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Cheap flights from Washington to Tamuning from $550

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Tamuning departing on 9/8. 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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Find the cheapest flights from Washington to Tamuning

Cheap round-trip flights

Logo
1:45 pm - 2:00 amSEA-GUM
43h 15m2 stops
Logo
3:40 am - 2:45 pmGUM-SEA
28h 05m1 stop
$1,207
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Mon, Sep 8 - Sun, Sep 14
Logo
1:12 pm - 11:10 pmSEA-GUM
40h 58m2 stops
Logo
3:55 pm - 2:45 pmGUM-SEA
39h 50m1 stop
$1,214
Find Deal
Tue, Sep 9 - Fri, Sep 12
Logo
1:45 pm - 2:00 amSEA-GUM
43h 15m2 stops
Logo
3:40 am - 2:45 pmGUM-SEA
28h 05m1 stop
$1,236
Find Deal
Sun, Sep 7 - Sat, Sep 13
Logo
1:45 pm - 2:00 amSEA-GUM
43h 15m2 stops
Logo
3:55 pm - 2:45 pmGUM-SEA
39h 50m1 stop
$1,360
Find Deal
Sun, Sep 7 - Sun, Sep 14
Delta Logo
11:15 am - 2:35 pmSEA-GUM
33h 20m1 stop
Delta Logo
4:50 pm - 1:20 pmGUM-SEA
38h 30m1 stop
$1,544Delta
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Mon, Nov 17 - Wed, Nov 26
Delta Logo
5:45 am - 2:35 pmSEA-GUM
38h 50m2 stops
Delta Logo
4:50 pm - 1:20 pmGUM-SEA
38h 30m1 stop
$1,549Delta
Find Deal
Mon, Nov 17 - Sun, Nov 23
Delta Logo
5:25 am - 12:10 amSEA-GUM
25h 45m2 stops
Delta Logo
4:50 pm - 10:22 pmGUM-SEA
46h 32m2 stops
$1,553Delta
Find Deal
Mon, Oct 13 - Mon, Oct 27
United Airlines Logo
5:30 am - 6:50 pmSEA-GUM
19h 20m2 stops
United Airlines Logo
7:25 am - 11:15 pmGUM-SEA
33h 50m3 stops
$1,817United Airlines
Find Deal
Tue, Nov 18 - Tue, Nov 25
United Airlines Logo
6:00 am - 6:50 pmPDX-GUM
19h 50m2 stops
United Airlines Logo
7:25 am - 10:53 amGUM-PDX
21h 28m2 stops
$1,817United Airlines
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Thu, Oct 30 - Thu, Nov 20
United Airlines Logo
1:55 pm - 6:50 pmSEA-GUM
34h 55m2 stops
United Airlines Logo
7:25 am - 6:25 pmGUM-SEA
29h 00m2 stops
$1,834United Airlines
Find Deal
Sun, Nov 16 - Tue, Nov 25

United Airlines flights from State of Washington to Tamuning

Our best United Airlines deals on State of Washington to Tamuning flight tickets
United Airlines
Nov 18
SEA5:30 amSeattle/Tacoma Intl
19h 20m
2 stops
GUM6:50 pmTamuning Guam Intl
Nov 25
GUM7:25 amTamuning Guam Intl
33h 50m
3 stops
SEA11:15 pmSeattle/Tacoma Intl
$1,817
Find similar
United Airlines
Nov 16
SEA1:55 pmSeattle/Tacoma Intl
34h 55m
2 stops
GUM6:50 pmTamuning Guam Intl
Nov 25
GUM7:25 amTamuning Guam Intl
29h 00m
2 stops
SEA6:25 pmSeattle/Tacoma Intl
$1,834
Find similar
United Airlines
Nov 10
PDX6:00 amPortland
42h 50m
3 stops
GUM6:50 pmTamuning Guam Intl
Nov 25
GUM7:25 amTamuning Guam Intl
21h 28m
2 stops
PDX10:53 amPortland
$1,841
Find similar

Delta flights from State of Washington to Tamuning

Our best Delta deals on State of Washington to Tamuning flight tickets
Delta
Nov 17
SEA11:15 amSeattle/Tacoma Intl
33h 20m
1 stop
GUM2:35 pmTamuning Guam Intl
Nov 26
GUM4:50 pmTamuning Guam Intl
38h 30m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
$1,544
Find similar
Delta
Nov 17
SEA5:45 amSeattle/Tacoma Intl
38h 50m
2 stops
GUM2:35 pmTamuning Guam Intl
Nov 23
GUM4:50 pmTamuning Guam Intl
38h 30m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
$1,549
Find similar
Delta
Oct 13
SEA5:25 amSeattle/Tacoma Intl
25h 45m
2 stops
GUM12:10 amTamuning Guam Intl
Oct 27
GUM4:50 pmTamuning Guam Intl
46h 32m
2 stops
SEA10:22 pmSeattle/Tacoma Intl
$1,553
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momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Tamuning that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 12, 2025.
Use the filters below to find and compare flights from Washington to Tamuning that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 9/8

1:45 pm-2:00 am

2 stops43h 15m

Tamuning Guam Intl

Sun 9/14

3:40 am-2:45 pm

1 stop28h 05m

$1,207

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Tue 9/9

1:12 pm-11:10 pm

2 stops40h 58m

Tamuning Guam Intl

Fri 9/12

3:55 pm-2:45 pm

1 stop39h 50m

$1,214

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sun 9/7

1:45 pm-2:00 am

2 stops43h 15m

Tamuning Guam Intl

Sat 9/13

3:40 am-2:45 pm

1 stop28h 05m

$1,236

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sun 9/7

1:45 pm-2:00 am

2 stops43h 15m

Tamuning Guam Intl

Sun 9/14

3:55 pm-2:45 pm

1 stop39h 50m

$1,360

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 11/17

11:15 am-2:35 pm

1 stop33h 20m

Tamuning Guam Intl

Wed 11/26

4:50 pm-1:20 pm

1 stop38h 30m

$1,544

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 11/17

5:45 am-2:35 pm

2 stops38h 50m

Tamuning Guam Intl

Sun 11/23

4:50 pm-1:20 pm

1 stop38h 30m

$1,549

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Mon 10/13

5:25 am-12:10 am

2 stops25h 45m

Tamuning Guam Intl

Mon 10/27

4:50 pm-10:22 pm

2 stops46h 32m

$1,553

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Tue 11/18

5:30 am-6:50 pm

2 stops19h 20m

Tamuning Guam Intl

Tue 11/25

7:25 am-11:15 pm

3 stops33h 50m

$1,817

PortlandTamuning

PDX - GUM

PDXGUM

Portland

Thu 10/30

6:00 am-6:50 pm

2 stops19h 50m

Tamuning Guam Intl

Thu 11/20

7:25 am-10:53 am

2 stops21h 28m

$1,817

SeattleTamuning

SEA - GUM

SEAGUM

Seattle/Tacoma Intl

Sun 11/16

1:55 pm-6:50 pm

2 stops34h 55m

Tamuning Guam Intl

Tue 11/25

7:25 am-6:25 pm

2 stops29h 00m

$1,834

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Tamuning from

How to get the cheapest flight ticket from State of Washington 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 March is, on average, the cheapest month to fly to Tamuning from State of Washington, with most prices found around $1,678. If you aren’t able to travel during the month of March, then book flights to Tamuning from State of Washington during October instead. Flights to Tamuning in October, while not as cheap as those in March, still average around $1,755.

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

The cheapest day to depart from State of Washington 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 State of Washington 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 State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Tamuning for around $1,905 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tamuning from State of Washington for as low as $1,593 on momondo.

Can stopping save me money on State of Washington to Tamuning flights?

You could potentially save up to 11% on your flight if you consider stops on a State of Washington to Tamuning flight.

Cheap State of Washington to Tamuning flight deals and tips

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

Best Price Found

$550

Fastest flight time

18h 15m

Direct flights

None

Airports in Tamuning

1 airport
The best one-way flight to Tamuning from State of Washington in the past 72 hours is $550. The best round-trip flight deal from State of Washington to Tamuning found on momondo in the last 72 hours is $1,207.
The fastest flight from State of Washington to Tamuning takes 18h 15m
There are no direct flights from State of Washington to Tamuning. Popular non-direct routes for this connection are Portland Airport - Tamuning Guam Intl Airport and Seattle/Tacoma Intl Airport - Tamuning Guam Intl Airport.
There is 1 airport near Tamuning: Tamuning Guam Intl (GUM)
Search flight deals

  • When did momondo last update prices for flights from Washington to Tamuning Guam Intl Airport?

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

  • How many operators does momondo search for flights from Washington to Tamuning Guam Intl Airport?

  • How old do you have to be to fly from Washington to Tamuning Guam Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington 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.

Best airlines flying from State of Washington to Tamuning

Compare and see reviews for airlines that fly from State of Washington to Tamuning with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $629Free CancellationRating
7.4
8,922 reviews
Search United Airlines flights
DeltaPriceFrom $1,542Free CancellationRating
8.0
7,978 reviews
Search Delta flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington to Tamuning. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Tamuning from Washington which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington to Tamuning.

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

Price alerts on flights to Tamuning from Washington are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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