United's Polaris Business Class offers lie-flat seats and Saks Fifth Avenue bedding for restful long-haul travel.
United's Premium Plus offers larger seats, extra legroom, and upgraded meals on international routes.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $346 (Expedia) |
One-way from | $183 (Kiwi.com) |
Popular in | December |
Cheapest in | November |
Average price | $499 |
Good round-trip deal | $416 or less |
Good one-way deal | $268 or less |
Fly from
Fly to
Route
Depart
Return
Price
New YorkShannon
JFK - SNN
JFKSNN
New York John F Kennedy Intl
Wed 12/3
6:25 pm-11:30 am
1 stop12h 05m
Shannon
Tue 12/9
7:50 am-6:40 pm
1 stop15h 50m
New YorkShannon
JFK - SNN
JFKSNN
New York John F Kennedy Intl
Thu 1/8
7:10 pm-11:30 am
1 stop11h 20m
Shannon
Sun 1/11
7:50 am-8:05 pm
1 stop17h 15m
BostonShannon
BOS - SNN
BOSSNN
Boston Logan Intl
Wed 1/14
6:55 pm-4:45 pm
1 stop16h 50m
Shannon
Mon 1/19
7:50 am-9:55 pm
1 stop19h 05m
NewarkShannon
EWR - SNN
EWRSNN
Newark
Wed 1/28
5:20 pm-4:45 pm
2 stops18h 25m
Shannon
Fri 2/6
7:50 am-10:59 pm
2 stops20h 09m
New YorkShannon
JFK - SNN
JFKSNN
New York John F Kennedy Intl
Wed 12/3
6:30 pm-5:55 am
Nonstop6h 25m
Shannon
Tue 12/9
2:00 pm-4:25 pm
Nonstop7h 25m
New YorkShannon
JFK - SNN
JFKSNN
New York John F Kennedy Intl
Wed 12/10
1:59 pm-6:20 am
1 stop11h 21m
Shannon
Mon 12/15
2:00 pm-4:25 pm
Nonstop7h 25m
BostonShannon
BOS - SNN
BOSSNN
Boston Logan Intl
Fri 12/5
7:25 pm-6:20 am
Nonstop5h 55m
Shannon
Thu 12/11
2:00 pm-8:07 pm
1 stop11h 07m
ChicagoShannon
ORD - SNN
ORDSNN
Chicago O'Hare Intl
Mon 4/27
8:30 pm-4:10 pm
1 stop13h 40m
Shannon
Wed 5/6
9:15 pm-2:40 pm
1 stop23h 25m
ChicagoShannon
ORD - SNN
ORDSNN
Chicago O'Hare Intl
Tue 2/10
2:50 pm-11:30 am
2 stops14h 40m
Shannon
Tue 2/17
7:50 am-8:15 pm
2 stops18h 25m
BostonShannon
BOS - SNN
BOSSNN
Boston Logan Intl
Sat 12/6
1:40 pm-5:55 am
1 stop11h 15m
Shannon
Wed 12/10
2:45 pm-4:50 pm
Nonstop7h 05m
Currently, September is the cheapest month in which you can book a flight from USA to Shannon, Clare (average of $292). Flying from USA to Shannon, Clare in June is currently the most expensive (average of $475). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
One of the essential ways to save on airfare from USA to Shannon, Clare is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 13% on airfare.
Travelers seeking maximum savings on their USA to Shannon, Clare flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
About 30% of weekly flights between $[0, place:'genitive'] and $[1, place:'genitive'] have experienced delays in the past year, with the average delay time being 171 minutes.
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
Over the last year, Air Antilles have had the lowest number of delays on this route, with no flights being classified as delayed.
Comfort
Entertainment
Crew
Food
Overall
Boarding
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Entertainment
Crew
Food
Overall
Boarding
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Entertainment
Crew
Food
Overall
Boarding
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Entertainment
Crew
Food
Overall
Boarding
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Entertainment
Crew
Food
Overall
Boarding
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Entertainment
Crew
Food
Overall
Boarding
Reviews
Jim,Nov 2025
AVL - ATL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$244 | Average$774 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$361 | Average$688 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$377 | Average$708 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$378 | Average$796 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$396 | Average$726 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$423 | Average$701 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$592 | Average$851 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$670 | Average$956 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$791 | Average$1,016 | FlexibilityNo cancel fee | On-time62% |