
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $450 (FlightHub) |
One-way from | $219 (Mytrip) |
Popular in | June |
Cheapest in | January |
Average price | $551 |
Good round-trip deal | $584 or less |
Good one-way deal | $389 or less |
Fly from
Fly to
Route
Depart
Return
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Mon 8/17
5:00 pm-9:40 am
1 stop10h 40m
Dublin
Thu 8/27
10:30 am-6:15 pm
1 stop13h 45m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Tue 8/25
4:20 pm-10:25 am
1 stop12h 05m
Dublin
Tue 9/1
5:55 am-2:15 pm
1 stop14h 20m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Mon 5/4
8:50 am-7:55 am
1 stop17h 05m
Dublin
Wed 5/13
11:10 am-10:35 pm
2 stops17h 25m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Tue 8/25
4:20 pm-10:25 am
1 stop12h 05m
Dublin
Tue 9/1
1:25 pm-11:57 pm
2 stops16h 32m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Tue 4/14
8:15 pm-9:45 am
Nonstop7h 30m
Dublin
Sat 5/2
8:50 am-2:28 pm
1 stop11h 38m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Sat 5/9
4:25 pm-7:20 am
1 stop32h 55m
Dublin
Fri 5/22
12:30 pm-2:40 pm
1 stop32h 10m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Sat 5/9
1:44 pm-10:00 am
1 stop14h 16m
Dublin
Fri 5/22
5:55 am-4:51 pm
2 stops16h 56m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Sun 3/29
2:10 pm-10:45 am
1 stop14h 35m
Dublin
Sun 4/5
3:00 pm-9:25 am
1 stop24h 25m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Sun 8/2
11:05 am-7:45 am
1 stop14h 40m
Dublin
Sun 8/9
9:20 am-4:57 pm
1 stop13h 37m
ChicagoDublin
ORD - DUB
ORDDUB
Chicago O'Hare Intl
Tue 5/26
10:25 am-8:20 am
2 stops15h 55m
Dublin
Tue 6/9
5:55 am-6:07 pm
2 stops18h 12m
| 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 Accuracy1 star | Trust Score*2 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 |
Booking 85 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 $665). 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 153 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 33% 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 London (LHR) have the shortest average one-way travel time for 1-stop routes: 10h 35m.
Flights via Lisbon (LIS) offer the fastest connection on this route, with an average layover time of 5h 40m.
Boarding
Overall
Comfort
Crew
Entertainment
Food
Reviews
Dane,Jan 2026
TYS - IAD
Boarding
Overall
Comfort
Crew
Entertainment
Food
Reviews
Dane,Jan 2026
TYS - IAD
Boarding
Overall
Comfort
Crew
Entertainment
Food
Reviews
Dane,Jan 2026
TYS - IAD
Boarding
Overall
Comfort
Crew
Entertainment
Food
Reviews
Dane,Jan 2026
TYS - IAD
Boarding
Overall
Comfort
Crew
Entertainment
Food
Reviews
Dane,Jan 2026
TYS - IAD
Boarding
Overall
Comfort
Crew
Entertainment
Food
Reviews
Dane,Jan 2026
TYS - IAD
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$51 | Average$568 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$274 | Average$518 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$344 | Average$518 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$400 | Average$469 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$424 | Average$695 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$425 | Average$660 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$469 | Average$702 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$472 | Average$825 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$473 | Average$770 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$476 | Average$657 | FlexibilityNo cancel fee | On-time76% |