In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

What is the cheapest time of day to fly from GU to BOS?

When flying from Guam to Boston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Boston from Guam?

Most people fly into Boston Logan Intl (BOS) if they book a flight to Boston from Guam. Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

Can I find deals for flights from Guam to Boston that include hotel bookings?

Yes. In addition to deals on Guam to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Guam to Boston?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Guam to Boston.

Can I find deals for business class flights from Guam to Boston?

Yes. Cheapflights offers flight deals from Guam to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,596+ Cheap Flights from Guam to Boston

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Cheap flight deals from Guam to Boston

Cheapest

Cheapest flights from Guam to Boston
Explore the most affordable flight options available from Guam to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 26, 2026.

jue. 10/112:15 pm

GUM

BOS

2 stops23h 27m

United Airlines

sáb. 10/316:55 pm

BOS

GUM

2 stops57h 55m

United Airlines

Deal found 2/23

$1,596

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Best time to book a flight from Guam to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Guam with our price prediction graph.

GUM-BOS

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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Everything you need to know about your flight from Guam to Boston

GU0-BOS

GUM-BOS

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Boston

Peruse reviews from past customers who have flown with United Airlines from Guam to Boston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,348 reviews

Reviews

1 / 20

6.0

Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

United Airlines

7.4

Good

9,348 reviews

United Airlines

7.4

Good

9,348 reviews

Reviews

1 / 20

6.0

Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

What airport do you fly into for flights to Boston from Guam?
Most people fly into Boston Logan Intl (BOS) if they book a flight to Boston from Guam. Logan Intl is conveniently located just 2.6 mi from Boston’s city center.
Can I find deals for flights from Guam to Boston that include hotel bookings?
Yes. In addition to deals on Guam to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Guam to Boston?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Guam to Boston.
Can I find deals for business class flights from Guam to Boston?
Yes. Cheapflights offers flight deals from Guam to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top airline flying from Guam to Boston

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$1,646	Average$2,118	FlexibilityNo cancel fee	On-time69%

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$1,596+ Cheap flights from Guam to Boston (BOS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Guam to Boston with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Guam to Boston

Cheapest flights from Guam to BostonExplore the most affordable flight options available from Guam to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 26, 2026.

Explore the most affordable flight options available from Guam to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 26, 2026.

Find flight deals from Guam to Boston

Keep the following information in mind while searching for Guam to Boston flight deals. Data was last updated febrero 26, 2026.

Most accurate provider

Most trusted provider

Best time to book a flight from Guam to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Guam with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Guam to Boston

Reviews of airlines servicing Boston

Peruse reviews from past customers who have flown with United Airlines from Guam to Boston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Guam to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Boston from Guam?

Can I find deals for flights from Guam to Boston that include hotel bookings?

How can I find direct flights from Guam to Boston?

Can I find deals for business class flights from Guam to Boston?

Traveling to a place near Boston?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Guam to Boston

See prices for flight routes from nearby airports that may be better suited for you.

Other flights to Boston

Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on febrero 26, 2026.

Complete your trip

Complete your trip to Boston by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Guam to Boston by cabin class

Find flights from Guam to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Guam and Boston flights

Browse other Guam and Boston flight options. Last updated on febrero 26, 2026.

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Cheapest flights from Guam to Boston
Explore the most affordable flight options available from Guam to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 26, 2026.