The cheapest month to fly to Cologne is most often October — cheapest from 19% of the 27 origin cities we track, and an autumn month (Sep–Nov) is cheapest for 44% of them. It depends where you fly from; the cheapest right now are Manchester (from 40 EUR, July); London (from 42 EUR, July); Milan (from 46 EUR, July); Stockholm (from 53 EUR, October).
When is it cheapest to fly to Cologne? Below is the cheapest month and round-trip fare from 27 origin cities, from Flightmussy's 12-month fare scans. Updated 2026-06-16.
| Route | Cheapest month | From | Yearly swing |
|---|---|---|---|
| Manchester → Cologne | July 2026 | 40 EUR | 63% |
| London → Cologne | July 2026 | 42 EUR | 55% |
| Milan → Cologne | July 2026 | 46 EUR | 78% |
| Stockholm → Cologne | October 2026 | 53 EUR | 60% |
| Barcelona → Cologne | September 2026 | 57 EUR | 44% |
| Dublin → Cologne | September 2026 | 60 EUR | 53% |
| Vienna → Cologne | October 2026 | 61 EUR | 55% |
| Lisbon → Cologne | January 2027 | 100 EUR | 51% |
| Porto → Cologne | January 2027 | 100 EUR | 38% |
| Munich → Cologne | August 2026 | 129 EUR | 15% |
| Berlin → Cologne | July 2026 | 149 EUR | 12% |
| Zurich → Cologne | August 2026 | 156 EUR | 24% |
| Paris → Cologne | February 2027 | 179 EUR | 25% |
| Istanbul → Cologne | September 2026 | 195 EUR | 27% |
| Edinburgh → Cologne | August 2026 | 202 EUR | 42% |
| Gothenburg → Cologne | January 2027 | 203 EUR | 36% |
| Copenhagen → Cologne | February 2027 | 238 EUR | 15% |
| Frankfurt → Cologne | June 2026 | 327 EUR | 90% |
| Hamburg → Cologne | October 2026 | 349 EUR | 32% |
| Boston → Cologne | November 2026 | 633 EUR | 47% |
| Toronto → Cologne | October 2026 | 644 EUR | 16% |
| Chicago → Cologne | November 2026 | 735 EUR | 23% |
| Los Angeles → Cologne | November 2026 | 735 EUR | 36% |
| San Francisco → Cologne | November 2026 | 771 EUR | 41% |
| Washington → Cologne | August 2026 | 772 EUR | 34% |
| Sao Paulo → Cologne | August 2026 | 834 EUR | 41% |
| Beijing → Cologne | October 2026 | 1028 EUR | 23% |
Fares are round-trip estimates in EUR from 12-month scans — they change constantly; click any route to search live prices.
See also: the cheapest month to fly almost anywhere — Flightmussy's global fare-data study.
Flightmussy is a free, independent flight search for travellers anywhere in the world. No signup, no ads, no tracking — email is optional, only for route price alerts. Compare fares across every airline and see 12 months of prices at a glance, including the low-cost carriers Google Flights often buries. Book directly with the airline or a trusted partner — we never add a markup.
Flightmussy runs its own 12-month forward fare scans across thousands of routes worldwide and publishes the data openly. Read the cheapest month to fly almost anywhere → — a global study of when fares are lowest — or browse the cheapest destinations from a city: