Flights to Sé from Raleigh - $443

View $443 flight on Wed, Nov 19, 2025Opens in a new window

Popular airlines from Raleigh to Sé

  • Lufthansa

    Lufthansa

  • Air Canada

    Air Canada

  • British Airways

    British Airways

  • TAP Portugal

    TAP Portugal

  • Iberia

    Iberia

  • United

    United

  • Delta

    Delta

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Cheap Flights from Raleigh to Sé (RDU-OPO)

Prices were available within the past 7 days and start at $443 for one-way flights and $586 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Nov 4 - Thu, Nov 13
RDU
Raleigh
OPO
Porto
$586 Roundtrip, found 4 days ago
$586
Roundtrip
found 4 days ago
Select United flight, departing Tue, Nov 4 from Raleigh to Porto, returning Thu, Nov 13, priced at $586 found 4 days ago
United
Wed, Mar 11 - Wed, Mar 18
RDU
Raleigh
OPO
Porto
$590 Roundtrip, found 20 hours ago
$590
Roundtrip
found 20 hours ago
Select United flight, departing Wed, Mar 11 from Raleigh to Porto, returning Wed, Mar 18, priced at $590 found 20 hours ago
Air Canada
Tue, Mar 10 - Tue, Mar 24
RDU
Raleigh
OPO
Porto
$602 Roundtrip, found 1 day ago
$602
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Mar 10 from Raleigh to Porto, returning Tue, Mar 24, priced at $602 found 1 day ago
British Airways
Wed, Oct 29 - Wed, Nov 5
RDU
Raleigh
OPO
Porto
$603 Roundtrip, found 6 hours ago
$603
Roundtrip
found 6 hours ago
Select British Airways flight, departing Wed, Oct 29 from Raleigh to Porto, returning Wed, Nov 5, priced at $603 found 6 hours ago
Iberia
Wed, Oct 29 - Wed, Nov 5
RDU
Raleigh
OPO
Porto
$608 Roundtrip, found 6 hours ago
$608
Roundtrip
found 6 hours ago
Select Iberia flight, departing Wed, Oct 29 from Raleigh to Porto, returning Wed, Nov 5, priced at $608 found 6 hours ago
American Airlines
Wed, Oct 29 - Wed, Nov 5
RDU
Raleigh
OPO
Porto
$608 Roundtrip, found 6 hours ago
$608
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Wed, Oct 29 from Raleigh to Porto, returning Wed, Nov 5, priced at $608 found 6 hours ago

Find the cheapest month to fly from Raleigh (RDU) to Porto (OPO)

November is typically the cheapest month to fly

From $509 - $1,147 per traveler.

Graph displaying average flight prices per month

Alternative airports

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Dr. Francisco de Sa Carneiro OPO. Cheapest option available. Flights from $761
OPO
Dr. Francisco de Sa Carneiro
Cheapest
Flights from $761
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