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Cheap flights from Idaho Falls (IDA) 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 Idaho Falls (IDA) to Porto (OPO)

How to find the cheapest flight from Idaho Falls (IDA) to Porto (OPO)
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How to find the cheapest flight from Idaho Falls (IDA) to Porto (OPO)
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How to find the cheapest flight from Idaho Falls (IDA) to Porto (OPO)
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Cheap flights from Idaho Falls to Porto in September , October 2026

28 Sep - 30 Oct $ 1,534.00
IDA
Idaho Falls
Alaska Airlines
3 STOPS
OPO
Porto
OPO
Porto
Alaska Airlines
3 STOPS
IDA
Idaho Falls
Pick dates
28 Sep - 31 Oct $ 1,562.00
IDA
Idaho Falls
Alaska Airlines
3 STOPS
OPO
Porto
OPO
Porto
Alaska Airlines
3 STOPS
IDA
Idaho Falls
Pick dates
28 Sep - 28 Oct $ 1,564.00
IDA
Idaho Falls
Alaska Airlines
3 STOPS
OPO
Porto
OPO
Porto
Alaska Airlines
3 STOPS
IDA
Idaho Falls
Pick dates

Last minute flights from Idaho Falls to Porto

28 Sep - 01 Oct $ 1,912.00
IDA
Idaho Falls
Alaska Airlines
3 STOPS
OPO
Porto
OPO
Porto
Alaska Airlines
3 STOPS
IDA
Idaho Falls
Pick dates
28 Sep - 01 Oct $ 1,912.00
IDA
Idaho Falls
Alaska Airlines
3 STOPS
OPO
Porto
OPO
Porto
Alaska Airlines
3 STOPS
IDA
Idaho Falls
Pick dates
28 Sep - 01 Oct $ 1,961.00
IDA
Idaho Falls
Alaska Airlines
3 STOPS
OPO
Porto
OPO
Porto
Alaska Airlines
3 STOPS
IDA
Idaho Falls
Pick dates

One-way flights to Porto from Idaho Falls

6:21 PM - 4:00 PM
TAP Portugal
3 Stops
39h 39m
IDA - OPO
$ 781
Kiwi
Pick dates
6:21 PM - 10:10 AM
easyJet
3 Stops
35h 9m
IDA - OPO
$ 785
Kiwi
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2:01 PM - 11:45 PM
TAP Portugal
3 Stops
27h 39m
IDA - OPO
$ 828
Kiwi
Pick dates

How to find the cheapest flight from Idaho Falls (IDA) to Porto (OPO)

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