OPO to IAD from $641 in economy – flightdeals.net

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Iberia Airlines

IBIberia Airlines

Round Trip•Economy

Francisco Sá Carneiro Airport

Porto, Portugal

Washington Dulles International Airport

Washington, United States

$817 USD

-22%$641 USD

Verified 14 days ago

January 2027

Mon

Tue

Wed

Thu

Fri

Sat

Sun

28$715 29 30$687 31$641 1$892 2 3 4$1,130 5 6$835 7$641 8$835 9 10 11$641 12 13$641 14$641 15$641 16 17 18$641 19 20$641 21$641 22$641 23 24 25$641 26 27$641 28$641 29$641 30 31

Good Availability

51% of dates checked are available within 10% of the lowest price

Monday, January 25th, 2027

1 round-trip options

Returning

Wed, Feb 3, 2027•9 Day Trip

$641 USD