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Flights from Karlsruhe to Porto

Find the cheapest direct flight options from Karlsruhe to Porto over the next three months. Book one-way tickets from THB 892 and round-trip tickets from THB 1,780.

      • Cheapest nonstop
        FKB 06:20
        2h 35m
        Direct
        OPO 07:55
        Karlsruhe - Porto | Sun, Jan 25 | Ryanair
        OPO 06:20
        2h 35m
        Direct
        FKB 09:55
        Porto - Karlsruhe | Fri, Jan 30 | Ryanair
        THB 1,780 THB 2,563
        31% OFF
        31% OFF
        THB 2,563 THB 1,780
      • FKB 20:05
        2h 35m
        Direct
        OPO 21:40
        Karlsruhe - Porto | Mon, Jan 19 | Ryanair
        OPO 08:20
        2h 35m
        Direct
        FKB 11:55
        Porto - Karlsruhe | Sun, Jan 25 | Ryanair
        THB 1,784 THB 2,563
        30% OFF
        30% OFF
        THB 2,563 THB 1,784
      • FKB 20:05
        2h 35m
        Direct
        OPO 21:40
        Karlsruhe - Porto | Mon, Jan 12 | Ryanair
        OPO 06:20
        2h 35m
        Direct
        FKB 09:55
        Porto - Karlsruhe | Fri, Jan 16 | Ryanair
        THB 1,784 THB 2,563
        30% OFF
        30% OFF
        THB 2,563 THB 1,784
      • FKB 06:20
        2h 35m
        Direct
        OPO 07:55
        Karlsruhe - Porto | Sun, Feb 1 | Ryanair
        OPO 14:15
        2h 35m
        Direct
        FKB 17:50
        Porto - Karlsruhe | Thu, Feb 5 | Ryanair
        THB 1,996
        22% OFF
        THB 2,563 THB 1,996
      • FKB 06:20
        2h 35m
        Direct
        OPO 07:55
        Karlsruhe - Porto | Sun, Feb 8 | Ryanair
        OPO 06:20
        2h 35m
        Direct
        FKB 09:55
        Porto - Karlsruhe | Fri, Feb 13 | Ryanair
        THB 1,996
        22% OFF
        THB 2,563 THB 1,996
      • FKB 20:05
        2h 35m
        Direct
        OPO 21:40
        Karlsruhe - Porto | Mon, Feb 2 | Ryanair
        OPO 06:20
        2h 35m
        Direct
        FKB 09:55
        Porto - Karlsruhe | Fri, Feb 6 | Ryanair
        THB 2,126
        17% OFF
        THB 2,563 THB 2,126
      • FKB 11:05
        2h 35m
        Direct
        OPO 12:40
        Karlsruhe - Porto | Fri, Jan 16 | Ryanair
        OPO 06:20
        2h 35m
        Direct
        FKB 09:55
        Porto - Karlsruhe | Fri, Jan 23 | Ryanair
        THB 2,185
        15% OFF
        THB 2,563 THB 2,185
      • FKB 18:40
        2h 35m
        Direct
        OPO 20:15
        Karlsruhe - Porto | Sat, Feb 7 | Ryanair
        OPO 14:40
        2h 35m
        Direct
        FKB 18:15
        Porto - Karlsruhe | Sat, Feb 14 | Ryanair
        THB 2,234
        13% OFF
        THB 2,563 THB 2,234
      • FKB 20:05
        2h 35m
        Direct
        OPO 21:40
        Karlsruhe - Porto | Mon, Jan 26 | Ryanair
        OPO 08:20
        2h 35m
        Direct
        FKB 11:55
        Porto - Karlsruhe | Sun, Feb 1 | Ryanair
        THB 2,280
        11% OFF
        THB 2,563 THB 2,280
      • FKB 11:05
        2h 35m
        Direct
        OPO 12:40
        Karlsruhe - Porto | Fri, Jan 30 | Ryanair
        OPO 15:30
        2h 35m
        Direct
        FKB 19:05
        Porto - Karlsruhe | Mon, Feb 2 | Ryanair
        THB 2,307
        10% OFF
        THB 2,563 THB 2,307
      • FKB 13:00
        17h 25m
        1 stop
        OPO Invalid Date
        Karlsruhe - Porto | Sat, Dec 13 | Normal Airline
        OPO 15:00
        6h
        Direct
        FKB 16:00
        Porto - Karlsruhe | Mon, Dec 15 | Normal Airline
        Find More Flights
        Find More Flights
      • Cheapest nonstop
        FKB 20:05
        2h 35m
        Direct
        OPO 21:40
        Karlsruhe - Porto | Mon, Jan 5 | Ryanair
        THB 892 THB 4,795
        81% OFF
        81% OFF
        THB 4,795 THB 892
      • FKB 11:05
        2h 35m
        Direct
        OPO 12:40
        Karlsruhe - Porto | Fri, Jan 9 | Ryanair
        THB 955 THB 4,795
        80% OFF
        80% OFF
        THB 4,795 THB 955
      • FKB 12:15
        2h 35m
        Direct
        OPO 13:50
        Karlsruhe - Porto | Thu, Jan 1 | Ryanair
        THB 1,280 THB 4,795
        73% OFF
        73% OFF
        THB 4,795 THB 1,280
      • FKB 06:20
        2h 35m
        Direct
        OPO 07:55
        Karlsruhe - Porto | Sun, Jan 11 | Ryanair
        THB 1,487
        69% OFF
        THB 4,795 THB 1,487
      • FKB 11:05
        2h 35m
        Direct
        OPO 12:40
        Karlsruhe - Porto | Fri, Jan 2 | Ryanair
        THB 2,325
        52% OFF
        THB 4,795 THB 2,325
      • FKB 18:40
        2h 35m
        Direct
        OPO 20:15
        Karlsruhe - Porto | Sat, Jan 3 | Ryanair
        THB 2,325
        52% OFF
        THB 4,795 THB 2,325
      • FKB 16:05
        2h 20m
        Direct
        OPO 17:25
        Karlsruhe - Porto | Tue, Dec 30 | Ryanair
        THB 2,883
        40% OFF
        THB 4,795 THB 2,883
      • FKB 06:20
        2h 35m
        Direct
        OPO 07:55
        Karlsruhe - Porto | Sun, Dec 14 | Ryanair
        THB 3,820
        20% OFF
        THB 4,795 THB 3,820
      • FKB 18:40
        2h 35m
        Direct
        OPO 20:15
        Karlsruhe - Porto | Sat, Dec 13 | Ryanair
        THB 4,315
        10% OFF
        THB 4,795 THB 4,315
      • FKB 22:30
        23h 45m
        1 stop
        OPO 21:15
        Karlsruhe - Porto | Fri, Dec 12 | Ryanair
        THB 4,072
        15% OFF
        THB 4,795 THB 4,072
      • FKB 13:00
        17h 25m
        1 stop
        OPO Invalid Date
        Karlsruhe - Porto | Sat, Dec 13 | Normal Airline
        Find More Flights
        Find More Flights

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

Flight details for Karlsruhe to Porto

The distance between Karlsruhe and Porto is 1,588.5 km. It takes around 2 hours 40 minutes on average to fly from Karlsruhe to Porto. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is October.

Cheapest one-way flight priceTHB 892
Cheapest round-trip ticket priceTHB 1,780
Off-season for travelOctober
Peak season for travelJuly
Flight distance1,588.5 km
Average flight time2 hours 40 minutes

Find the best time to fly from Karlsruhe to Porto

The cheapest time for Karlsruhe to Porto flights: Jan 4 to Jan 11 — one way flight prices from THB 892.

Cheapest flights
From price
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  • 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 Karlsruhe to Porto, calculated over the upcoming 10 weeks.

Flight FAQs

  • What are the cheapest flights from Karlsruhe to Porto (FKB-OPO)?

    Based on Trip.com data, Ryanair offers one-way fares as low as THB 892 on Cheapest nonstop routes (e.g. FKB to OPO on Mon, Jan 5), while Ryanair offers Cheapest nonstop round-trips from THB 1,780 departing on Sun, Jan 25 and returning on Fri, Jan 30.
  • It takes around 2 hours 40 minutes to fly from Karlsruhe (FKB) to Porto (OPO).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Karlsruhe to Porto 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 Karlsruhe to Porto, 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, Jan 5, with one-way flights priced at just THB 892.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Ryanair.
    · 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 Porto travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Karlsruhe to Porto is October, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Karlsruhe to Porto on December 11, 2025 with Ryanair, with prices starting at THB 2,711.
  • The time difference between Porto and Karlsruhe is 1h.
  • Tickets can only be changed or canceled 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.