Find Flight Deals from United States to Shannon

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights to Shannon

(Round-trip)
Depart: Sun Mar 15 2015 Return: Tue Mar 24 2015 Trip spans 10 days
United
United
EWR
3:30p
SNN
9:55p
6h 25m
nonstop
SNN
4:00a
EWR
11:30a
7h 30m
nonstop
Depart: Sun Mar 22 2015 Return: Tue Mar 31 2015 Trip spans 10 days
United
United
BOS
5:33a
SNN
9:55p
16h 22m
1 stop
SNN
5:05a
BOS
8:39p
15h 34m
1 stop
Depart: Fri May 1 2015 Return: Wed May 6 2015 Trip spans 6 days
Air France
Air France
BOS
3:30p
SNN
2:05a
10h 35m
1 stop
SNN
8:45a
BOS
11:32p
14h 47m
1 stop
Depart: Sat Sep 12 2015 Return: Thu Sep 24 2015 Trip spans 13 days
KLM Royal Dutch
KLM Royal Dutch
BOS
8:30a
SNN
10:20p
13h 50m
1 stop
SNN
5:00a
BOS
11:20p
18h 20m
1 stop
Depart: Wed Apr 15 2015 Return: Wed Apr 22 2015 Trip spans 8 days
Aer Lingus
Aer Lingus
JFK
2:20p
SNN
9:00p
6h 40m
nonstop
SNN
8:20a
JFK
3:40p
7h 20m
nonstop
Depart: Tue Apr 21 2015 Return: Wed Apr 29 2015 Trip spans 9 days
Multiple Airlines
Multiple Airlines
EWR
7:15a
SNN
9:15p
14h 00m
1 stop
SNN
7:40a
EWR
9:22p
13h 42m
1 stop
Depart: Wed Jun 3 2015 Return: Wed Jun 17 2015 Trip spans 15 days
Air France
Air France
JFK
7:27p
SNN
1:50a
6h 23m
nonstop
SNN
8:30a
JFK
3:26p
6h 56m
nonstop
Depart: Thu Sep 17 2015 Return: Tue Sep 29 2015 Trip spans 13 days
KLM Royal Dutch
KLM Royal Dutch
JFK
3:46p
SNN
10:20p
6h 34m
nonstop
SNN
5:00a
JFK
12:05p
7h 05m
nonstop
Depart: Fri Mar 27 2015 Return: Mon Mar 30 2015 Trip spans 4 days
Air Canada
Air Canada
BOS
3:10p
SNN
3:30a
36h 20m
2 stops
SNN
9:10a
BOS
6:04p
32h 54m
2 stops
Depart: Fri Mar 6 2015 Return: Mon Mar 9 2015 Trip spans 3 days
Lufthansa
Lufthansa
EWR
2:30p
SNN
8:55p
6h 25m
nonstop
SNN
4:00a
EWR
11:30a
7h 30m
nonstop
Depart: Thu Mar 26 2015 Return: Sun Mar 29 2015 Trip spans 4 days
Aer Lingus
Aer Lingus
BOS
4:15p
SNN
10:15p
6h 00m
nonstop
SNN
7:40a
BOS
2:25p
6h 45m
nonstop
Depart: Sat Apr 4 2015 Return: Wed Apr 8 2015 Trip spans 5 days
British Airways
British Airways
EWR
2:20p
SNN
1:35p
23h 15m
1 stop
SNN
4:45a
EWR
8:35p
15h 50m
1 stop
Depart: Mon Apr 6 2015 Return: Sun Apr 12 2015 Trip spans 7 days
Air Canada
Air Canada
EWR
2:55p
SNN
7:40a
16h 45m
2 stops
SNN
4:45a
EWR
9:22p
16h 37m
2 stops
Depart: Fri Jun 26 2015 Return: Sun Jun 28 2015 Trip spans 3 days
Delta
Delta
JFK
7:27p
SNN
1:50a
6h 23m
nonstop
SNN
8:30a
JFK
3:26p
6h 56m
nonstop
Depart: Wed Jun 24 2015 Return: Tue Jun 30 2015 Trip spans 7 days
Multiple Airlines
Multiple Airlines
LGA
12:30p
SNN
11:40p
11h 10m
1 stop
SNN
7:35a
LGA
7:01p
11h 26m
1 stop
Depart: Tue Jun 23 2015 Return: Sun Jun 28 2015 Trip spans 6 days
US Airways
US Airways
EWR
7:35a
SNN
11:40p
16h 05m
1 stop
SNN
7:35a
EWR
6:21p
10h 46m
1 stop
Depart: Wed Sep 30 2015 Return: Sun Oct 4 2015 Trip spans 5 days
Multiple Airlines
Multiple Airlines
IAD
5:45a
SNN
9:00p
15h 15m
1 stop
SNN
8:20a
IAD
11:56p
15h 36m
1 stop
Depart: Mon Sep 21 2015 Return: Tue Sep 29 2015 Trip spans 9 days
Multiple Airlines
Multiple Airlines
RDU
6:15a
SNN
9:00p
14h 45m
1 stop
SNN
8:20a
RDU
8:15p
11h 55m
1 stop
Depart: Sat Aug 8 2015 Return: Sun Aug 23 2015 Trip spans 16 days
US Airways
US Airways
LGA
2:40p
SNN
11:40p
9h 00m
1 stop
SNN
7:35a
LGA
6:05p
10h 30m
1 stop
Depart: Tue Apr 7 2015 Return: Mon Apr 13 2015 Trip spans 7 days
Multiple Airlines
Multiple Airlines
BWI
6:17a
SNN
10:00p
15h 43m
2 stops
SNN
5:05a
BWI
10:41a
29h 36m
2 stops
Change your search
Airports
Origin

New York
only $830
only $691
Baltimore
$929
Raleigh
$865
Newark
$667
Washington
$848
Boston
$671
Destination

Shannon
$667