Cheap flights from Seattle to Tamuning from $543
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 11/29. 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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Fly from
Fly to
Route
Depart
Return
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Fri 10/23
1:35 pm-3:05 pm
1 stop32h 30m
Tamuning Guam Intl
Fri 10/30
4:50 pm-1:55 pm
1 stop38h 05m
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Fri 11/6
12:40 pm-3:05 pm
1 stop32h 25m
Tamuning Guam Intl
Thu 11/12
2:40 am-12:55 pm
1 stop28h 15m
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Tue 10/20
1:20 pm-2:40 pm
1 stop32h 20m
Tamuning Guam Intl
Thu 10/22
2:00 am-1:40 pm
1 stop28h 40m
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Thu 11/5
11:55 am-2:45 pm
1 stop32h 50m
Tamuning Guam Intl
Thu 11/12
4:50 pm-12:55 pm
1 stop38h 05m
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Thu 3/4
12:45 pm-3:05 pm
1 stop32h 20m
Tamuning Guam Intl
Wed 3/17
2:40 am-12:51 pm
1 stop27h 11m
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Thu 3/4
12:45 pm-1:00 am
1 stop18h 15m
Tamuning Guam Intl
Wed 3/17
2:40 am-12:51 pm
1 stop27h 11m
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Thu 3/4
5:45 am-1:00 am
2 stops25h 15m
Tamuning Guam Intl
Wed 3/17
2:40 am-12:51 pm
1 stop27h 11m
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Tue 12/8
7:30 pm-7:00 pm
2 stops29h 30m
Tamuning Guam Intl
Wed 12/23
7:45 am-11:43 am
2 stops21h 58m
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Wed 1/6
5:00 am-7:00 pm
2 stops20h 00m
Tamuning Guam Intl
Tue 1/26
7:45 am-9:17 pm
3 stops31h 32m
SeattleTamuning
SEA Seattle/Tacoma Intl - GUM Tamuning Guam Intl
SEAGUM
Seattle/Tacoma Intl
Wed 12/9
7:30 pm-7:00 pm
2 stops29h 30m
Tamuning Guam Intl
Mon 12/21
7:45 am-11:43 am
2 stops21h 58m
See travel insights to Tamuning from
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 cheapest month to fly to Tamuning?
The month of January is, on average, the cheapest month to fly to Tamuning from Seattle, with most prices found around $937. If you aren’t able to travel during the month of January, then book flights to Tamuning from Seattle during October instead. Flights to Tamuning in October, while not as cheap as those in January, still average around $1,594.
Can stopping save me money on Seattle to Tamuning flights?
You could potentially save up to 32% on your flight if you consider stops on a Seattle to Tamuning flight.
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
Frequently asked questions about flying from Seattle to Tamuning
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 25h 30m.
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 2026.
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 Delta (52% of total bookings). The next most popular airline is United Airlines (48%).
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 | ||
|---|---|---|---|---|---|
| PriceFrom $403 | Free Cancellation | Rating 7.4 10,331 reviews | |||
| PriceFrom $1,548 | Free Cancellation | Rating 7.8 8,654 reviews |
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.