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Guam

$1,969+ Cheap flights from Boston (BOS) to Guam

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 12/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — GUM
Jul 11 — Jul 181
Sat 7/11
Sat 7/18
1 adult, Economy
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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 June 11, 2026.

This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/218:15 pm
BOS
-
GUM
2 stops31h 35m
United Airlines
Mon 1/187:45 am
GUM
-
BOS
3 stops24h 43m
United Airlines
Deal found 6/8$1,969
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/218:15 pm
BOS
-
GUM
2 stops31h 35m
United Airlines
Sun 1/177:45 pm
GUM
-
BOS
2 stops39h 37m
United Airlines
Deal found 6/8$1,994
This United Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:00 am
BOS
-
GUM
2 stops22h 05m
United Airlines
Wed 9/97:10 am
GUM
-
BOS
2 stops23h 57m
United Airlines
Deal found 6/7$2,019
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:45 am
BOS
-
GUM
3 stops32h 35m
United Airlines
Mon 8/247:05 am
GUM
-
BOS
2 stops24h 24m
United Airlines
Deal found 6/10$2,044
This United Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:00 am
BOS
-
GUM
2 stops22h 05m
United Airlines
Wed 9/912:15 pm
GUM
-
BOS
2 stops31h 44m
United Airlines
Deal found 6/7$2,045
This Delta deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:06 am
BOS
-
GUM
2 stops24h 49m
Delta
Sun 9/65:20 pm
GUM
-
BOS
2 stops46h 05m
Delta
Deal found 6/7$2,053
This Delta deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/308:50 pm
BOS
-
GUM
2 stops37h 05m
Delta
Sun 9/65:20 pm
GUM
-
BOS
2 stops46h 05m
Delta
Deal found 6/7$2,063
This United Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:00 am
BOS
-
GUM
2 stops22h 05m
United Airlines
Fri 9/117:10 am
GUM
-
BOS
2 stops22h 45m
United Airlines
Deal found 6/7$2,069
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/135:45 am
BOS
-
GUM
3 stops32h 35m
United Airlines
Sat 9/267:10 am
GUM
-
BOS
3 stops27h 52m
United Airlines
Deal found 6/9$2,094
This Delta deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:06 am
BOS
-
GUM
2 stops24h 49m
Delta
Fri 9/112:00 am
GUM
-
BOS
2 stops35h 32m
Delta
Deal found 6/7$2,103
This Delta deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/308:50 pm
BOS
-
GUM
2 stops37h 05m
Delta
Fri 9/112:00 am
GUM
-
BOS
2 stops35h 32m
Delta
Deal found 6/7$2,113

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 June 11, 2026.

Round-trip from

$2,019
(United Airlines)

Popular in

July

Cheapest in

October

Average price

$2,761
From Boston Logan Intl to Guam
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($574 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($259 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Guam that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 11, 2026.
Use the filters below to find and compare flights from Boston to Guam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

Sun 9/13

6:35 pm-6:05 pm

2 stops33h 30m

Tamuning Guam Intl

Sat 9/26

7:10 am-8:00 pm

2 stops26h 50m

$2,019

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

Mon 8/10

8:15 pm-6:05 pm

2 stops31h 50m

Tamuning Guam Intl

Mon 8/24

7:05 am-11:38 pm

2 stops30h 33m

$2,019

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

Tue 9/1

9:06 am-11:55 pm

2 stops24h 49m

Tamuning Guam Intl

Fri 9/11

2:00 am-11:32 pm

2 stops35h 32m

$2,103
Quickest round-trip

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

Fri 9/4

6:00 am-6:05 pm

2 stops22h 05m

Tamuning Guam Intl

Fri 9/11

7:10 am-3:55 pm

2 stops22h 45m

$2,119

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

Sat 9/5

9:06 am-11:55 pm

2 stops24h 49m

Tamuning Guam Intl

Fri 9/11

5:20 pm-11:32 pm

2 stops44h 12m

$2,153

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

Sat 9/12

8:21 pm-6:05 pm

2 stops31h 44m

Tamuning Guam Intl

Wed 9/16

7:10 am-2:39 pm

2 stops21h 29m

$2,344

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

Wed 7/29

6:10 pm-6:05 pm

2 stops33h 55m

Tamuning Guam Intl

Tue 8/4

7:05 am-5:34 pm

2 stops24h 29m

$2,359
Cheapest one-way

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

Sat 7/4

3:50 pm-6:05 pm

2 stops60h 15m

$2,313

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

Fri 7/3

1:37 pm-6:05 pm

3 stops38h 28m

$2,432
Quickest one-way

BostonTamuning

BOS - GUM

BOSGUM

Boston Logan Intl

Thu 7/2

8:20 pm-6:05 pm

2 stops31h 45m

$2,844

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/7

Sorted by cheapest first

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

Reviews of airlines servicing Guam

Get insights into the airlines that provide service to Guam. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Guam. Reviews last updated June 11, 2026.
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
9,804 reviews

Food

6.6

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,804 reviews
United Airlines
7.4
Good
9,804 reviews

Food

6.6

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

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?

    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 33h 30m. United Airlines provides one of the quickest options available for as low as $2,019. Boston and Guam are separated by a distance of 7953 mi.

  • 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

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Top airline flying from Boston to Guam

Discover the top airline that operate flights from Boston to Guam. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$2,017Average$2,431FlexibilityNo cancel feeOn-time69%

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