Aer Lingus Flight UA125 Deals & Information (2025/2026)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Aer Lingus Flight 125 Route Deals From $603

The cheapest prices found with in the last 7 days for return flights were $464 and $603 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Nov 13 - Mon, Nov 17
DUB
Dublin
ORD
O'Hare Intl.
$464 Roundtrip, found 2 days ago
$464
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Thu, Nov 13 from Dublin to O'Hare Intl., returning Mon, Nov 17, priced at $464 found 2 days ago
Wed, Oct 29 - Mon, Nov 3
DUB
Dublin
ORD
O'Hare Intl.
$465 Roundtrip, found 2 days ago
$465
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Wed, Oct 29 from Dublin to O'Hare Intl., returning Mon, Nov 3, priced at $465 found 2 days ago
Wed, Sep 3 - Thu, Oct 2
DUB
Dublin
ORD
O'Hare Intl.
$468 Roundtrip, found 3 days ago
$468
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Wed, Sep 3 from Dublin to O'Hare Intl., returning Thu, Oct 2, priced at $468 found 3 days ago
Wed, Sep 24 - Tue, Sep 30
DUB
Dublin
ORD
O'Hare Intl.
$469 Roundtrip, found 1 day ago
$469
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Wed, Sep 24 from Dublin to O'Hare Intl., returning Tue, Sep 30, priced at $469 found 1 day ago
Fri, Oct 10 - Sun, Oct 12
DUB
Dublin
ORD
O'Hare Intl.
$470 Roundtrip, found 1 day ago
$470
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Fri, Oct 10 from Dublin to O'Hare Intl., returning Sun, Oct 12, priced at $470 found 1 day ago
Sat, Oct 11 - Fri, Oct 17
DUB
Dublin
ORD
O'Hare Intl.
$471 Roundtrip, found 4 days ago
$471
Roundtrip
found 4 days ago
Select Aer Lingus flight, departing Sat, Oct 11 from Dublin to O'Hare Intl., returning Fri, Oct 17, priced at $471 found 4 days ago
Fri, Sep 12 - Thu, Sep 18
DUB
Dublin
ORD
O'Hare Intl.
$476 Roundtrip, found 5 days ago
$476
Roundtrip
found 5 days ago
Select Aer Lingus flight, departing Fri, Sep 12 from Dublin to O'Hare Intl., returning Thu, Sep 18, priced at $476 found 5 days ago

Frequently asked questions

What route does flight number EI125 take?
EI125 operates non-stop from Dublin Airport (DUB) to ORD. During this journey, you can expect to be in the air for approximately 8 hours and 20 minutes. It's wise to book ahead to lock in your favorite seat.
How often is EI125 on time?
Around 73% of flight number EI125 planes arrive on time --- so you may want to leave some extra buffer room in your itinerary. If you're delayed, the regular wait is about 23 minutes. You might want to keep this in mind if you need to catch a connecting journey or your special someone is collecting you from the airport. This route has a rating of 2 stars.
What terminal does EI125 fly out of?
EI125 runs between Dublin Airport (DUB) and O'Hare Intl. Airport (ORD), and travelers on this flight commonly take off from Terminal 2.
What kind of plane is on flight number EI125?
The route for EI125 is almost always DUB to ORD, and the Airbus A330 is the type of plane you're likely to be jetting off with.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your EI125 flight with Travelocity, please visit our Customer Service Portal.