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$248+ Cheap flights from Boston (BOS) to Galway, Ireland

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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SNN
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Galway are usually found in November or February, booked 22 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Boston to Galway

Keep the following information in mind while searching for Boston to Galway flight deals. Data was last updated January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$368
(United Airlines)

One-way from

$248
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$579
Provider with most accurate pricing for Boston Logan Intl-Shannon flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Shannon flights.
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From Boston Logan Intl to Galway
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One-way flight from Boston Logan Intl to Galway
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Highest demand for flights based on searches. 14% potential increase in price ($111 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Boston to Galway

Cheapest flights from Boston to Galway
Explore the most affordable flight options available from Boston to Galway. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This United Airlines deal was found by Cheapflights users on 1/14. 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 4/138:15 pm
BOS
-
SNN
1 stop9h 00m
United Airlines
Wed 4/2912:30 pm
SNN
-
BOS
1 stop10h 49m
United Airlines
Deal found 1/14$368
This United Airlines deal was found by Cheapflights users on 1/13. 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 4/2812:30 pm
BOS
-
SNN
2 stops16h 45m
United Airlines
Tue 5/512:30 pm
SNN
-
BOS
1 stop10h 43m
United Airlines
Deal found 1/13$373
This Booking.com deal was found by Cheapflights users on 1/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:30 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Tue 4/281:45 pm
SNN
-
BOS
Nonstop6h 55m
Aer Lingus
Deal found 1/13$391
This Booking.com deal was found by Cheapflights users on 1/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:30 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Tue 5/51:45 pm
SNN
-
BOS
Nonstop6h 55m
Aer Lingus
Deal found 1/13$392
This Booking.com deal was found by Cheapflights users on 1/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/17:25 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Tue 2/102:45 pm
SNN
-
BOS
Nonstop7h 05m
Aer Lingus
Deal found 1/13$395
This FlightHub deal was found by Cheapflights users on 1/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:30 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Tue 5/51:45 pm
SNN
-
BOS
Nonstop6h 55m
Aer Lingus
Deal found 1/13$396
This American Airlines deal was found by Cheapflights users on 1/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/17:25 pm
BOS
-
SNN
Nonstop5h 55m
American Airlines
Tue 2/102:45 pm
SNN
-
BOS
Nonstop7h 05m
American Airlines
Deal found 1/13$397
This United Airlines deal was found by Cheapflights users on 1/13. 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 4/66:25 pm
BOS
-
SNN
1 stop10h 50m
United Airlines
Mon 4/2012:30 pm
SNN
-
BOS
1 stop10h 49m
United Airlines
Deal found 1/13$398
This Booking.com deal was found by Cheapflights users on 1/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:30 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Mon 5/41:45 pm
SNN
-
BOS
Nonstop6h 55m
Aer Lingus
Deal found 1/14$399
This American Airlines deal was found by Cheapflights users on 1/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:34 am
BOS
-
SNN
1 stop13h 26m
American Airlines
Tue 5/51:45 pm
SNN
-
BOS
Nonstop6h 55m
American Airlines
Deal found 1/13$400
This KAYAK deal was found by Cheapflights users on 1/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/198:15 pm
BOS
-
SNN
1 stop9h 00m
Lufthansa
Mon 4/2712:30 pm
SNN
-
BOS
2 stops29h 16m
Lufthansa
Deal found 1/13$401

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Galway 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 January 15, 2026.
Use the filters below to find and compare flights from Boston to Galway that are best for you.

Fly from

Boston

Fly to

Galway

Route

Depart

Return

Price

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Wed 4/22

9:20 am-10:15 am

2 stops19h 55m

Shannon

Wed 4/29

12:30 pm-6:19 pm

1 stop10h 49m

$373

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Sun 4/19

6:25 pm-10:15 am

1 stop10h 50m

Shannon

Tue 4/28

12:30 pm-7:06 pm

2 stops35h 36m

$373

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Tue 4/21

8:15 pm-10:15 am

1 stop9h 00m

Shannon

Mon 4/27

12:30 pm-6:19 pm

1 stop10h 49m

$398

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Sun 4/19

8:15 pm-10:15 am

1 stop9h 00m

Shannon

Mon 4/27

12:30 pm-6:19 pm

1 stop10h 49m

$398

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Mon 2/16

4:20 pm-7:25 pm

2 stops22h 05m

Shannon

Mon 2/23

8:05 pm-2:20 pm

1 stop23h 15m

$445

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Tue 7/7

8:45 pm-11:10 am

1 stop9h 25m

Shannon

Thu 7/23

1:05 pm-10:36 pm

1 stop14h 31m

$447

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Sun 5/24

8:45 pm-11:10 am

1 stop9h 25m

Shannon

Fri 6/5

1:05 pm-10:36 pm

1 stop14h 31m

$447

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Tue 7/7

5:00 pm-11:10 am

1 stop13h 10m

Shannon

Wed 8/5

1:05 pm-10:36 pm

1 stop14h 31m

$447

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Sat 5/2

12:20 pm-10:15 am

2 stops16h 55m

Shannon

Sun 5/10

12:30 pm-11:54 pm

2 stops16h 24m

$453

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Tue 2/3

3:35 pm-4:45 pm

2 stops20h 10m

Shannon

Sun 2/8

8:05 pm-3:15 pm

2 stops48h 10m

$454

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Showing 1-10 of 21 results
1
2
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Best time to book a flight from Boston to Galway

Have a flexible travel schedule? Discover the best time to fly to Galway 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 Galway

How far ahead should I book a flight from Boston to Galway?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Galway. Price data was last updated on January 9, 2026.

The best time to book flights from Boston to Galway is 22 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Boston to Galway?

Currently, November is the cheapest month in which you can book a flight from Boston to Galway (average of $338). Flying from Boston to Galway in June is currently the most expensive (average of $475). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to G4W?

Find hourly flight availability from Boston to Galway. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 15, 2026.

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

Weekly flight availability from Boston to Galway

Explore weekly flight availability from Boston to Galway. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 15, 2026.

The most flights from BOS to G4W are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Reviews of airlines servicing Galway

Get insights into the airlines that provide service to Galway. 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 Galway. Reviews last updated January 15, 2026.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Boston to Galway have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,052 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,052 reviews
Delta
7.9
Good
8,052 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,164 reviews
Delta
7.9
Good
8,052 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,136 reviews
Delta
7.9
Good
8,052 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Aer Lingus
7.2
Good
1,435 reviews
Delta
7.9
Good
8,052 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
JetBlue
7.2
Good
2,887 reviews
Delta
7.9
Good
8,052 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Boston to Galway. 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 Galway?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Boston to Galway. 6 airlines have flights from Logan Intl to Galway on a regular basis. Booking flights from Boston Logan Intl to Galway should not be difficult; the airport handles an average of 4 outbound flights to Galway per day.

  • How popular is this Boston to Galway flight route?

    Within the past month, 9 users have taken a look at flights from Boston Logan Intl to Galway.

  • How long is the flight from Boston to Galway?

    A quick flight from Boston to Galway can take about 19h 55m. United Airlines provides one of the quickest options available for as low as $373. Boston and Galway are separated by a distance of 2885 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Boston to Galway one-way?

    For one-way options, check prices for Aer Lingus. According to our data, you can fly for as low as $273. Users have also found prices from $290 and $334 on JetBlue and United Airlines, respectively.

  • What are the most reliable airlines from Boston to Galway?

    No one likes to see their flight delayed. When booking a flight from Boston to Galway consider choosing American Airlines (95%), Aer Lingus (95%) or JetBlue (90%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Boston to Galway?

    The cheapest flight price from Boston to Galway is $274. On average you can expect to pay $2,383. The most popular route, (Boston Logan Intl - Shannon), can usually be booked for $368.

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

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

  • How can I find direct flights from Boston to Galway?

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

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

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

  • What is the cheapest month to book a flight from Boston to Galway?

    Currently, November is the cheapest month in which you can book a flight from Boston to Galway (average of $338). Flying from Boston to Galway in June is currently the most expensive (average of $475). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 6 airlines flying from Boston to Galway

Discover the top 6 airlines that operate flights from Boston to Galway. 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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$244Average$563FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$371Average$597FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$373Average$683FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$423Average$685FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$469Average$777FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$932Average$1,371FlexibilityNo cancel feeOn-time62%

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