Find the cheapest flight options from Cardiff to Cologne over the next three months. Book one-way tickets from US$94 and round-trip tickets from US$463.

Displayed flight fares from Cardiff to Cologne are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight details for Cardiff to Cologne

The distance between Cardiff and Cologne is 733.94km. Based on Trip.com's data, travel demand peaks in January. The off-season for travel is September.

Cheapest one-way flight priceUS$94
Cheapest return ticket priceUS$463
Off-season travel monthSeptember
Peak season for travelJanuary
Flight distance733.94km

Find the best time to fly from Cardiff to Cologne

The cheapest time for Cardiff to Cologne flights: Dec 21 to Dec 28 — one way flight prices from US$93.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128
  • Jan

    284
  • 411
  • 1118
  • 1825
  • Feb

    251
  • 18
  • 815
  • 1522
  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Cardiff to Cologne, calculated over the upcoming 10 weeks.

Flight FAQs

  • Which airlines offer the cheapest flights from Cardiff (CWL) to Cologne (CGN)?

    Based on Trip.com data, Vueling Airlines offers one-way fares as low as US$94 on Cheapest nonstop routes (e.g. CWL to CGN on Mon, Dec 22), while Loganair offers Cheapest nonstop round-trips from US$463 departing on Thu, Dec 11 and returning on Sun, Dec 14.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Cardiff to Cologne is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Cardiff to Cologne, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Dec 22, with one-way flights priced at just US$94.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Vueling Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Cologne travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Cardiff to Cologne is September, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Cardiff to Cologne on December 11, 2025 with Loganair, with prices starting at US$462.
  • The time difference between Cologne and Cardiff is 1h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.