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

Alaska Airlines 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 November 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.

$646 Cheap Flights from Guam to Seattle in 2026/27

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.

4:50 pm - 1:10 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

38h 20m1 stop Incheon Intl

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

18h 20m1 stop Incheon Intl

$1,109Multiple Airlines

Wed, Mar 3 - Thu, Mar 11

2:40 am - 1:10 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

28h 30m1 stop Incheon Intl

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

18h 20m1 stop Incheon Intl

$1,234Multiple Airlines

Thu, Mar 11 - Sat, Mar 20

7:45 am - 9:58 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

32h 13m2 stops Honolulu Los Angeles

7:00 am - 4:20 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

39h 20m2 stops San Francisco Osaka Kansai Intl

$1,378United Airlines

Thu, Dec 3 - Thu, Dec 10

7:45 am - 11:44 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

33h 59m3 stops Honolulu Denver Intl San Francisco

7:00 am - 4:20 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

39h 20m2 stops San Francisco Osaka Kansai Intl

$1,378United Airlines

Thu, Dec 3 - Thu, Dec 10

7:45 am - 12:17 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

46h 32m2 stops Osaka Kansai Intl San Francisco

5:00 am - 7:00 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

20h 00m2 stops San Francisco Honolulu

$1,378United Airlines

Wed, Mar 3 - Thu, Mar 11

6:55 am - 9:17 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

32h 22m3 stops Tokyo Narita Los Angeles Denver Intl

5:00 am - 7:00 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

20h 00m2 stops San Francisco Honolulu

$1,384United Airlines

Wed, Mar 3 - Thu, Mar 11

2:40 am - 11:51 amGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

27h 11m1 stop Incheon Intl

5:45 am - 1:00 amSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

25h 15m2 stops Salt Lake City Incheon Intl

$1,389Delta

Tue, Mar 2 - Thu, Mar 11

4:50 pm - 12:55 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

38h 05m1 stop Incheon Intl

11:55 am - 2:45 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

32h 50m1 stop Tokyo Narita

$1,396Multiple Airlines

Thu, Dec 3 - Thu, Dec 10

6:55 am - 3:58 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

27h 03m2 stops Tokyo Narita Los Angeles

3:51 pm - 7:00 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

58h 09m2 stops Denver Intl Honolulu

$1,446United Airlines

Fri, Mar 12 - Sat, Mar 20

7:45 am - 7:03 pmGUM Tamuning Guam Intl-SEA Seattle/Tacoma Intl

53h 18m3 stops Honolulu San Francisco Los Angeles

2:42 pm - 7:00 pmSEA Seattle/Tacoma Intl-GUM Tamuning Guam Intl

59h 18m2 stops Los Angeles Honolulu

$1,467United Airlines

Fri, Mar 12 - Sat, Mar 20

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United Airlines flights from Guam to Seattle

Our best United Airlines deals on Guam to Seattle flight tickets

United Airlines

Dec 3

GUM7:45 amTamuning Guam Intl

32h 13m

2 stops

SEA9:58 pmSeattle/Tacoma Intl

Dec 10

SEA7:00 amSeattle/Tacoma Intl

39h 20m

2 stops

GUM4:20 pmTamuning Guam Intl

$1,378

United Airlines

Mar 3

GUM6:55 amTamuning Guam Intl

32h 22m

3 stops

SEA9:17 pmSeattle/Tacoma Intl

Mar 11

SEA5:00 amSeattle/Tacoma Intl

20h 00m

2 stops

GUM7:00 pmTamuning Guam Intl

$1,384

United Airlines

Nov 11

GUM7:45 amTamuning Guam Intl

20h 02m

2 stops

SEA9:47 amSeattle/Tacoma Intl

Nov 18

SEA5:05 amSeattle/Tacoma Intl

22h 40m

2 stops

GUM9:45 pmTamuning Guam Intl

$1,516

Delta flights from Guam to Seattle

Our best Delta deals on Guam to Seattle flight tickets

Delta

Mar 2

GUM2:40 amTamuning Guam Intl

27h 11m

1 stop

SEA11:51 amSeattle/Tacoma Intl

Mar 11

SEA5:45 amSeattle/Tacoma Intl

25h 15m

2 stops

GUM1:00 amTamuning Guam Intl

$1,389

Delta

Dec 2

GUM2:40 amTamuning Guam Intl

27h 16m

1 stop

SEA11:56 amSeattle/Tacoma Intl

Dec 10

SEA7:54 pmSeattle/Tacoma Intl

35h 06m

2 stops

GUM1:00 amTamuning Guam Intl

$1,570

Delta

Dec 20

GUM2:40 amTamuning Guam Intl

27h 16m

1 stop

SEA11:56 amSeattle/Tacoma Intl

Dec 28

SEA12:35 pmSeattle/Tacoma Intl

18h 25m

1 stop

GUM1:00 amTamuning Guam Intl

$1,585

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 3/3

4:50 pm-1:10 pm

1 stop38h 20m

Seattle/Tacoma Intl

Thu 3/11

12:40 pm-1:00 am

1 stop18h 20m

$1,109

Quickest round-trip

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Thu 3/11

2:40 am-1:10 pm

1 stop28h 30m

Seattle/Tacoma Intl

Sat 3/20

1:40 pm-1:00 am

1 stop18h 20m

$1,234

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Thu 12/3

7:45 am-9:58 pm

2 stops32h 13m

Seattle/Tacoma Intl

Thu 12/10

7:00 am-4:20 pm

2 stops39h 20m

$1,378

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Thu 12/3

7:45 am-11:44 pm

3 stops33h 59m

Seattle/Tacoma Intl

Thu 12/10

7:00 am-4:20 pm

2 stops39h 20m

$1,378

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Wed 3/3

7:45 am-12:17 pm

2 stops46h 32m

Seattle/Tacoma Intl

Thu 3/11

5:00 am-7:00 pm

2 stops20h 00m

$1,378

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Wed 3/3

6:55 am-9:17 pm

3 stops32h 22m

Seattle/Tacoma Intl

Thu 3/11

5:00 am-7:00 pm

2 stops20h 00m

$1,384

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Tue 3/2

2:40 am-11:51 am

1 stop27h 11m

Seattle/Tacoma Intl

Thu 3/11

5:45 am-1:00 am

2 stops25h 15m

$1,389

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Thu 12/3

4:50 pm-12:55 pm

1 stop38h 05m

Seattle/Tacoma Intl

Thu 12/10

11:55 am-2:45 pm

1 stop32h 50m

$1,396

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Fri 3/12

6:55 am-3:58 pm

2 stops27h 03m

Seattle/Tacoma Intl

Sat 3/20

3:51 pm-7:00 pm

2 stops58h 09m

$1,446

TamuningSeattle

GUM Tamuning Guam Intl - SEA Seattle/Tacoma Intl

GUMSEA

Tamuning Guam Intl

Fri 3/12

7:45 am-7:03 pm

3 stops53h 18m

Seattle/Tacoma Intl

Sat 3/20

2:42 pm-7:00 pm

2 stops59h 18m

$1,467

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 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, November 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 $0. If you don’t want to visit Seattle in November, then you should wait until October to fly from Guam, when ticket prices are also cheap, with an average price of $0.

Cheap Guam to Seattle flight deals and tips

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

Best Price Found	$646
Fastest flight time	34h 30m
Direct flights	None

The best one-way flight to Seattle from Guam in the past 72 hours is $646. The best round-trip flight deal from Guam to Seattle found on momondo in the last 72 hours is $1,109.

The fastest flight from Guam to Seattle takes 34h 30m

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 November 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 $1,418	Free Cancellation	Rating 7.3 10,469 reviews		Search United Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Kent

Olympia

Federal Way

Redmond

Lakewood

Lynnwood

Fife

Puyallup

Tukwila

Cle Elum

Marysville

Lacey

Kirkland

Centralia

Shoreline

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.