How long does it take to fly to Tamuning?

Flight times from Washington, D.C. to Tamuning vary, but if you’re flying out of Washington, D.C. and flying into Tamuning (one of the most popular routes), then the duration is 20h 37m on average. Another popular route from Washington, D.C. to Tamuning is flying from Baltimore to Tamuning, which will take roughly 21h 50m. Keep in mind that layovers or delays could extend your travel time.

What is the cheapest airline that flies from Washington, D.C. to Tamuning Guam Intl?

Alaska Airlines, Delta, and United Airlines are the most popular carriers operating from Washington, D.C. to Tamuning Guam Intl

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

Prices for flights from Washington, D.C. to Tamuning Guam Intl Airport refresh daily.

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

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

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Tamuning Guam Intl Airport.

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

The required travel and health documents for your Tamuning Guam Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Tamuning Guam Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$738 Cheap Flights from Washington, D.C. to Tamuning in 2026/27

Discover deals from 900+ travel sites with momondo.

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

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:46 am - 1:00 amIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

26h 14m2 stops Seattle/Tacoma Intl Incheon Intl

4:50 pm - 5:40 amGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

51h 50m2 stops Incheon Intl Seattle/Tacoma Intl

$1,307Multiple Airlines

Sat, Nov 14 - Sat, Nov 21

7:46 am - 1:00 amIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

26h 14m2 stops Seattle/Tacoma Intl Incheon Intl

2:40 am - 5:40 amGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

42h 00m2 stops Incheon Intl Seattle/Tacoma Intl

$1,379Multiple Airlines

Fri, Nov 13 - Thu, Nov 19

9:38 am - 1:00 amIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

25h 22m2 stops Seattle/Tacoma Intl Incheon Intl

2:40 am - 5:44 amGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

42h 04m2 stops Incheon Intl Seattle/Tacoma Intl

$1,379Multiple Airlines

Fri, Oct 30 - Thu, Nov 5

7:46 am - 1:00 amIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

26h 14m2 stops Seattle/Tacoma Intl Incheon Intl

4:50 pm - 5:40 amGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

51h 50m2 stops Incheon Intl Seattle/Tacoma Intl

$1,393Multiple Airlines

Sat, Nov 14 - Sat, Nov 21

7:02 am - 3:35 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

42h 33m2 stops Seattle/Tacoma Intl Incheon Intl

5:20 pm - 11:59 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

44h 39m2 stops Incheon Intl Seattle/Tacoma Intl

$1,407Multiple Airlines

Thu, Oct 15 - Wed, Oct 21

8:00 am - 1:00 amDCA Washington, D.C. Reagan-National-GUM Tamuning Guam Intl

26h 00m2 stops Seattle/Tacoma Intl Incheon Intl

4:45 pm - 9:59 pmGUM Tamuning Guam Intl-DCA Washington, D.C. Reagan-National

44h 14m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,535Multiple Airlines

Sat, Nov 14 - Sat, Nov 21

8:00 am - 1:00 amDCA Washington, D.C. Reagan-National-GUM Tamuning Guam Intl

26h 00m2 stops Seattle/Tacoma Intl Incheon Intl

4:45 pm - 9:59 pmGUM Tamuning Guam Intl-DCA Washington, D.C. Reagan-National

44h 14m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,586Multiple Airlines

Sat, Nov 14 - Sat, Nov 21

5:30 pm - 2:45 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

54h 15m2 stops Seattle/Tacoma Intl Tokyo Narita

4:45 pm - 4:27 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

62h 42m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,591Alaska Airlines

Sun, Jan 10 - Thu, Jan 14

6:00 am - 7:00 pmDCA Washington, D.C. Reagan-National-GUM Tamuning Guam Intl

22h 00m2 stops Houston George Bush Intcntl Honolulu

7:45 am - 8:56 pmGUM Tamuning Guam Intl-DCA Washington, D.C. Reagan-National

28h 11m2 stops Honolulu Houston George Bush Intcntl

$1,919United Airlines

Wed, Jan 20 - Wed, Jan 27

6:00 am - 7:00 pmBWI Baltimore/Washington-GUM Tamuning Guam Intl

22h 00m2 stops Houston George Bush Intcntl Honolulu

7:45 am - 10:45 pmGUM Tamuning Guam Intl-BWI Baltimore/Washington

30h 00m2 stops Honolulu Houston George Bush Intcntl

$1,919United Airlines

Wed, Jan 20 - Wed, Jan 27

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Delta flights from Washington, D.C. to Tamuning

Our best Delta deals on Washington, D.C. to Tamuning flight tickets

Delta

Nov 29

IAD6:00 amWashington, D.C. Dulles Intl

42h 05m

2 stops

GUM3:05 pmTamuning Guam Intl

Dec 5

GUM4:50 pmTamuning Guam Intl

43h 40m

2 stops

IAD9:30 pmWashington, D.C. Dulles Intl

$2,035

Delta

Oct 21

IAD7:05 amWashington, D.C. Dulles Intl

26h 50m

2 stops

GUM11:55 pmTamuning Guam Intl

Oct 27

GUM2:40 amTamuning Guam Intl

44h 39m

2 stops

IAD9:19 amWashington, D.C. Dulles Intl

$2,080

Delta

Oct 28

BWI6:32 pmBaltimore/Washington

40h 28m

2 stops

GUM1:00 amTamuning Guam Intl

Nov 3

GUM2:40 amTamuning Guam Intl

33h 55m

2 stops

BWI9:35 pmBaltimore/Washington

$2,100

United Airlines flights from Washington, D.C. to Tamuning

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

United Airlines

Dec 1

IAD12:20 pmWashington, D.C. Dulles Intl

25h 20m

1 stop

GUM4:40 amTamuning Guam Intl

Dec 10

GUM7:45 amTamuning Guam Intl

29h 57m

2 stops

IAD10:42 pmWashington, D.C. Dulles Intl

$1,944

United Airlines

Dec 9

IAD6:00 amWashington, D.C. Dulles Intl

22h 00m

2 stops

GUM7:00 pmTamuning Guam Intl

Dec 16

GUM7:45 amTamuning Guam Intl

23h 44m

2 stops

IAD4:29 pmWashington, D.C. Dulles Intl

$1,969

United Airlines

Dec 9

BWI6:00 amBaltimore/Washington

22h 00m

2 stops

GUM7:00 pmTamuning Guam Intl

Jan 11

GUM7:10 amTamuning Guam Intl

38h 42m

2 stops

BWI6:52 amBaltimore/Washington

$1,990

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Tamuning

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

IADGUM

Washington, D.C. Dulles Intl

Sat 11/14

7:46 am-1:00 am

2 stops26h 14m

Tamuning Guam Intl

Sat 11/21

4:50 pm-5:40 am

2 stops51h 50m

$1,307

Washington, D.C.Tamuning

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

IADGUM

Washington, D.C. Dulles Intl

Fri 11/13

7:46 am-1:00 am

2 stops26h 14m

Tamuning Guam Intl

Thu 11/19

2:40 am-5:40 am

2 stops42h 00m

$1,379

Washington, D.C.Tamuning

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

IADGUM

Washington, D.C. Dulles Intl

Fri 10/30

9:38 am-1:00 am

2 stops25h 22m

Tamuning Guam Intl

Thu 11/5

2:40 am-5:44 am

2 stops42h 04m

$1,379

Washington, D.C.Tamuning

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

IADGUM

Washington, D.C. Dulles Intl

Sat 11/14

7:46 am-1:00 am

2 stops26h 14m

Tamuning Guam Intl

Sat 11/21

4:50 pm-5:40 am

2 stops51h 50m

$1,393

Washington, D.C.Tamuning

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

IADGUM

Washington, D.C. Dulles Intl

Thu 10/15

7:02 am-3:35 pm

2 stops42h 33m

Tamuning Guam Intl

Wed 10/21

5:20 pm-11:59 pm

2 stops44h 39m

$1,407

Washington, D.C.Tamuning

DCA Washington, D.C. Reagan-National - GUM Tamuning Guam Intl

DCAGUM

Washington, D.C. Reagan-National

Sat 11/14

8:00 am-1:00 am

2 stops26h 00m

Tamuning Guam Intl

Sat 11/21

4:45 pm-9:59 pm

2 stops44h 14m

$1,535

Washington, D.C.Tamuning

DCA Washington, D.C. Reagan-National - GUM Tamuning Guam Intl

DCAGUM

Washington, D.C. Reagan-National

Sat 11/14

8:00 am-1:00 am

2 stops26h 00m

Tamuning Guam Intl

Sat 11/21

4:45 pm-9:59 pm

2 stops44h 14m

$1,586

Washington, D.C.Tamuning

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

IADGUM

Washington, D.C. Dulles Intl

Sun 1/10

5:30 pm-2:45 pm

2 stops54h 15m

Tamuning Guam Intl

Thu 1/14

4:45 pm-4:27 pm

2 stops62h 42m

$1,591

Quickest round-trip

Washington, D.C.Tamuning

DCA Washington, D.C. Reagan-National - GUM Tamuning Guam Intl

DCAGUM

Washington, D.C. Reagan-National

Wed 1/20

6:00 am-7:00 pm

2 stops22h 00m

Tamuning Guam Intl

Wed 1/27

7:45 am-8:56 pm

2 stops28h 11m

$1,919

BaltimoreTamuning

BWI Baltimore/Washington - GUM Tamuning Guam Intl

BWIGUM

Baltimore/Washington

Wed 1/20

6:00 am-7:00 pm

2 stops22h 00m

Tamuning Guam Intl

Wed 1/27

7:45 am-10:45 pm

2 stops30h 00m

$1,919

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 Washington, D.C. 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

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Other information

What is the cheapest month to fly to Tamuning?

The month of January is, on average, the cheapest month to fly to Tamuning from Washington, D.C., with most prices found around $2,097. If you aren’t able to travel during the month of January, then book flights to Tamuning from Washington, D.C. during August instead. Flights to Tamuning in August, while not as cheap as those in January, still average around $2,245.

Can stopping save me money on Washington, D.C. to Tamuning flights?

You could potentially save up to 43% on your flight if you consider stops on a Washington, D.C. to Tamuning flight.

When to book flights from Washington, D.C. to Tamuning

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

Estimated round-trip price

Cheap Washington, D.C. to Tamuning (WAS to GUM) flight deals and tips

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

Best Price Found	$738
Fastest flight time	19h 40m
Direct flights	None

The best one-way flight to Tamuning from Washington, D.C. in the past 72 hours is $738. The best round-trip flight deal from Washington, D.C. to Tamuning found on momondo in the last 72 hours is $1,307.

The fastest flight from Washington, D.C. to Tamuning takes 19h 40m

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

Search flight deals

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

How far is Washington, D.C. to Tamuning Guam Intl by plane?
Tamuning Guam Intl is 7917.8 mi away from Washington, D.C.. In terms of flight time, this usually takes a little over 19h 40m.
When did momondo last update prices for flights from Washington, D.C. to Tamuning Guam Intl Airport?
Prices for flights from Washington, D.C. to Tamuning Guam Intl Airport refresh daily.
How many operators does momondo search for flights from Washington, D.C. to Tamuning Guam Intl Airport?
The number of operators available for flights from Washington, D.C. to Tamuning Guam Intl Airport is 1 as of October 2026.
How old do you have to be to fly from Washington, D.C. to Tamuning Guam Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Tamuning Guam Intl Airport.
What documentation or ID do you need to fly to Tamuning Guam Intl Airport?
The required travel and health documents for your Tamuning Guam Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Tamuning Guam Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Washington, D.C. to Tamuning?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. to Tamuning is United Airlines (100% of total bookings).

Best airlines flying from Washington, D.C. to Tamuning

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $1,944	Free Cancellation	Rating 7.4 10,283 reviews		Search United Airlines flights

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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 Washington, D.C. to Tamuning for you.

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

All flight searches from Washington, D.C. to Tamuning on momondo can be filtered to show those which offer flexible booking policies.

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

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

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Cheap flights from Washington, D.C. to Tamuning from $738

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, D.C. to Tamuning departing on 2/28. 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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Delta flights from Washington, D.C. to Tamuning

Our best Delta deals on Washington, D.C. to Tamuning flight tickets

United Airlines flights from Washington, D.C. to Tamuning

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

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See travel insights to Tamuning from

How to get the cheapest flight ticket from Washington, D.C. to Tamuning

What is the cheapest month to fly to Tamuning?

Can stopping save me money on Washington, D.C. to Tamuning flights?

What is the cheapest airline that flies from Washington, D.C. to Tamuning Guam Intl?

How long does it take to fly to Tamuning?

When to book flights from Washington, D.C. to Tamuning

Cheap Washington, D.C. to Tamuning (WAS to GUM) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

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

Best airlines flying from Washington, D.C. to Tamuning

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

Why use momondo?

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.

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List of cabin classes available on flights landing in Tamuning. Availability may vary depending on flight origin and airline.

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