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Warsaw to Sofia flights in December 2026 from $18 WAW, WMI → SOF

Frederic Chopin Airport (WAW), Warsaw-Modlin Airport (WMI) → Sofia Airport (SOF)

For departures in December 2026, the cheapest return found recently is $78 with Ryanair, 26 Dec – 3 Jan 2027, found 2 days ago. The cheapest one-way found recently is $18 with Ryanair, 11 Dec, found 2 days ago.

Return

In December 2026, the cheapest return fare on each of 10 departure dates is usually $53 to $105. Across all 33 departure dates we hold on this route, it is usually $66 to $109. Of the 5 months with enough return fares to compare, 2 are usually cheaper than December 2026.

Cheapest return found recently

$78

26 Dec – 3 Jan 2027 · Ryanair

Warsaw-Modlin Airport (WMI) → Sofia Airport (SOF)

out nonstop, back nonstop

found 2 days ago

See prices for these datesCheck today's price

Cheapest we hold, of any age

$34

11 Dec – 17 Dec · Ryanair

Warsaw-Modlin Airport (WMI) → Sofia Airport (SOF)

out nonstop, back nonstop

found 3 days ago

See prices for these datesCheck today's price

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
11 Dec – 17 Dec$34Ryanairout nonstop, back nonstopfound 3 days agoSee prices for these dates
19 Dec – 26 Dec$47Ryanairout nonstop, back nonstopfound 4 days agoSee prices for these dates
10 Dec – 17 Dec$51Ryanairout nonstop, back nonstopfound 3 days agoSee prices for these dates
9 Dec – 12 Dec$60Wizz Airout nonstop, back nonstopfound 5 days agoSee prices for these dates
26 Dec – 3 Jan 2027$78Ryanairout nonstop, back nonstopfound 2 days agoSee prices for these dates

Every date we hold

10 departure dates

7 Dec – 7 Dec: $251, found 3 days ago8 Dec – 11 Dec: $204, found 5 days ago9 Dec – 12 Dec: $60, found 5 days ago10 Dec – 17 Dec: $51, found 3 days ago11 Dec – 17 Dec: $34, found 3 days ago12 Dec – 19 Dec: $92, found 4 days ago19 Dec – 26 Dec: $47, found 4 days ago20 Dec – 2 Jan 2027: $88, found 6 days ago24 Dec – 3 Jan 2027: $109, found 2 days ago26 Dec – 3 Jan 2027: $78, found 2 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
7 Dec – 7 Dec$251LOT PolishFrederic Chopin Airport (WAW) → Sofia Airport (SOF)out nonstop, back 1 stopfound 3 days agoSee prices for these dates
8 Dec – 11 Dec$204Wizz AirWarsaw-Modlin Airport (WMI) → Sofia Airport (SOF)out 2 stops, back nonstopfound 5 days agoSee prices for these dates
9 Dec – 12 Dec$60Wizz AirFrederic Chopin Airport (WAW) → Sofia Airport (SOF)out nonstop, back nonstopfound 5 days agoSee prices for these dates
10 Dec – 17 Dec$51RyanairWarsaw-Modlin Airport (WMI) → Sofia Airport (SOF)out nonstop, back nonstopfound 3 days agoSee prices for these dates
11 Dec – 17 Dec$34RyanairWarsaw-Modlin Airport (WMI) → Sofia Airport (SOF)out nonstop, back nonstopfound 3 days agoSee prices for these dates
12 Dec – 19 Dec$92Wizz AirWarsaw-Modlin Airport (WMI) → Sofia Airport (SOF)out 1 stop, back nonstopfound 4 days agoSee prices for these dates
19 Dec – 26 Dec$47RyanairWarsaw-Modlin Airport (WMI) → Sofia Airport (SOF)out nonstop, back nonstopfound 4 days agoSee prices for these dates
20 Dec – 2 Jan 2027$88RyanairWarsaw-Modlin Airport (WMI) → Sofia Airport (SOF)out nonstop, back nonstopfound 6 days agoSee prices for these dates
24 Dec – 3 Jan 2027$109Wizz AirFrederic Chopin Airport (WAW) → Sofia Airport (SOF)out nonstop, back nonstopfound 2 days agoSee prices for these dates
26 Dec – 3 Jan 2027$78RyanairWarsaw-Modlin Airport (WMI) → Sofia Airport (SOF)out nonstop, back nonstopfound 2 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $34.

November 2026From $377 departure dates20 Nov – 21 Nov · found 6 days agoSee prices for these datesEvery date in November 2026
December 2026From $34Cheapest seen10 departure dates11 Dec – 17 Dec · found 3 days agoSee prices for these dates
January 2027From $443 departure dates15 Jan 2027 – 22 Jan 2027 · found 2 days agoSee prices for these dates
February 2027From $614 departure dates1 Feb 2027 – 7 Feb 2027 · found 3 days agoSee prices for these dates
April 2027From $1161 departure date14 Apr 2027 – 22 Apr 2027 · found 4 days agoSee prices for these dates
June 2027From $1761 departure date21 Jun 2027 – 24 Jun 2027 · found 2 days agoSee prices for these dates
July 2027From $732 departure dates2 Jul 2027 – 3 Jul 2027 · found 5 days agoSee prices for these dates
August 2027From $964 departure dates14 Aug 2027 – 28 Aug 2027 · found 3 days agoSee prices for these dates
October 2027From $1201 departure date12 Oct 2027 – 15 Oct 2027 · found 6 days agoSee prices for these dates

One-way

In December 2026, the cheapest one-way fare on each of 5 departure dates is usually $18 to $21. Across all 19 departure dates we hold on this route, it is usually $18 to $27. Of the 3 months with enough one-way fares to compare, 1 is usually cheaper than December 2026.

Cheapest one-way found recently

$18

11 Dec · Ryanair

Warsaw-Modlin Airport (WMI) → Sofia Airport (SOF)

nonstop

found 2 days ago

Open this tripCheck today's price

It is also the cheapest one-way we hold, of any age.

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
5 Dec$18Ryanairnonstopfound 4 days agoOpen this trip
11 Dec$18Ryanairnonstopfound 2 days agoOpen this trip
18 Dec$18Ryanairnonstopfound 3 days agoOpen this trip
26 Dec$21Ryanairnonstopfound 2 days agoOpen this trip
4 Dec$23Ryanairnonstopfound 3 days agoOpen this trip

Every date we hold

5 departure dates

4 Dec: $23, found 3 days ago5 Dec: $18, found 4 days ago11 Dec: $18, found 2 days ago18 Dec: $18, found 3 days ago26 Dec: $21, found 2 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
4 Dec$23RyanairWarsaw-Modlin Airport (WMI) → Sofia Airport (SOF)nonstopfound 3 days agoOpen this trip
5 Dec$18RyanairWarsaw-Modlin Airport (WMI) → Sofia Airport (SOF)nonstopfound 4 days agoOpen this trip
11 Dec$18RyanairWarsaw-Modlin Airport (WMI) → Sofia Airport (SOF)nonstopfound 2 days agoOpen this trip
18 Dec$18RyanairWarsaw-Modlin Airport (WMI) → Sofia Airport (SOF)nonstopfound 3 days agoOpen this trip
26 Dec$21RyanairWarsaw-Modlin Airport (WMI) → Sofia Airport (SOF)nonstopfound 2 days agoOpen this trip

Which month looks cheapest?

November 2026 is the cheapest month — from $18.

November 2026From $18Cheapest seen5 departure dates14 Nov · found 3 days agoOpen this tripEvery date in November 2026
December 2026From $185 departure dates5 Dec · found 4 days agoOpen this trip
January 2027From $205 departure dates9 Jan 2027 · found 2 days agoOpen this trip
February 2027From $241 departure date20 Feb 2027 · found 8 days agoSee prices for these dates
May 2027From $391 departure date17 May 2027 · found 5 days agoOpen this trip
August 2027From $291 departure date25 Aug 2027 · found 6 days agoOpen this trip
October 2027From $421 departure date30 Oct 2027 · found 3 days agoOpen this trip

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work