Cheap Flights from Denver to Shannon

View €264 flight on Mon, 4 Aug 2025Opens in a new window

Popular airlines from Denver to Shannon

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Cheap flights from Denver to Shannon (DEN-SNN)

Prices were available within the past 7 days and start at €264 for one-way flights and €413 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, 4 Aug - Tue, 19 Aug
DEN
Denver
SNN
Shannon
€413 Return, found 6 days ago
€413
Return
found 6 days ago
Select United flight, departing Mon, 4 Aug from Denver to Shannon, returning Tue, 19 Aug, priced at €413 found 6 days ago
United
Mon, 4 Aug - Tue, 19 Aug
DEN
Denver
SNN
Shannon
€456 Return, found 6 days ago
€456
Return
found 6 days ago
Select United flight, departing Mon, 4 Aug from Denver to Shannon, returning Tue, 19 Aug, priced at €456 found 6 days ago
Air Canada
Mon, 4 Aug - Tue, 19 Aug
DEN
Denver
SNN
Shannon
€590 Return, found 6 days ago
€590
Return
found 6 days ago
Select Air Canada flight, departing Mon, 4 Aug from Denver to Shannon, returning Tue, 19 Aug, priced at €590 found 6 days ago
American Airlines
Mon, 4 Aug - Tue, 19 Aug
DEN
Denver
SNN
Shannon
€593 Return, found 6 days ago
€593
Return
found 6 days ago
Select American Airlines flight, departing Mon, 4 Aug from Denver to Shannon, returning Tue, 19 Aug, priced at €593 found 6 days ago
Aer Lingus
Mon, 4 Aug - Tue, 19 Aug
DEN
Denver
SNN
Shannon
€611 Return, found 6 days ago
€611
Return
found 6 days ago
Select Aer Lingus flight, departing Mon, 4 Aug from Denver to Shannon, returning Tue, 19 Aug, priced at €611 found 6 days ago
Delta
Mon, 4 Aug - Tue, 19 Aug
DEN
Denver
SNN
Shannon
€622 Return, found 6 days ago
€622
Return
found 6 days ago
Select Delta flight, departing Mon, 4 Aug from Denver to Shannon, returning Tue, 19 Aug, priced at €622 found 6 days ago

Find the cheapest month to fly from Denver (DEN) to Shannon (SNN)

August is typically the cheapest month to fly

From €451 - €1,256 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.