September can be a great time to fly to Illinois from Shannon with a flight ticket averaging about $652. Cheapflights users have found deals in the month of September for as cheap as $513. The most expensive prices can be found in the month of August.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Shannon to Illinois as you normally would.
Fly from
Fly to
Budget
$495 - $649
Route
Depart
Return
Price
ShannonChicago O'Hare Intl
SNN - ORD
SNNORD
Shannon
Wed 9/18
1 stop14h 10m
Chicago O'Hare Intl
Tue 9/24
2 stops15h 34m
ShannonChicago O'Hare Intl
SNN - ORD
SNNORD
Shannon
Wed 9/18
2 stops25h 32m
Chicago O'Hare Intl
Tue 9/24
2 stops15h 34m
ShannonChicago O'Hare Intl
SNN - ORD
SNNORD
Shannon
Wed 9/18
Nonstop8h 15m
Chicago O'Hare Intl
Tue 9/24
Nonstop7h 25m
No data available for this route at this time. Please check back soon.
Comfort
Crew
Entertainment
Boarding
Food
Overall
Reviews
Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.
Comfort
Crew
Entertainment
Boarding
Food
Overall
Reviews
Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.
Comfort
Crew
Entertainment
Boarding
Food
Overall
Reviews
Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.
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