FKB - SOF

18€ Find Cheap Flights from Karlsruhe to Sofia – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
39 €
Typical prices: 96 €-200 €
Ryanair
Thu 8.11.Tue 13.11.
FKB - SOF • Direct
Cheapest one-way flight
18 €
Typical prices: 32 €-126 €
Ryanair
Thu 8.11.
FKB - SOF • Direct
Direct flights
2 days a week
You can fly direct with Ryanair. Average duration is 2h 15m
Direct flights
+1
Direct flights
+1
When to travel
November
Cheapest • 67% price drop
June
Most popular
Good to know
+1
Good to know
+1
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We hope you enjoy your trip to Sofia!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Karlsruhe to Sofia (FKB-SOF)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Karlsruhe to Sofia

Sun, 8. Nov - Fri, 13. Nov
Ryanair Logo
6:25 - 9:40FKB  Karlsruhe Söllingen-SOF Sofia
2h 15mdirect
Ryanair Logo
10:20 - 11:45SOF  Sofia-FKB Karlsruhe Söllingen
2h 25mdirect
39 €Ryanair
Fri, 27. Nov - Sun, 29. Nov
Ryanair Logo
6:40 - 9:55FKB  Karlsruhe Söllingen-SOF Sofia
2h 15mdirect
Ryanair Logo
10:05 - 11:30SOF  Sofia-FKB Karlsruhe Söllingen
2h 25mdirect
40 €Ryanair
Fri, 27. Nov - Sun, 6. Dec
Ryanair Logo
6:40 - 9:55FKB  Karlsruhe Söllingen-SOF Sofia
2h 15mdirect
Ryanair Logo
10:05 - 11:30SOF  Sofia-FKB Karlsruhe Söllingen
2h 25mdirect
40 €Ryanair
Fri, 27. Nov - Sun, 29. Nov
Ryanair Logo
6:40 - 9:55FKB  Karlsruhe Söllingen-SOF Sofia
2h 15mdirect
Ryanair Logo
10:05 - 11:30SOF  Sofia-FKB Karlsruhe Söllingen
2h 25mdirect
41 €Ryanair
Fri, 6. Nov - Fri, 13. Nov
Ryanair Logo
6:40 - 9:55FKB  Karlsruhe Söllingen-SOF Sofia
2h 15mdirect
Ryanair Logo
10:20 - 11:45SOF  Sofia-FKB Karlsruhe Söllingen
2h 25mdirect
42 €Ryanair
Fri, 27. Nov - Sun, 6. Dec
Ryanair Logo
6:40 - 9:55FKB  Karlsruhe Söllingen-SOF Sofia
2h 15mdirect
Ryanair Logo
10:05 - 11:30SOF  Sofia-FKB Karlsruhe Söllingen
2h 25mdirect
43 €Ryanair
Fri, 27. Nov - Sun, 29. Nov
Multiple Airlines Logo
6:40 - 9:55FKB  Karlsruhe Söllingen-SOF Sofia
2h 15mdirect
Multiple Airlines Logo
9:00 - 11:55SOF  Sofia-FKB Karlsruhe Söllingen
27h 55m2 stops Luqa Malta Intl Tirana Rinas
83 €Multiple Airlines
Fri, 27. Nov - Sun, 29. Nov
Multiple Airlines Logo
6:40 - 9:55FKB  Karlsruhe Söllingen-SOF Sofia
2h 15mdirect
Multiple Airlines Logo
9:00 - 11:55SOF  Sofia-FKB Karlsruhe Söllingen
27h 55m2 stops Luqa Malta Intl Tirana Rinas
87 €Multiple Airlines
Fri, 11. Dec - Sun, 13. Dec
Multiple Airlines Logo
6:40 - 9:55FKB  Karlsruhe Söllingen-SOF Sofia
2h 15mdirect
Multiple Airlines Logo
7:00 - 17:30SOF  Sofia-FKB Karlsruhe Söllingen
11h 30m1 stop Bari Palese
87 €Multiple Airlines
Fri, 6. Nov - Sun, 8. Nov
Multiple Airlines Logo
6:40 - 9:55FKB  Karlsruhe Söllingen-SOF Sofia
2h 15mdirect
Multiple Airlines Logo
15:10 - 11:55SOF  Sofia-FKB Karlsruhe Söllingen
21h 45m2 stops Catania Fontanarossa Tirana Rinas
90 €Multiple Airlines
Booking Insights

Price, demand, and travel trends for Karlsruhe to Sofia flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Karlsruhe to Sofia?

Return flights from Karlsruhe to Sofia typically range from 96 € to 200 €. The lowest price found in the past 5 days was 39 € on Ryanair.

What's the cheapest day of the week to fly from Karlsruhe to Sofia?

Based on deals KAYAK users found in the last 12 months, Saturday is the cheapest day of the week to fly from Karlsruhe to Sofia. It’s 44% cheaper than the average day, while Tuesday is the most expensive, with prices 74% higher.

What is the cheapest month to fly from Karlsruhe to Sofia?

•November is the cheapest month to fly from Karlsruhe to Sofia at 48 € return.
•August (210 €) and July (193 €) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 335% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Karlsruhe to Sofia flights

Low season

March

Cheapest flight

18 €
Beat the crowds with an average 55% drop in traveller numbers.
The most popular month to fly with an average 66% increase in traveller numbers.
One-way flight from Karlsruhe to Sofia

When to book flights from Karlsruhe to Sofia

Are your dates flexible? Find out the best times to travel from Karlsruhe to Sofia based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Karlsruhe to Sofia flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • What are the earliest and latest flights from Karlsruhe to Sofia?

    These are the earliest and latest flight times available from Karlsruhe to Sofia:

    • Earliest: departs at 6:25 and lands at 8:40
    • Latest: departs at 17:10 and lands at 19:25.

    The flight takes about 2h 15m.

  • Which cabin classes can I book on flights from Karlsruhe to Sofia?

    Only Economy class is available on flights from Karlsruhe to Sofia.

  • How long is a flight from Karlsruhe to Sofia?

    A direct flight from Karlsruhe to Sofia takes 2h 15m, covering 2.194 km.

  • Do I need a passport to fly from Karlsruhe to Sofia?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Karlsruhe to Sofia flight?

    Return flights from Karlsruhe to Sofia range from 96 € to 200 €, with an average of 148 € over the past 12 months. Anything below 96 € counts as a good deal.

  • How much can I save by having a stopover when flying from Karlsruhe to Sofia?

    On this route, direct flights are cheaper than stopover options on average. Direct fares average 139 € return, compared with 165 € via a stopover through Palma de Mallorca Son Sant Joan (PMI).

  • What is the standard checked bag allowance on flights from Karlsruhe to Sofia?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge 26 €–70 € for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Karlsruhe to Sofia?

    The Boeing 737-800 Passenger/BBJ2 (winglets) family is used most often on this route, operated mainly by Ryanair. Other aircraft seen on the route include Airbus A320-100/200 variants.

  • How are flight prices from Karlsruhe to Sofia looking right now?

    One-way fares from Karlsruhe to Sofia are currently lower than usual. Average one-way flight prices are about 29 €, which is 45% below the typical average for this route.

  • Which car hire options are available at Sofia Airport (SOF)?

    Sofia Airport (SOF) hosts 5 major car rental companies, with daily rates starting from around 1 € for economy cars. Top options include:

    • MEXRENTACAR
    • NU Car
    • Top Rent a Car - Bulgaria
    • Priceless
    • Easyrent

  • Which airports can I use when flying from Karlsruhe to Sofia?

    Flights from Karlsruhe to Sofia usually depart from Karlsruhe Söllingen (FKB) and arrive at Sofia (SOF).

  • Which airports do connecting flights from Karlsruhe to Sofia pass through?

    Most connecting flights from Karlsruhe to Sofia pass through Palma de Mallorca Son Sant Joan (PMI), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Karlsruhe to Sofia?

    Yes. Flexible dates can save you up to 68% on flights from Karlsruhe to Sofia. Saturday is the cheapest departure day at 83 € return on average, while Tuesday is the most expensive at 259 €, a difference of 176 €.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • Which airlines fly from Karlsruhe to Sofia?

    Only Ryanair operates flights between Karlsruhe and Sofia.

  • What is the time difference between Karlsruhe and Sofia?

    Sofia is 1 hour ahead of Karlsruhe (Eastern European Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Sofia?

    National Palace of Culture is one of the most viewed places in Sofia on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Karlsruhe to Sofia flights?

    Among airlines operating Karlsruhe to Sofia flights:

    • Ryanair: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Karlsruhe to Sofia flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Ryanair: a cabin bag in Economy class class

    Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.

Your guide to booking Karlsruhe to Sofia flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure and avoid flying on Tuesday. On this route, Saturday flights average 83 €, about 176 € less than Tuesday fares (68% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Karlsruhe to Sofia trip for November. Fares historically average 48 € return in that month – typically 162 € less than the most expensive month, which is August (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Sofia Airport.

    • Hotel Premier Airport Sofia
    • ibis Sofia Airport
    • Hotel Consul

Prefer to fly direct from Karlsruhe Söllingen to Sofia?

 
Find which airlines fly direct from Karlsruhe Söllingen Airport to Sofia Airport, which days they fly and book direct flights.

Direct departures

Karlsruhe Söllingen to Sofia

Tuesday

Ryanair

Ryanair

Friday

Ryanair

Ryanair

Saturday

Ryanair

Ryanair

Sunday

Ryanair

Ryanair

See more direct flights

Direct returns

Sofia to Karlsruhe Söllingen

Tuesday

Ryanair

Ryanair

Friday

Ryanair

Ryanair

Saturday

Ryanair

Ryanair

Sunday

Ryanair

Ryanair

See more direct flights

More options for your flight from Karlsruhe to Sofia

Complete your trip to Sofia with a hotel stay or car hire

Car rentals in Sofia
Hotels in Sofia