How long is the flight from Boston to Guam?

A quick flight from Boston to Guam can take about 34h 15m. United Airlines provides one of the quickest options available for as low as $1,918. Boston and Guam are separated by a distance of 7953 mi. Both multi-stop and nonstop flights can be found to your destination and back.

In terms of precipitation, rainfall in Guam ranges from 2.6 - 14.4 inches per month. August is typically the wettest month, when rainfall can reach 14.4 in. March is typically the driest time to visit Guam when rainfall is around 2.6 in.

If weather is an important factor for your trip to Guam, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

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

For a flight from Boston to Guam, you will be flying from Logan Intl. Boston Logan Intl (BOS) is just 2.6 mi from the center of the city.

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

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

How can I find direct flights from Boston to Guam?

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

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

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

$1,547+ Flights from Boston to Guam

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Cheap flight deals from Boston to Guam

Cheapest flights from Boston to Guam
Explore the most affordable flight options available from Boston to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 12, 2025.

vie. 12/265:20 amBOS - GUM

2 stops22h 40mUnited Airlines

mié. 12/317:40 amGUM - BOS

2 stops24h 12mUnited Airlines

Deal found 12/10

$2,978

dom. 12/213:15 pmBOS - GUM

2 stops60h 45mUnited Airlines

jue. 1/17:40 amGUM - BOS

2 stops30h 08mUnited Airlines

Deal found 12/11

$2,982

lun. 12/226:14 pmBOS - GUM

2 stops33h 46mUnited Airlines

sáb. 1/37:40 amGUM - BOS

2 stops27h 16mUnited Airlines

Deal found 12/10

$3,140

lun. 12/159:30 amBOS - GUM

2 stops27h 50mUnited Airlines

mié. 12/177:20 pmGUM - BOS

2 stops41h 24mUnited Airlines

Deal found 12/11

$3,168

Best flights from Boston to Guam
Discover carefully curated flight deals from Boston to Guam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 12, 2025.

mié. 3/45:50 pmBOS - GUM

2 stops34h 15mUnited Airlines

mié. 3/187:25 amGUM - BOS

2 stops23h 16mUnited Airlines

Deal found 12/11

$1,918

dom. 2/18:20 pmBOS - GUM

2 stops35h 45mDelta

vie. 2/131:00 amGUM - BOS

2 stops44h 50mDelta

Deal found 12/11

$2,148

sáb. 2/145:35 amBOS - GUM

2 stops22h 30mUnited Airlines

sáb. 2/217:40 amGUM - BOS

2 stops32h 09mUnited Airlines

Deal found 12/11

$2,018

mar. 1/65:50 amBOS - GUM

2 stops26h 15mDelta

jue. 1/151:00 amGUM - BOS

2 stops44h 05mDelta

Deal found 12/11

$2,273

mié. 1/216:17 pmBOS - GUM

2 stops33h 48mUnited Airlines

dom. 1/257:20 pmGUM - BOS

2 stops38h 37mUnited Airlines

Deal found 12/10

$2,252

lun. 1/56:23 pmBOS - GUM

2 stops37h 42mDelta

jue. 1/151:00 amGUM - BOS

2 stops44h 53mDelta

Deal found 12/11

$2,288

dom. 1/187:07 pmBOS - GUM

2 stops32h 58mUnited Airlines

sáb. 1/247:40 amGUM - BOS

2 stops24h 12mUnited Airlines

Deal found 12/10

$2,278

sáb. 1/316:17 pmBOS - GUM

2 stops57h 48mUnited Airlines

vie. 2/67:40 amGUM - BOS

2 stops29h 02mUnited Airlines

Deal found 12/10

$2,323

dom. 2/15:45 amBOS - GUM

2 stops22h 20mUnited Airlines

sáb. 2/147:40 amGUM - BOS

3 stops31h 17mUnited Airlines

Deal found 12/11

$2,328

sáb. 1/106:17 pmBOS - GUM

2 stops57h 48mUnited Airlines

sáb. 1/177:40 amGUM - BOS

2 stops31h 12mUnited Airlines

Deal found 12/11

$2,389

Last-minute flights from Boston to Guam
Discover last-minute flight deals from Boston to Guam. Data last updated diciembre 12, 2025 and is based on user searches.

dom. 12/213:15 pmBOS - GUM

2 stops60h 45mUnited Airlines

jue. 1/17:40 amGUM - BOS

2 stops30h 08mUnited Airlines

Deal found 12/11

$2,982

vie. 12/265:20 amBOS - GUM

2 stops22h 40mUnited Airlines

mié. 12/317:40 amGUM - BOS

2 stops24h 12mUnited Airlines

Deal found 12/10

$2,978

lun. 1/56:23 pmBOS - GUM

2 stops37h 42mDelta

jue. 1/151:00 amGUM - BOS

2 stops44h 53mDelta

Deal found 12/11

$2,288

mar. 1/65:50 amBOS - GUM

2 stops26h 15mDelta

jue. 1/151:00 amGUM - BOS

2 stops44h 05mDelta

Deal found 12/11

$2,273

mié. 1/79:30 amBOS - GUM

2 stops27h 50mUnited Airlines

vie. 1/167:40 amGUM - BOS

2 stops29h 15mUnited Airlines

Deal found 12/11

$2,551

sáb. 1/106:17 pmBOS - GUM

2 stops57h 48mUnited Airlines

sáb. 1/177:40 amGUM - BOS

2 stops31h 12mUnited Airlines

Deal found 12/11

$2,389

dom. 1/187:07 pmBOS - GUM

2 stops32h 58mUnited Airlines

sáb. 1/247:40 amGUM - BOS

2 stops24h 12mUnited Airlines

Deal found 12/10

$2,278

mié. 1/216:17 pmBOS - GUM

2 stops33h 48mUnited Airlines

dom. 1/257:20 pmGUM - BOS

2 stops38h 37mUnited Airlines

Deal found 12/10

$2,252

sáb. 1/316:17 pmBOS - GUM

2 stops57h 48mUnited Airlines

vie. 2/67:40 amGUM - BOS

2 stops29h 02mUnited Airlines

Deal found 12/10

$2,323

One-way flights from Boston to Guam
Search for one-way flight options from Boston to Guam. Find affordable one-way fares based on user searches. Data last updated diciembre 12, 2025.

jue. 1/295:50 amBOS - GUM

2 stops41h 45mDelta

Deal found 12/10

$1,547

mié. 12/175:58 pmBOS - GUM

2 stops34h 02mUnited Airlines

Deal found 12/11

$1,721

jue. 1/295:45 amBOS - GUM

3 stops46h 20mUnited Airlines

Deal found 12/10

$1,831

Find flight deals from Boston to Guam

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$1,918 (United Airlines)
One-way from	$1,547 (Delta)
Popular in	January
Cheapest in	February
Average price	$2,242

Provider with most accurate pricing for Boston Logan Intl-Tamuning Guam Intl flight deals.

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Provider most trusted by Cheapflights users for Boston Logan Intl-Tamuning Guam Intl flights.

Search Deals

From Boston Logan Intl to Guam

Search Deals

One-way flight from Boston Logan Intl to Guam

Search Deals

Highest demand for flights based on searches. 3% potential increase in price ($99 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 8% potential price decrease ($201 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

mié. 3/4

5:50 pm-7:05 pm

2 stops34h 15m

Tamuning Guam Intl

mié. 3/18

7:25 am-4:41 pm

2 stops23h 16m

$1,918

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

sáb. 2/14

5:35 am-7:05 pm

2 stops22h 30m

Tamuning Guam Intl

sáb. 2/21

7:40 am-12:49 am

2 stops32h 09m

$2,018

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

dom. 2/1

8:20 pm-11:05 pm

2 stops35h 45m

Tamuning Guam Intl

vie. 2/13

1:00 am-6:50 am

2 stops44h 50m

$2,148

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

mié. 1/21

6:17 pm-7:05 pm

2 stops33h 48m

Tamuning Guam Intl

dom. 1/25

7:20 pm-6:57 pm

2 stops38h 37m

$2,252

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

mar. 1/6

5:50 am-11:05 pm

2 stops26h 15m

Tamuning Guam Intl

jue. 1/15

1:00 am-6:05 am

2 stops44h 05m

$2,273

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

dom. 1/18

7:07 pm-7:05 pm

2 stops32h 58m

Tamuning Guam Intl

sáb. 1/24

7:40 am-4:52 pm

2 stops24h 12m

$2,278

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

lun. 1/5

6:23 pm-11:05 pm

2 stops37h 42m

Tamuning Guam Intl

jue. 1/15

1:00 am-6:53 am

2 stops44h 53m

$2,288

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

sáb. 1/31

6:17 pm-7:05 pm

2 stops57h 48m

Tamuning Guam Intl

vie. 2/6

7:40 am-9:42 pm

2 stops29h 02m

$2,323

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

dom. 2/1

5:45 am-7:05 pm

2 stops22h 20m

Tamuning Guam Intl

sáb. 2/14

7:40 am-11:57 pm

3 stops31h 17m

$2,328

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

sáb. 1/10

6:17 pm-7:05 pm

2 stops57h 48m

Tamuning Guam Intl

sáb. 1/17

7:40 am-11:52 pm

2 stops31h 12m

$2,389

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 13 results

Best time to book a flight from Boston to Guam

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

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.

Cheapflights Insights

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

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

It’s optimal to fly from Boston to Guam in the morning. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Guam

Read reviews from past customers who have flown United Airlines from Boston to Guam. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,095 reviews

Reviews

1 / 20

10.0

Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

United Airlines

7.4

Good

9,095 reviews

United Airlines

7.4

Good

9,095 reviews

Reviews

1 / 20

10.0

Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

What airport do you fly from for flights from Boston to Guam?
For a flight from Boston to Guam, you will be flying from Logan Intl. Boston Logan Intl (BOS) is just 2.6 mi from the center of the city.
How long is the flight from Boston to Guam?
A quick flight from Boston to Guam can take about 34h 15m. United Airlines provides one of the quickest options available for as low as $1,918. Boston and Guam are separated by a distance of 7953 mi. Both multi-stop and nonstop flights can be found to your destination and back.
Can I find deals for flights from Boston to Guam that include hotel bookings?
Yes. In addition to deals on Boston to Guam flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boston to Guam?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Guam.
Can I find deals for business class flights from Boston to Guam?
Yes. Cheapflights offers flight deals from Boston to Guam 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Boston to Guam

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Boston to Palmerston North flights

Top airline flying from Boston to Guam

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$1,917	Average$2,342	FlexibilityNo cancel fee	On-time69%

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$1,547+ Cheap flights from Boston (BOS) to Guam

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/29. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Boston to Guam with Cheapflights

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Cheap flight deals from Boston to Guam

Cheapest flights from Boston to GuamExplore the most affordable flight options available from Boston to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 12, 2025.

Explore the most affordable flight options available from Boston to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 12, 2025.

Find flight deals from Boston to Guam

Keep the following information in mind while searching for Boston to Guam flight deals. Data was last updated diciembre 12, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Boston to Guam that are best for you.

Best time to book a flight from Boston to Guam

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

Cheapflights Insights

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

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

Find hourly flight availability from Boston to Guam. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 12, 2025.

Reviews of airlines servicing Guam

Read reviews from past customers who have flown United Airlines from Boston to Guam. Users can see the overall rating for each airline as well as how each is rated 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 Boston to Guam. 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 from for flights from Boston to Guam?

How long is the flight from Boston to Guam?

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

How can I find direct flights from Boston to Guam?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boston to Guam

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

Top airline flying from Boston to Guam

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Cheapest flights from Boston to Guam
Explore the most affordable flight options available from Boston to Guam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 12, 2025.