Flights From Portland (PWM) to Shannon (SNN)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Selected fares from Portland to Shannon

The cheapest prices found with in the last 7 days for return flights were CA $1,025 and for one-way flights to Shannon for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue., 1 Apr. - Tue., 8 Apr.
PWM
Portland Intl. Jetport
SNN
Shannon
CA $1,025 Roundtrip, found 3 hours ago
CA $1,025
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue., 1 Apr. from Portland Intl. Jetport to Shannon, returning Tue., 8 Apr., priced at CA $1,025 found 3 hours ago
American Airlines
Mon., 31 Mar. - Tue., 8 Apr.
PWM
Portland Intl. Jetport
SNN
Shannon
CA $1,027 Roundtrip, found 1 day ago
CA $1,027
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon., 31 Mar. from Portland Intl. Jetport to Shannon, returning Tue., 8 Apr., priced at CA $1,027 found 1 day ago
American Airlines
Tue., 1 Apr. - Wed., 9 Apr.
PWM
Portland Intl. Jetport
SNN
Shannon
CA $1,040 Roundtrip, found 5 hours ago
CA $1,040
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Tue., 1 Apr. from Portland Intl. Jetport to Shannon, returning Wed., 9 Apr., priced at CA $1,040 found 5 hours ago
American Airlines
Tue., 1 Apr. - Wed., 9 Apr.
PWM
Portland Intl. Jetport
SNN
Shannon
CA $1,046 Roundtrip, found 1 day ago
CA $1,046
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue., 1 Apr. from Portland Intl. Jetport to Shannon, returning Wed., 9 Apr., priced at CA $1,046 found 1 day ago
American Airlines
Tue., 1 Apr. - Fri., 11 Apr.
PWM
Portland Intl. Jetport
SNN
Shannon
CA $1,075 Roundtrip, found 9 hours ago
CA $1,075
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Tue., 1 Apr. from Portland Intl. Jetport to Shannon, returning Fri., 11 Apr., priced at CA $1,075 found 9 hours ago
American Airlines
Tue., 1 Apr. - Thu., 10 Apr.
PWM
Portland Intl. Jetport
SNN
Shannon
CA $1,095 Roundtrip, found 3 hours ago
CA $1,095
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue., 1 Apr. from Portland Intl. Jetport to Shannon, returning Thu., 10 Apr., priced at CA $1,095 found 3 hours ago