Boston to Shannon (BOS-SNN): nonstop flights and award space

Aer Lingus flies the BOS to SNN nonstop about 7 times a week. In the timetable below it flies as EI 134, scheduled at 5h 55m to 6h for the 2,888 miles. 2LNR tracks award seats on Aer Lingus across every BOS to SNN date, so you can see whether a seat exists before you move points.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

Updated .

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7
Flights a week, 4-week average
5h 55m to 6h
Scheduled flight time
2,888 mi
Nonstop distance
Free
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Boston to Shannon flight schedule

Scheduled nonstop departures for BOS to SNN starting October 21, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Boston (BOS) to Shannon (SNN)
Date Flight Airline Departs BOS Arrives SNN Duration Aircraft
EI 134Aer Lingus18:3005:255h 55mAirbus A321neo family
EI 134Aer Lingus18:3005:255h 55mAirbus A321neo family
EI 134Aer Lingus18:3005:255h 55mAirbus A321neo family
EI 134Aer Lingus19:3005:255h 55mAirbus A321neo family
EI 134Aer Lingus19:5005:506hAirbus A321neo family
EI 134Aer Lingus19:5005:506hAirbus A321neo family
EI 134Aer Lingus19:5005:506hAirbus A321neo family

Showing all 7 scheduled BOS to SNN departures across 7 days with service, starting October 21, 2026. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure.

See every BOS to SNN date on the interactive map

Aircraft on the Boston to Shannon nonstop

Aer Lingus flies the Airbus A321neo family on every departure in the schedule table on this page. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure.

Award seats on BOS to SNN departures

2LNR tracks award seats on Aer Lingus, date by date. Open the calendar for Boston to Shannon to see whether a seat exists before you move points, the next 14 days free on every product and the full horizon on Pro.

Aer Lingus award space was open on 2 of the 14 Boston to Shannon departure dates from October 19 to November 1 that 2LNR checked in the 7 days to October 19, 2026.

See real availability

Award seats by date on the BOS to SNN departures 2LNR tracks, checked against live inventory so you know what's open before you book.

Set an alert

Premium inventory turns over fast. Watch this route on Pro and 2LNR notifies you when space appears on a date you're tracking.

Plan on the map

See BOS to SNN on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Boston to Shannon nonstop

Carriers operating BOS to SNN nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show award space by date.

See BOS to SNN on the interactive map →

Frequently asked questions about BOS to SNN

How long is the flight from Boston (BOS) to Shannon (SNN)?
Scheduled flight times from Boston (BOS) to Shannon (SNN) run from 5h 55m to 6h across the departures in the schedule table on this page. The nonstop covers about 2,888 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book.
Which airlines fly nonstop from BOS to SNN?
Aer Lingus is currently the only airline flying BOS to SNN nonstop. 2LNR tracks award seats on Aer Lingus.
How many flights a week are there from BOS to SNN?
About 7 nonstop flights a week run between Boston (BOS) and Shannon (SNN) in the current schedule, operated by Aer Lingus. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from BOS to SNN depart?
Scheduled BOS to SNN nonstops in the next 7 days with service leave between 18:30 and 19:50, local time at Boston. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
Which flights operate BOS to SNN nonstop?
Aer Lingus flies EI 134 nonstop from Boston (BOS) to Shannon (SNN), the only flight number in the schedule table on this page. The table lists each date with its departure and arrival times and aircraft.
How do I check award availability on BOS to SNN?
Open the BOS to SNN route on the interactive map or the matrix to see award seats by date on Aer Lingus, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

See BOS to SNN award space by date

See what's open by date on this route, the next 14 days free on every product and the full horizon on Pro.

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