Flights to Bonn - Rhein-Sieg from Dublin - ￥19,400

View ￥19,400 flight on Sun, Nov 30, 2025Opens in a new window

Popular airlines from Dublin to Bonn - Rhein-Sieg

  • British Airways

    British Airways

  • Aer Lingus

    Aer Lingus

  • KLM

    KLM

  • Lufthansa

    Lufthansa

  • Swiss International Air Lines

    Swiss International Air Lines

  • Air France

    Air France

  • Eurowings

    Eurowings

  • 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 40% 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 Dublin to Bonn - Rhein-Sieg (DUB-CGN)

Prices were available within the past 7 days and start at ￥19,400 for one-way flights and ￥41,850 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Fri, Jul 25 - Sun, Jul 27
DUB
Dublin
CGN
Cologne
￥41,850 Roundtrip, found 15 hours ago
￥41,850
Roundtrip
found 15 hours ago
Select Lufthansa flight, departing Fri, Jul 25 from Dublin to Cologne, returning Sun, Jul 27, priced at ￥41,850 found 15 hours ago
Lufthansa
Fri, Jul 25 - Sun, Jul 27
DUB
Dublin
CGN
Cologne
￥47,780 Roundtrip, found 15 hours ago
￥47,780
Roundtrip
found 15 hours ago
Select Lufthansa flight, departing Fri, Jul 25 from Dublin to Cologne, returning Sun, Jul 27, priced at ￥47,780 found 15 hours ago
Lufthansa
Fri, Jul 25 - Sun, Jul 27
DUB
Dublin
CGN
Cologne
￥51,990 Roundtrip, found 15 hours ago
￥51,990
Roundtrip
found 15 hours ago
Select Lufthansa flight, departing Fri, Jul 25 from Dublin to Cologne, returning Sun, Jul 27, priced at ￥51,990 found 15 hours ago
British Airways
Fri, Aug 1 - Sun, Aug 3
DUB
Dublin
CGN
Cologne
￥60,250 Roundtrip, found 12 hours ago
￥60,250
Roundtrip
found 12 hours ago
Select British Airways flight, departing Fri, Aug 1 from Dublin to Cologne, returning Sun, Aug 3, priced at ￥60,250 found 12 hours ago
Swiss International Air Lines
Fri, Jul 25 - Sun, Jul 27
DUB
Dublin
CGN
Cologne
￥70,110 Roundtrip, found 15 hours ago
￥70,110
Roundtrip
found 15 hours ago
Select Swiss International Air Lines flight, departing Fri, Jul 25 from Dublin to Cologne, returning Sun, Jul 27, priced at ￥70,110 found 15 hours ago
SunExpress
Fri, Jul 25 - Sun, Jul 27
DUB
Dublin
CGN
Cologne
￥109,970 Roundtrip, found 15 hours ago
￥109,970
Roundtrip
found 15 hours ago
Select SunExpress flight, departing Fri, Jul 25 from Dublin to Cologne, returning Sun, Jul 27, priced at ￥109,970 found 15 hours ago

Find the cheapest month to fly from Dublin (DUB) to Frankfurt (FRA)

May is typically the cheapest month to fly

From ￥7,933 - ￥25,316 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.