
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $569 (FlightHub) |
One-way from | $289 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $622 |
Good round-trip deal | $714 or less |
Good one-way deal | $427 or less |
Fly from
Fly to
Route
Depart
Return
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Mon 4/13
7:15 pm-6:20 pm
1 stop17h 05m
Dublin
Tue 4/21
11:40 am-4:10 pm
2 stops34h 30m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Wed 4/29
8:15 pm-9:45 am
Nonstop7h 30m
Dublin
Tue 5/5
9:50 am-9:00 am
1 stop29h 10m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Mon 5/4
8:15 pm-9:45 am
Nonstop7h 30m
Dublin
Wed 5/13
9:20 am-2:55 pm
1 stop11h 35m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Wed 4/29
3:53 pm-7:55 am
1 stop10h 02m
Dublin
Tue 5/5
8:55 am-8:16 pm
2 stops17h 21m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Wed 4/22
8:15 pm-9:45 am
Nonstop7h 30m
Dublin
Tue 4/28
11:35 am-1:40 pm
Nonstop8h 05m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Wed 5/6
8:15 pm-9:45 am
Nonstop7h 30m
Dublin
Sun 5/10
11:35 am-1:40 pm
Nonstop8h 05m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Wed 5/27
10:25 am-8:20 am
2 stops15h 55m
Dublin
Tue 6/9
11:10 am-9:48 pm
2 stops16h 38m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Tue 5/19
2:00 pm-9:15 am
1 stop13h 15m
Dublin
Wed 6/3
8:55 am-2:30 pm
1 stop11h 35m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Tue 5/26
6:28 pm-11:10 am
1 stop10h 42m
Dublin
Tue 6/23
11:35 am-1:40 pm
Nonstop8h 05m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Sat 5/23
7:15 pm-6:20 pm
1 stop17h 05m
Dublin
Mon 5/25
7:50 pm-4:10 pm
2 stops26h 20m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
Booking 65 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to Dublin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Dublin (average of $344). Flying from Chicago O'Hare Intl Airport to Dublin in June is currently the most expensive (average of $653). 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.
When flying from Chicago O'Hare Intl Airport to Dublin, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
About 22% of weekly flights between Chicago and Dublin have experienced delays in the past year, with the average delay time being 152 minutes.
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Aer Lingus have had the lowest number of delays on this route, with just 19% of flights being delayed.
Lisbon (LIS) – chosen by Cheapflights users on 50% of 1-stop itineraries from Chicago O'Hare Intl Airport to Dublin on Cheapflights.
Lisbon (LIS) is the most affordable 1-stop option, with an average round-trip price of $492.
Flights via Lisbon (LIS) have the shortest average one-way travel time for 1-stop routes: 17h 50m.
Flights via Lisbon (LIS) offer the fastest connection on this route, with an average layover time of 5h 40m.
Food
Comfort
Overall
Entertainment
Boarding
Crew
Reviews
Dane,Jan 2026
TYS - IAD
Food
Comfort
Overall
Entertainment
Boarding
Crew
Reviews
Dane,Jan 2026
TYS - IAD
Food
Comfort
Overall
Entertainment
Boarding
Crew
Reviews
Dane,Jan 2026
TYS - IAD
Food
Comfort
Overall
Entertainment
Boarding
Crew
Reviews
Dane,Jan 2026
TYS - IAD
Food
Comfort
Overall
Entertainment
Boarding
Crew
Reviews
Dane,Jan 2026
TYS - IAD
Food
Comfort
Overall
Entertainment
Boarding
Crew
Reviews
Dane,Jan 2026
TYS - IAD
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$51 | Average$527 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$274 | Average$529 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$345 | Average$561 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$400 | Average$470 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$424 | Average$708 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$425 | Average$631 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$469 | Average$686 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$469 | Average$640 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$472 | Average$825 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$476 | Average$703 | FlexibilityNo cancel fee | On-time76% |