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$235+ 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SNN
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Galway are usually found in January or February, booked 82 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

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 July 1, 2025.

Round-trip from

$444
(United Airlines)

One-way from

$235
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$877
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 ($123 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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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 July 1, 2025.

This United Airlines deal was found by Cheapflights users on 6/30. 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 8/2512:13 pmBOS - SNN
2 stops14h 17mUnited Airlines
Tue 9/212:30 pmSNN - BOS
2 stops16h 27mUnited Airlines
Deal found 6/30$444
This American Airlines deal was found by Cheapflights users on 6/30. 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 9/307:25 amBOS - SNN
1 stop27h 45mAmerican Airlines
Tue 10/149:15 pmSNN - BOS
1 stop19h 05mAmerican Airlines
Deal found 6/30$448
This FlightHub deal was found by Cheapflights users on 7/1. 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 9/92:45 pmBOS - SNN
1 stop10h 10mAer Lingus
Wed 9/241:45 pmSNN - BOS
Nonstop6h 45mAer Lingus
Deal found 7/1$456
This Delta deal was found by Cheapflights users on 6/30. 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 7/206:05 amBOS - SNN
1 stop24h 05mDelta
Sun 8/31:05 pmSNN - BOS
1 stop23h 57mDelta
Deal found 6/30$473
This Aer Lingus deal was found by Cheapflights users on 6/29. 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 Aer Lingus is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/912:20 pmBOS - SNN
1 stop12h 35mMultiple Airlines
Thu 9/181:45 pmSNN - BOS
Nonstop6h 45mMultiple Airlines
Deal found 6/29$496

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 July 1, 2025.
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

Mon 8/25

12:13 pm-7:30 am

2 stops14h 17m

Shannon

Tue 9/2

12:30 pm-11:57 pm

2 stops16h 27m

$444

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Sun 8/17

7:30 pm-11:20 am

1 stop10h 50m

Shannon

Sun 8/24

9:15 pm-8:10 pm

1 stop27h 55m

$448

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Mon 8/4

8:59 pm-11:10 am

1 stop9h 11m

Shannon

Fri 8/8

1:05 pm-10:51 pm

1 stop14h 46m

$453

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Sun 9/28

2:45 pm-5:55 am

1 stop10h 10m

Shannon

Mon 10/6

1:45 pm-3:30 pm

Nonstop6h 45m

$454

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Sun 7/20

6:05 am-11:10 am

1 stop24h 05m

Shannon

Sun 8/3

1:05 pm-8:02 am

1 stop23h 57m

$473

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Tue 9/9

12:20 pm-5:55 am

1 stop12h 35m

Shannon

Tue 9/16

1:45 pm-3:30 pm

Nonstop6h 45m

$486

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Tue 9/23

11:35 pm-8:20 pm

2 stops15h 45m

$235

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Wed 8/27

6:35 pm-5:25 am

Nonstop5h 50m

$275

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Tue 9/2

8:02 pm-10:15 am

1 stop9h 13m

$304

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Wed 7/16

1:10 pm-11:10 am

1 stop17h 00m

$419

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 11 results
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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 June 27, 2025.

The best time to book flights from Boston to Galway is 82 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, February is the cheapest month in which you can book a flight from Boston to Galway (average of $533). Flying from Boston to Galway in June is currently the most expensive (average of $938). 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 July 1, 2025.

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.

What is the cheapest day to fly from Boston to Galway?

Use this chart to determine the cheapest time to fly round-trip from Boston to Galway. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boston to Galway flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 July 1, 2025.

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 July 1, 2025.
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
8.0
Very good
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,858 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aer Lingus
7.1
Good
1,140 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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, 18 users have taken a look at flights from Boston Logan Intl to Galway.

  • 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 $275. Users have also found prices from $304 and $513 on United Airlines and American 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 (95%) 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 $313. On average you can expect to pay $572. The most popular route, (Boston Logan Intl - Shannon), can usually be booked for $364.

  • 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, February is the cheapest month in which you can book a flight from Boston to Galway (average of $533). Flying from Boston to Galway in June is currently the most expensive (average of $938). 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

Browse thousands of different options on Cheapflights for your next trip

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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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$440Average$743FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$462Average$638FlexibilityNo cancel feeOn-time69%
DeltaCheapest$495Average$637FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$519Average$685FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$536Average$819FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$842Average$947FlexibilityNo cancel feeOn-time62%

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