Which airport is the most popular layover for flights between Seattle and Tamuning?

Incheon (ICN) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Seattle to Tamuning?

Flights via Vancouver (YVR) offer the lowest average round-trip price of $991.

Which layover airport has the shortest travel time from Seattle to Tamuning?

Flights connecting via Vancouver (YVR) have the shortest average one-way travel time: 15h 09m.

Which layover airport has the shortest connection time from Seattle to Tamuning?

Vancouver (YVR) has the shortest average layover time for this route: 3h 18m.

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

Delta and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Tamuning Guam Intl

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

Prices for flights from Seattle/Tacoma Intl Airport to Tamuning Guam Intl Airport are refreshed on a daily basis.

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

There are 2 operators available for flights from Seattle/Tacoma Intl Airport to Tamuning Guam Intl Airport as of October 2025.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Tamuning Guam Intl Airport.

What documentation or ID do you need to fly to Tamuning Guam Intl Airport?

The necessary travel and health documents for your Tamuning Guam Intl Airport 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.

$491 Cheap Flights from Seattle to Tamuning in 2025/26

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2:55 pm - 11:10 pmSEA-GUM

39h 15m1 stop

4:10 pm - 2:55 pmGUM-SEA

39h 45m1 stop

$1,070Multiple Airlines

Find Deal

mié., oct. 22 - jue., oct. 30

2:55 pm - 2:45 pmSEA-GUM

30h 50m1 stop

2:25 am - 2:35 pmGUM-SEA

29h 10m1 stop

$1,075Multiple Airlines

Find Deal

mié., oct. 22 - vie., oct. 24

2:55 pm - 2:45 pmSEA-GUM

30h 50m1 stop

2:20 am - 8:37 pmGUM-SEA

35h 17m2 stops

$1,121Multiple Airlines

Find Deal

mié., oct. 22 - mié., oct. 29

11:15 am - 11:05 pmSEA-GUM

17h 50m1 stop

1:00 am - 1:20 pmGUM-SEA

30h 20m1 stop

$1,594Delta

Find Deal

mié., nov. 12 - mar., dic. 2

11:15 am - 11:05 pmSEA-GUM

17h 50m1 stop

4:50 pm - 12:25 amGUM-SEA

49h 35m2 stops

$1,599Delta

Find Deal

mié., nov. 12 - mié., dic. 3

5:25 am - 11:05 pmSEA-GUM

23h 40m2 stops

4:50 pm - 12:01 amGUM-SEA

49h 11m2 stops

$1,603Delta

Find Deal

lun., nov. 10 - lun., nov. 17

7:29 pm - 6:50 pmSEA-GUM

29h 21m2 stops

7:40 am - 3:44 pmGUM-SEA

26h 04m2 stops

$1,918United Airlines

Find Deal

mar., dic. 16 - jue., ene. 8

9:06 am - 7:00 pmSEA-GUM

39h 54m2 stops

7:40 am - 9:12 pmGUM-SEA

31h 32m3 stops

$1,937United Airlines

Find Deal

dom., ene. 4 - sáb., ene. 17

5:30 am - 6:50 pmSEA-GUM

19h 20m2 stops

7:40 am - 11:15 pmGUM-SEA

33h 35m3 stops

$2,128United Airlines

Find Deal

jue., nov. 20 - jue., dic. 4

5:30 am - 6:50 pmSEA-GUM

19h 20m2 stops

12:30 pm - 8:51 pmGUM-SEA

26h 21m3 stops

$2,155United Airlines

Find Deal

lun., nov. 10 - lun., nov. 17

Delta flights from Seattle to Tamuning

Our best Delta deals on Seattle to Tamuning flight tickets

Delta

Nov 12

SEA11:15 amSeattle/Tacoma Intl

17h 50m

1 stop

GUM11:05 pmTamuning Guam Intl

Dec 2

GUM1:00 amTamuning Guam Intl

30h 20m

1 stop

SEA1:20 pmSeattle/Tacoma Intl

$1,594

Find similar

Delta

Nov 12

SEA11:15 amSeattle/Tacoma Intl

17h 50m

1 stop

GUM11:05 pmTamuning Guam Intl

Dec 3

GUM4:50 pmTamuning Guam Intl

49h 35m

2 stops

SEA12:25 amSeattle/Tacoma Intl

$1,599

Find similar

Delta

Nov 10

SEA5:25 amSeattle/Tacoma Intl

23h 40m

2 stops

GUM11:05 pmTamuning Guam Intl

Nov 17

GUM4:50 pmTamuning Guam Intl

49h 11m

2 stops

SEA12:01 amSeattle/Tacoma Intl

$1,603

Find similar

United Airlines flights from Seattle to Tamuning

Our best United Airlines deals on Seattle to Tamuning flight tickets

United Airlines

Dec 16

SEA7:29 pmSeattle/Tacoma Intl

29h 21m

2 stops

GUM6:50 pmTamuning Guam Intl

Jan 8

GUM7:40 amTamuning Guam Intl

26h 04m

2 stops

SEA3:44 pmSeattle/Tacoma Intl

$1,918

Find similar

United Airlines

Jan 4

SEA9:06 amSeattle/Tacoma Intl

39h 54m

2 stops

GUM7:00 pmTamuning Guam Intl

Jan 17

GUM7:40 amTamuning Guam Intl

31h 32m

3 stops

SEA9:12 pmSeattle/Tacoma Intl

$1,937

Find similar

United Airlines

Nov 20

SEA5:30 amSeattle/Tacoma Intl

19h 20m

2 stops

GUM6:50 pmTamuning Guam Intl

Dec 4

GUM7:40 amTamuning Guam Intl

33h 35m

3 stops

SEA11:15 pmSeattle/Tacoma Intl

$2,128

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

mié. 10/22

2:55 pm-11:10 pm

1 stop39h 15m

Tamuning Guam Intl

jue. 10/30

4:10 pm-2:55 pm

1 stop39h 45m

$1,070

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

mié. 10/22

2:55 pm-2:45 pm

1 stop30h 50m

Tamuning Guam Intl

vie. 10/24

2:25 am-2:35 pm

1 stop29h 10m

$1,075

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

mié. 10/22

2:55 pm-2:45 pm

1 stop30h 50m

Tamuning Guam Intl

mié. 10/29

2:20 am-8:37 pm

2 stops35h 17m

$1,121

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

mié. 11/12

11:15 am-11:05 pm

1 stop17h 50m

Tamuning Guam Intl

mar. 12/2

1:00 am-1:20 pm

1 stop30h 20m

$1,594

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

mié. 11/12

11:15 am-11:05 pm

1 stop17h 50m

Tamuning Guam Intl

mié. 12/3

4:50 pm-12:25 am

2 stops49h 35m

$1,599

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

lun. 11/10

5:25 am-11:05 pm

2 stops23h 40m

Tamuning Guam Intl

lun. 11/17

4:50 pm-12:01 am

2 stops49h 11m

$1,603

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

mar. 12/16

7:29 pm-6:50 pm

2 stops29h 21m

Tamuning Guam Intl

jue. 1/8

7:40 am-3:44 pm

2 stops26h 04m

$1,918

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

dom. 1/4

9:06 am-7:00 pm

2 stops39h 54m

Tamuning Guam Intl

sáb. 1/17

7:40 am-9:12 pm

3 stops31h 32m

$1,937

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

jue. 11/20

5:30 am-6:50 pm

2 stops19h 20m

Tamuning Guam Intl

jue. 12/4

7:40 am-11:15 pm

3 stops33h 35m

$2,128

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

lun. 11/10

5:30 am-6:50 pm

2 stops19h 20m

Tamuning Guam Intl

lun. 11/17

12:30 pm-8:51 pm

3 stops26h 21m

$2,155

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 Seattle to Tamuning

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

Layovers

What is the typical price of a round-trip flight between Seattle and Tamuning?

What is the cheapest month to fly to Tamuning?

The month of October is, on average, the cheapest month to fly to Tamuning from Seattle, with most prices found around $1,571. If you aren’t able to travel during the month of October, then book flights to Tamuning from Seattle during February instead. Flights to Tamuning in February, while not as cheap as those in October, still average around $1,642.

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

The cheapest day to depart from Seattle to Tamuning is on a Monday. Travelers who choose to depart for Tamuning on a Monday will often find tickets for as low as $1,742. The most expensive day to fly to Tamuning is Sunday, with ticket prices averaging around $2,305.

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

Our most recent data shows that the best time of day to fly to Tamuning is at noon. Flights from Seattle to Tamuning during this time can be as low as $1,776. Flights in the morning are often more expensive with an average ticket price of $1,903.

How far in advance should I book a flight to Tamuning?

You are more likely to see cheaper flights to Tamuning from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Tamuning for around $1,846 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tamuning from Seattle for as low as $1,294 on momondo.

Can stopping save me money on Seattle to Tamuning flights?

You could potentially save up to 40% on your flight if you consider stops on a Seattle to Tamuning flight.

How have Seattle to Tamuning flight prices changed over time?

As of October 2025, prices for Seattle to Tamuning flights are approximately 61% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Tamuning

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Tamuning according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Tamuning (SEA to GUM) flight deals and tips

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

Direct flights	None

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

Search flight deals

How far is Seattle/Tacoma Intl to Tamuning Guam Intl by plane?
There are 5661.0 mi between Seattle/Tacoma Intl and Tamuning Guam Intl. A reasonable flight in good conditions will take 17h 40m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Tamuning Guam Intl Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Tamuning Guam Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Tamuning Guam Intl Airport?
There are 2 operators available for flights from Seattle/Tacoma Intl Airport to Tamuning Guam Intl Airport as of October 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Tamuning Guam Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Tamuning Guam Intl Airport.
What documentation or ID do you need to fly to Tamuning Guam Intl Airport?
The necessary travel and health documents for your Tamuning Guam Intl Airport 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.
What is the most popular airline from Seattle to Tamuning?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Seattle to Tamuning is United Airlines (65% of total bookings). The next most popular airline is Delta (35%).

Best airlines flying from Seattle to Tamuning

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $532	Free Cancellation	Rating 7.4 8,976 reviews		Search United Airlines flights
Delta	PriceFrom $1,543	Free Cancellation	Rating 7.9 7,975 reviews		Search Delta flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Tamuning for you.

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

Yes. momondo allows you to filter the results for Seattle to Tamuning flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Tamuning?

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

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

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

An easier way to manage your Tamuning trip

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Cheap flights from Seattle to Tamuning from $491

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Tamuning departing on 11/15. 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

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Trusted and free

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Find the cheapest flights from Seattle to Tamuning

Cheap round-trip flights

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Delta flights from Seattle to Tamuning

Our best Delta deals on Seattle to Tamuning flight tickets

United Airlines flights from Seattle to Tamuning

Our best United Airlines deals on Seattle to Tamuning flight tickets

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How to get the cheapest flight ticket from Seattle to Tamuning

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 typical price of a round-trip flight between Seattle and Tamuning?

What is the cheapest month to fly to Tamuning?

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

The cheapest day to depart from Seattle to Tamuning is on a Monday. Travelers who choose to depart for Tamuning on a Monday will often find tickets for as low as $1,742. The most expensive day to fly to Tamuning is Sunday, with ticket prices averaging around $2,305.

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

Our most recent data shows that the best time of day to fly to Tamuning is at noon. Flights from Seattle to Tamuning during this time can be as low as $1,776. Flights in the morning are often more expensive with an average ticket price of $1,903.

How far in advance should I book a flight to Tamuning?

Can stopping save me money on Seattle to Tamuning flights?

You could potentially save up to 40% on your flight if you consider stops on a Seattle to Tamuning flight.

How have Seattle to Tamuning flight prices changed over time?

As of October 2025, prices for Seattle to Tamuning flights are approximately 61% more expensive when compared to flights at the same time last year.

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

Delta and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Tamuning Guam Intl

Which airport is the most popular layover for flights between Seattle and Tamuning?

Incheon (ICN) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Seattle to Tamuning?

Flights via Vancouver (YVR) offer the lowest average round-trip price of $991.

Which layover airport has the shortest travel time from Seattle to Tamuning?

Flights connecting via Vancouver (YVR) have the shortest average one-way travel time: 15h 09m.

Which layover airport has the shortest connection time from Seattle to Tamuning?

Vancouver (YVR) has the shortest average layover time for this route: 3h 18m.

When to book flights from Seattle to Tamuning

Cheap Seattle to Tamuning (SEA to GUM) flight deals and tips

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

Direct flights

How far is Seattle/Tacoma Intl to Tamuning Guam Intl by plane?

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

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

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

What documentation or ID do you need to fly to Tamuning Guam Intl Airport?

What is the most popular airline from Seattle to Tamuning?

Best airlines flying from Seattle to Tamuning

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

Why use momondo?

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

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

How can momondo help me find flights from Seattle to Tamuning?

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

An easier way to manage your Tamuning 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

Fly your favorite airline to Tamuning

Airlines are sorted and displayed according to clicks in the past 7 days on momondo