Find a great deal and save up to 70% by booking at least 27 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Illinois to Shannon within the next two weeks, with the cheapest ticket starting at $718.
Flights from Illinois to Shannon lean towards being more expensive in December. Prices are generally better when you fly from Illinois to Shannon in January, with the cheapest ticket starting at $714.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Shannon as you normally would.
Fly from
Fly to
Budget
$566 - $1,107
Route
Depart
Return
Price
Chicago O'Hare IntlShannon
ORD - SNN
ORDSNN
Chicago O'Hare Intl
Tue 9/3
1 stop15h 55m
Shannon
Tue 9/10
1 stop23h 45m
Chicago O'Hare IntlShannon
ORD - SNN
ORDSNN
Chicago O'Hare Intl
Wed 9/11
Nonstop7h 25m
Shannon
Tue 9/17
Nonstop8h 15m
Chicago O'Hare IntlShannon
ORD - SNN
ORDSNN
Chicago O'Hare Intl
Wed 10/9
2 stops15h 45m
Shannon
Wed 10/16
1 stop21h 40m
Chicago O'Hare IntlShannon
ORD - SNN
ORDSNN
Chicago O'Hare Intl
Wed 9/11
1 stop10h 25m
Shannon
Tue 9/17
Nonstop8h 15m
Chicago O'Hare IntlShannon
ORD - SNN
ORDSNN
Chicago O'Hare Intl
Wed 9/18
2 stops34h 55m
Shannon
Sun 9/22
1 stop14h 10m
Chicago O'Hare IntlShannon
ORD - SNN
ORDSNN
Chicago O'Hare Intl
Wed 9/11
2 stops37h 15m
Shannon
Wed 9/18
2 stops25h 32m
Chicago O'Hare IntlShannon
ORD - SNN
ORDSNN
Chicago O'Hare Intl
Sat 9/7
1 stop14h 50m
Shannon
Fri 9/20
1 stop14h 10m
Chicago O'Hare IntlShannon
ORD - SNN
ORDSNN
Chicago O'Hare Intl
Tue 10/22
2 stops18h 35m
Shannon
Sat 11/2
3 stops29h 46m
Chicago O'Hare IntlShannon
ORD - SNN
ORDSNN
Chicago O'Hare Intl
Tue 7/23
2 stops18h 35m
Shannon
Mon 7/29
2 stops23h 15m
No data available for this route at this time. Please check back soon.
Boarding
Crew
Food
Entertainment
Comfort
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Boarding
Crew
Food
Entertainment
Comfort
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Boarding
Crew
Food
Entertainment
Comfort
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Boarding
Crew
Food
Entertainment
Comfort
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Boarding
Crew
Food
Entertainment
Comfort
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Boarding
Crew
Food
Entertainment
Comfort
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
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