One Way
Fare Type:
  • Regular
  • Student
    Student Fare

    Only students above 12 years of age are eligible for special fares and/or additional baggage allowances. Carrying valid student ID cards and student visas (where applicable) is mandatory, else the passenger may be denied boarding or asked to pay for extra baggage.

Popular Filters

One Way Price

₹ 14,422 ₹ 1,30,000

Duration

2 h 35 m 42 h 0 m

Stops From Sofia

Departure From Sofia

6 am - 12 pm

₹ 14,674

12 pm - 6 pm

₹ 14,422

After 6 pm

₹ 14,422

Arrival at Frankfurt

6 am - 12 pm

₹ 14,674

12 pm - 6 pm

₹ 15,790

After 6 pm

₹ 14,422

Alliances & Airlines

Oneworld

(3)

SkyTeam

(1)

Star Alliance

(19)

+ 5 more

Layover Airports

+ 6 more

Layover Duration

25 m 27 h 0 m
Offer Image
>

LIVE: Special Business Class Companion Fare

Limited Period Offer

Sofia to Frankfurt Flights, Fares @ ₹14422 + Flat Rs 1500 OFF

Use promo code GOINTL and Instant Discount of Rs 10,000 on your Sofia to Frankfurt round trip flight booking. Lowest Airfare from Sofia to Frankfurt is ₹14422 on 30 Nov. For fastest booking and best discounts on flight tickets visit Goibibo. Also check cheapest return Frankfurt to Sofia flight tickets online here.
Sorted By:
Departure
Duration
Arrival
Price
LOT Polish Airlines

₹ 15,422

₹ 14,422

₹ 1,000 Instant Discount

Apply the code GIWINGS and get up to INR 4000 instant discount on your flight booking.

Sofia to Frankfurt , 30 Nov

LOT Polish Airlines LO 632

14:35

Sun, 30 Nov 25

Terminal T2

Sofia, Bulgaria

02 h

15:35

Sun, 30 Nov 25

Warsaw, Poland

BAGGAGE : CHECK INCABIN

Information not available

LOT Polish Airlines LO 379

17:00

Sun, 30 Nov 25

Warsaw, Poland

01 h 55 m

18:55

Sun, 30 Nov 25

Terminal T1

Frankfurt, Germany

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate Change

Economy Saver

Fare offered by airline.

0 Kgs
0 Kg
Non-refundable fare
Date Change Fee starting
₹ 10,415

₹ 15,422₹ 14,422

Lufthansa

₹ 15,491

₹ 14,491

₹ 1,000 Instant Discount

Apply the code GIWINGS and get up to INR 4000 instant discount on your flight booking.

Sofia to Frankfurt , 30 Nov

Lufthansa LH 1429

19:05

Sun, 30 Nov 25

Terminal T2

Sofia, Bulgaria

02 h 35 m

20:40

Sun, 30 Nov 25

Terminal T1

Frankfurt, Germany

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate ChangeMeal

Economy Light

Fare offered by airline.

1 Piece
0 Kg
Non-refundable fare
Not allowed
----

₹ 15,491₹ 14,491

Classic

Fare offered by airline.

0 Kgs
1 Piece
Free cancellation allowed upto 54 days before departure
Date Change Fee starting
₹ 7,290
Chargeable

₹ 18,500₹ 17,500

Economy Classic

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Date Change Fee starting
₹ 7,292
----

₹ 19,135₹ 18,135

Economy Green

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Free date change allowed
----

₹ 21,737₹ 20,737

Economy Flex

Fare offered by airline.

1 Piece
1 Piece
Cancellation Fee starting
₹ 7,292
Free date change allowed
----

₹ 27,205₹ 26,205

Austrian Airlines

₹ 15,674

₹ 14,674

₹ 1,000 Instant Discount

Apply the code GIWINGS and get up to INR 4000 instant discount on your flight booking.

Sofia to Frankfurt , 30 Nov

Austrian Airlines OS 780

07:55

Sun, 30 Nov 25

Terminal T2

Sofia, Bulgaria

01 h 40 m

08:35

Sun, 30 Nov 25

Terminal T3

Vienna, Austria

BAGGAGE : CHECK INCABIN

Information not available

Austrian Airlines OS 205

09:00

Sun, 30 Nov 25

Terminal T3

Vienna, Austria

01 h 30 m

10:30

Sun, 30 Nov 25

Terminal T1

Frankfurt, Germany

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate Change

Economy Light

Fare offered by airline.

1 Piece
0 Kg
Non-refundable fare
Not allowed

₹ 15,674₹ 14,674

Economy Classic

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Date Change Fee starting
₹ 7,292

₹ 19,318₹ 18,318

Economy Green

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Free date change allowed

₹ 21,920₹ 20,920

Economy Flex

Fare offered by airline.

1 Piece
1 Piece
Cancellation Fee starting
₹ 7,292
Free date change allowed

₹ 25,564₹ 24,564

Austrian Airlines

₹ 16,790

₹ 15,790

₹ 1,000 Instant Discount

Apply the code GIWINGS and get up to INR 4000 instant discount on your flight booking.

Sofia to Frankfurt , 30 Nov

Austrian Airlines OS 780

07:55

Sun, 30 Nov 25

Terminal T2

Sofia, Bulgaria

01 h 40 m

08:35

Sun, 30 Nov 25

Terminal T3

Vienna, Austria

BAGGAGE : CHECK INCABIN

Information not available

Austrian Airlines OS 207

10:30

Sun, 30 Nov 25

Terminal T3

Vienna, Austria

01 h 30 m

12:00

Sun, 30 Nov 25

Terminal T1

Frankfurt, Germany

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate Change

Economy Light

Fare offered by airline.

1 Piece
0 Kg
Non-refundable fare
Not allowed

₹ 16,790₹ 15,790

Economy Classic

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Date Change Fee starting
₹ 7,292

₹ 20,433₹ 19,433

Economy Green

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Free date change allowed

₹ 23,036₹ 22,036

Economy Flex

Fare offered by airline.

1 Piece
1 Piece
Cancellation Fee starting
₹ 7,292
Free date change allowed

₹ 26,680₹ 25,680

Austrian Airlines

₹ 18,195

₹ 17,195

₹ 1,000 Instant Discount

Apply the code GIWINGS and get up to INR 4000 instant discount on your flight booking.

Sofia to Frankfurt , 30 Nov

Austrian Airlines OS 772

12:35

Sun, 30 Nov 25

Terminal T2

Sofia, Bulgaria

01 h 35 m

13:10

Sun, 30 Nov 25

Terminal T3

Vienna, Austria

BAGGAGE : CHECK INCABIN

Information not available

Austrian Airlines OS 213

15:00

Sun, 30 Nov 25

Terminal T3

Vienna, Austria

01 h 30 m

16:30

Sun, 30 Nov 25

Terminal T1

Frankfurt, Germany

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate Change

Economy Light

Fare offered by airline.

1 Piece
0 Kg
Non-refundable fare
Not allowed

₹ 18,195₹ 17,195

Economy Classic

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Date Change Fee starting
₹ 7,292

₹ 21,839₹ 20,839

Economy Green

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Free date change allowed

₹ 24,441₹ 23,441

Economy Flex

Fare offered by airline.

1 Piece
1 Piece
Cancellation Fee starting
₹ 7,292
Free date change allowed

₹ 28,085₹ 27,085

Swiss

₹ 18,419

₹ 17,419

₹ 1,000 Instant Discount

Apply the code GIWINGS and get up to INR 4000 instant discount on your flight booking.

Sofia to Frankfurt , 30 Nov

Swiss LX 1391

11:00

Sun, 30 Nov 25

Terminal T2

Sofia, Bulgaria

02 h 20 m

12:20

Sun, 30 Nov 25

Zurich, Switzerland

BAGGAGE : CHECK INCABIN

Information not available

Swiss LX 1074

16:45

Sun, 30 Nov 25

Zurich, Switzerland

01 h 05 m

17:50

Sun, 30 Nov 25

Terminal T1

Frankfurt, Germany

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate ChangeSeatMeal

Economy Light

Fare offered by airline.

1 Piece
0 Kg
Non-refundable fare
Not allowed
----
----

₹ 18,419₹ 17,419

Classic

Fare offered by airline.

0 Kgs
1 Piece
Free cancellation allowed upto 54 days before departure
Date Change Fee starting
₹ 7,290
Chargeable
Chargeable

₹ 21,428₹ 20,428

Economy Classic

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Date Change Fee starting
₹ 7,292
----
----

₹ 22,063₹ 21,063

Economy Green

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Free date change allowed
----
----

₹ 24,665₹ 23,665

Economy Flex

Fare offered by airline.

1 Piece
1 Piece
Cancellation Fee starting
₹ 7,292
Free date change allowed
----
----

₹ 30,133₹ 29,133

Lufthansa

₹ 18,526

₹ 17,526

₹ 1,000 Instant Discount

Apply the code GIWINGS and get up to INR 4000 instant discount on your flight booking.

Sofia to Frankfurt , 30 Nov

Lufthansa LH 1707

06:05

Sun, 30 Nov 25

Terminal T2

Sofia, Bulgaria

02 h 10 m

07:15

Sun, 30 Nov 25

Terminal T2

Munich, Germany

BAGGAGE : CHECK INCABIN

Information not available

Lufthansa LH 99

09:00

Sun, 30 Nov 25

Terminal T2

Munich, Germany

01 h

10:00

Sun, 30 Nov 25

Terminal T1

Frankfurt, Germany

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate ChangeMeal

Economy Light

Fare offered by airline.

1 Piece
0 Kg
Non-refundable fare
Not allowed
----

₹ 18,526₹ 17,526

Classic

Fare offered by airline.

0 Kgs
1 Piece
Free cancellation allowed upto 54 days before departure
Date Change Fee starting
₹ 7,290
Chargeable

₹ 21,535₹ 20,535

Economy Classic

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Date Change Fee starting
₹ 7,292
----

₹ 22,170₹ 21,170

Economy Green

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Free date change allowed
----

₹ 24,772₹ 23,772

Economy Flex

Fare offered by airline.

1 Piece
1 Piece
Cancellation Fee starting
₹ 7,292
Free date change allowed
----

₹ 30,240₹ 29,240

Lufthansa

₹ 18,823

₹ 17,823

₹ 1,000 Instant Discount

Apply the code GIWINGS and get up to INR 4000 instant discount on your flight booking.

Sofia to Frankfurt , 30 Nov

Lufthansa LH 1431

06:10

Sun, 30 Nov 25

Terminal T2

Sofia, Bulgaria

02 h 35 m

07:45

Sun, 30 Nov 25

Terminal T1

Frankfurt, Germany

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate ChangeMeal

Economy Light

Fare offered by airline.

1 Piece
0 Kg
Non-refundable fare
Not allowed
----

₹ 18,823₹ 17,823

Classic

Fare offered by airline.

0 Kgs
1 Piece
Free cancellation allowed upto 54 days before departure
Date Change Fee starting
₹ 7,290
Chargeable

₹ 21,832₹ 20,832

Economy Classic

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Date Change Fee starting
₹ 7,292
----

₹ 22,467₹ 21,467

Economy Green

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Free date change allowed
----

₹ 25,069₹ 24,069

Economy Flex

Fare offered by airline.

1 Piece
1 Piece
Cancellation Fee starting
₹ 7,292
Free date change allowed
----

₹ 30,537₹ 29,537

Lufthansa

₹ 19,497

₹ 18,497

₹ 1,000 Instant Discount

Apply the code GIWINGS and get up to INR 4000 instant discount on your flight booking.

Sofia to Frankfurt , 30 Nov

Lufthansa LH 1705

19:05

Sun, 30 Nov 25

Terminal T2

Sofia, Bulgaria

02 h 10 m

20:15

Sun, 30 Nov 25

Terminal T2

Munich, Germany

BAGGAGE : CHECK INCABIN

Information not available

Lufthansa LH 123

21:00

Sun, 30 Nov 25

Terminal T2

Munich, Germany

01 h

22:00

Sun, 30 Nov 25

Terminal T1

Frankfurt, Germany

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate ChangeMeal

Economy Light

Fare offered by airline.

1 Piece
0 Kg
Non-refundable fare
Not allowed
----

₹ 19,497₹ 18,497

Economy Classic

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Date Change Fee starting
₹ 7,292
----

₹ 23,142₹ 22,142

Classic

Fare offered by airline.

0 Kgs
1 Piece
Free cancellation allowed upto 54 days before departure
Date Change Fee starting
₹ 7,290
Chargeable

₹ 25,284₹ 24,284

Economy Green

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Free date change allowed
----

₹ 25,744₹ 24,744

Economy Flex

Fare offered by airline.

1 Piece
1 Piece
Cancellation Fee starting
₹ 7,292
Free date change allowed
----

₹ 33,989₹ 32,989

Lufthansa

₹ 21,200

₹ 20,200

₹ 1,000 Instant Discount

Apply the code GIWINGS and get up to INR 4000 instant discount on your flight booking.

Sofia to Frankfurt , 30 Nov

Lufthansa LH 1707

06:05

Sun, 30 Nov 25

Terminal T2

Sofia, Bulgaria

02 h 10 m

07:15

Sun, 30 Nov 25

Terminal T2

Munich, Germany

BAGGAGE : CHECK INCABIN

Information not available

Lufthansa LH 101

10:00

Sun, 30 Nov 25

Terminal T2

Munich, Germany

01 h

11:00

Sun, 30 Nov 25

Terminal T1

Frankfurt, Germany

BAGGAGE : CHECK INCABIN

Information not available

FARES
Cabin bagCheck-inCancellationDate ChangeMeal

Economy Light

Fare offered by airline.

1 Piece
0 Kg
Non-refundable fare
Not allowed
----

₹ 21,200₹ 20,200

Economy Classic

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Date Change Fee starting
₹ 7,292
----

₹ 24,844₹ 23,844

Classic

Fare offered by airline.

0 Kgs
1 Piece
Free cancellation allowed upto 54 days before departure
Date Change Fee starting
₹ 7,290
Chargeable

₹ 25,284₹ 24,284

Economy Green

Fare offered by airline.

1 Piece
1 Piece
Non-refundable fare
Free date change allowed
----

₹ 27,446₹ 26,446

Economy Flex

Fare offered by airline.

1 Piece
1 Piece
Cancellation Fee starting
₹ 7,292
Free date change allowed
----

₹ 33,989₹ 32,989

Sofia Frankfurt Cheap Flights Fare Date
Lowest Airfare Today Rs 0
Cheapest Fare Within 30 Days Rs 11991
30 Nov
Cheapest Fare Within 90 Days Rs 11991
30 Nov
Cheapest Fare Within 365 Days Rs 11991
30 Nov

Get cheap flights from Sofia to Frankfurt with Goibibo India

Q: Why choose Goibibo for your flight booking from Sofia to Frankfurt?

A: Goibibo lets you search and compare flight tickets to various destinations with just a click. There is a huge inventory of airlines for you to choose from, and exciting deals and discounts so that you can book your flight tickets at reasonable prices. You can always reach out to Goibibo customer care for any help.

Q: How to get a cheap flight ticket from Sofia to Frankfurt?

A: At Goibibio, it’s very simple to find cheap flights. • After entering the source and destination on the home page, you will get a list of flights. Click on the ‘Cheapest’ filter below to see the cheapest flights first. • You can also grab a cheap flight booking by setting up an alert for Sofia to Frankfurt flights. Goibibo will let you know whenever there is a price drop for your flight. What’s the best time to book a flight from Sofia to Frankfurt? • For a cheap domestic flight, try booking 3-4 weeks in advance. • For an international flight, you must book at least 7-8 weeks ahead for a better price. • You can also check the calendar view while booking to compare the prices for various dates. • Set up a price alert to get notified about the best prices for your flight from Sofia to Frankfurt.

Q: What should you keep in mind while booking a flight from Sofia to Frankfurt?

A: At Goibibo, you can compare flights from all major airlines at one go. Always keep an eye out for the best offers on your Sofia to Frankfurt flight. Plus, there are no hidden charges when you book a Sofia to Frankfurt flight on Goibibo.

Q: Is there any discount on a flight booking from Sofia to Frankfurt?

A: Goibibo always has discount offers running on flights. You can find many coupons on the website and app for your Sofia to Frankfurt booking. While booking, you can choose the best coupon from the list for an instant discount on your tickets.

Sofia to Frankfurt Flights

Searching for Sofia to Frankfurt cheap flights? Then, Goibibo is your one-stop destination to book Sofia to Frankfurt flight in a hassle-free manner. It is one such platform that brings forth all the options for you at one place and lets you book the most suitable flight with the best deals and offers.

There is no dearth of options when it comes to Sofia to Frankfurt Flight booking. Several budget and premium airlines fly on this route. You can easily check the Sofia to Frankfurt flight schedule on Goibibo. There are approximately 25 flights flying daily between Sofia and Frankfurt from early morning to late at night. Out of these Sofia to Frankfurt flight, 3 are non stop flights 22 are connecting flights. Austrian Airlines, British Airways, El Al Israel Airlines, Emirates, Iberia, KLM Royal Dutch, LOT Polish Airlines, Lufthansa, Qatar Airways, Swiss, Turkish Airlines are some major airlines that fly between Sofia and Frankfurt.

The lowest airfare of Sofia to Frankfurt flight is ₹14422 and the average airfare is 20428 depending on the airline, timings and availability. So, it is advisable to book domestic flights 2-3 weeks well in advance to avail minimum airfare. You can also book Sofia to Frankfurt cheap flights if you are flexible with your dates and timings.

You will board your Sofia to Frankfurt flight from the Sofia Airport and deboard it at Frankfurt International Airport.

You cannot only book Sofia to Frankfurt cheap flight tickets through Goibibo but can also do web check-in and track your flight status.


How to book a Sofia to Frankfurt flight ticket on Goibibo?
Booking flight tickets on Goibibo is very simple. For a Sofia to Frankfurt flight, check below:
  • Enter your personal Goibibo account by hitting the ‘Sign In’ option on the top right of the desktop site. You can also create a new account by clicking on the ‘Sign Up’ option, followed by entering your mobile number or signing in with your personal Facebook account.
  • On the Goibibo homepage, you will see three options for booking flight tickets from Sofia to Frankfurt. Choose one among one-way, round trip or multicity flights.
  • Fill in the city where you will board your flight from and the destination city. Choose a date of departure and enter the return date if you are booking a round trip flight. Select your preferred class of travel and add the number of passengers with whom you are travelling.
  • Hit the ‘Search’ button.
  • Within a second or two, you will be then redirected to another page with all the flights from Sofia to Frankfurt – the topmost one will have the cheapest airfare.
  • On the left, you will find filters such as your desired time to board a flight, direct or connecting flights and the airline.
  • Apply as per your preference and click on the ‘Book’ option.
  • You can opt for an airport transfer and even choose a Travel Protection plan.
  • Before making the final payment, provide your personal details including your email address and mobile number. You can also use an available Promo Code FLYDREAM to get Rs 1500 as instant discount for your Sofia to Frankfurt flight ticket.
  • Click on the ‘Proceed’ button.
  • After the payment, you will receive the e-ticket and the invoice for your Sofia to Frankfurt flight on your email address.

  • How can I check the flight schedule for a Sofia to Frankfurt flight?
    To check the Sofia to Frankfurt flight schedule,
  • Visit https://www.goibibo.com/flight-schedule/
  • Choose from the one-way, round trip and multicity flight options.
  • Type in the cities of origin and arrival, and choose the date of departure for a one-way flight, the return date, in case, you have selected a round-trip or, the different dates of departures for a multicity booking.
  • After clicking on the ‘Get Set Go’ option, you will get the real-time flight schedule.

  • How much baggage can I carry on my Sofia to Frankfurt flight?
    Baggage allowance depends on the class of travel and airline. In the Sofia to Frankfurt Air India flight, 25 kg of checked baggage is allowed, while 8 kg of hand luggage is permitted. On the other hand, in all domestic IndiGo flights, a passenger can carry 7 kg of hand luggage and 15 kg of checked baggage.

     


    Where will I board my flight at Sofia and deboard at Frankfurt?
    When you have booked a Sofia to Frankfurt flight, you will board the flight at and de-board at .

     


    How can I do web check-in for my upcoming Sofia at Frankfurt flight?
    To avail the web check-in service and avoid queues at airports, you have to visit the official airline websites. Commonly, you have to fill the cities of departure and arrival, PNR number and last name to select your preferred seats and meals.

     

    About Frankfurt

    Airport Address

    Frankfurt International Airport
    Tel: (069) 6900 | (01805) 372 4636

    About Sofia

    Airport Address

    Sofia Airport
    Tel: (02) 937 2211 (departures) |(02) 937 2212 (arrivals)

    Frequently Asked Questions - Sofia to Frankfurt Flights

    Q: Which is the cheapest flight from Sofia to Frankfurt in next 7 and next 30 days?

    A: Cheapest flight in next 7 days on Sofia to Frankfurt route is at ₹11991. And in next 30 days lowest price on Sofia to Frankfurt route is ₹11991.

    Q: When does the first flight leave from Sofia to Frankfurt?

    A: The first flight from Sofia to Frankfurt is Lufthansa at 06:05.

    Q: What are the name and codes for Sofia and Frankfurt airports?

    A: The name of Sofia airport is Sofia Airport and its code is SOF and name of Frankfurt Airport is Frankfurt International Airport, its code is FRA.

    Q: Which is the last flight on Sofia to Frankfurt route?

    A: The last flight from Sofia to Frankfurt route is Turkish Airlines at 21:40.

    Q: How many flights fly from Sofia to Frankfurt on the daily basis?

    A: Around 25 flights are flying daily from Sofia to Frankfurt. Out of which 3 are direct and 22 are connecting flights on this route. Some major airlines between this route are Austrian Airlines, British Airways, El Al Israel Airlines, Emirates, Iberia, KLM Royal Dutch, LOT Polish Airlines, Lufthansa, Qatar Airways, Swiss, Turkish Airlines.

    Q: Which are the most preferred airlines from Sofia to Frankfurt ?

    A: Austrian Airlines, British Airways, El Al Israel Airlines, Emirates, Iberia, KLM Royal Dutch, LOT Polish Airlines, Lufthansa, Qatar Airways, Swiss, Turkish Airlines are the most preferred airlines on Sofia to Frankfurt flight route.

    Q: What is today’s cheapest fare from Sofia to Frankfurt?

    A: Today lowest airfare on Sofia to Frankfurt flight route is 0.

    Q: Which airline has maximum number for flights between Sofia to Frankfurt?

    A: Out of 25 daily flights between Sofia to Frankfurt Lufthansa has maximum 7 flights. After that Austrian Airlines has 4, Turkish Airlines has 4, LOT Polish Airlines has 2, Swiss has 2, British Airways has 1, El Al Israel Airlines has 1, Emirates has 1, Iberia has 1, KLM Royal Dutch has 1, Qatar Airways has 1 flights between Sofia to Frankfurt.

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