Cheapest return flights from Washington to Dublin in July from $600

Best time to book flights for Washington (IAD) to Dublin (DUB) flights at AirHint

AirHint found the following cheapest return flights from Washington (IAD) to Dublin (DUB) in July 2025 (see full year).

Return flights

14 Jul - 21 Jul TAP
28 Jul - 04 Aug TAP
22 Jul - 07 Aug TAP
30 Jul - 07 Aug TAP
15 Jul - 24 Jul TAP
12 Jul - 24 Jul TAP
21 Jul - 28 Jul TAP
27 Jul - 03 Aug TAP
18 Jul - 04 Aug TAP
12 Jul - 23 Jul Aer Lingus direct
08 Jul - 15 Jul TAP
20 Jul - 27 Jul TAP
11 Jul - 23 Jul Aer Lingus direct
23 Jul - 29 Jul Aer Lingus direct
02 Jul - 09 Jul Aer Lingus direct
22 Jul - 07 Aug Aer Lingus direct
30 Jul - 07 Aug Aer Lingus direct
19 Jul - 03 Aug TAP
30 Jul - 06 Aug Icelandair
25 Jul - 01 Aug Icelandair

Also check the deals for one-way flights from Washington to Dublin in July.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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