Cheap flights from Lisbon to Sofia from £73

LIS — SOF
10 Dec — 17 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Lisbon to Sofia

Enter your travel dates to find the best prices.

Cheapest flights from Lisbon to Sofia

Thu 10/1217:20 -
1 stop7h 40m
Mon 14/1216:00 -
1 stop26h 20m
Deal found 7/11£134
Thu 3/1218:20 -
1 stop15h 00m
Tue 8/1216:50 -
1 stop17h 20m
Deal found 9/11£163
Thu 17/1217:20 -
1 stop7h 40m
Thu 31/1205:00 -
1 stop13h 20m
Deal found 8/11£266
Fri 25/1205:55 -
1 stop13h 00m
Thu 31/1221:45 -
1 stop19h 25m
Deal found 7/11£316

Find flight deals from Lisbon to Sofia

Round-trip from

£134

One-way from

£73

Popular in

August

Cheapest in

March

Average price

£311

Good one-way deal

£143 or less
Air Serbia
  • Air Serbia
  • 10/12-14/12
  • 2 total stops
  • 34h 00m total
  • Lisbon to Sofia
30/11-31/12
  • 30/11-31/12
  • 1 total stop
  • 20h 05m total
  • Lisbon to Sofia
Highest demand for flights based on searches. 11% potential increase in price (£27 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).
Average for round-trip flights in November 2026
Price to beat on a one-way flight from Lisbon Humberto Delgado to Sofia.

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Lisbon to Sofia that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

LisbonSofia

LIS Lisbon Humberto Delgado - SOF Sofia

LISSOF

Lisbon Humberto Delgado

Mon 30/11

18:45-16:50

1 stop20h 05m

Sofia

Wed 31/12

00:00-23:00

Nonstop0h 00m

£73
Fastest return journey

LisbonSofia

LIS Lisbon Humberto Delgado - SOF Sofia

LISSOF

Lisbon Humberto Delgado

Fri 9/4

16:15-03:00

1 stop8h 45m

Sofia

Wed 31/12

00:00-23:00

Nonstop0h 00m

£91

LisbonSofia

LIS Lisbon Humberto Delgado - SOF Sofia

LISSOF

Lisbon Humberto Delgado

Sun 15/11

07:10-01:10

1 stop16h 00m

Sofia

Wed 31/12

00:00-23:00

Nonstop0h 00m

£95

LisbonSofia

LIS Lisbon Humberto Delgado - SOF Sofia

LISSOF

Lisbon Humberto Delgado

Thu 7/1

17:20-15:30

1 stop20h 10m

Sofia

Wed 31/12

00:00-23:00

Nonstop0h 00m

£121

LisbonSofia

LIS Lisbon Humberto Delgado - SOF Sofia

LISSOF

Lisbon Humberto Delgado

Thu 29/4

23:00-15:30

1 stop14h 30m

Sofia

Fri 14/5

05:00-15:30

1 stop12h 30m

£179

LisbonSofia

LIS Lisbon Humberto Delgado - SOF Sofia

LISSOF

Lisbon Humberto Delgado

Thu 17/12

17:20-03:00

1 stop7h 40m

Sofia

Thu 31/12

05:00-16:20

1 stop13h 20m

£266

LisbonSofia

LIS Lisbon Humberto Delgado - SOF Sofia

LISSOF

Lisbon Humberto Delgado

Sat 20/3

12:35-10:30

1 stop19h 55m

Sofia

Sat 27/3

18:15-22:30

1 stop6h 15m

£277

LisbonSofia

LIS Lisbon Humberto Delgado - SOF Sofia

LISSOF

Lisbon Humberto Delgado

Thu 10/12

17:20-03:00

1 stop7h 40m

Sofia

Mon 14/12

05:00-19:15

2 stops16h 15m

£290

LisbonSofia

LIS Lisbon Humberto Delgado - SOF Sofia

LISSOF

Lisbon Humberto Delgado

Sat 1/5

23:20-03:00

1 stop25h 40m

Sofia

Thu 13/5

05:00-15:15

2 stops36h 15m

£307

LisbonSofia

LIS Lisbon Humberto Delgado - SOF Sofia

LISSOF

Lisbon Humberto Delgado

Fri 25/12

05:55-20:55

1 stop13h 00m

Sofia

Thu 31/12

21:45-15:10

1 stop19h 25m

£316

Flights are sorted by cheapest return flights first.

Deals found on 9/11

Showing 1-10 of 12 resultsSorted by cheapest first
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Best time to book a flight from Lisbon to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Lisbon with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Lisbon to Sofia

How far ahead should I book a flight from Lisbon to Sofia?

To ensure you get the cheapest price possible for a flight from Lisbon to Sofia, you should look to book at least 4 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Lisbon to Sofia?

Currently, March is the cheapest month in which you can book a flight from Lisbon to Sofia (average of £213). Flying from Lisbon to Sofia in August is currently the most expensive (average of £356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Lisbon to Sofia?

Airfare is below average for this route at the moment.

Lisbon to Sofia flights typically cost between £199 and £322 in December.
The cheapest return price found within the last 5 days was £134 on Air Serbia (10 Dec–14 Dec).

Related info for your journey

  • How long is the flight from Lisbon to Sofia?

    Air Serbia can get you from Lisbon to Sofia in just under 14h 30m. Your travel time can differ by up to . Airlines will cover a distance of 1713 mi.

  • Can I find deals for flights from Lisbon to Sofia that include hotel bookings?

    Yes. In addition to deals on Lisbon to Sofia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Lisbon to Sofia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lisbon to Sofia.

  • Can I find deals for business class flights from Lisbon to Sofia?

    Yes. Cheapflights offers flight deals from Lisbon to Sofia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Lisbon to Sofia?

    Currently, March is the cheapest month in which you can book a flight from Lisbon to Sofia (average of £213). Flying from Lisbon to Sofia in August is currently the most expensive (average of £356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Sofia?

Book flights to Sofia if you plan to visit one of these locations
Velingrad

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How does Cheapflights help users find flights from Lisbon to Sofia?

Deals for Lisbon to Sofia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Lisbon to Sofia?

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Yes, we can. To see specific flights from Lisbon to Sofia with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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