How do I get Price Alerts for flights from Tamuning to Washington, D.C. Dulles Intl Airport?

Price Alerts will notify you by email when the price for flights to Washington, D.C. Dulles Intl Airport from Tamuning decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

How does momondo find its flight prices?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

When did momondo last update prices for flights from Tamuning Guam Intl Airport to Washington, D.C. Dulles Intl Airport?

Prices for flights from Tamuning Guam Intl Airport to Washington, D.C. Dulles Intl Airport are updated daily.

How many operators does momondo search for flights from Tamuning Guam Intl Airport to Washington, D.C. Dulles Intl Airport?

The number of operators available for flights from Tamuning Guam Intl Airport to Washington, D.C. Dulles Intl Airport is 1 as of August 2026.

How old do you have to be to fly from Tamuning Guam Intl Airport to Washington, D.C. Dulles 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 Tamuning Guam Intl Airport to Washington, D.C. Dulles Intl Airport.

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$1,573 Cheap Flights from Tamuning to Washington, D.C. Dulles Intl Airport in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Tamuning to Washington, D.C.

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:35 pm - 5:40 amGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

51h 05m2 stops Tokyo Narita Seattle/Tacoma Intl

7:00 am - 2:35 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

41h 35m2 stops Seattle/Tacoma Intl Tokyo Narita

$1,573Multiple Airlines

Wed, Sep 2 - Tue, Sep 8

7:10 am - 6:57 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

25h 47m2 stops Honolulu Los Angeles

8:20 am - 4:20 amIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

30h 00m2 stops Chicago O'Hare Intl Tokyo Haneda

$1,583United Airlines

Wed, Sep 30 - Wed, Oct 7

7:05 am - 4:23 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

23h 18m2 stops Honolulu Los Angeles

12:35 pm - 4:20 amIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

25h 45m1 stop Tokyo Haneda

$1,833United Airlines

Wed, Sep 2 - Tue, Sep 8

7:55 pm - 3:40 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

34h 45m1 stop Tokyo Haneda

9:00 pm - 7:00 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

31h 00m2 stops Los Angeles Honolulu

$2,231United Airlines

Sun, Dec 13 - Sat, Dec 19

12:25 pm - 7:09 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

21h 44m2 stops Tokyo Narita Chicago O'Hare Intl

10:22 pm - 7:00 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

29h 38m2 stops Los Angeles Honolulu

$2,257United Airlines

Sun, Dec 13 - Sat, Dec 19

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United Airlines flights from Tamuning to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Tamuning to Washington, D.C. Dulles Intl Airport flight tickets

United Airlines

Sep 30

GUM7:10 amTamuning Guam Intl

25h 47m

2 stops

IAD6:57 pmWashington, D.C. Dulles Intl

Oct 7

IAD8:20 amWashington, D.C. Dulles Intl

30h 00m

2 stops

GUM4:20 amTamuning Guam Intl

$1,583

United Airlines

Sep 2

GUM7:05 amTamuning Guam Intl

23h 18m

2 stops

IAD4:23 pmWashington, D.C. Dulles Intl

Sep 8

IAD12:35 pmWashington, D.C. Dulles Intl

25h 45m

1 stop

GUM4:20 amTamuning Guam Intl

$1,833

United Airlines

Dec 13

GUM7:55 pmTamuning Guam Intl

34h 45m

1 stop

IAD3:40 pmWashington, D.C. Dulles Intl

Dec 19

IAD9:00 pmWashington, D.C. Dulles Intl

31h 00m

2 stops

GUM7:00 pmTamuning Guam Intl

$2,231

momondo Fare Finder

Use the filters below to find and compare flights from Tamuning to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TamuningWashington, D.C.

GUM Tamuning Guam Intl - IAD Washington, D.C. Dulles Intl

GUMIAD

Tamuning Guam Intl

Wed 9/2

4:35 pm-5:40 am

2 stops51h 05m

Washington, D.C. Dulles Intl

Tue 9/8

7:00 am-2:35 pm

2 stops41h 35m

$1,573

TamuningWashington, D.C.

GUM Tamuning Guam Intl - IAD Washington, D.C. Dulles Intl

GUMIAD

Tamuning Guam Intl

Wed 9/30

7:10 am-6:57 pm

2 stops25h 47m

Washington, D.C. Dulles Intl

Wed 10/7

8:20 am-4:20 am

2 stops30h 00m

$1,583

Quickest round-trip

TamuningWashington, D.C.

GUM Tamuning Guam Intl - IAD Washington, D.C. Dulles Intl

GUMIAD

Tamuning Guam Intl

Wed 9/2

7:05 am-4:23 pm

2 stops23h 18m

Washington, D.C. Dulles Intl

Tue 9/8

12:35 pm-4:20 am

1 stop25h 45m

$1,833

TamuningWashington, D.C.

GUM Tamuning Guam Intl - IAD Washington, D.C. Dulles Intl

GUMIAD

Tamuning Guam Intl

Sun 12/13

7:55 pm-3:40 pm

1 stop34h 45m

Washington, D.C. Dulles Intl

Sat 12/19

9:00 pm-7:00 pm

2 stops31h 00m

$2,231

TamuningWashington, D.C.

GUM Tamuning Guam Intl - IAD Washington, D.C. Dulles Intl

GUMIAD

Tamuning Guam Intl

Sun 12/13

12:25 pm-7:09 pm

2 stops21h 44m

Washington, D.C. Dulles Intl

Sat 12/19

10:22 pm-7:00 pm

2 stops29h 38m

$2,257

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Tamuning to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Tamuning to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Tamuning to Washington, D.C. Dulles Intl Airport (GUM to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Tamuning to Washington, D.C. Dulles Intl Airport

Fastest flight time	25h 47m
Direct flights	None

The fastest flight from Tamuning to Washington, D.C. Dulles Intl Airport takes 25h 47m

There are no direct flights from Tamuning to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Tamuning to Washington, D.C. Dulles Intl Airport.

Search flight deals

Frequently asked questions about flying from Tamuning to Washington, D.C. Dulles Intl Airport

How far is Tamuning Guam Intl to Washington, D.C. Dulles Intl by plane?
There are 7899.9 mi between Tamuning Guam Intl and Washington, D.C. Dulles Intl. 25h 47m is a normal flight duration for this route.
When did momondo last update prices for flights from Tamuning Guam Intl Airport to Washington, D.C. Dulles Intl Airport?
Prices for flights from Tamuning Guam Intl Airport to Washington, D.C. Dulles Intl Airport are updated daily.
How many operators does momondo search for flights from Tamuning Guam Intl Airport to Washington, D.C. Dulles Intl Airport?
The number of operators available for flights from Tamuning Guam Intl Airport to Washington, D.C. Dulles Intl Airport is 1 as of August 2026.
How old do you have to be to fly from Tamuning Guam Intl Airport to Washington, D.C. Dulles 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 Tamuning Guam Intl Airport to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Tamuning to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for flights between Tamuning and Washington, D.C. Dulles Intl Airport, the leading airline is United Airlines, making up 100% of the total bookings.

Best airlines flying from Tamuning to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Tamuning to Washington, D.C. Dulles Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $1,584	Free Cancellation	Rating 7.4 10,058 reviews		Search United Airlines flights

Frequently asked questions about flying from Tamuning to Washington, D.C. Dulles Intl Airport

How do I get Price Alerts for flights from Tamuning to Washington, D.C. Dulles Intl Airport?
Price Alerts will notify you by email when the price for flights to Washington, D.C. Dulles Intl Airport from Tamuning decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from Tamuning to Washington, D.C. Dulles Intl Airport with momondo?
By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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Why use momondo?

Why should I use momondo to find a flight deal from Tamuning to Washington, D.C.?

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 Washington, D.C. from Tamuning.

Can I find flights from Tamuning to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Tamuning to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from Tamuning to Washington, D.C.?

Once all potential Tamuning to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Washington, D.C. from Tamuning. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.