Aer Lingus Flight EI403 Deals & Information (2025/2026)

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Aer Lingus Flight 403 Route Deals From $58

The cheapest prices found with in the last 7 days for return flights were $116 and $58 for one-way flights to Dublin for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Oct 16 - Mon, Oct 20
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$116 Roundtrip, found 6 days ago
$116
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Thu, Oct 16 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Mon, Oct 20, priced at $116 found 6 days ago
Thu, Jan 15 - Wed, Jan 21
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$117 Roundtrip, found 6 days ago
$117
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Thu, Jan 15 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Wed, Jan 21, priced at $117 found 6 days ago
Thu, Sep 11 - Sun, Sep 14
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$135 Roundtrip, found 20 hours ago
$135
Roundtrip
found 20 hours ago
Select Aer Lingus flight, departing Thu, Sep 11 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, Sep 14, priced at $135 found 20 hours ago
Tue, Sep 9 - Tue, Sep 16
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$135 Roundtrip, found 6 days ago
$135
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Tue, Sep 9 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Tue, Sep 16, priced at $135 found 6 days ago
Thu, Oct 16 - Mon, Oct 20
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$137 Roundtrip, found 6 days ago
$137
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Thu, Oct 16 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Mon, Oct 20, priced at $137 found 6 days ago
Thu, Sep 11 - Sun, Sep 14
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$152 Roundtrip, found 20 hours ago
$152
Roundtrip
found 20 hours ago
Select Aer Lingus flight, departing Thu, Sep 11 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, Sep 14, priced at $152 found 20 hours ago
Tue, Sep 9 - Tue, Sep 16
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$152 Roundtrip, found 6 days ago
$152
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Tue, Sep 9 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Tue, Sep 16, priced at $152 found 6 days ago
Thu, Oct 16 - Mon, Oct 20
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$155 Roundtrip, found 6 days ago
$155
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Thu, Oct 16 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Mon, Oct 20, priced at $155 found 6 days ago
Thu, Sep 11 - Mon, Sep 15
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$156 Roundtrip, found 3 hours ago
$156
Roundtrip
found 3 hours ago
Select Aer Lingus flight, departing Thu, Sep 11 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Mon, Sep 15, priced at $156 found 3 hours ago
Wed, Oct 8 - Sat, Oct 11
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$158 Roundtrip, found 4 days ago
$158
Roundtrip
found 4 days ago
Select Aer Lingus flight, departing Wed, Oct 8 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sat, Oct 11, priced at $158 found 4 days ago

Frequently asked questions

What route does flight number EI403 take?
You'll arrive into DUB from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) if you're traveling on flight number EI403. You'll be in the air for 3 hours and 20 minutes on this trip. What's more, the service conveniently travels direct.
What terminal does EI403 fly out of?
Flight number EI403 runs between Rome Airport (FCO-Fiumicino - Leonardo da Vinci Intl.) and DUB, and travelers taking this flight normally take off from Terminal 3.
What kind of plane is on flight number EI403?
The Airbus A320 is the aircraft type that's generally used for flight number EI403. This flight typically takes off from Fiumicino Airport and lands at Dublin Airport (DUB).
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 EI403 flight with Travelocity, please visit our Customer Service Portal.