Cheap flight tickets from Knock, County Mayo to Frankfurt

Select preferred month for the cheapest flights

• AprApril2026

  €130

  Average monthly temperature & precipitation

  Temperature 11°C

  Precipitation 50%

  Average price €130
  Select April

• MayMay2026

  €168

  Average monthly temperature & precipitation

  Temperature 15°C

  Precipitation 45%

  Average price €168
  Select May

• JunJune2026

  Best for exploring

  €177

  Average monthly temperature & precipitation

  Temperature 17°C

  Precipitation 30%

  Average price €177
  Select June

• JulJuly2026

  Best for exploring

  Cheapest

  €128

  Average monthly temperature & precipitation

  Temperature 19°C

  Precipitation 38%

  Average price €128
  Select July

• AugAugust2026

  €228

  Average monthly temperature & precipitation

  Temperature 21°C

  Precipitation 38%

  Average price €228
  Select August

• SepSeptember2026

  Warmest

  €285

  Average monthly temperature & precipitation

  Temperature 23°C

  Precipitation 30%

  Average price €285
  Select September

• OctOctober2026

  €249

  Average monthly temperature & precipitation

  Temperature 12°C

  Precipitation 41%

  Average price €249
  Select October

• NovNovember2026

  ‐

  Average monthly temperature & precipitation

  Temperature 12°C

  Precipitation 46%

  Check available flights
  Select November

• DecDecember2026

  €534

  Average monthly temperature & precipitation

  Temperature 4°C

  Precipitation 48%

  Average price €534
  Select December

• JanJanuary2027

  ‐

  Average monthly temperature & precipitation

  Temperature 2°C

  Precipitation 54%

  Check available flights
  Select January

• FebFebruary2027

  ‐

  Average monthly temperature & precipitation

  Temperature 8°C

  Precipitation 53%

  Check available flights
  Select February

• MarMarch2027

  ‐

  Average monthly temperature & precipitation

  Temperature 9°C

  Precipitation 38%

  Check available flights
  Select March

Average monthly temperature & precipitation