What is the cheapest airline that flies from Boston Logan Intl to Guam?

Alaska Airlines is the most popular carrier operating from Boston Logan Intl to Guam

When did momondo last update prices for flights from Boston Logan Intl Airport to Guam?

Prices for flights from Boston Logan Intl Airport to Guam were last updated today.

How many operators does momondo search for flights from Boston Logan Intl Airport to Guam?

There is 1 operator available for flights from Boston Logan Intl Airport to Guam as of September 2026.

How old do you have to be to fly from Boston Logan Intl Airport to Guam?

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 Boston Logan Intl Airport to Guam.

What documentation or ID do you need to fly to Guam?

The required travel and health documents for your Guam 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 Guam. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$590 Cheap Flights from Boston to Guam in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Guam

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:03 am - 3:05 pmBOS Boston Logan Intl-GUM Tamuning Guam Intl

42h 02m2 stops Seattle/Tacoma Intl Incheon Intl

2:40 am - 11:58 pmGUM Tamuning Guam Intl-BOS Boston Logan Intl

36h 18m2 stops Incheon Intl Seattle/Tacoma Intl

$1,205Multiple Airlines

Thu, Oct 29 - Wed, Nov 4

9:03 am - 3:05 pmBOS Boston Logan Intl-GUM Tamuning Guam Intl

40h 02m2 stops Seattle/Tacoma Intl Incheon Intl

2:40 am - 8:25 amGUM Tamuning Guam Intl-BOS Boston Logan Intl

43h 45m2 stops Incheon Intl Seattle/Tacoma Intl

$1,343Multiple Airlines

Wed, Oct 28 - Fri, Oct 30

7:13 am - 2:45 pmBOS Boston Logan Intl-GUM Tamuning Guam Intl

40h 32m2 stops Seattle/Tacoma Intl Tokyo Narita

4:45 pm - 11:58 pmGUM Tamuning Guam Intl-BOS Boston Logan Intl

46h 13m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,419Alaska Airlines

Mon, Nov 9 - Wed, Nov 11

7:08 am - 2:45 pmBOS Boston Logan Intl-GUM Tamuning Guam Intl

40h 37m2 stops Seattle/Tacoma Intl Tokyo Narita

4:45 pm - 11:59 pmGUM Tamuning Guam Intl-BOS Boston Logan Intl

45h 14m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,848Alaska Airlines

Tue, Mar 9 - Tue, Mar 16

6:00 am - 7:00 pmBOS Boston Logan Intl-GUM Tamuning Guam Intl

22h 00m2 stops Washington, D.C. Dulles Intl Honolulu

7:45 am - 1:49 pmGUM Tamuning Guam Intl-BOS Boston Logan Intl

21h 04m2 stops Honolulu Denver Intl

$1,919United Airlines

Wed, Feb 17 - Wed, Feb 24

6:00 am - 7:00 pmBOS Boston Logan Intl-GUM Tamuning Guam Intl

22h 00m2 stops Washington, D.C. Dulles Intl Honolulu

7:45 am - 9:28 pmGUM Tamuning Guam Intl-BOS Boston Logan Intl

27h 43m3 stops Honolulu San Francisco Chicago O'Hare Intl

$1,919United Airlines

Tue, Mar 9 - Tue, Mar 16

7:13 am - 2:45 pmBOS Boston Logan Intl-GUM Tamuning Guam Intl

40h 32m2 stops Seattle/Tacoma Intl Tokyo Narita

4:45 pm - 11:58 pmGUM Tamuning Guam Intl-BOS Boston Logan Intl

46h 13m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,937Alaska Airlines

Sat, Nov 7 - Wed, Nov 11

6:00 am - 4:40 amBOS Boston Logan Intl-GUM Tamuning Guam Intl

31h 40m2 stops Chicago O'Hare Intl Tokyo Haneda

7:45 am - 11:54 pmGUM Tamuning Guam Intl-BOS Boston Logan Intl

31h 09m3 stops Honolulu San Francisco Washington, D.C. Dulles Intl

$1,944United Airlines

Wed, Feb 17 - Wed, Feb 24

7:13 am - 2:45 pmBOS Boston Logan Intl-GUM Tamuning Guam Intl

40h 32m2 stops Seattle/Tacoma Intl Tokyo Narita

4:45 pm - 5:40 amGUM Tamuning Guam Intl-BOS Boston Logan Intl

51h 55m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,955Alaska Airlines

Sat, Nov 7 - Wed, Nov 11

6:00 am - 7:00 pmBOS Boston Logan Intl-GUM Tamuning Guam Intl

23h 00m2 stops Chicago O'Hare Intl Honolulu

7:45 am - 12:46 amGUM Tamuning Guam Intl-BOS Boston Logan Intl

32h 01m3 stops Honolulu Houston George Bush Intcntl Chicago O'Hare Intl

$2,229United Airlines

Thu, Oct 29 - Thu, Nov 5

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United Airlines flights from Boston to Guam

Our best United Airlines deals on Boston to Guam flight tickets

United Airlines

Feb 17

BOS6:00 amBoston Logan Intl

22h 00m

2 stops

GUM7:00 pmTamuning Guam Intl

Feb 24

GUM7:45 amTamuning Guam Intl

21h 04m

2 stops

BOS1:49 pmBoston Logan Intl

$1,919

United Airlines

Feb 17

BOS6:00 amBoston Logan Intl

31h 40m

2 stops

GUM4:40 amTamuning Guam Intl

Feb 24

GUM7:45 amTamuning Guam Intl

31h 09m

3 stops

BOS11:54 pmBoston Logan Intl

$1,944

United Airlines

Oct 29

BOS6:00 amBoston Logan Intl

23h 00m

2 stops

GUM7:00 pmTamuning Guam Intl

Nov 5

GUM7:45 amTamuning Guam Intl

32h 01m

3 stops

BOS12:46 amBoston Logan Intl

$2,229

Alaska Airlines flights from Boston to Guam

Our best Alaska Airlines deals on Boston to Guam flight tickets

Alaska Airlines

Nov 9

BOS7:13 amBoston Logan Intl

40h 32m

2 stops

GUM2:45 pmTamuning Guam Intl

Nov 11

GUM4:45 pmTamuning Guam Intl

46h 13m

2 stops

BOS11:58 pmBoston Logan Intl

$1,419

Alaska Airlines

Mar 9

BOS7:08 amBoston Logan Intl

40h 37m

2 stops

GUM2:45 pmTamuning Guam Intl

Mar 16

GUM4:45 pmTamuning Guam Intl

45h 14m

2 stops

BOS11:59 pmBoston Logan Intl

$1,848

Alaska Airlines

Nov 7

BOS7:13 amBoston Logan Intl

40h 32m

2 stops

GUM2:45 pmTamuning Guam Intl

Nov 11

GUM4:45 pmTamuning Guam Intl

46h 13m

2 stops

BOS11:58 pmBoston Logan Intl

$1,937

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonTamuning

BOS Boston Logan Intl - GUM Tamuning Guam Intl

BOSGUM

Boston Logan Intl

Thu 10/29

7:03 am-3:05 pm

2 stops42h 02m

Tamuning Guam Intl

Wed 11/4

2:40 am-11:58 pm

2 stops36h 18m

$1,205

BostonTamuning

BOS Boston Logan Intl - GUM Tamuning Guam Intl

BOSGUM

Boston Logan Intl

Wed 10/28

9:03 am-3:05 pm

2 stops40h 02m

Tamuning Guam Intl

Fri 10/30

2:40 am-8:25 am

2 stops43h 45m

$1,343

BostonTamuning

BOS Boston Logan Intl - GUM Tamuning Guam Intl

BOSGUM

Boston Logan Intl

Mon 11/9

7:13 am-2:45 pm

2 stops40h 32m

Tamuning Guam Intl

Wed 11/11

4:45 pm-11:58 pm

2 stops46h 13m

$1,419

BostonTamuning

BOS Boston Logan Intl - GUM Tamuning Guam Intl

BOSGUM

Boston Logan Intl

Tue 3/9

7:08 am-2:45 pm

2 stops40h 37m

Tamuning Guam Intl

Tue 3/16

4:45 pm-11:59 pm

2 stops45h 14m

$1,848

Quickest round-trip

BostonTamuning

BOS Boston Logan Intl - GUM Tamuning Guam Intl

BOSGUM

Boston Logan Intl

Wed 2/17

6:00 am-7:00 pm

2 stops22h 00m

Tamuning Guam Intl

Wed 2/24

7:45 am-1:49 pm

2 stops21h 04m

$1,919

BostonTamuning

BOS Boston Logan Intl - GUM Tamuning Guam Intl

BOSGUM

Boston Logan Intl

Tue 3/9

6:00 am-7:00 pm

2 stops22h 00m

Tamuning Guam Intl

Tue 3/16

7:45 am-9:28 pm

3 stops27h 43m

$1,919

BostonTamuning

BOS Boston Logan Intl - GUM Tamuning Guam Intl

BOSGUM

Boston Logan Intl

Sat 11/7

7:13 am-2:45 pm

2 stops40h 32m

Tamuning Guam Intl

Wed 11/11

4:45 pm-11:58 pm

2 stops46h 13m

$1,937

BostonTamuning

BOS Boston Logan Intl - GUM Tamuning Guam Intl

BOSGUM

Boston Logan Intl

Wed 2/17

6:00 am-4:40 am

2 stops31h 40m

Tamuning Guam Intl

Wed 2/24

7:45 am-11:54 pm

3 stops31h 09m

$1,944

BostonTamuning

BOS Boston Logan Intl - GUM Tamuning Guam Intl

BOSGUM

Boston Logan Intl

Sat 11/7

7:13 am-2:45 pm

2 stops40h 32m

Tamuning Guam Intl

Wed 11/11

4:45 pm-5:40 am

2 stops51h 55m

$1,955

BostonTamuning

BOS Boston Logan Intl - GUM Tamuning Guam Intl

BOSGUM

Boston Logan Intl

Thu 10/29

6:00 am-7:00 pm

2 stops23h 00m

Tamuning Guam Intl

Thu 11/5

7:45 am-12:46 am

3 stops32h 01m

$2,229

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 Boston to Guam

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

Airlines

What is the cheapest month to fly to Guam?

If you aren’t able to travel during the month of November, then book flights to Guam from Boston during April instead. Flights to Guam in April, while not as cheap as those in November, still average around $0.

Cheap Boston to Guam flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Guam

Best Price Found	$590
Fastest flight time	22h 00m
Direct flights	None

The best one-way flight to Guam from Boston in the past 72 hours is $590. The best round-trip flight deal from Boston to Guam found on momondo in the last 72 hours is $1,205.

The fastest flight from Boston to Guam takes 22h 00m

There are no direct flights from Boston to Guam. There are no popular flight routes from Boston to Guam.

Search flight deals

Frequently asked questions about flying from Boston to Guam

When did momondo last update prices for flights from Boston Logan Intl Airport to Guam?
Prices for flights from Boston Logan Intl Airport to Guam were last updated today.
How many operators does momondo search for flights from Boston Logan Intl Airport to Guam?
There is 1 operator available for flights from Boston Logan Intl Airport to Guam as of September 2026.
How old do you have to be to fly from Boston Logan Intl Airport to Guam?
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 Boston Logan Intl Airport to Guam.
What documentation or ID do you need to fly to Guam?
The required travel and health documents for your Guam 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 Guam. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Boston to Guam

Compare and see reviews for airlines that fly from Boston to Guam with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $1,995	Free Cancellation	Rating 7.4 10,227 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Guam?

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

Can I find flights from Boston to Guam with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Guam from Boston with this policy.

How can momondo help me find flights from Boston to Guam?

momondo helps you find the best flight between Boston and Guam by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Guam, momondo offers a useful price alert feature which will track prices for flights to Guam from Boston and alert you when they change.

An easier way to manage your Guam 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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Flights to Tamuningfrom $821

Cheap flights from Boston to Guam from $590

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Guam departing on 11/5. 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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United Airlines flights from Boston to Guam

Our best United Airlines deals on Boston to Guam flight tickets

Alaska Airlines flights from Boston to Guam

Our best Alaska Airlines deals on Boston to Guam flight tickets

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See travel insights to Guam from

How to get the cheapest flight ticket from Boston to Guam

What is the cheapest month to fly to Guam?

What is the cheapest airline that flies from Boston Logan Intl to Guam?

Cheap Boston to Guam flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Boston to Guam

Best airlines flying from Boston to Guam

Compare and see reviews for airlines that fly from Boston to Guam with momondo

Why use momondo?

An easier way to manage your Guam 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.

Find better results for your trip to Guam

Popular cities in Guam

Popular flights according to clicks in the last 7 days on momondo

Boston flight routes

According to popular flight searches on momondo this year

Guam flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Guam

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

Complete your trip to Guam

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According to popular flight searches on momondo this year