Cheap flights from Athens to Douro Valley from CA $125

View CA $125 flight on Tue, Jun. 9, 2026Opens in a new window

Popular airlines from Athens to Douro Valley

  • Air Serbia

    Air Serbia

  • Lufthansa

    Lufthansa

  • Air Europa

    Air Europa

  • Iberia

    Iberia

  • KLM

    KLM

  • Swiss International Air Lines

    Swiss International Air Lines

  • Brussels Airlines

    Brussels Airlines

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Athens (ATH) to Douro Valley (OPO)

Prices were available within the past 7 days and start at CA $125 for one-way flights and CA $310 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Mon, Jan. 19 - Mon, Jan. 26
ATH
Athens
OPO
Porto
CA $310 Roundtrip, found 13 hours ago
CA $310
Roundtrip
found 13 hours ago
Select Lufthansa flight, departing Mon, Jan. 19 from Athens to Porto, returning Mon, Jan. 26, priced at CA $310 found 13 hours ago
Brussels Airlines
Mon, Jan. 19 - Mon, Jan. 26
ATH
Athens
OPO
Porto
CA $313 Roundtrip, found 13 hours ago
CA $313
Roundtrip
found 13 hours ago
Select Brussels Airlines flight, departing Mon, Jan. 19 from Athens to Porto, returning Mon, Jan. 26, priced at CA $313 found 13 hours ago
Air Serbia
Mon, Jan. 19 - Mon, Jan. 26
ATH
Athens
OPO
Porto
CA $344 Roundtrip, found 13 hours ago
CA $344
Roundtrip
found 13 hours ago
Select Air Serbia flight, departing Mon, Jan. 19 from Athens to Porto, returning Mon, Jan. 26, priced at CA $344 found 13 hours ago
Swiss International Air Lines
Thu, Sep. 4 - Thu, Sep. 11
ATH
Athens
OPO
Porto
CA $362 Roundtrip, found 5 days ago
CA $362
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Thu, Sep. 4 from Athens to Porto, returning Thu, Sep. 11, priced at CA $362 found 5 days ago
Brussels Airlines
Mon, Jan. 19 - Mon, Jan. 26
ATH
Athens
OPO
Porto
CA $416 Roundtrip, found 13 hours ago
CA $416
Roundtrip
found 13 hours ago
Select Brussels Airlines flight, departing Mon, Jan. 19 from Athens to Porto, returning Mon, Jan. 26, priced at CA $416 found 13 hours ago
Turkish Airlines
Mon, Jan. 19 - Mon, Jan. 26
ATH
Athens
OPO
Porto
CA $496 Roundtrip, found 13 hours ago
CA $496
Roundtrip
found 13 hours ago
Select Turkish Airlines flight, departing Mon, Jan. 19 from Athens to Porto, returning Mon, Jan. 26, priced at CA $496 found 13 hours ago
*Available to Expedia members.