A coastal cliff with a person standing on the edge, overlooking the sea during sunset.

$624 Cheap American Airlines flights Boston (BOS) to Shannon (SNN)

View $624 flight on Wed, Sep 30, 2026Opens in a new window

$624 Cheap American Airlines flights Boston (BOS) to Shannon (SNN)

Prices were available within the past 7 days and start at $624 for one-way flights and $893 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Sep 25 - Thu, Oct 8
BOS
Boston
SNN
Shannon
$893 Roundtrip, found 10 hours ago
$893
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Fri, Sep 25 from Boston to Shannon, returning Thu, Oct 8, priced at $893 found 10 hours ago
American Airlines
Wed, Sep 30 - Sun, Oct 18
BOS
Boston
SNN
Shannon
$903 Roundtrip, found 6 hours ago
$903
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Wed, Sep 30 from Boston to Shannon, returning Sun, Oct 18, priced at $903 found 6 hours ago

Find the cheapest month to fly from Boston (BOS) to Shannon (SNN)

October is typically the cheapest month to fly

From $603 - $885 per traveler.

Travel information

Origin airport
Logan Intl.
Destination airport
Shannon
Airlines serving
Aer Lingus, Air Canada, American Airlines, British Airways, Iberia, JetBlue Airways, United
Popular airline
American Airlines
Distance
4620 km
Average flight time
10 hours 55 mins

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