Cheap flights from Atlanta to Aliados

View AU$740 flight on Thu, 23 Oct. 2025Opens in a new window

Popular airlines from Atlanta to Aliados

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Cheap Flights from Atlanta (ATL) to Aliados (OPO)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Thu, 23 Oct. - Mon, 27 Oct.
ATL
Atlanta
OPO
Porto
AU$1,136 Return, found 13 hours ago
AU$1,136
Return
found 13 hours ago
Select Turkish Airlines flight, departing Thu, 23 Oct. from Atlanta to Porto, returning Mon, 27 Oct., priced at AU$1,136 found 13 hours ago
United
Thu, 23 Oct. - Mon, 27 Oct.
ATL
Atlanta
OPO
Porto
AU$1,172 Return, found 13 hours ago
AU$1,172
Return
found 13 hours ago
Select United flight, departing Thu, 23 Oct. from Atlanta to Porto, returning Mon, 27 Oct., priced at AU$1,172 found 13 hours ago
United
Thu, 23 Oct. - Mon, 27 Oct.
ATL
Atlanta
OPO
Porto
AU$1,213 Return, found 14 hours ago
AU$1,213
Return
found 14 hours ago
Select United flight, departing Thu, 23 Oct. from Atlanta to Porto, returning Mon, 27 Oct., priced at AU$1,213 found 14 hours ago
Delta
Thu, 23 Oct. - Mon, 27 Oct.
ATL
Atlanta
OPO
Porto
AU$1,323 Return, found 13 hours ago
AU$1,323
Return
found 13 hours ago
Select Delta flight, departing Thu, 23 Oct. from Atlanta to Porto, returning Mon, 27 Oct., priced at AU$1,323 found 13 hours ago
KLM
Thu, 23 Oct. - Mon, 27 Oct.
ATL
Atlanta
OPO
Porto
AU$1,324 Return, found 13 hours ago
AU$1,324
Return
found 13 hours ago
Select KLM flight, departing Thu, 23 Oct. from Atlanta to Porto, returning Mon, 27 Oct., priced at AU$1,324 found 13 hours ago
Lufthansa
Thu, 23 Oct. - Mon, 27 Oct.
ATL
Atlanta
OPO
Porto
AU$1,368 Return, found 13 hours ago
AU$1,368
Return
found 13 hours ago
Select Lufthansa flight, departing Thu, 23 Oct. from Atlanta to Porto, returning Mon, 27 Oct., priced at AU$1,368 found 13 hours ago

Find the cheapest month to fly from Atlanta (ATL) to Porto (OPO)

February is typically the cheapest month to fly

From AU$787 - AU$1,734 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.