Cheap flights from Cologne to Frankfurt

Cheapest current fares: $46 in September 2026 on connecting flights.

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Live fares · CGN → FRA

Cheapest month-by-month fares

Lowest available fare per calendar month from Cologne (CGN) to Frankfurt (FRA). Refreshed daily.

Cologne (CGN) → Frankfurt (FRA)

  1. September 2026 $46
  2. October 2026 $70
  3. January 2027 $93
  4. November 2026 $107
  5. August 2026 $162
  6. December 2026 $221

Frequently asked questions

  • What is the cheapest month to fly from Cologne to Frankfurt?

    Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Cologne (CGN) to Frankfurt (FRA), with fares starting from $46.

  • What is the lowest current fare from CGN to FRA?

    The lowest currently-listed fare from Cologne (CGN) to Frankfurt (FRA) is $46 on 2026-09-30.

  • Is there a direct flight from Cologne to Frankfurt?

    There is currently no non-stop service from CGN to FRA. Most travellers connect through a hub airport. See our route page for current stopover options.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.

Full route page: CGN → FRA Cheapest month to fly to Frankfurt All flights from Cologne All flights to Frankfurt Flights to Germany Visa-free with Germany passport