Cheap flights from Porto to Sofia

Porto
OPO
Sofia
SOF

Flight deals from Porto to Sofia

Below you can see the best deals on flights Porto — Sofia for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 14 October, from $56.

Top 10 cheap flights from Porto to Sofia

VY
W4
W6
$ 138

Porto — Sofia

19:20—11:10
30 Sep 2026
37 h 50 m
2 stops
V7
VY
W6
$ 140

Porto — Sofia

20:55—11:10
1 Oct 2026
36 h 15 m
2 stops
V7
VY
W6
$ 140

Porto — Sofia

20:55—11:10
1 Oct 2026
36 h 15 m
2 stops
UX
UX
W6
$ 143

Porto — Sofia

20:10—01:30
2 Oct 2026
27 h 20 m
2 stops
UX
UX
W6
$ 143

Porto — Sofia

20:10—01:30
2 Oct 2026
27 h 20 m
2 stops
VY
VY
W6
$ 146

Porto — Sofia

22:00—11:10
30 Sep 2026
35 h 10 m
2 stops
VY
VY
W6
$ 146

Porto — Sofia

22:00—11:10
30 Sep 2026
35 h 10 m
2 stops
V7
VY
W6
$ 149

Porto — Sofia

20:55—00:10
1 Oct 2026
25 h 15 m
2 stops
TP
TP
W6
$ 150

Porto — Sofia

22:30—01:25
29 Sep 2026
24 h 55 m
2 stops
TP
TP
W6
$ 150

Porto — Sofia

21:15—01:25
29 Sep 2026
26 h 10 m
2 stops

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Porto — Sofia flight

Looking for cheap flights from Porto to Sofia? Compare fares from different airlines, check the flight schedule and travel time — and book your Porto — Sofia ticket online at the best price.

The route has direct flights — around 4 flights per week, flights are operated by Bulgaria Air, a nonstop flight takes about 3 h 48 min, the distance between the cities is around 2,640 km.

Planning your trip? You may find our Sofia travel guide, how to get from the airport into town and Sofia weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $56Min. price
OctoberCheapest
FebruaryPeak season
YesDirect flights
2,640 kmDistance
3 h 48 minTravel time
1Airlines
4 / wkFlights

Flight schedule from Porto to Sofia

The table shows direct flights from Porto to Sofia on the selected date. The flight takes approximately 3 h 48 min. Regular flights are operated by Bulgaria Air. Departures from Porto Airport airports, arrivals at Sofia Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Thu, 1 October
Any time
Last update: 28 Sep 2026

Flight ticket prices by day: Porto — Sofia

Below is a calendar of the lowest flight ticket prices for Porto — Sofia by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $56 in October, and the most expensive are around $221 in February. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Porto to Sofia by month. Tickets are usually cheapest in November (around $166) and priciest in August (about $255) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$226highMay$196mediumSep$208medium
Feb$190mediumJun$220highOct$184low
Mar$178lowJul$250highNov$166low
Apr$172lowAug$255highDec$214high

Some values are estimated based on seasonality.

When to fly

Weather in Sofia: it is warmest in August (up to 27 °C on average) and coolest in January (around 4 °C). The driest month is September.

Tickets are usually cheapest in October and most expensive in February. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Sofia

Dry and wet days · Sofia

Wind speed and direction · Sofia

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How to get the best deal on a Porto — Sofia ticket

  • Book ahead: fares for Porto — Sofia are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Flights Porto — Sofia operate on Sundays and Thursdays — keep that in mind when picking your travel dates.
  • The cheapest month to fly to Sofia is usually October — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Porto — Sofia route are operated by 1 airline; Bulgaria Air runs the most flights (around 100% of all flights). Compare carriers, flight shares and schedules below.

  • Bulgaria AirFB
    1x/week
    WebsiteFleet: 171.2M pax/year
    • Direct flight OPO → SOF1x/week
      Duration
      3h 50m
      Days
      MTWTFSS
    100.0%Open →

Cities and airports on the Porto — Sofia route

Flights Porto — Sofia depart from Porto Airport and arrive at Sofia Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Porto

OPO
Portugal
About the cityHow to get thereWeatherAll about the country Portugal
Arrival

Sofia

SOF
Bulgaria
About the cityHow to get thereWeatherAll about the country Bulgaria
Departure airports
Arrival airports

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Frequently asked questions about the Porto — Sofia flight

How long is the flight from Porto to Sofia?

A nonstop Porto — Sofia flight takes about 3 h 48 min — the distance between the cities is around 2,640 km.

How far is it from Porto to Sofia?

The distance from Porto to Sofia is about 2,640 km, which a nonstop flight covers in around 3 h 48 min.

Are there direct flights from Porto to Sofia?

Yes, there are nonstop flights Porto — Sofia — around 4 flights per week.

Which airlines fly from Porto to Sofia?

Airlines operating Porto — Sofia include Bulgaria Air. See the full list with schedules in the "Airlines" section on this page.

Which airports do Porto — Sofia flights use?

Flights from Porto depart from Porto Airport, and arrive at Sofia Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Porto to Sofia?

The price of a Porto — Sofia ticket depends on your travel date, season and demand: it is usually cheapest to fly in October, and most expensive in February. Tickets typically cost between $56 and $221. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Porto — Sofia?

Flights Porto — Sofia are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is October. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Porto to Sofia?

To catch a low fare Porto — Sofia, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually October.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

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