CA $691 Cheap Finnair fights from Boston (BOS) to Shannon (SNN)

View CA $691 flight on Sun, Aug. 17, 2025Opens in a new window

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Finnair flights from Boston to Shannon (BOS→SNN)

Prices were available within the past 7 days and start at CA $691 for one-way flights and CA $900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Finnair
Sun, Aug. 17 - Thu, Aug. 21
BOS
Boston
SNN
Shannon
CA $900 Roundtrip, found 1 day ago
CA $900
Roundtrip
found 1 day ago
Select Finnair flight, departing Sun, Aug. 17 from Boston to Shannon, returning Thu, Aug. 21, priced at CA $900 found 1 day ago
Finnair
Thu, Nov. 13 - Sun, Nov. 16
BOS
Boston
SNN
Shannon
CA $1,014 Roundtrip, found 2 hours ago
CA $1,014
Roundtrip
found 2 hours ago
Select Finnair flight, departing Thu, Nov. 13 from Boston to Shannon, returning Sun, Nov. 16, priced at CA $1,014 found 2 hours ago
Flight from Boston to Shannon (BOS - SNN) route information
Origin airport
Logan Intl.
Destination airport
Shannon
Airlines serving
Aer Lingus, Air Canada, American Airlines, British Airways, United
Popular airline
Aer Lingus
Distance
4620 km
Average flight time
5 hours 50 mins
*Available to Expedia members.