Cheap flights from Porto to Southern Illinois

Popular airlines from Porto to Southern Illinois

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    American Airlines

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    United

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Cheap Flights from Porto (OPO) to Southern Illinois (STL)

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.

Lufthansa
Mon, 1 Sep. - Mon, 8 Sep.
OPO
Porto
DEC
Decatur
AU$1,459 Return, found 6 days ago
AU$1,459
Return
found 6 days ago
Select Lufthansa flight, departing Mon, 1 Sep. from Porto to Decatur, returning Mon, 8 Sep., priced at AU$1,459 found 6 days ago
Lufthansa
Mon, 1 Sep. - Mon, 8 Sep.
OPO
Porto
DEC
Decatur
AU$1,466 Return, found 6 days ago
AU$1,466
Return
found 6 days ago
Select Lufthansa flight, departing Mon, 1 Sep. from Porto to Decatur, returning Mon, 8 Sep., priced at AU$1,466 found 6 days ago
Lufthansa
Mon, 1 Sep. - Mon, 8 Sep.
OPO
Porto
DEC
Decatur
AU$1,486 Return, found 6 days ago
AU$1,486
Return
found 6 days ago
Select Lufthansa flight, departing Mon, 1 Sep. from Porto to Decatur, returning Mon, 8 Sep., priced at AU$1,486 found 6 days ago
Lufthansa
Mon, 1 Sep. - Mon, 8 Sep.
OPO
Porto
DEC
Decatur
AU$1,490 Return, found 6 days ago
AU$1,490
Return
found 6 days ago
Select Lufthansa flight, departing Mon, 1 Sep. from Porto to Decatur, returning Mon, 8 Sep., priced at AU$1,490 found 6 days ago
Lufthansa
Mon, 1 Sep. - Mon, 8 Sep.
OPO
Porto
DEC
Decatur
AU$1,493 Return, found 6 days ago
AU$1,493
Return
found 6 days ago
Select Lufthansa flight, departing Mon, 1 Sep. from Porto to Decatur, returning Mon, 8 Sep., priced at AU$1,493 found 6 days ago
Lufthansa
Mon, 1 Sep. - Mon, 8 Sep.
OPO
Porto
DEC
Decatur
AU$1,496 Return, found 6 days ago
AU$1,496
Return
found 6 days ago
Select Lufthansa flight, departing Mon, 1 Sep. from Porto to Decatur, returning Mon, 8 Sep., priced at AU$1,496 found 6 days ago
Lufthansa
Mon, 1 Sep. - Mon, 8 Sep.
OPO
Porto
DEC
Decatur
AU$1,497 Return, found 6 days ago
AU$1,497
Return
found 6 days ago
Select Lufthansa flight, departing Mon, 1 Sep. from Porto to Decatur, returning Mon, 8 Sep., priced at AU$1,497 found 6 days ago
Lufthansa
Mon, 1 Sep. - Mon, 8 Sep.
OPO
Porto
DEC
Decatur
AU$1,502 Return, found 6 days ago
AU$1,502
Return
found 6 days ago
Select Lufthansa flight, departing Mon, 1 Sep. from Porto to Decatur, returning Mon, 8 Sep., priced at AU$1,502 found 6 days ago
Lufthansa
Mon, 1 Sep. - Mon, 8 Sep.
OPO
Porto
DEC
Decatur
AU$1,517 Return, found 6 days ago
AU$1,517
Return
found 6 days ago
Select Lufthansa flight, departing Mon, 1 Sep. from Porto to Decatur, returning Mon, 8 Sep., priced at AU$1,517 found 6 days ago
Lufthansa
Mon, 1 Sep. - Mon, 8 Sep.
OPO
Porto
DEC
Decatur
AU$1,522 Return, found 6 days ago
AU$1,522
Return
found 6 days ago
Select Lufthansa flight, departing Mon, 1 Sep. from Porto to Decatur, returning Mon, 8 Sep., priced at AU$1,522 found 6 days ago
United
Mon, 1 Sep. - Mon, 8 Sep.
OPO
Porto
DEC
Decatur
AU$1,637 Return, found 6 days ago
AU$1,637
Return
found 6 days ago
Select United flight, departing Mon, 1 Sep. from Porto to Decatur, returning Mon, 8 Sep., priced at AU$1,637 found 6 days ago
Lufthansa
Mon, 1 Sep. - Mon, 8 Sep.
OPO
Porto
DEC
Decatur
AU$2,168 Return, found 6 days ago
AU$2,168
Return
found 6 days ago
Select Lufthansa flight, departing Mon, 1 Sep. from Porto to Decatur, returning Mon, 8 Sep., priced at AU$2,168 found 6 days ago
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