Cheap flights from Porto to Upper Middle Rhine Valley from CA $128

View CA $128 flight on Fri, Nov. 14, 2025Opens in a new window

Popular airlines from Porto to Upper Middle Rhine Valley

  • Air Canada

    Air Canada

  • WestJet

    WestJet

  • Flair Airlines

    Flair Airlines

  • American Airlines

    American Airlines

  • United

    United

  • Delta

    Delta

  • Porter Airlines

    Porter 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 Porto (OPO) to Upper Middle Rhine Valley (FRA)

Prices were available within the past 7 days and start at CA $128 for one-way flights and CA $402 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Thu, Sep. 4 - Thu, Sep. 11
OPO
Porto
CGN
Cologne
CA $402 Roundtrip, found 2 days ago
CA $402
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Thu, Sep. 4 from Porto to Cologne, returning Thu, Sep. 11, priced at CA $402 found 2 days ago
Austrian Airlines
Thu, Sep. 4 - Mon, Sep. 8
OPO
Porto
CGN
Cologne
CA $475 Roundtrip, found 3 days ago
CA $475
Roundtrip
found 3 days ago
Select Austrian Airlines flight, departing Thu, Sep. 4 from Porto to Cologne, returning Mon, Sep. 8, priced at CA $475 found 3 days ago
Air Europa
Thu, Sep. 4 - Sun, Sep. 7
OPO
Porto
FRA
Frankfurt
CA $478 Roundtrip, found 3 days ago
CA $478
Roundtrip
found 3 days ago
Select Air Europa flight, departing Thu, Sep. 4 from Porto to Frankfurt, returning Sun, Sep. 7, priced at CA $478 found 3 days ago
Air Europa
Wed, Oct. 8 - Sun, Oct. 12
OPO
Porto
FRA
Frankfurt
CA $482 Roundtrip, found 1 hour ago
CA $482
Roundtrip
found 1 hour ago
Select Air Europa flight, departing Wed, Oct. 8 from Porto to Frankfurt, returning Sun, Oct. 12, priced at CA $482 found 1 hour ago
TAP Portugal
Sun, Aug. 24 - Wed, Sep. 3
OPO
Porto
FRA
Frankfurt
CA $493 Roundtrip, found 4 days ago
CA $493
Roundtrip
found 4 days ago
Select TAP Portugal flight, departing Sun, Aug. 24 from Porto to Frankfurt, returning Wed, Sep. 3, priced at CA $493 found 4 days ago
British Airways
Thu, Sep. 11 - Mon, Sep. 15
OPO
Porto
CGN
Cologne
CA $537 Roundtrip, found 3 days ago
CA $537
Roundtrip
found 3 days ago
Select British Airways flight, departing Thu, Sep. 11 from Porto to Cologne, returning Mon, Sep. 15, priced at CA $537 found 3 days ago
*Available to Expedia members.