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 21h 45m on average. Another popular route from Washington, D.C. to Tamuning is flying from Baltimore to Tamuning, which will take roughly 21h 55m. 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 and Delta 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 August 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.

$1,111 Cheap Flights from Washington, D.C. to Tamuning in 2026

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

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

41h 35m2 stops Seattle/Tacoma Intl Tokyo Narita

4:35 pm - 11:59 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

45h 24m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,330Multiple Airlines

Sun, Sep 6 - Thu, Sep 10

9:03 am - 3:35 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

40h 32m2 stops Seattle/Tacoma Intl Incheon Intl

2:00 am - 5:40 amGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

41h 40m2 stops Incheon Intl Seattle/Tacoma Intl

$1,406Multiple Airlines

Thu, Sep 10 - Wed, Sep 16

7:00 am - 3:35 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

42h 35m2 stops Seattle/Tacoma Intl Incheon Intl

2:00 am - 11:59 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

35h 59m2 stops Incheon Intl Seattle/Tacoma Intl

$1,487Multiple Airlines

Fri, Sep 25 - Thu, Oct 1

5:11 pm - 3:45 pmBWI Baltimore/Washington-GUM Tamuning Guam Intl

55h 34m2 stops Chicago O'Hare Intl Tokyo Narita

7:45 am - 3:06 pmGUM Tamuning Guam Intl-BWI Baltimore/Washington

22h 21m2 stops Honolulu Denver Intl

$1,508United Airlines

Tue, Jan 26 - Sat, Jan 30

12:25 pm - 3:45 pmBWI Baltimore/Washington-GUM Tamuning Guam Intl

60h 20m2 stops Houston George Bush Intcntl Tokyo Narita

7:45 am - 3:06 pmGUM Tamuning Guam Intl-BWI Baltimore/Washington

22h 21m2 stops Honolulu Denver Intl

$1,509United Airlines

Tue, Jan 26 - Sat, Jan 30

5:47 pm - 2:35 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

54h 48m2 stops Seattle/Tacoma Intl Tokyo Narita

4:35 pm - 11:59 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

45h 24m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,554Multiple Airlines

Sat, Aug 29 - Thu, Sep 3

7:50 am - 2:35 pmBWI Baltimore/Washington-GUM Tamuning Guam Intl

40h 45m2 stops Seattle/Tacoma Intl Tokyo Narita

4:35 pm - 6:30 amGUM Tamuning Guam Intl-BWI Baltimore/Washington

51h 55m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,586Multiple Airlines

Mon, Sep 7 - Thu, Sep 10

7:50 am - 2:35 pmBWI Baltimore/Washington-GUM Tamuning Guam Intl

40h 45m2 stops Seattle/Tacoma Intl Tokyo Narita

4:35 pm - 6:30 amGUM Tamuning Guam Intl-BWI Baltimore/Washington

51h 55m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,595Multiple Airlines

Wed, Sep 2 - Tue, Sep 8

7:15 pm - 2:35 pmBWI Baltimore/Washington-GUM Tamuning Guam Intl

53h 20m2 stops Seattle/Tacoma Intl Tokyo Narita

4:35 pm - 6:30 amGUM Tamuning Guam Intl-BWI Baltimore/Washington

51h 55m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,602Multiple Airlines

Sat, Sep 5 - Thu, Sep 10

5:11 pm - 3:45 pmBWI Baltimore/Washington-GUM Tamuning Guam Intl

55h 34m2 stops Chicago O'Hare Intl Tokyo Narita

7:45 am - 4:25 pmGUM Tamuning Guam Intl-BWI Baltimore/Washington

23h 40m2 stops Honolulu Houston George Bush Intcntl

$1,630United Airlines

Tue, Jan 26 - Sat, Jan 30

Cheap last minute flights

Enter your travel dates to find the best prices.

6:15 am - 6:05 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

21h 50m2 stops Chicago O'Hare Intl Honolulu

7:30 pm - 9:20 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

39h 50m2 stops Tokyo Haneda Chicago O'Hare Intl

$3,104United Airlines

Sat, Aug 15 - Mon, Aug 17

6:15 am - 6:05 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

21h 50m2 stops Chicago O'Hare Intl Honolulu

7:30 pm - 3:50 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

34h 20m1 stop Tokyo Haneda

$3,104United Airlines

Sat, Aug 15 - Mon, Aug 17

8:30 am - 6:05 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

19h 35m1 stop Honolulu

7:30 pm - 3:50 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

34h 20m1 stop Tokyo Haneda

$3,151United Airlines

Sat, Aug 15 - Mon, Aug 17

6:42 am - 6:05 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

21h 23m2 stops San Francisco Honolulu

7:05 am - 3:46 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

22h 41m2 stops Honolulu Denver Intl

$3,179United Airlines

Sun, Aug 16 - Tue, Aug 18

6:00 am - 6:05 pmDCA Washington, D.C. Reagan-National-GUM Tamuning Guam Intl

22h 05m2 stops Houston George Bush Intcntl Honolulu

7:05 am - 1:59 pmGUM Tamuning Guam Intl-DCA Washington, D.C. Reagan-National

20h 54m2 stops Honolulu Houston George Bush Intcntl

$3,179United Airlines

Sun, Aug 16 - Tue, Aug 18

6:30 am - 6:05 pmDCA Washington, D.C. Reagan-National-GUM Tamuning Guam Intl

21h 35m2 stops Chicago O'Hare Intl Honolulu

7:05 am - 6:09 pmGUM Tamuning Guam Intl-DCA Washington, D.C. Reagan-National

25h 04m3 stops Honolulu Los Angeles Chicago O'Hare Intl

$3,179United Airlines

Sun, Aug 16 - Tue, Aug 18

6:05 am - 6:05 pmBWI Baltimore/Washington-GUM Tamuning Guam Intl

22h 00m2 stops Chicago O'Hare Intl Honolulu

7:05 am - 4:28 pmGUM Tamuning Guam Intl-BWI Baltimore/Washington

23h 23m2 stops Honolulu Houston George Bush Intcntl

$3,179United Airlines

Sun, Aug 16 - Tue, Aug 18

12:50 pm - 1:40 amIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

22h 50m1 stop Tokyo Haneda

12:15 pm - 7:23 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

21h 08m2 stops Tokyo Narita Denver Intl

$3,523United Airlines

Sun, Aug 16 - Tue, Aug 18

6:30 am - 6:05 pmIAD Washington, D.C. Dulles Intl-GUM Tamuning Guam Intl

21h 35m2 stops Houston George Bush Intcntl Honolulu

7:05 am - 4:21 pmGUM Tamuning Guam Intl-IAD Washington, D.C. Dulles Intl

23h 16m2 stops Honolulu Houston George Bush Intcntl

$10,421United Airlines

Mon, Aug 17 - Wed, Aug 19

6:00 am - 6:05 pmDCA Washington, D.C. Reagan-National-GUM Tamuning Guam Intl

22h 05m2 stops Houston George Bush Intcntl Honolulu

7:05 am - 4:04 pmGUM Tamuning Guam Intl-DCA Washington, D.C. Reagan-National

22h 59m2 stops Honolulu Houston George Bush Intcntl

$10,742United Airlines

Mon, Aug 17 - Wed, Aug 19

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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

Sep 17

IAD6:10 amWashington, D.C. Dulles Intl

27h 45m

2 stops

GUM11:55 pmTamuning Guam Intl

Sep 29

GUM2:00 amTamuning Guam Intl

36h 41m

2 stops

IAD12:41 amWashington, D.C. Dulles Intl

$2,079

Delta

Sep 17

BWI9:45 amBaltimore/Washington

24h 10m

2 stops

GUM11:55 pmTamuning Guam Intl

Sep 29

GUM2:00 amTamuning Guam Intl

28h 55m

2 stops

BWI4:55 pmBaltimore/Washington

$2,085

Delta

Sep 20

IAD5:12 pmWashington, D.C. Dulles Intl

40h 43m

2 stops

GUM11:55 pmTamuning Guam Intl

Oct 22

GUM2:00 amTamuning Guam Intl

35h 16m

2 stops

IAD11:16 pmWashington, D.C. Dulles Intl

$2,138

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

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

United Airlines

Aug 21

BWI6:52 pmBaltimore/Washington

43h 28m

2 stops

GUM4:20 amTamuning Guam Intl

Aug 24

GUM7:05 amTamuning Guam Intl

42h 40m

3 stops

BWI11:45 amBaltimore/Washington

$1,402

United Airlines

Jan 26

BWI5:11 pmBaltimore/Washington

55h 34m

2 stops

GUM3:45 pmTamuning Guam Intl

Jan 30

GUM7:45 amTamuning Guam Intl

22h 21m

2 stops

BWI3:06 pmBaltimore/Washington

$1,508

United Airlines

Jan 26

BWI12:25 pmBaltimore/Washington

60h 20m

2 stops

GUM3:45 pmTamuning Guam Intl

Jan 30

GUM7:45 amTamuning Guam Intl

22h 21m

2 stops

BWI3:06 pmBaltimore/Washington

$1,509

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

Sun 9/6

7:00 am-2:35 pm

2 stops41h 35m

Tamuning Guam Intl

Thu 9/10

4:35 pm-11:59 pm

2 stops45h 24m

$1,330

Washington, D.C.Tamuning

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

IADGUM

Washington, D.C. Dulles Intl

Thu 9/10

9:03 am-3:35 pm

2 stops40h 32m

Tamuning Guam Intl

Wed 9/16

2:00 am-5:40 am

2 stops41h 40m

$1,406

Washington, D.C.Tamuning

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

IADGUM

Washington, D.C. Dulles Intl

Fri 9/25

7:00 am-3:35 pm

2 stops42h 35m

Tamuning Guam Intl

Thu 10/1

2:00 am-11:59 pm

2 stops35h 59m

$1,487

Quickest round-trip

BaltimoreTamuning

BWI Baltimore/Washington - GUM Tamuning Guam Intl

BWIGUM

Baltimore/Washington

Tue 1/26

5:11 pm-3:45 pm

2 stops55h 34m

Tamuning Guam Intl

Sat 1/30

7:45 am-3:06 pm

2 stops22h 21m

$1,508

BaltimoreTamuning

BWI Baltimore/Washington - GUM Tamuning Guam Intl

BWIGUM

Baltimore/Washington

Tue 1/26

12:25 pm-3:45 pm

2 stops60h 20m

Tamuning Guam Intl

Sat 1/30

7:45 am-3:06 pm

2 stops22h 21m

$1,509

Washington, D.C.Tamuning

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

IADGUM

Washington, D.C. Dulles Intl

Sat 8/29

5:47 pm-2:35 pm

2 stops54h 48m

Tamuning Guam Intl

Thu 9/3

4:35 pm-11:59 pm

2 stops45h 24m

$1,554

BaltimoreTamuning

BWI Baltimore/Washington - GUM Tamuning Guam Intl

BWIGUM

Baltimore/Washington

Mon 9/7

7:50 am-2:35 pm

2 stops40h 45m

Tamuning Guam Intl

Thu 9/10

4:35 pm-6:30 am

2 stops51h 55m

$1,586

BaltimoreTamuning

BWI Baltimore/Washington - GUM Tamuning Guam Intl

BWIGUM

Baltimore/Washington

Wed 9/2

7:50 am-2:35 pm

2 stops40h 45m

Tamuning Guam Intl

Tue 9/8

4:35 pm-6:30 am

2 stops51h 55m

$1,595

BaltimoreTamuning

BWI Baltimore/Washington - GUM Tamuning Guam Intl

BWIGUM

Baltimore/Washington

Sat 9/5

7:15 pm-2:35 pm

2 stops53h 20m

Tamuning Guam Intl

Thu 9/10

4:35 pm-6:30 am

2 stops51h 55m

$1,602

BaltimoreTamuning

BWI Baltimore/Washington - GUM Tamuning Guam Intl

BWIGUM

Baltimore/Washington

Tue 1/26

5:11 pm-3:45 pm

2 stops55h 34m

Tamuning Guam Intl

Sat 1/30

7:45 am-4:25 pm

2 stops23h 40m

$1,630

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 September instead. Flights to Tamuning in September, while not as cheap as those in January, still average around $2,160.

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

You could potentially save up to 44% 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

Fastest flight time	21h 30m
Direct flights	None

The fastest flight from Washington, D.C. to Tamuning takes 21h 30m

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 21h 30m.
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 August 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 10,108 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?

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Cheap flights from Washington, D.C. to Tamuning from $1,111

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 10/10. 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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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

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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.

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