What to know about flights from Vienna to Sofia?

The distance between Vienna and Sofia is approximately 803.55 km. It takes around 1 hour 31 minutes on average to fly from Vienna to Sofia. Based on Trip.com's data, travel demand peaks in December. The cheapest month to book is February.

Cheapest one-way
TWD 926
Ryanair Ryanair VIE-SOF 1h 35m · Nonstop Sat, Nov 14
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Cheapest round-trip
TWD 1,857
Ryanair Ryanair VIE-SOF 1h 35m · Nonstop Sun, Nov 15 - Mon, Nov 16
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When to travel
February
Cheapest
December
Peak season for travel
Route details
803.55 km
Flight distance
1h 31m
Average flight time

Explore the cheapest one-way and round-trip flights from Vienna to Sofia over the next 90 days, with one-way fares from TWD 926 and round-trip from TWD 1,857. Based on Trip.com's latest 7-day flight data.

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

Flight.News
As of 12 November 2026, there are no active weather alerts for Sofia. Stay updated with the latest Sofia weather forecast and advisories for ongoing conditions.
Flights from Vienna to Sofia operate an average of 4 times per day over the past 7 days, with a 48.1% on-time departure rate and a 96.3% on-time arrival rate.

Which airlines are the most popular for Vienna to Sofia flights?

Compare cheap flights from Vienna to Sofia (VIE–SOF) across popular airlines. Check departure times, flight duration, and direct vs. connecting options to find the best-value tickets, then book to lock in low fares. Current cheapest airline on this route: Ryanair.
Austrian Airlines logo Austrian Airlines
Airlines are determined based on actual purchased flight tickets from Vienna to Sofia according to previous 12 months data from Trip.com.

Trip.com price insights on flights from Vienna to Sofia

Which month has the cheapest one-way flights from Vienna to Sofia?

The average price of one-way flights from Vienna to Sofia purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Vienna to Sofia is February, with an average price of TWD 2,706; while the month with the highest flight price is usually December, with an average price of up to TWD 6,688.

TWD 6,688
TWD 4,697
TWD 2,706
TWD 715
    Cheapest
  • TWD 4,406
    Nov
  • TWD 6,688
    Dec
  • TWD 3,807
    Jan
  • TWD 2,706
    Feb
  • TWD 3,267
    Mar
  • TWD 3,380
    Apr
  • TWD 4,735
    May
  • TWD 5,757
    Jun
  • TWD 5,845
    Jul
  • TWD 4,010
    Aug
  • TWD 4,344
    Sep
  • TWD 3,123
    Oct

What's the cheapest day to fly from Vienna to Sofia?

Data is based on the average flight price for each day of the week from Vienna to Sofia on Trip.com over the past 12 months.

Based on Trip.com data from the past 12 months, the cheapest day to fly from Vienna to Sofia is Sunday, with average prices lower than on other days. Avoid Tuesday, as prices are usually highest then.

TWD 5,115
TWD 4,200
TWD 3,285
TWD 2,370
    Cheapest
  • TWD 3,899
    Mon
  • TWD 5,115
    Tue
  • TWD 3,813
    Wed
  • TWD 4,621
    Thu
  • TWD 4,174
    Fri
  • TWD 4,559
    Sat
  • TWD 3,285
    Sun

Frequently Asked Questions

  • What are the cheapest flights from Vienna to Sofia (VIE-SOF)?

    Based on Trip.com data, Ryanair offers one-way fares as low as TWD 1,074 on Cheapest nonstop routes (e.g. VIE to SOF on Mon, Nov 16), while Ryanair offers Cheapest nonstop round-trips from TWD 1,857 departing on Sun, Nov 15 and returning on Mon, Nov 16.
  • At the moment, you can catch a nonstop flight from Vienna to Sofia with the following airlines, including: Austrian Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 1 hour 31 minutes to fly from Vienna (VIE) to Sofia (SOF).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Vienna to Sofia 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.
  • Based on Trip.com data in the past 4 weeks, there is 28 flight per week flying from Vienna to Sofia. You can check the weekly schedule for popular airlines on this route below: Austrian Airlines: S/M/T/W/T/F/S -- OS771 (09:32) Austrian Airlines: S/M/T/W/T/F/S -- OS775 (15:50)
  • To find best deals on flights from Vienna to Sofia, 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, Nov 16, with one-way flights priced at just TWD 1,074.
    · 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 Sofia travel is around December.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Vienna to Sofia is February, when demand for travel is lower.
  • After crunching the numbers on our November flight calendar, it's currently cheapest to fly from Vienna to Sofia on Mon, Nov 16 with Ryanair, with prices starting at TWD 1,074.
  • You can arrive at any of the following airports in Sofia: Sofia Airport (SOF). Flights from Vienna International Airport to Sofia Airport (VIE-SOF) are by far the most popular option for this route.
  • The time difference between Sofia and Vienna 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.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Vienna to Sofia is TWD 5,327. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Vienna to Sofia is TWD 8,130. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter Vienna and Sofia, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.
  • Ryanairare the most popular budget airlines flying from Vienna to Sofia. Check baggage, seat and payment fees before comparing the final price.

Trip.com airline insights on flights from Vienna to Sofia

Which airlines offer the cheapest nonstop flights from Vienna to Sofia?

Data is based on the average price of all nonstop flights from Vienna to Sofia on Trip.com in the past 12 months.

Based on Trip.com data from the past 12 months, Ryanair offers the cheapest nonstop flights from Vienna to Sofia, with an average price of TWD 2,482.

TWD 1,427
TWD 2,482
TWD 3,538
TWD 4,593
TWD 5,648
Ryanair
TWD 2,482
Ryanair
Austrian Airlines
TWD 5,186
Austrian Airlines
Air Serbia
TWD 5,648
Air Serbia

Which airlines operate the most flights from Vienna to Sofia?

Data is based on the number of flights from Vienna to Sofia operated by each airline on Trip.com in the past month.

Based on Trip.com data from the past month, Austrian Airlines operates the most flights from Vienna to Sofia, with 26 flight per week.

0
3
15
26
Austrian Airlines
26
Austrian Airlines
United Airlines
8
United Airlines
Ryanair
7
Ryanair
All Nippon Airways
3
All Nippon Airways

How many flights are there each day from Vienna to Sofia?

Data is based on the number of flights from Vienna to Sofia for each day of the week on Trip.com over the last month.

Based on Trip.com data from the past month, the most flights from Vienna to Sofia depart on Friday, and the fewest flights depart on Wednesday/Thursday.

35
28
20
13
Highest
22
Mon
26
Tue
20
Wed
20
Thu
35
Fri
25
Sat
27
Sun