Cheap flights from Porto to Bonn - Rhein-Sieg

View AU$188 flight on Mon, 1 Sep. 2025Opens in a new window

Popular airlines from Porto to Bonn - Rhein-Sieg

  • KLM

    KLM

  • TAP Portugal

    TAP Portugal

  • Air France

    Air France

  • Iberia

    Iberia

  • Lufthansa

    Lufthansa

  • Swiss International Air Lines

    Swiss International Air Lines

  • Air Europa

    Air Europa

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Cheap Flights from Porto (OPO) to Bonn - Rhein-Sieg (CGN)

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
Fri, 19 Sep. - Sun, 21 Sep.
OPO
Porto
CGN
Cologne
AU$425 Return, found 4 days ago
AU$425
Return
found 4 days ago
Select Lufthansa flight, departing Fri, 19 Sep. from Porto to Cologne, returning Sun, 21 Sep., priced at AU$425 found 4 days ago
Eurowings Luftverkehrs
Thu, 21 Aug. - Mon, 25 Aug.
OPO
Porto
CGN
Cologne
AU$450 Return, found 6 days ago
AU$450
Return
found 6 days ago
Select Eurowings Luftverkehrs flight, departing Thu, 21 Aug. from Porto to Cologne, returning Mon, 25 Aug., priced at AU$450 found 6 days ago
Lufthansa
Fri, 19 Sep. - Sun, 21 Sep.
OPO
Porto
CGN
Cologne
AU$453 Return, found 4 days ago
AU$453
Return
found 4 days ago
Select Lufthansa flight, departing Fri, 19 Sep. from Porto to Cologne, returning Sun, 21 Sep., priced at AU$453 found 4 days ago
Swiss International Air Lines
Fri, 19 Sep. - Sun, 21 Sep.
OPO
Porto
CGN
Cologne
AU$606 Return, found 4 days ago
AU$606
Return
found 4 days ago
Select Swiss International Air Lines flight, departing Fri, 19 Sep. from Porto to Cologne, returning Sun, 21 Sep., priced at AU$606 found 4 days ago
Austrian Airlines
Mon, 1 Sep. - Wed, 3 Sep.
OPO
Porto
CGN
Cologne
AU$863 Return, found 4 days ago
AU$863
Return
found 4 days ago
Select Austrian Airlines flight, departing Mon, 1 Sep. from Porto to Cologne, returning Wed, 3 Sep., priced at AU$863 found 4 days ago
British Airways
Fri, 19 Sep. - Sun, 21 Sep.
OPO
Porto
CGN
Cologne
AU$1,237 Return, found 4 days ago
AU$1,237
Return
found 4 days ago
Select British Airways flight, departing Fri, 19 Sep. from Porto to Cologne, returning Sun, 21 Sep., priced at AU$1,237 found 4 days ago

Find the cheapest month to fly from Porto (OPO) to Frankfurt (FRA)

May is typically the cheapest month to fly

From AU$212 - AU$519 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.