Cheap flights from Knoxville To Sofia from £281

Cheap flights from Knoxville To Sofia from £281

Trusted by millions

Kiwi.com Guarantee for stress-free travel

One search, all the best deals

Explore flight deals To Sofia

3 stops
Thu, Mar 5
Knoxville TYSSofia SOF
£281
Search
3 stops
Wed, Mar 4
Knoxville TYSSofia SOF
£282
Search
3 stops
Wed, Mar 4
Knoxville TYSSofia SOF
£293
Search
2 stops
Mon, Mar 9
Knoxville TYSSofia SOF
£295
Search
2 stops
Mon, Mar 9
Knoxville TYSSofia SOF
£328
Search
2 stops
Fri, Mar 6
Knoxville TYSSofia SOF
£331
Search

Not happy with the results? Try some of our useful filters

Search by stops

Search by carrier

Search by price

Search by departure date

3 stops
Wed, Mar 4 – Tue, Mar 10
Knoxville TYSSofia SOF
£582
Search
3 stops
Wed, Mar 4 – Tue, Mar 10
Knoxville TYSSofia SOF
£586
Search
3 stops
Wed, Mar 4 – Tue, Mar 10
Knoxville TYSSofia SOF
£596
Search
2 stops
Fri, Mar 6 – Tue, Mar 10
Knoxville TYSSofia SOF
£630
Search
2 stops
Fri, Mar 6 – Tue, Mar 10
Knoxville TYSSofia SOF
£639
Search
2 stops
Mon, Mar 9 – Fri, Mar 13
Knoxville TYSSofia SOF
£641
Search

Not happy with the results? Try some of our useful filters

Search by stops

Search by carrier

Search by price

Search by departure date

How much do flights To Sofia cost?

Cheapest one-way trip

£281

Cheapest round-trip

£582

Average round-trip

£662

Includes rare itinerary

Travel hack

Most popular airline

Allegiant Air

Getting from Sofia airport to the city center

Fastest options: Metro and taxi. Best value: Bus line 84.

Sofia is served by Sofia Airport (SOF), located approximately 10 km east of the city center. The airport offers several convenient airport transfers to city center destinations, including metro, bus, taxi, and ride-hailing services. The Sofia Metro provides a direct connection to the central railway station and key downtown areas, while buses offer a budget-friendly alternative. Taxis and ride-hailing apps are available around the clock for door-to-door convenience. Journey times and costs vary depending on traffic conditions and your final destination within the city.

Transport Option

Typical Time

Typical Cost

Frequency

Best For

18-25 min

BGN 1.60 (single ticket (approx. $0.90 USD))

every 5–10 min (traffic dependent)

fast and affordable

30-45 min

BGN 1.60 (single ticket (approx. $0.90 USD))

every 10–15 min (traffic dependent)

budget travelers

25-40 min

BGN 1.60 (single ticket (approx. $0.90 USD))

every 15–20 min (traffic dependent)

connecting to trains

15-35 min

BGN 15-BGN 25 (metered; approx. $8–14 USD)

on-demand 24/7 (traffic dependent)

door-to-door convenience

15-35 min

BGN 12-BGN 22 (varies with demand; approx. $7–12 USD)

on-demand 24/7 (traffic dependent)

app-based booking

15-35 min

BGN 40-BGN 70 (pre-booked; approx. $22–38 USD)

pre-booked (traffic dependent)

groups and comfort

15-35 min

BGN 50-BGN 100 (per day; approx. $27–55 USD)

on-demand (traffic dependent)

flexibility and onward travel

Notes:

  • Prices in BGN; table created in 2025 and subject to change.
  • Metro tickets can be purchased at station vending machines or with contactless payment.
  • Use only official taxi companies with meters displayed; avoid unmarked vehicles.
  • Bus tickets must be validated on board; purchase from kiosks or the driver.
  • We recommend checking official transport websites for your travel planning.

Updated: December 2025

Key info about flying To Sofia

Depart from
McGhee Tyson
Arrive to
Sofia
Average flights per week
197
Flight distance
Worth visiting
Rila Monastery

Check-in for a flight from Knoxville to Sofia

NameCarrier codeIATA CodePassport needed during booking
Allegiant AirAAYG4No
RyanairRYRFRNo
Aer LingusEINEINo
Wizz AirWZZW6No
LufthansaDLHLHNo

Online check-in is not available for these airlines.

Weather in Sofia

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January3°C-4°C
February6°C-2°C
March10°C1°C
April15°C4°C
May19°C8°C
June24°C12°C
July28°C15°C
August28°C15°C
September23°C11°C
October16°C6°C
November11°C2°C
December5°C-1°C
Hottest Month
28°C
August
Coldest month
-4°C
January
Sunny days
254
days per year
Snow days
18
days per year

14 day forecast

Saturday
7 Feb
89%
12°C3°C
14 Feb
12°C5°C
Sunday
8 Feb
87%
8°C2°C
15 Feb
89%
12°C3°C
Monday
9 Feb
88%
7°C1°C
16 Feb
82%
9°C3°C
Tuesday
10 Feb
81%
3°C0°C
17 Feb
74%
8°C2°C
Wednesday
11 Feb
8°C0°C
18 Feb
80%
4°C2°C
Thursday
12 Feb
78%
8°C2°C
19 Feb
78%
7°C0°C
Friday
13 Feb
89%
10°C3°C
20 Feb
84%
6°C1°C
The most popular airlines for this route are Allegiant Air, Ryanair, Aer Lingus, Wizz Air, and Lufthansa. Knoxville and Sofia have 197 direct flights per week.

Frequently asked questions

What are the most popular routes to and from Knoxville?
Travelers frequently search for route combinations, such as Knoxville and London, Edinburgh, Fort Lauderdale, Orlando, Houston, Phoenix, Berlin, Destin, Mexico City, Belleville, Reykjavik, Denver, Boston, Ottawa, Ho Chi Minh City, Toronto, St. Louis, Seoul, Chicago, Bucharest.
What are the most popular routes to and from Sofia?
Travelers frequently search for route combinations, such as Sofia and London, Manchester, Tel Aviv, Varna, Eindhoven, Edinburgh, Athens, Brussels, Prague, Istanbul, Amsterdam, Barcelona, Paris, Lisbon, Belfast, Madrid, Milan, Frankfurt, Copenhagen, Dortmund.
What airports are near Knoxville?
The main airport in Knoxville is McGhee Tyson. It is also served by Nashville International, McGhee Tyson, Asheville Regional, Greenville–Spartanburg International, Chattanooga Metropolitan, Blue Grass, Tri-Cities Regional.
What airports are near Sofia?
The main airport in Sofia is Sofia. It is also served by Sofia, Skopje Alexander the Great, Niš Constantine the Great, Plovdiv.
Which airlines fly between Knoxville and Sofia?
Currently, you can fly between Knoxville and Sofia with Allegiant Air, Ryanair, Aer Lingus, Wizz Air, Lufthansa.
When’s the best time to travel between Knoxville and Sofia?
If you don’t have specific dates for your trip between Knoxville and Sofia, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between Knoxville and Sofia?
Traveling between Knoxville and Sofia, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.
How many airports are there near Knoxville?
There are a number of airports in and around Knoxville. The main one is McGhee Tyson and other nearby airports include Nashville International, McGhee Tyson, Asheville Regional, Greenville–Spartanburg International, Chattanooga Metropolitan, Blue Grass, Tri-Cities Regional
How many airports are there near Sofia?
There are a number of airports in and around Sofia. The main one is Sofia and other nearby airports include Sofia, Skopje Alexander the Great, Niš Constantine the Great, Plovdiv.
What time do nonstop (direct) flights between Knoxville and Sofia depart?
What time do nonstop (direct) flights between Knoxville and Sofia arrive?
What time do flights between Knoxville and Sofia depart?
What time do flights between Knoxville and Sofia arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.

Search flightsSearch direct flights

Explore alternative trips

Flights from Knoxville

Flights to Sofia

Popular routes

The nearest countries with flights to Sofia

Here is a list of countries people are flying from

Other destination countries from Knoxville

Here is a list of countries people are flying to

Airports near Knoxville

Airports near Sofia

Download our app

Start your next adventure now. Download our app and explore cheap flights effortlessly!

Search flights
Find the best connection from Knoxville to Sofia

Search, compare, and book flights to get there.

Search flights