamuning Guam Intl-PDX Portland

47h 18m2 stops Incheon Intl Seattle/Tacoma Intl

9:20 am - 2:35 pmPDX Portland-GUM Tamuning Guam Intl

36h 15m2 stops Seattle/Tacoma Intl Tokyo Narita

$1,195Multiple Airlines

Sun, Sep 6 - Tue, Sep 22

4:35 pm - 11:05 amGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

35h 30m1 stop Tokyo Narita

1:35 pm - 3:35 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

33h 00m1 stop Incheon Intl

$1,196Multiple Airlines

Sun, Sep 13 - Sun, Sep 20

5:20 pm - 1:40 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

37h 20m1 stop Incheon Intl

1:20 pm - 2:40 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

32h 20m1 stop Tokyo Narita

$1,221Multiple Airlines

Thu, Sep 17 - Tue, Sep 29

5:20 pm - 1:40 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

37h 20m1 stop Incheon Intl

1:35 pm - 3:35 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

33h 00m1 stop Incheon Intl

$1,223Multiple Airlines

Thu, Oct 1 - Thu, Oct 8

7:15 am - 1:15 amGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

35h 00m2 stops Osaka Kansai Intl San Francisco

7:11 am - 6:05 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

17h 54m2 stops San Francisco Honolulu

$1,378United Airlines

Thu, Oct 1 - Thu, Oct 8

7:15 am - 12:20 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

46h 05m2 stops Osaka Kansai Intl San Francisco

6:30 am - 6:05 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

42h 35m2 stops Los Angeles Honolulu

$1,378United Airlines

Thu, Sep 17 - Tue, Sep 29

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United Airlines flights from Guam to State of Washington

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

United Airlines

Sep 16

GUM7:15 amTamuning Guam Intl

25h 59m

2 stops

SEA4:14 pmSeattle/Tacoma Intl

Oct 22

SEA7:11 amSeattle/Tacoma Intl

17h 54m

2 stops

GUM6:05 pmTamuning Guam Intl

$1,378

United Airlines

Oct 29

GUM7:45 amTamuning Guam Intl

32h 33m

3 stops

SEA11:18 pmSeattle/Tacoma Intl

Nov 11

SEA6:30 amSeattle/Tacoma Intl

28h 10m

2 stops

GUM4:40 amTamuning Guam Intl

$1,383

United Airlines

Sep 18

GUM7:15 amTamuning Guam Intl

25h 59m

2 stops

SEA4:14 pmSeattle/Tacoma Intl

Sep 25

SEA7:11 amSeattle/Tacoma Intl

17h 54m

2 stops

GUM6:05 pmTamuning Guam Intl

$1,478

Delta flights from Guam to State of Washington

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

Delta

Sep 16

GUM5:20 pmTamuning Guam Intl

37h 17m

1 stop

SEA1:37 pmSeattle/Tacoma Intl

Oct 22

SEA1:00 pmSeattle/Tacoma Intl

17h 55m

1 stop

GUM11:55 pmTamuning Guam Intl

$1,384

Delta

Sep 15

GUM2:00 amTamuning Guam Intl

28h 37m

1 stop

SEA1:37 pmSeattle/Tacoma Intl

Oct 22

SEA6:00 amSeattle/Tacoma Intl

24h 55m

2 stops

GUM11:55 pmTamuning Guam Intl

$1,389

Delta

Sep 13

GUM5:20 pmTamuning Guam Intl

37h 17m

1 stop

SEA1:37 pmSeattle/Tacoma Intl

Sep 20

SEA7:59 pmSeattle/Tacoma Intl

34h 56m

2 stops

GUM11:55 pmTamuning Guam Intl

$1,489

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Thu 9/17

2:00 am-1:40 pm

1 stop28h 40m

Seattle/Tacoma Intl

Fri 9/25

1:35 pm-3:35 pm

1 stop33h 00m

$1,098

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Sat 9/5

4:35 pm-11:05 am

1 stop35h 30m

Seattle/Tacoma Intl

Sun 1/10

12:40 pm-1:00 am

1 stop18h 20m

$1,146

TamuningPortland

GUM Tamuning Guam Intl - PDX Portland

GUMPDX

Tamuning Guam Intl

Tue 9/1

4:35 pm-10:01 pm

2 stops46h 26m

Portland

Tue 9/8

7:09 am-2:35 pm

2 stops38h 26m

$1,158

TamuningPortland

GUM Tamuning Guam Intl - PDX Portland

GUMPDX

Tamuning Guam Intl

Tue 9/1

4:35 pm-10:58 pm

2 stops47h 23m

Portland

Tue 9/8

8:14 am-2:35 pm

2 stops37h 21m

$1,158

TamuningPortland

GUM Tamuning Guam Intl - PDX Portland

GUMPDX

Tamuning Guam Intl

Sun 9/6

2:00 am-8:18 am

2 stops47h 18m

Portland

Tue 9/22

9:20 am-2:35 pm

2 stops36h 15m

$1,195

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Sun 9/13

4:35 pm-11:05 am

1 stop35h 30m

Seattle/Tacoma Intl

Sun 9/20

1:35 pm-3:35 pm

1 stop33h 00m

$1,196

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Thu 9/17

5:20 pm-1:40 pm

1 stop37h 20m

Seattle/Tacoma Intl

Tue 9/29

1:20 pm-2:40 pm

1 stop32h 20m

$1,221

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Thu 10/1

5:20 pm-1:40 pm

1 stop37h 20m

Seattle/Tacoma Intl

Thu 10/8

1:35 pm-3:35 pm

1 stop33h 00m

$1,223

Quickest round-trip

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Thu 10/1

7:15 am-1:15 am

2 stops35h 00m

Seattle/Tacoma Intl

Thu 10/8

7:11 am-6:05 pm

2 stops17h 54m

$1,378

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Thu 9/17

7:15 am-12:20 pm

2 stops46h 05m

Seattle/Tacoma Intl

Tue 9/29

6:30 am-6:05 pm

2 stops42h 35m

$1,378

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 Guam to State of Washington

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 State of Washington?

The month of January is, on average, the cheapest month to fly to State of Washington from Guam, with most prices found around $1,383. If you aren’t able to travel to State of Washington during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,392.

Cheap Guam to State of Washington flight deals and tips

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

Best Price Found	$551
Fastest flight time	34h 40m
Direct flights	None

The best one-way flight to State of Washington from Guam in the past 72 hours is $551. The best round-trip flight deal from Guam to State of Washington found on momondo in the last 72 hours is $1,098.

The fastest flight from Guam to State of Washington takes 34h 40m

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

Search flight deals

Frequently asked questions about flying from Guam to Washington

When did momondo last update prices for flights from Guam to Washington?
Prices for flights from Guam to Washington were last updated today.
How many operators does momondo search for flights from Guam to Washington?
As of August 2026, there is 1 operator available to choose from for flights from Guam to Washington.
How old do you have to be to fly from Guam to Washington?
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 Guam to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents required for your trip to Washington 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 Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Guam to State of Washington

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $1,392	Free Cancellation	Rating 7.4 10,104 reviews		Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Guam to Washington flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington that suits you.

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

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

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

Once all potential Guam to Washington flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Guam to Washington flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.