Cheapest return flights from Denver to Dublin in March from $450

AirHint found the following cheapest return flights from Denver (DEN) to Dublin (DUB) in March 2026 (see full year).

Return flights

03 Mar - 10 Mar Brussels Airlines
23 Mar - 03 Apr Air Canada
09 Mar - 19 Mar Air Canada
03 Mar - 19 Mar Air Canada
04 Mar - 11 Mar United
10 Mar - 16 Mar British Airways
02 Mar - 09 Mar British Airways
03 Mar - 09 Mar British Airways
09 Mar - 16 Mar British Airways
01 Mar - 08 Mar Lufthansa
05 Mar - 12 Mar United
27 Mar - 05 Apr Air Canada
27 Mar - 04 Apr Air Canada

Also check the deals for one-way flights from Denver to Dublin in March.

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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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