What is the cheapest airline that flies from Guam to Seattle/Tacoma Intl?

Delta is the most popular carrier operating from Guam to Seattle/Tacoma Intl

When did momondo last update prices for flights from Guam to Seattle/Tacoma Intl Airport?

Prices for flights from Guam to Seattle/Tacoma Intl Airport refresh daily.

How many operators does momondo search for flights from Guam to Seattle/Tacoma Intl Airport?

As of August 2026, there is 1 operator available to choose from for flights from Guam to Seattle/Tacoma Intl Airport.

How old do you have to be to fly from Guam to Seattle/Tacoma Intl Airport?

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 Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

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

$726 Cheap Flights from Guam to Seattle in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Guam to Seattle

Round-trip

One-way

Last minute

Recent round-trip flight deals from Guam to Seattle

Enter your travel dates to find the best prices.

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

37h 20m1 stop Incheon Intl

1:20 pm - 2:35 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

32h 15m1 stop Tokyo Narita

$1,095Multiple Airlines

Wed, Sep 9 - Sun, Sep 13

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

37h 20m1 stop Incheon Intl

1:20 pm - 2:35 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

32h 15m1 stop Tokyo Narita

$1,166Multiple Airlines

Thu, Sep 3 - Mon, Sep 7

7:15 am - 4:14 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

25h 59m2 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

Wed, Sep 16 - Thu, Oct 22

7:45 am - 11:18 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

32h 33m3 stops Honolulu Denver Intl San Francisco

6:30 am - 4:40 amSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

28h 10m2 stops Los Angeles Los Angeles Tokyo Haneda

$1,383United Airlines

Thu, Oct 29 - Wed, Nov 11

7:10 am - 9:15 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

31h 05m3 stops Honolulu Los Angeles Los Angeles Denver Intl

6:30 am - 4:20 amSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

28h 50m2 stops Los Angeles Los Angeles Tokyo Haneda

$1,383United Airlines

Wed, Sep 16 - Thu, Oct 22

7:45 am - 12:20 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

21h 35m2 stops Honolulu San Francisco

7:06 am - 4:40 amSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

27h 34m2 stops San Francisco Tokyo Haneda

$1,383United Airlines

Thu, Oct 29 - Wed, Nov 11

2:40 am - 12:51 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

27h 11m1 stop Incheon Intl

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

18h 00m1 stop Incheon Intl

$1,384Delta

Wed, Oct 28 - Wed, Nov 11

5:20 pm - 1:37 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

37h 17m1 stop Incheon Intl

1:00 pm - 11:55 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

17h 55m1 stop Incheon Intl

$1,384Delta

Wed, Sep 16 - Thu, Oct 22

Recent last minute flight deals from Guam to Seattle

Enter your travel dates to find the best prices.

7:05 am - 2:36 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

24h 31m2 stops Honolulu Los Angeles Los Angeles

6:48 pm - 3:50 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

52h 02m2 stops San Francisco Osaka Kansai Intl

$2,103United Airlines

Fri, Aug 7 - Sun, Aug 9

7:15 am - 6:47 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

28h 32m2 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

$2,103United Airlines

Sun, Aug 9 - Tue, Aug 11

4:35 pm - 11:15 amGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

35h 40m1 stop Tokyo Narita

2:05 pm - 3:35 amSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

20h 30m1 stop Incheon Intl

$2,826Multiple Airlines

Fri, Aug 7 - Sun, Aug 9

12:15 pm - 9:10 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

25h 55m3 stops Tokyo Narita Los Angeles Los Angeles Denver Intl

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

17h 54m2 stops San Francisco Honolulu

$3,102United Airlines

Sun, Aug 9 - Tue, Aug 11

4:35 pm - 11:15 amGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

35h 40m1 stop Tokyo Narita

1:30 pm - 2:35 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

32h 05m1 stop Tokyo Narita

$4,934Multiple Airlines

Sun, Aug 9 - Tue, Aug 11

6:00 am - 11:15 amGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

22h 15m2 stops Manila Ninoy Aquino Intl Tokyo Narita

2:05 pm - 3:35 amSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

20h 30m1 stop Incheon Intl

$5,442Multiple Airlines

Fri, Aug 7 - Sun, Aug 9

5:20 pm - 10:05 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

45h 45m2 stops Incheon Intl Salt Lake City

1:05 pm - 3:35 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

33h 30m1 stop Incheon Intl

$7,540Delta

Tue, Aug 11 - Tue, Aug 18

5:20 pm - 10:05 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

45h 45m2 stops Incheon Intl Salt Lake City

11:59 pm - 11:55 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

30h 56m2 stops Minneapolis St Paul Incheon Intl

$7,545Delta

Tue, Aug 11 - Tue, Aug 18

2:00 am - 1:37 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

28h 37m1 stop Incheon Intl

1:05 pm - 11:55 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

17h 50m1 stop Incheon Intl

$8,036Delta

Mon, Aug 10 - Tue, Aug 18

12:15 pm - 9:31 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

26h 16m3 stops Tokyo Narita Los Angeles Los Angeles Denver Intl

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

17h 54m2 stops San Francisco Honolulu

$9,134United Airlines

Tue, Aug 11 - Tue, Aug 18

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United Airlines flights from Guam to Seattle

Our best United Airlines deals on Guam to Seattle 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

21h 35m

2 stops

SEA12:20 pmSeattle/Tacoma Intl

Nov 11

SEA7:06 amSeattle/Tacoma Intl

27h 34m

2 stops

GUM4:40 amTamuning Guam Intl

$1,383

United Airlines

Sep 12

GUM7:15 amTamuning Guam Intl

30h 28m

2 stops

SEA8:43 pmSeattle/Tacoma Intl

Sep 20

SEA6:52 pmSeattle/Tacoma Intl

30h 13m

2 stops

GUM6:05 pmTamuning Guam Intl

$1,528

Delta flights from Guam to Seattle

Our best Delta deals on Guam to Seattle 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

$1,388

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Wed 9/9

5:20 pm-1:40 pm

1 stop37h 20m

Seattle/Tacoma Intl

Sun 9/13

1:20 pm-2:35 pm

1 stop32h 15m

$1,095

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Thu 9/3

5:20 pm-1:40 pm

1 stop37h 20m

Seattle/Tacoma Intl

Mon 9/7

1:20 pm-2:35 pm

1 stop32h 15m

$1,166

Quickest round-trip

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Wed 9/16

7:15 am-4:14 pm

2 stops25h 59m

Seattle/Tacoma Intl

Thu 10/22

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 10/29

7:45 am-11:18 pm

3 stops32h 33m

Seattle/Tacoma Intl

Wed 11/11

6:30 am-4:40 am

2 stops28h 10m

$1,383

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Wed 9/16

7:10 am-9:15 pm

3 stops31h 05m

Seattle/Tacoma Intl

Thu 10/22

6:30 am-4:20 am

2 stops28h 50m

$1,383

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Thu 10/29

7:45 am-12:20 pm

2 stops21h 35m

Seattle/Tacoma Intl

Wed 11/11

7:06 am-4:40 am

2 stops27h 34m

$1,383

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Wed 10/28

2:40 am-12:51 pm

1 stop27h 11m

Seattle/Tacoma Intl

Wed 11/11

1:00 pm-1:00 am

1 stop18h 00m

$1,384

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Wed 9/16

5:20 pm-1:37 pm

1 stop37h 17m

Seattle/Tacoma Intl

Thu 10/22

1:00 pm-11:55 pm

1 stop17h 55m

$1,384

Cheapest one-way

Quickest one-way

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Thu 9/3

2:50 am-1:40 pm

3 stops27h 50m

$726

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Fri 9/4

5:20 pm-1:37 pm

1 stop37h 17m

$1,248

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Guam to Seattle

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 Seattle?

In general, January is the cheapest month to fly from Guam to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,383. If you don’t want to visit Seattle in January, then you should wait until November to fly from Guam, when ticket prices are also cheap, with an average price of $1,392.

Cheap Guam to Seattle flight deals and tips

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

Fastest flight time	24h 31m
Direct flights	None

The fastest flight from Guam to Seattle takes 24h 31m

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

Search flight deals

Frequently asked questions about flying from Guam to Seattle

When did momondo last update prices for flights from Guam to Seattle/Tacoma Intl Airport?
Prices for flights from Guam to Seattle/Tacoma Intl Airport refresh daily.
How many operators does momondo search for flights from Guam to Seattle/Tacoma Intl Airport?
As of August 2026, there is 1 operator available to choose from for flights from Guam to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Guam to Seattle/Tacoma Intl Airport?
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 Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl 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 Seattle/Tacoma Intl 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 Seattle

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $1,392	Free Cancellation	Rating 7.4 10,072 reviews		Search United Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Kent

Lynnwood

Redmond

Lakewood

Puyallup

Fife

Federal Way

Tukwila

Cle Elum

Marysville

Kirkland

Centralia

Shoreline

Lacey

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Guam.

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

Yes. All flights to Seattle 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 Seattle?

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

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

Yes. momondo can track prices for Guam to Seattle 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.