Cheap flight tickets from London to Tromsø

Select preferred month for the cheapest flights

• OctOctober2025

  £57

  Average monthly temperature & precipitation

  Temperature 2°C

  Precipitation 54%

  Average price £57
  Select October

• NovNovember2025

  £62

  Average monthly temperature & precipitation

  Temperature -14°C

  Precipitation 56%

  Average price £62
  Select November

• DecDecember2025

  Cheapest

  £51

  Average monthly temperature & precipitation

  Temperature -7°C

  Precipitation 54%

  Average price £51
  Select December

• JanJanuary2026

  £58

  Average monthly temperature & precipitation

  Temperature -11°C

  Precipitation 48%

  Average price £58
  Select January

• FebFebruary2026

  £58

  Average monthly temperature & precipitation

  Temperature -10°C

  Precipitation 57%

  Average price £58
  Select February

• MarMarch2026

  £105

  Average monthly temperature & precipitation

  Temperature -4°C

  Precipitation 64%

  Average price £105
  Select March

• AprApril2026

  £161

  Average monthly temperature & precipitation

  Temperature -4°C

  Precipitation 56%

  Average price £161
  Select April

• MayMay2026

  ‐

  Average monthly temperature & precipitation

  Temperature 6°C

  Precipitation 61%

  Check available flights
  Select May

• JunJune2026

  ‐

  Average monthly temperature & precipitation

  Temperature 12°C

  Precipitation 60%

  Check available flights
  Select June

• JulJuly2026

  Best for exploring

  Warmest

  ‐

  Average monthly temperature & precipitation

  Temperature 14°C

  Precipitation 48%

  Check available flights
  Select July

• AugAugust2026

  Best for exploring

  Warmest

  ‐

  Average monthly temperature & precipitation

  Temperature 14°C

  Precipitation 54%

  Check available flights
  Select August

• SepSeptember2026

  £166

  Average monthly temperature & precipitation

  Temperature 11°C

  Precipitation 60%

  Average price £166
  Select September

Average monthly temperature & precipitation