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$315+ 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 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SNN
Jun 20 — Jun 271
Sat 6/20
Sat 6/27
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Galway are usually found in November or January, booked 35 days in advance, depart on a Friday or Sunday and return on a Tuesday

Cheap 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 May 21, 2026.

This United Airlines deal was found by Cheapflights users on 5/20. 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.
Thu 9/103:13 pm
BOS
-
SNN
1 stop11h 17m
United Airlines
Thu 9/1712:30 pm
SNN
-
BOS
1 stop26h 18m
United Airlines
Deal found 5/20$628
This United Airlines deal was found by Cheapflights users on 5/17. 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.
Thu 9/103:13 pm
BOS
-
SNN
1 stop11h 17m
United Airlines
Tue 9/159:30 am
SNN
-
BOS
2 stops14h 49m
United Airlines
Deal found 5/17$633
This Booking.com deal was found by Cheapflights users on 5/20. 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.
Tue 11/177:25 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Tue 11/242:45 pm
SNN
-
BOS
Nonstop7h 05m
Aer Lingus
Deal found 5/20$636
This FlightHub deal was found by Cheapflights users on 5/16. 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.
Thu 11/57:25 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Sat 11/142:45 pm
SNN
-
BOS
Nonstop7h 05m
Aer Lingus
Deal found 5/16$643
This Gotogate deal was found by Cheapflights users on 5/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:25 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Fri 11/132:45 pm
SNN
-
BOS
Nonstop7h 05m
Aer Lingus
Deal found 5/16$652
This Booking.com deal was found by Cheapflights users on 5/20. 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 9/96:30 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Mon 11/92:45 pm
SNN
-
BOS
Nonstop7h 05m
Aer Lingus
Deal found 5/20$656
This United Airlines deal was found by Cheapflights users on 5/18. 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 pm
BOS
-
SNN
1 stop11h 15m
United Airlines
Wed 9/169:30 am
SNN
-
BOS
1 stop11h 57m
United Airlines
Deal found 5/18$658
This United Airlines deal was found by Cheapflights users on 5/18. 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 9/17:00 pm
BOS
-
SNN
1 stop10h 15m
United Airlines
Tue 9/1512:30 pm
SNN
-
BOS
2 stops16h 29m
United Airlines
Deal found 5/18$663
This Kiwi.com deal was found by Cheapflights users on 5/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:25 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Sun 11/222:45 pm
SNN
-
BOS
Nonstop7h 05m
Aer Lingus
Deal found 5/16$672
This Justfly.com deal was found by Cheapflights users on 5/16. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:25 pm
BOS
-
SNN
Nonstop5h 55m
Aer Lingus
Sun 11/292:45 pm
SNN
-
BOS
Nonstop7h 05m
Aer Lingus
Deal found 5/16$674
This Delta deal was found by Cheapflights users on 5/20. 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 9/18:45 pm
BOS
-
SNN
1 stop9h 25m
Delta
Sat 9/51:05 pm
SNN
-
BOS
1 stop14h 31m
Delta
Deal found 5/20$687

Find flight deals from Boston to Galway

Keep the following information in mind while searching for Boston to Galway flight deals. Data was last updated May 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$628
(United Airlines)

One-way from

$315
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$631
Provider with most accurate pricing for Boston Logan Intl-Shannon flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Shannon flights.
Search Deals
From Boston Logan Intl to Galway
Search Deals
One-way flight from Boston Logan Intl to Galway
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 21, 2026.
Use the filters below to find and compare flights from Boston to Galway that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Thu 9/17

9:00 am-7:30 am

1 stop17h 30m

Shannon

Mon 9/21

9:30 am-5:41 pm

1 stop13h 11m

$658

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Tue 9/15

3:13 pm-10:15 am

2 stops14h 02m

Shannon

Sun 9/20

9:30 am-1:14 am

1 stop20h 44m

$663

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Tue 9/1

8:30 pm-10:15 am

1 stop8h 45m

Shannon

Sat 9/5

12:30 pm-12:34 am

2 stops17h 04m

$692

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Mon 9/7

3:13 pm-7:30 am

1 stop11h 17m

Shannon

Sat 9/12

9:30 am-7:28 pm

2 stops14h 58m

$692

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Thu 9/3

6:00 am-11:10 am

1 stop24h 10m

Shannon

Mon 9/7

1:05 pm-10:36 pm

1 stop14h 31m

$693

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Fri 7/10

8:15 pm-7:30 am

1 stop30h 15m

Shannon

Mon 7/27

9:30 am-9:29 am

1 stop28h 59m

$693

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Mon 8/24

11:00 am-7:30 am

2 stops15h 30m

Shannon

Sun 8/30

9:30 am-4:27 pm

1 stop11h 57m

$699

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Wed 7/22

10:35 am-7:30 am

1 stop15h 55m

Shannon

Wed 7/29

9:30 am-7:14 pm

2 stops14h 44m

$705

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Fri 7/10

6:43 pm-7:30 am

1 stop31h 47m

Shannon

Wed 7/22

9:30 am-4:29 pm

1 stop11h 59m

$706

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Sat 9/19

3:35 pm-10:15 am

1 stop13h 40m

Shannon

Fri 9/25

12:30 pm-5:55 pm

1 stop10h 25m

$717

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/20

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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

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 May 21, 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 May 21, 2026.

The most flights from BOS to G4W are scheduled on a Tuesday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

How much does it cost to fly round-trip from Boston to Galway?

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 May 21, 2026.
See what other customers who have flown with Delta,United Airlines, andAer Lingus 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
8,449 reviews

Overall

7.9

Crew

8.5

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,449 reviews
Delta
7.9
Good
8,449 reviews

Overall

7.9

Crew

8.5

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,748 reviews
Delta
7.9
Good
8,449 reviews

Overall

7.9

Crew

8.5

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Aer Lingus
7.3
Good
1,573 reviews
Delta
7.9
Good
8,449 reviews

Overall

7.9

Crew

8.5

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
JetBlue
7.2
Good
2,982 reviews
Delta
7.9
Good
8,449 reviews

Overall

7.9

Crew

8.5

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,642 reviews
Delta
7.9
Good
8,449 reviews

Overall

7.9

Crew

8.5

Comfort

7.8

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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. 8 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 6 outbound flights to Galway per day.

  • How popular is this Boston to Galway flight route?

    Within the past month, 15 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 17h 30m. United Airlines provides one of the quickest options available for as low as $658. Boston and Galway are separated by a distance of 2885 mi.

  • 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 (98%), Aer Lingus (98%) or JetBlue (97%) 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 $428. On average you can expect to pay $660. The most popular route, (Boston Logan Intl - Shannon), can usually be booked for $636.

  • 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.

See more FAQs

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Alternative routes for Boston to Galway

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Dublin flights
Boston to Shannon flights
Hartford to Dublin flights
Boston to Cork flights
Albany to Dublin flights
Hartford to Shannon flights
Worcester to Dublin flights

Top 8 airlines flying from Boston to Galway

Discover the top 8 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 May 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$244Average$560FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$352Average$607FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$366Average$497FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$416Average$669FlexibilityNo cancel feeOn-time71%
KLMCheapest$423Average$765FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$550Average$634FlexibilityNo cancel feeOn-time70%
IberiaCheapest$612Average$958FlexibilityNo cancel feeOn-time77%
JetBlueCheapest$827Average$1,269FlexibilityNo cancel feeOn-time62%

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