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$321+ Cheap flights from Shannon (SNN) to Boston (BOS)

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
SNN — BOS
Jul 16 — Jul 231
Thu 7/16
Thu 7/23
1 adult, Economy
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Cheapflights Tip: The best prices from Shannon to Boston Logan Intl are usually found in January or November, booked 55 days in advance, depart on a Tuesday or Monday and return on a Friday

Cheap flight deals from Shannon to Boston

Cheapest flights from Shannon to Boston
Explore the most affordable flight options available from Shannon to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 16, 2026.

This United Airlines deal was found by Cheapflights users on 6/12. 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 9/109:30 am
SNN
-
BOS
2 stops17h 29m
United Airlines
Fri 9/188:30 pm
BOS
-
SNN
1 stop8h 45m
United Airlines
Deal found 6/12$558
This KLM deal was found by Cheapflights users on 6/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/31:05 pm
SNN
-
BOS
1 stop32h 08m
KLM
Wed 9/99:20 pm
BOS
-
SNN
1 stop8h 50m
KLM
Deal found 6/14$559
This United Airlines deal was found by Cheapflights users on 6/15. 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.
Fri 9/2512:30 pm
SNN
-
BOS
1 stop10h 22m
United Airlines
Tue 10/68:31 pm
BOS
-
SNN
2 stops32h 44m
United Airlines
Deal found 6/15$560
This United Airlines deal was found by Cheapflights users on 6/15. 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.
Fri 10/912:30 pm
SNN
-
BOS
1 stop10h 22m
United Airlines
Fri 10/1610:51 am
BOS
-
SNN
1 stop18h 24m
United Airlines
Deal found 6/15$568
This TravelUp deal was found by Cheapflights users on 6/13. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:30 pm
SNN
-
BOS
1 stop11h 55m
Multiple Airlines
Fri 10/235:45 pm
BOS
-
SNN
1 stop12h 30m
Multiple Airlines
Deal found 6/13$576
This Booking.com deal was found by Cheapflights users on 6/15. 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.
Thu 10/157:30 am
SNN
-
BOS
1 stop14h 30m
Multiple Airlines
Mon 10/267:35 pm
BOS
-
SNN
1 stop11h 55m
Multiple Airlines
Deal found 6/15$579
This KLM deal was found by Cheapflights users on 6/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/21:05 pm
SNN
-
BOS
1 stop11h 09m
KLM
Tue 7/79:05 am
BOS
-
SNN
1 stop21h 05m
KLM
Deal found 6/15$593
This KLM deal was found by Cheapflights users on 6/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/11:05 pm
SNN
-
BOS
1 stop30h 19m
KLM
Sun 7/57:00 pm
BOS
-
SNN
1 stop11h 10m
KLM
Deal found 6/15$609
This Orbitz deal was found by Cheapflights users on 6/13. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:50 am
SNN
-
BOS
1 stop11h 30m
British Airways
Sat 12/57:30 am
BOS
-
SNN
1 stop23h 00m
British Airways
Deal found 6/13$625
This British Airways deal was found by Cheapflights users on 6/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:50 am
SNN
-
BOS
1 stop13h 10m
British Airways
Mon 12/76:35 pm
BOS
-
SNN
1 stop17h 10m
British Airways
Deal found 6/14$626
This British Airways deal was found by Cheapflights users on 6/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/198:05 pm
SNN
-
BOS
1 stop24h 55m
British Airways
Mon 11/236:35 pm
BOS
-
SNN
1 stop11h 55m
British Airways
Deal found 6/12$629

Find flight deals from Shannon to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Shannon (SNN) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$558
(United Airlines)

One-way from

$321
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$799

Good one-way deal

$668 or less
Provider with most accurate pricing for Shannon-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Shannon-Boston Logan Intl flights.
Search Deals
From Shannon to Boston Logan Intl
Search Deals
One-way flight from Shannon to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($154 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a one-way flight from Shannon to Boston Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Shannon to Boston 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 16, 2026.
Use the filters below to find and compare flights from Shannon to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

ShannonBoston

SNN - BOS

SNNBOS

Shannon

Thu 9/10

9:30 am-4:27 pm

1 stop11h 57m

Boston Logan Intl

Fri 9/18

8:30 pm-10:15 am

1 stop8h 45m

$558

ShannonBoston

SNN - BOS

SNNBOS

Shannon

Fri 9/25

12:30 pm-5:52 pm

1 stop10h 22m

Boston Logan Intl

Tue 10/6

8:31 pm-10:15 am

2 stops32h 44m

$560

ShannonBoston

SNN - BOS

SNNBOS

Shannon

Wed 7/1

1:05 pm-2:24 pm

1 stop30h 19m

Boston Logan Intl

Sun 7/5

7:00 pm-11:10 am

1 stop11h 10m

$609

ShannonBoston

SNN - BOS

SNNBOS

Shannon

Mon 8/31

1:05 pm-5:02 pm

2 stops32h 57m

Boston Logan Intl

Sun 9/6

5:05 pm-11:10 am

1 stop13h 05m

$634

ShannonBoston

SNN - BOS

SNNBOS

Shannon

Thu 10/15

7:30 am-5:15 pm

2 stops14h 45m

Boston Logan Intl

Mon 10/26

7:35 pm-7:25 pm

1 stop19h 50m

$690

ShannonBoston

SNN - BOS

SNNBOS

Shannon

Mon 8/31

12:30 pm-11:59 pm

2 stops16h 29m

Boston Logan Intl

Sun 9/6

3:13 pm-10:15 am

2 stops14h 02m

$705

ShannonBoston

SNN - BOS

SNNBOS

Shannon

Fri 9/4

9:30 am-11:59 pm

2 stops19h 29m

Boston Logan Intl

Mon 9/7

7:00 pm-10:15 am

1 stop10h 15m

$707

ShannonBoston

SNN - BOS

SNNBOS

Shannon

Fri 9/4

7:30 am-7:03 pm

2 stops16h 33m

Boston Logan Intl

Mon 9/7

5:07 pm-11:20 am

2 stops13h 13m

$731

ShannonBoston

SNN - BOS

SNNBOS

Shannon

Sat 6/27

12:30 pm-5:17 pm

1 stop9h 47m

Boston Logan Intl

Sun 7/5

8:00 am-7:30 am

2 stops18h 30m

$748
Cheapest one-way

ShannonBoston

SNN - BOS

SNNBOS

Shannon

Mon 8/17

9:15 pm-2:55 pm

2 stops22h 40m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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

Compare providers for flights from Shannon to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Shannon to Boston in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Shannon, Clare-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Shannon, Clare-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Shannon, Clare-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Shannon, Clare-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Shannon, Clare-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Shannon to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Shannon 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 Shannon to Boston

How far ahead should I book a flight from Shannon, Clare to Boston?

To ensure you get the cheapest price possible for a flight from Shannon, Clare to Boston, you should look to book at least 53 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Shannon, Clare to Boston?

Currently, January is the cheapest month in which you can book a flight from Shannon, Clare to Boston (average of $422). Flying from Shannon, Clare to Boston in August is currently the most expensive (average of $946). 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 SNN to BOS?

Find hourly flight availability from Shannon to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 16, 2026.

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

How much does it cost to fly round-trip from Shannon, Clare to Boston?

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated June 16, 2026.
Read reviews from past customers who have flown Aer Lingus from Shannon to Boston. 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.
Aer Lingus
7.3
Good
1,603 reviews

Entertainment

7.0

Boarding

7.4

Crew

8.1

Food

6.7

Comfort

7.2

Overall

7.3

Reviews

1 / 20
4.0
Okay

Lama,May 2026

DUB - ALC

Seats were super small, there was no food, and they lost my bag.
Aer Lingus
7.3
Good
1,603 reviews
Aer Lingus
7.3
Good
1,603 reviews

Entertainment

7.0

Boarding

7.4

Crew

8.1

Food

6.7

Comfort

7.2

Overall

7.3

Reviews

1 / 20
4.0
Okay

Lama,May 2026

DUB - ALC

Seats were super small, there was no food, and they lost my bag.

Related info for your journey

Find useful and relevant information for your journey from Shannon to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Shannon to Boston?

    If you book a flight from Shannon to Boston, you will be flying from Shannon to Logan Intl. Flights to Boston Logan Intl (BOS) from Shannon (SNN) take 6h 55m for a nonstop flight. There are 6 flights from Shannon to Boston per day from 1 airline.

  • How popular is this Shannon, Clare to Boston flight route?

    The Shannon to Boston Logan Intl flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Shannon, Clare to Boston?

    A quick flight from Shannon, Clare to Boston can take about 11h 11m. United Airlines provides one of the quickest options available for as low as $651. Airlines will cover a distance of 2885 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Shannon, Clare to Boston round-trip?

    Cheapflights users have booked flights from Shannon, Clare to Boston round-trip from $417. Aer Lingus is currently priced 38% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Shannon, Clare to Boston?

    Before booking your flight to Boston from Shannon, Clare, check out the most reliable airlines to get you to your destination on time: American Airlines (99%), Aer Lingus (99%), Iberia( 99%).

  • What are the cheapest flights from Shannon, Clare to Boston?

    Looking at all options, your cheapest flight can be booked for $637. While the most popular route (Shannon - Boston Logan Intl) can be booked for $559 on average, our data indicates $821 when flying from Shannon, Clare to Boston.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Shannon to Boston 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 Shannon, Clare to Boston?

    Currently, January is the cheapest month in which you can book a flight from Shannon, Clare to Boston (average of $422). Flying from Shannon, Clare to Boston in August is currently the most expensive (average of $946). 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

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Waltham
Cambridge
Concord
Brockton
Watertown
Hampton Beach
Seekonk
Cranston
Warwick
Peabody
Auburn
York Beach
Chelsea
Londonderry
Dedham
Swansea
Old Orchard Beach
Lowell
Smithfield
Braintree

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Alternative routes for Shannon to Boston

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Shannon to Boston

Discover the top airline that operate flights from Shannon to Boston. 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 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$417Average$644FlexibilityNo cancel feeOn-timeN/A

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