Aer Lingus Flight 403 Deals & Information (2026/2027)

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Aer Lingus Flight 403 Route Deals From $64

The cheapest prices found with in the last 7 days for return flights were $109 and $64 for one-way flights to Dublin for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Oct 14 - Tue, Oct 20
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$109 Roundtrip, found 3 days ago
$109
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Wed, Oct 14 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Tue, Oct 20, priced at $109 found 3 days ago
Thu, Oct 15 - Mon, Oct 19
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$110 Roundtrip, found 18 hours ago
$110
Roundtrip
found 18 hours ago
Select Aer Lingus flight, departing Thu, Oct 15 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Mon, Oct 19, priced at $110 found 18 hours ago
Wed, Oct 14 - Tue, Oct 20
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$112 Roundtrip, found 3 days ago
$112
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Wed, Oct 14 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Tue, Oct 20, priced at $112 found 3 days ago
Thu, Nov 26 - Sun, Nov 29
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$115 Roundtrip, found 9 hours ago
$115
Roundtrip
found 9 hours ago
Select Aer Lingus flight, departing Thu, Nov 26 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, Nov 29, priced at $115 found 9 hours ago
Thu, Nov 19 - Tue, Nov 24
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$131 Roundtrip, found 8 hours ago
$131
Roundtrip
found 8 hours ago
Select Aer Lingus flight, departing Thu, Nov 19 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Tue, Nov 24, priced at $131 found 8 hours ago
Fri, Nov 20 - Sun, Nov 22
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$136 Roundtrip, found 1 day ago
$136
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Fri, Nov 20 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, Nov 22, priced at $136 found 1 day ago
Fri, Nov 13 - Thu, Nov 19
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$137 Roundtrip, found 3 days ago
$137
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Fri, Nov 13 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Thu, Nov 19, priced at $137 found 3 days ago
Fri, Nov 13 - Sun, Nov 15
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$139 Roundtrip, found 15 hours ago
$139
Roundtrip
found 15 hours ago
Select Aer Lingus flight, departing Fri, Nov 13 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Sun, Nov 15, priced at $139 found 15 hours ago
Thu, Oct 15 - Mon, Oct 19
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$141 Roundtrip, found 18 hours ago
$141
Roundtrip
found 18 hours ago
Select Aer Lingus flight, departing Thu, Oct 15 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Mon, Oct 19, priced at $141 found 18 hours ago
Thu, Oct 8 - Mon, Oct 12
FCO
Fiumicino - Leonardo da Vinci Intl.
DUB
Dublin
$142 Roundtrip, found 3 days ago
$142
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Thu, Oct 8 from Fiumicino - Leonardo da Vinci Intl. to Dublin, returning Mon, Oct 12, priced at $142 found 3 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.