$103 Cheap Flights from Sofia (SOF) to Frankfurt (FRA)

View $103 flight on Tue, Aug 18, 2026Opens in a new window

Popular airlines from Sofia Airport (SOF) to Frankfurt Airport (FRA)

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Cheap Flights from Sofia to Frankfurt (SOF-FRA)

Prices were available within the past 7 days and start at $103 for one-way flights and $176 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Thu, Apr 16 - Mon, Apr 20
SOF
Sofia
FRA
Frankfurt
$176 Roundtrip, found 2 hours ago
$176
Roundtrip
found 2 hours ago
Select Lufthansa flight, departing Thu, Apr 16 from Sofia to Frankfurt, returning Mon, Apr 20, priced at $176 found 2 hours ago
Lufthansa
Fri, Apr 17 - Mon, Apr 20
SOF
Sofia
FRA
Frankfurt
$190 Roundtrip, found 8 hours ago
$190
Roundtrip
found 8 hours ago
Select Lufthansa flight, departing Fri, Apr 17 from Sofia to Frankfurt, returning Mon, Apr 20, priced at $190 found 8 hours ago
Lufthansa
Sun, Sep 27 - Wed, Oct 14
SOF
Sofia
FRA
Frankfurt
$197 Roundtrip, found 1 day ago
$197
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Sun, Sep 27 from Sofia to Frankfurt, returning Wed, Oct 14, priced at $197 found 1 day ago
Lufthansa
Sun, Sep 27 - Wed, Oct 14
SOF
Sofia
FRA
Frankfurt
$198 Roundtrip, found 1 day ago
$198
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Sun, Sep 27 from Sofia to Frankfurt, returning Wed, Oct 14, priced at $198 found 1 day ago
Lufthansa
Wed, Apr 22 - Fri, May 1
SOF
Sofia
FRA
Frankfurt
$200 Roundtrip, found 8 hours ago
$200
Roundtrip
found 8 hours ago
Select Lufthansa flight, departing Wed, Apr 22 from Sofia to Frankfurt, returning Fri, May 1, priced at $200 found 8 hours ago
Bulgaria Air
Fri, Apr 17 - Mon, Apr 20
SOF
Sofia
FRA
Frankfurt
$232 Roundtrip, found 8 hours ago
$232
Roundtrip
found 8 hours ago
Select Bulgaria Air flight, departing Fri, Apr 17 from Sofia to Frankfurt, returning Mon, Apr 20, priced at $232 found 8 hours ago
LOT-Polish Airlines
Thu, May 7 - Mon, May 11
SOF
Sofia
FRA
Frankfurt
$254 Roundtrip, found 8 hours ago
$254
Roundtrip
found 8 hours ago
Select LOT-Polish Airlines flight, departing Thu, May 7 from Sofia to Frankfurt, returning Mon, May 11, priced at $254 found 8 hours ago
Air Serbia
Thu, May 7 - Mon, May 11
SOF
Sofia
FRA
Frankfurt
$254 Roundtrip, found 8 hours ago
$254
Roundtrip
found 8 hours ago
Select Air Serbia flight, departing Thu, May 7 from Sofia to Frankfurt, returning Mon, May 11, priced at $254 found 8 hours ago
Pegasus Airlines
Fri, Apr 3 - Tue, Apr 7
SOF
Sofia
FRA
Frankfurt
$331 Roundtrip, found 2 hours ago
$331
Roundtrip
found 2 hours ago
Select Pegasus Airlines flight, departing Fri, Apr 3 from Sofia to Frankfurt, returning Tue, Apr 7, priced at $331 found 2 hours ago
SKY express
Sun, Sep 27 - Wed, Oct 14
SOF
Sofia
FRA
Frankfurt
$371 Roundtrip, found 1 day ago
$371
Roundtrip
found 1 day ago
Select SKY express flight, departing Sun, Sep 27 from Sofia to Frankfurt, returning Wed, Oct 14, priced at $371 found 1 day ago

Find the cheapest month to fly from Sofia (SOF) to Frankfurt (FRA)

May is typically the cheapest month to fly

From $55 - $271 per traveler.

Frequently asked questions

How much does a flight from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.) cost?
You can find cheap one-way flights from $103 and cheap return flights from $176 Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.) with Expedia. One-way flights generally range between $171 and $1184, and roundtrip flights usually range from $315 to $1104. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.)?
The cheapest month to fly from SOF to FRA is April when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.)?
Choose from 2 airlines operating direct flights from SOF to FRA:

  • Lufthansa operates around 21 direct flights from SOF to FRA every week
  • Bulgaria Air operates around 7 direct flights from SOF to FRA every week

How do I find cheap flights from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.)?
To find a cheap flight from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.)?
The best airline to fly with from Sofia (SOF) to Frankfurt (FRA) will differ from traveler to traveler. If you like to fly early, Wizz Air offers early morning flights. If price is the most important factor, Ryanair typically offers the lowest fares. Austrian Airlines offers the most daily flights from Sofia to Frankfurt, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.)?
You can find approximately 3 nonstop flights per day from (SOF) to Frankfurt Intl. (FRA). For more options, look at flights that include layovers.
What is the earliest flight from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.)?
The earliest flight from Sofia Airport (SOF) to Frankfurt International Airport (FRA) generally departs at around 5:00 AM. This service operates year-round, making it a great option for early risers looking to reach Frankfurt. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.)?
The most popular departure times for flights from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.) are in the early afternoon, from noon to 3pm. About 47% of passengers prefer this time window. Many major carriers, including Lufthansa, Austrian Airlines, and LOT Polish Airlines, offer flights during this window. This timing works well because it allows you to arrive in Frankfurt with a full day ahead of you.
How long does it take to fly from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.)?
A nonstop flight from SOF to FRA typically takes around 2 hours 30 minutes, covering approximately 869 miles. Connecting flights on this route usually add 2 hours 30 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.)?
Business class is available on flights from SOF to FRA. Airlines that offer business class service on this route include:

  • Austrian Airlines
  • Lufthansa
  • Bulgaria Air
  • LOT Polish Airlines
  • Aegean
  • British Airways
  • Turkish Airlines
  • ITA Airways
  • Helvetic Airways
  • Swiss International Air Lines

How much is a business class flight from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.)?
A non-stop, one-way business class flight from Sofia (SOF) to Frankfurt (FRA) is usually around $454 - $480. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.) flight with Expedia?
It's easy to earn miles on a Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Frankfurt from SOF (SOF)?
From SOF (SOF), you can fly into Frankfurt Intl. (FRA) and Frankfurt - Hahn (HHN) in Frankfurt. Some flights may connect through major hubs like Frederic Chopin (WAW), Fiumicino - Leonardo da Vinci Intl. (FCO), Henri Coanda Intl. (OTP) before reaching Frankfurt. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.) at the last minute?
Typically, booking a last minute flight from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.) flight and hotel package?
Securing a Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.) Frankfurt Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.)?
If you booked your Sofia (SOF) to Frankfurt (FRA-Frankfurt Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Sofia
Destination airport
Frankfurt Intl.
Airlines serving
Aegean, Air Baltic, Air France, Air Serbia, Austrian Airlines, British Airways, Bulgaria Air, ITA Airways, KLM, LOT-Polish Airlines, Lufthansa, Pegasus Airlines, SKY express, Swiss International Air Lines, Tarom-Romanian Air Transport, Turkish Airlines
Roundtrip price
$176
Distance
868 mi
Average flight time
1 hour 32 mins

Book with confidence

Sofia to Frankfurt Flights

The cheapest times to fly from Sofia to Frankfurt

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sofia to Frankfurt are during the month of April. You can find some of the cheapest flights from Sofia to Frankfurt with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sofia to Frankfurt

Sunday is one of the best days to book for cheap flights from Sofia to Frankfurt: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sofia to Frankfurt

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sofia to Frankfurt in 2026. You can also book with separate airlines for your outbound and return journeys, from $103 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sofia to Frankfurt flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sofia to Frankfurt airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Sofia to Frankfurt Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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