$756 Cheap Flights from Boston (BOS) to Guam (GUM)

View $756 flight on Mon, Mar 23, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Barrigada - A.B. Won Pat International Airport (GUM)

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Cheap Flights from Boston to Guam (BOS-GUM)

Prices were available within the past 7 days and start at $756 for one-way flights and $1,591 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Etihad Airways
Wed, Sep 9 - Sat, Sep 26
BOS
Boston
GUM
Guam
$1,591 Roundtrip, found 4 days ago
$1,591
Roundtrip
found 4 days ago
Select Etihad Airways flight, departing Wed, Sep 9 from Boston to Guam, returning Sat, Sep 26, priced at $1,591 found 4 days ago
Etihad Airways
Wed, Sep 9 - Sat, Sep 26
BOS
Boston
GUM
Guam
$1,651 Roundtrip, found 4 days ago
$1,651
Roundtrip
found 4 days ago
Select Etihad Airways flight, departing Wed, Sep 9 from Boston to Guam, returning Sat, Sep 26, priced at $1,651 found 4 days ago
Hawaiian Airlines
Wed, Feb 18 - Fri, Mar 6
BOS
Boston
GUM
Guam
$1,787 Roundtrip, found 2 days ago
$1,787
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Feb 18 from Boston to Guam, returning Fri, Mar 6, priced at $1,787 found 2 days ago
Delta
Tue, Mar 24 - Mon, Apr 6
BOS
Boston
GUM
Guam
$1,873 Roundtrip, found 1 day ago
$1,873
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Mar 24 from Boston to Guam, returning Mon, Apr 6, priced at $1,873 found 1 day ago
Delta
Sun, Mar 1 - Wed, Mar 11
BOS
Boston
GUM
Guam
$1,874 Roundtrip, found 4 days ago
$1,874
Roundtrip
found 4 days ago
Select Delta flight, departing Sun, Mar 1 from Boston to Guam, returning Wed, Mar 11, priced at $1,874 found 4 days ago
Delta
Sun, Mar 1 - Wed, Mar 11
BOS
Boston
GUM
Guam
$1,874 Roundtrip, found 4 days ago
$1,874
Roundtrip
found 4 days ago
Select Delta flight, departing Sun, Mar 1 from Boston to Guam, returning Wed, Mar 11, priced at $1,874 found 4 days ago
Etihad Airways
Wed, Sep 9 - Sat, Sep 26
BOS
Boston
GUM
Guam
$1,877 Roundtrip, found 4 days ago
$1,877
Roundtrip
found 4 days ago
Select Etihad Airways flight, departing Wed, Sep 9 from Boston to Guam, returning Sat, Sep 26, priced at $1,877 found 4 days ago
Delta
Sun, Mar 1 - Wed, Mar 11
BOS
Boston
GUM
Guam
$1,886 Roundtrip, found 4 days ago
$1,886
Roundtrip
found 4 days ago
Select Delta flight, departing Sun, Mar 1 from Boston to Guam, returning Wed, Mar 11, priced at $1,886 found 4 days ago
Etihad Airways
Wed, Sep 23 - Wed, Sep 30
BOS
Boston
GUM
Guam
$1,901 Roundtrip, found 5 days ago
$1,901
Roundtrip
found 5 days ago
Select Etihad Airways flight, departing Wed, Sep 23 from Boston to Guam, returning Wed, Sep 30, priced at $1,901 found 5 days ago
United
Mon, Feb 16 - Tue, Feb 24
BOS
Boston
GUM
Guam
$1,918 Roundtrip, found 7 hours ago
$1,918
Roundtrip
found 7 hours ago
Select United flight, departing Mon, Feb 16 from Boston to Guam, returning Tue, Feb 24, priced at $1,918 found 7 hours ago

Find the cheapest month to fly from Boston (BOS) to Barrigada (GUM)

March is typically the cheapest month to fly

From $1,447 - $2,611 per traveler.

Alternative airports near Barrigada

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to A.B. Won Pat Intl. GUM. Cheapest option available. Flights from $2,528
GUM
A.B. Won Pat Intl.
Cheapest
Flights from $2,528
Flights from Boston (BOS) to Guam (GUM)
Origin airport
Logan Intl.
Destination airport
A.B. Won Pat Intl.
Airlines serving
Delta, United
Roundtrip price
$1,591
Distance
7957 mi

Boston to Guam Flights

The cheapest times to fly from Boston to Guam

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to Guam are during the month of September. You can find some of the cheapest flights from Boston to Guam with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Guam

Sunday is one of the best days to book for cheap flights from Boston to Guam: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boston to Guam

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to Guam in 2026. You can also book with separate airlines for your outbound and return journeys, from $756 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to Guam flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to Guam airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to A.B. Won Pat Intl. Airport (GUM) cost?
Get a cheap one-way flight from $756 or cheap return flight from $1,591 from Logan Intl. Airport (BOS) to A.B. Won Pat Intl. Airport (GUM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to A.B. Won Pat Intl. Airport (GUM)?
Traveling in September can help you save, as it's the cheapest month for flights between BOS and GUM. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to A.B. Won Pat Intl. Airport (GUM)?
To find the cheapest airline flying from BOS to GUM, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Logan Intl. Airport (BOS) to A.B. Won Pat Intl. Airport (GUM)?
You'll need to book a flight with a layover if you're traveling from Logan Intl. Airport (BOS) to A.B. Won Pat Intl. Airport (GUM). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from BOS to GUM?
Generally you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can vary depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Logan Intl. Airport (BOS) to A.B. Won Pat Intl. Airport (GUM)?
To avoid possible delays on the Logan Intl. Airport (BOS) to A.B. Won Pat Intl. Airport (GUM) route, aim to fly before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to A.B. Won Pat Intl. Airport (GUM) last-minute?
Booking your flight from BOS to GUM right before your getaway is generally more expensive. However, if you're flexible with your departure dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a BOS to GUM flight and hotel package?
Compared with arranging flights and hotels separately, booking a BOS to GUM flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place will take the stress out of travel planning. Just secure your flights and select from our wide range of stays, then customize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to A.B. Won Pat Intl. Airport (GUM)?
Typically, you're able to reschedule or cancel your BOS to GUM flight. However, there may be additional charges, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you need more information, head to our Customer Service portal.

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*Available to One Key members.