Cheap flights from Boston Logan International to Shannon

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Flight deals from Boston Logan International to Shannon

Looking for a cheap last-minute deal or the best round-trip flight from Boston Logan International to Shannon? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Boston Logan International to Shannon

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Boston Logan International to Shannon flights are currently cheapest in December.

Direct flights from Boston Logan International to Shannon

Boston Logan International to Shannon: Alternative routes

Compare routes from Boston Logan International to Shannon below. You may find an airport to fly into that's cheaper, faster, or easier than Shannon.

Boston to Shannon: Flight information

The things to know before you go.
Cheapest flight foundC$610
Cheapest month to flyJuly
Average flight time5 hrs, 50 mins
Most popular airlineAer Lingus
Average flights per week31

Finding cheap flights from Boston Logan International to Shannon: Frequently asked questions

The best price we found for a round-trip flight from Boston Logan International to Shannon is C$610. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
5 hours and 50 minutes is the average flight time from Boston Logan International to Shannon.
Aer Lingus, American Airlines and jetBlue fly direct from Boston Logan International to Shannon.
There are 31 flights per week flying from Boston Logan International to Shannon, as of May 2025.
The cheapest month to fly from Boston Logan International to Shannon is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Boston Logan International Airport to Shannon Airport on Tuesday, July 29, 2025.
Yes – the average flight time is 5 hours and 50 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Shannon but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Shannon is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Air France and Aer Lingus offer the cheapest flight tickets to Shannon.

Flying from Logan International Airport (BOS) to Shannon Airport (SNN): what you need to know

  • The average duration of a direct flight from Logan International Airport to Shannon Airport is 6 hours 5 minutes.

  • The timezone in Shannon is UTC+0, which is four hours ahead of Boston.

  • Each week, there are ten Logan International Airport to Shannon Airport flights. If you prefer to be on board as soon as possible, go for the 18:35 Aer Lingus flight. If you're eager to make the most of your day before you fly, the last departure is at 20:25 with Aer Lingus.

  • Give yourself plenty of time to catch your BOS to SNN flight. A good rule of thumb is to arrive two hours before international departures and an hour ahead for domestic flights.

  • During popular months such as August, you'll want to get to the airport well in advance. Arrive two hours before domestic departures and four hours ahead of international flights whenever you're travelling during peak periods in general.

  • Aer Lingus is your gateway to discovering Shannon (and perhaps some other great corners of Ireland!). Browse the direct flights from Logan International Airport to Shannon Airport offered by this popular airline.

  • Most passengers choose to fly with Aer Lingus on this route.

  • With 66.67% of services landing on schedule, Aer Lingus is the most punctual carrier offering BOS to SNN flights.

  • We make it a cinch to book a flight with a stopover. To see all your options for tickets from Logan International Airport to Shannon Airport, deselect 'Direct flights only.' Then, choose a flight that has a stop long enough to visit your chosen city. Some great stopovers between BOS and SNN include:

    • John F. Kennedy International Airport

    • Newark Liberty International Airport

    • Charles de Gaulle Airport

How to find the cheapest flights from Logan International Airport (BOS) to Shannon Airport (SNN)

  • The lowest price we've seen for a one-way Logan International Airport to Shannon Airport flight is C$314. A round-trip plane ticket is currently C$610. Depending on the availability when you book, these fares can change.

  • To secure cheap tickets from BOS to SNN, reserve your trip five months before your departure.

  • April is the cheapest month for flights from Logan International Airport to Shannon Airport. If you need to travel at a different time of year, the 'Whole month' tool will show you the lowest prices for every month.

  • Picking up cheap flights from BOS to SNN couldn't be easier with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch when a new discounted fare appears.

  • Find the perfect flight for you by using the filters. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Logan International Airport to Shannon Airport, use the 'Sort by' tool. You can also filter by airline, departure and arrival times, and number of stops.

Handy information about Logan International Airport (BOS)

  • You'll find BOS at One Harborside Drive.

  • When it comes to Logan International Airport's on-time performance, 73.94% of flights meet their scheduled arrival time.

  • Logan International Airport is about 5 kilometres from central Boston. If you're driving, ride-sharing or catching a cab from the centre, it'll take 10 minutes or so to get there, depending on the traffic.

  • You can expect a journey time of roughly 25 minutes on public transport.

  • Taking an early flight from Logan International Airport to Shannon Airport? Avoid the stress of rushing to the airport (and catch some extra z's) by choosing one of these hotels near BOS:

Arriving at Shannon Airport (SNN)

Getting from Shannon Airport (SNN) to central Shannon

  • From Shannon Airport, Shannon is approximately 5 kilometres away. It takes around 5 minutes to get to the centre driving.

  • Travelling to the centre on public transport takes roughly 10 minutes.

When to fly to Shannon Airport (SNN)

  • The quietest month for a flight from Logan International Airport to Shannon Airport is April, while August is the most popular. Choose the best time to go to Shannon based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • Book your flight from Logan International Airport to Shannon Airport for July if you want to explore Shannon during its warmest month. You can expect temperatures of between 10ºC (50ºF) and 22ºC (72ºF).

  • If you like cooler conditions, look for a cheap ticket from BOS to SNN in January. Average temperatures are between 0ºC (32ºF) and 9ºC (48ºF) then.

Explore more of Ireland

  • Shannon has its own special appeal, but there are so many other corners of Ireland waiting to be explored. Around 193 kilometres north-east of Shannon, a trip to Dublin will keep you busy. Start with leading sights like Guinness Storehouse, Trinity College Library and Dublin Castle.

  • Cork is another essential stop in Ireland and is around 97 kilometres south of Shannon. No journey is complete without experiencing Blarney Castle, Fota Wildlife Park and Titanic Experience Cobh.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.