What is the most punctual flight time for Shannon to Boston flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Shannon to Boston flights?

Over the past year, Aer Lingus have had the lowest number of delays on this route, with just 2% of flights being delayed.

How often are flights from Shannon to Boston delayed?

About 2% of weekly flights between Shannon and Boston have experienced delays in the past year, with the average delay time being 250 minutes.

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

Flights from Shannon to Boston Logan Intl have been viewed 10 times in the past calendar month.

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

For as low as £451, British Airways can have you in Boston from Shannon, Clare in 24h 40m. The distance between Shannon, Clare and Boston is about 2885 mi.

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

Flying on Aer Lingus is currently your cheapest option to Boston, with prices starting at £485. Users have found that Aer Lingus is 9% cheaper than the other options available to this destination.

Weekly flight availability from Shannon, Clare to Boston

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

In terms of precipitation, rainfall in Boston ranges from 78.0 - 101.0 inches per month. March is typically the wettest month, when rainfall can reach 101.0 mm. July is typically the driest time to visit Boston when rainfall is around 78.0 mm.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

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 (95%), Aer Lingus (95%), JetBlue( 95%).

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 holiday 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.

£331+ Cheap Flights from Shannon to Boston

Cheapflights Tip: The best prices from Shannon to Boston Logan Intl are usually found in January or November, booked 51 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from Shannon to Boston

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 10 October 2026.

Fri 20/1120:05 -

1 stop24h 40m

Thu 26/1119:15 -

1 stop16h 30m

Deal found 8/10£449

Thu 5/1107:50 -

1 stop12h 55m

Thu 12/1119:15 -

1 stop16h 30m

Deal found 9/10£451

Sat 7/1107:50 -

1 stop12h 55m

Sat 14/1119:15 -

1 stop16h 30m

Deal found 9/10£452

Thu 5/1120:05 -

1 stop24h 40m

Wed 11/1119:15 -

1 stop16h 30m

Deal found 8/10£453

Wed 4/1107:50 -

2 stops14h 50m

Mon 9/1119:15 -

2 stops16h 30m

Deal found 8/10£466

Mon 2/1120:05 -

1 stop24h 40m

Mon 9/1119:15 -

2 stops16h 30m

Deal found 5/10£468

Tue 15/1207:50 -

2 stops15h 35m

Sun 17/120:00 -

2 stops15h 45m

Deal found 8/10£468

Tue 27/1020:05 -

1 stop24h 40m

Thu 5/1119:15 -

1 stop16h 30m

Deal found 6/10£472

Find flight deals from Shannon to Boston

Round-trip from	£449
One-way from	£331
Popular in	July
Cheapest in	January
Average price	£552

British Airways
20/11-26/11
2 total stops
41h 10m total
Shannon to Boston

Search Deals

Aer Lingus
1/2-31/12
Nonstop
7h 15m total
Shannon to Boston

Search Deals

Highest demand for flights based on searches. 21% potential increase in price (£108 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

ShannonBoston

SNN Shannon - BOS Boston Logan Intl

SNNBOS

Shannon

Mon 1/2

14:00-16:15

Nonstop7h 15m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£331

ShannonBoston

SNN Shannon - BOS Boston Logan Intl

SNNBOS

Shannon

Mon 1/2

07:50-18:25

2 stops15h 35m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£360

ShannonBoston

SNN Shannon - BOS Boston Logan Intl

SNNBOS

Shannon

Sat 19/12

17:10-19:40

1 stop31h 30m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£437

ShannonBoston

SNN Shannon - BOS Boston Logan Intl

SNNBOS

Shannon

Tue 12/1

20:05-19:40

1 stop28h 35m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£440

ShannonBoston

SNN Shannon - BOS Boston Logan Intl

SNNBOS

Shannon

Thu 5/11

20:05-15:45

1 stop24h 40m

Boston Logan Intl

Wed 11/11

19:15-16:45

1 stop16h 30m

£451

ShannonBoston

SNN Shannon - BOS Boston Logan Intl

SNNBOS

Shannon

Thu 5/11

07:50-15:45

1 stop12h 55m

Boston Logan Intl

Thu 12/11

19:15-16:45

1 stop16h 30m

£451

ShannonBoston

SNN Shannon - BOS Boston Logan Intl

SNNBOS

Shannon

Sat 7/11

07:50-15:45

1 stop12h 55m

Boston Logan Intl

Sat 14/11

18:45-11:30

1 stop11h 45m

£454

ShannonBoston

SNN Shannon - BOS Boston Logan Intl

SNNBOS

Shannon

Tue 15/12

07:50-18:25

2 stops15h 35m

Boston Logan Intl

Sun 17/1

20:00-16:45

2 stops15h 45m

£468

ShannonBoston

SNN Shannon - BOS Boston Logan Intl

SNNBOS

Shannon

Thu 14/1

07:50-20:00

2 stops17h 10m

Boston Logan Intl

Sun 17/1

21:30-16:45

2 stops14h 15m

£470

ShannonBoston

SNN Shannon - BOS Boston Logan Intl

SNNBOS

Shannon

Thu 7/1

07:50-14:20

1 stop11h 30m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£530

Flights are sorted by cheapest return flights first.

Deals found on 9/10

Showing 1-10 of 17 resultsSorted by cheapest first

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.

SNN-BOS

Estimated return 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

Prices

Airlines

Delays

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

Booking 50 days in advance of your planned departure date is, on average, the best time to get cheap flights from Shannon, Clare to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 £321). Flying from Shannon, Clare to Boston in July is currently the most expensive (average of £718). 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?

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 for a return flight from Shannon, Clare to Boston?

Airfare is below average for this route at the moment.

Shannon, Clare to Boston flights typically cost between £499 and £662 in November.
The cheapest return price found within the last 5 days was £449 on British Airways (20 Nov–26 Nov).

Reviews of airlines servicing Boston

Read through reviews of airlines operating flights from Shannon to Boston, such as Aer Lingus. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Aer Lingus

7.3

Good

1,817 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Karin,Oct 2026

DUB - MCO

Food could have been better. The chicken and rice dish was excellent. Not sure about the salads. And the pizza was horrible was lukewarm and had way too much dough. Staff was mixed. Some staff didn’t seem like they wanted to be there.

Aer Lingus

7.3

Good

1,817 reviews

Aer Lingus

7.3

Good

1,817 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Karin,Oct 2026

DUB - MCO

Related info for your journey

How popular is this Shannon, Clare to Boston flight route?
Flights from Shannon to Boston Logan Intl have been viewed 10 times in the past calendar month.
How long is the flight from Shannon, Clare to Boston?
For as low as £451, British Airways can have you in Boston from Shannon, Clare in 24h 40m. The distance between Shannon, Clare and Boston is about 2885 mi.
What is the cheapest airline to fly from Shannon, Clare to Boston round-trip?
Flying on Aer Lingus is currently your cheapest option to Boston, with prices starting at £485. Users have found that Aer Lingus is 9% cheaper than the other options available to this destination.
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 (95%), Aer Lingus (95%), JetBlue( 95%).
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 holiday 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 £321). Flying from Shannon, Clare to Boston in July is currently the most expensive (average of £718). 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

Burlington

Canton

North Truro

Waltham

Warwick

Cambridge

Wellfleet

Peabody

Revere

Somerville

Quincy

Chelmsford

Raynham

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Boston flight routes

Complete your trip

Direct flights to Massachusetts

Flights by cabin class

Other flight options

Other flights from Shannon

Popular flights

Alternative routes for Shannon to Boston

Dublin to Boston flights

Top airline flying from Shannon to Boston

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest£485	Average£578	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

Fly with Cheapflights

How does Cheapflights help users find flights from Shannon to Boston?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Boston from Shannon today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Shannon to Boston?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Boston from Shannon.

Can Cheapflights find flights from Shannon to Boston with no change fees?

Certainly. Search results for flights to Boston from Shannon shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Shannon to Boston become cheaper?

Not ready to book yet? You can track prices for flights from Shannon to Boston on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Shannon to Boston from £331

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Shannon to Boston

Cheapest flights from Shannon to BostonExplore 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 10 October 2026.

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 10 October 2026.

Best flights from Shannon to BostonDiscover carefully curated flight deals from Shannon to Boston that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Discover carefully curated flight deals from Shannon to Boston that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Direct flights from Shannon to BostonExplore direct flight options from Shannon to Boston based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 October 2026.

Explore direct flight options from Shannon to Boston based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 October 2026.

Last-minute flights from Shannon to BostonDiscover last-minute flight deals from Shannon to Boston. Data last updated 10 October 2026 and is based on user searches.

Discover last-minute flight deals from Shannon to Boston. Data last updated 10 October 2026 and is based on user searches.

One-way flights from Shannon to BostonSearch for one-way flight options from Shannon to Boston. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.

Search for one-way flight options from Shannon to Boston. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.

Find flight deals from Shannon to Boston

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Shannon to Boston that are best for you.

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.

Cheapflights Insights

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

Booking 50 days in advance of your planned departure date is, on average, the best time to get cheap flights from Shannon, Clare to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

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

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 for a return flight from Shannon, Clare to Boston?

Airfare is below average for this route at the moment.

Shannon, Clare to Boston flights typically cost between £499 and £662 in November.The cheapest return price found within the last 5 days was £449 on British Airways (20 Nov–26 Nov).

Weekly flight availability from Shannon, Clare to Boston

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

How often are flights from Shannon to Boston delayed?

About 2% of weekly flights between Shannon and Boston have experienced delays in the past year, with the average delay time being 250 minutes.

What is the most punctual flight time for Shannon to Boston flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Shannon to Boston flights?

Over the past year, Aer Lingus have had the lowest number of delays on this route, with just 2% of flights being delayed.

Reviews of airlines servicing Boston

Read through reviews of airlines operating flights from Shannon to Boston, such as Aer Lingus. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

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

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

How can I find direct flights from Shannon to Boston?

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

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

Travelling to a place near Boston?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Shannon to Boston

See prices for flight routes from nearby airports that may be better suited for you.

Other flights to Boston

Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 10 October 2026.

Complete your trip

Complete your trip to Boston by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Massachusetts

Book a non-stop flight to one of these other cities located in Massachusetts.

Search flights from Shannon to Boston by cabin class

Find flights from Shannon to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Shannon and Boston flights

Browse other Shannon and Boston flight options. Last updated on 10 October 2026.

Other flights from Shannon

Browse through other flights departing from Shannon. Flights are based on user searches made on Cheapflights and were last updated on 10 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top airline flying from Shannon to Boston

Fly with Cheapflights

How does Cheapflights help users find flights from Shannon to Boston?

Why should you use Cheapflights to find cheap flight tickets from Shannon to Boston?

Can Cheapflights find flights from Shannon to Boston with no change fees?

Can Cheapflights notify me if prices for flights from Shannon to Boston become cheaper?

100% Free

Book with Flexibility

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 10 October 2026.

Best flights from Shannon to Boston
Discover carefully curated flight deals from Shannon to Boston that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Direct flights from Shannon to Boston
Explore direct flight options from Shannon to Boston based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 October 2026.

Last-minute flights from Shannon to Boston
Discover last-minute flight deals from Shannon to Boston. Data last updated 10 October 2026 and is based on user searches.

One-way flights from Shannon to Boston
Search for one-way flight options from Shannon to Boston. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.

Shannon, Clare to Boston flights typically cost between £499 and £662 in November.
The cheapest return price found within the last 5 days was £449 on British Airways (20 Nov–26 Nov).