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Cheap flights from Atlanta (ATL) to Porto (OPO)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Atlanta (ATL) to Porto (OPO)

How to find the cheapest flight from Atlanta (ATL) to Porto (OPO)
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How to find the cheapest flight from Atlanta (ATL) to Porto (OPO)
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How to find the cheapest flight from Atlanta (ATL) to Porto (OPO)
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Cheap flights from Atlanta to Porto in August , September 2026

18 Aug - 03 Sep $ 984.00
ATL
Atlanta
United Airlines
1 STOPS
OPO
Porto
OPO
Porto
United Airlines
1 STOPS
ATL
Atlanta
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24 Aug - 10 Sep $ 1,474.00
ATL
Atlanta
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
2 STOPS
ATL
Atlanta
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19 Aug - 10 Sep $ 1,510.00
ATL
Atlanta
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
2 STOPS
ATL
Atlanta
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Last minute flights from Atlanta to Porto

23 Aug - 01 Sep $ 1,133.00
ATL
Atlanta
United Airlines
1 STOPS
OPO
Porto
OPO
Porto
United Airlines
1 STOPS
ATL
Atlanta
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26 Aug - 31 Aug $ 1,188.00
ATL
Atlanta
United Airlines
1 STOPS
OPO
Porto
OPO
Porto
United Airlines
1 STOPS
ATL
Atlanta
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19 Aug - 31 Aug $ 3,677.00
ATL
Atlanta
Air Canada
1 STOPS
OPO
Porto
OPO
Porto
Air Canada
2 STOPS
ATL
Atlanta
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One-way flights to Porto from Atlanta

7:00 AM - 11:00 PM
TAP Portugal
1 Stops
22h 30m
ATL - OPO
$ 653
Kiwi
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3:09 PM - 6:50 PM
United Airlines
1 Stops
10h 46m
ATL - OPO
$ 668
Kiwi
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6:20 PM - 9:40 PM
United Airlines
1 Stops
10h 25m
ATL - OPO
$ 672
Kiwi
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How to find the cheapest flight from Atlanta (ATL) to Porto (OPO)

Related info for your journey
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How to find the cheapest flight from Atlanta (ATL) to Porto (OPO)
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How to find the cheapest flight from Atlanta (ATL) to Porto (OPO)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.