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SOF - OPO

$55 Find Cheap Flights from Sofia to Porto - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$100
Typical prices: $210-$332
Multiple Airlines
Sat 11/17Tue 11/20
SOF - OPO • 1 stop
Cheapest one-way
$55
Typical prices: $103-$214
Multiple Airlines
Mon 11/12
SOF - OPO • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Sofia and Porto. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
October
Cheapest • 10% price drop
September
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Rome Fiumicino (FCO)
Cheapest • Avg $190 (round-trip)
Belgrade Nikola Tesla (BEG)
Shortest trip • 7h 39m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Sofia to Porto (SOF-OPO)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Sofia to Porto

Tue, Nov 17 - Fri, Nov 20
Multiple Airlines Logo
6:30 am - 6:55 pmSOF  Sofia-OPO Porto
14h 25m1 stop Bergamo Orio Al Serio
Multiple Airlines Logo
6:50 pm - 1:05 pmOPO  Porto-SOF Sofia
16h 15m1 stop Bristol
$100Multiple Airlines
Thu, Nov 12 - Thu, Nov 19
Multiple Airlines Logo
6:30 am - 3:00 pmSOF  Sofia-OPO Porto
10h 30m1 stop Bergamo Orio Al Serio
Multiple Airlines Logo
8:30 am - 5:45 pmOPO  Porto-SOF Sofia
7h 15m1 stop Bergamo Orio Al Serio
$110Multiple Airlines
Thu, Nov 12 - Thu, Nov 19
Multiple Airlines Logo
6:30 am - 3:00 pmSOF  Sofia-OPO Porto
10h 30m1 stop Bergamo Orio Al Serio
Multiple Airlines Logo
8:30 am - 5:45 pmOPO  Porto-SOF Sofia
7h 15m1 stop Bergamo Orio Al Serio
$112Multiple Airlines
Thu, Nov 12 - Fri, Nov 20
Multiple Airlines Logo
2:20 pm - 10:50 pmSOF  Sofia-OPO Porto
10h 30m1 stop Rome Fiumicino
Multiple Airlines Logo
6:50 pm - 1:05 pmOPO  Porto-SOF Sofia
16h 15m1 stop Bristol
$115Multiple Airlines
Thu, Nov 12 - Thu, Nov 19
Multiple Airlines Logo
6:30 am - 3:00 pmSOF  Sofia-OPO Porto
10h 30m1 stop Bergamo Orio Al Serio
Multiple Airlines Logo
8:30 am - 5:45 pmOPO  Porto-SOF Sofia
7h 15m1 stop Bergamo Orio Al Serio
$121Multiple Airlines
Mon, Nov 2 - Tue, Nov 10
Multiple Airlines Logo
11:20 pm - 7:25 amSOF  Sofia-OPO Porto
10h 05m1 stop Bergamo Orio Al Serio
Multiple Airlines Logo
6:55 am - 11:20 amOPO  Porto-SOF Sofia
26h 25m1 stop Milan Malpensa
$126Multiple Airlines
Tue, Nov 17 - Fri, Nov 20
Multiple Airlines Logo
6:30 am - 6:55 pmSOF  Sofia-OPO Porto
14h 25m1 stop Bergamo Orio Al Serio
Multiple Airlines Logo
4:50 pm - 9:50 amOPO  Porto-SOF Sofia
15h 00m2 stops Milan Malpensa Krakow J. Paul II Balice
$131Multiple Airlines
Mon, Nov 9 - Thu, Nov 12
Multiple Airlines Logo
6:30 am - 12:40 pmSOF  Sofia-OPO Porto
8h 10m1 stop Bergamo Orio Al Serio
Multiple Airlines Logo
7:55 pm - 3:30 pmOPO  Porto-SOF Sofia
17h 35m2 stops Milan Malpensa Chișinău Intl
$132Multiple Airlines
Mon, Nov 9 - Thu, Nov 12
Multiple Airlines Logo
6:30 am - 6:55 pmSOF  Sofia-OPO Porto
14h 25m1 stop Bergamo Orio Al Serio
Multiple Airlines Logo
3:25 pm - 12:00 pmOPO  Porto-SOF Sofia
18h 35m2 stops Bergamo Orio Al Serio Charleroi Brussels
$134Multiple Airlines
Wed, Nov 11 - Wed, Nov 18
Multiple Airlines Logo
6:30 am - 8:10 pmSOF  Sofia-OPO Porto
15h 40m1 stop Bergamo Orio Al Serio
Multiple Airlines Logo
8:35 pm - 11:20 amOPO  Porto-SOF Sofia
12h 45m1 stop Bergamo Orio Al Serio
$135Multiple Airlines
Booking Insights

Price, demand and travel trends for Sofia to Porto flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Sofia to Porto?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Sofia to Porto. It’s 11% cheaper than the average day, while Sunday is the most expensive, with prices 37% higher.

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Key details for Sofia to Porto flights

Low season

December

Cheapest flight

$55
Beat the crowds with an average 35% drop in travelers.
The most popular month to fly with an average 3% increase in travelers.
One-way flight from Sofia to Porto

When to book flights from Sofia to Porto

Are your dates flexible? Find out the best times to travel from Sofia to Porto based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Sofia to Porto flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Sofia to Porto?

    Only Economy Class is available on flights from Sofia to Porto.

  • How long is a flight from Sofia to Porto?

    A nonstop flight from Sofia to Porto takes 00m, covering 1,640 miles.

  • Do I need a passport to fly from Sofia to Porto?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Sofia to Porto flight?

    Round-trip flights from Sofia to Porto range from $210 to $332, with an average of $238 over the past 12 months. Anything below $210 counts as a good deal.

  • How much can I save by taking a layover when flying from Sofia to Porto?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $190 round-trip via Rome Fiumicino (FCO), compared to $328 for nonstop.

  • Which aircraft model is used most often on flights from Sofia to Porto?

    The Airbus A220-100 family is used most often on this route, operated mainly by Bulgaria Air. Other aircraft seen on the route include Airbus A220-300 variants.

  • How are flight prices from Sofia to Porto looking right now?

    One-way fares from Sofia to Porto are currently lower than usual. Average one-way flight prices are about $113, which is 24% below the typical average for this route.

  • What car rental options are available at Porto Airport (OPO)?

    Porto Airport (OPO) hosts 5 major car rental companies, with daily rates starting from around $2 for economy cars. Top options include:

    • Klass Wagen
    • Drive on Holiday
    • GREEN MOTION
    • Goldcar Rental SP
    • SURPRICE CAR RENTAL

  • Which airports can I use when flying from Sofia to Porto?

    Flights from Sofia to Porto usually depart from Sofia (SOF) and arrive at Porto (OPO).

  • Which airports do connecting flights from Sofia to Porto pass through?

    One-stop flights from Sofia to Porto most commonly connect through:

    • Istanbul (IST) - 47% of one-stop connections
    • Barcelona-El Prat (BCN) - 29% of one-stop connections
    • Belgrade Nikola Tesla (BEG) - 6% of one-stop connections
    • Rome Fiumicino (FCO) - 6% of one-stop connections

  • Can I save money by using flexible dates for flights from Sofia to Porto?

    Yes. Flexible dates can save you up to 36% on flights from Sofia to Porto. Tuesday is the cheapest departure day at $213 round-trip on average, while Sunday is the most expensive at $328, a difference of $115.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Sofia to Porto?

    Flying via Belgrade Nikola Tesla (BEG) gives the shortest average 1-stop total travel time at 7h 39m, compared with 7h 46m via Istanbul (IST) and 8h 34m via London Stansted (STN).

  • What is the time difference between Sofia and Porto?

    Porto is 2 hours behind Sofia (Western European Time vs Eastern European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Porto?

    Some of the most popular sights in Porto are Ribeira Square, Avenida dos Aliados and Boavista Square. These are among the most viewed places in Porto on KAYAK.

Your guide to booking Sofia to Porto flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Sunday. On this route, Tuesday flights average $213, about $115 less than Sunday fares (35% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Sofia to Porto trip for October. Fares historically average $214 round-trip in that month - typically $166 less than the most expensive month, which is February (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Rome Fiumicino Airport (FCO) can be cheaper than flying direct. The cheapest layover option averages $190 round-trip on this route - about $139 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Porto Airport.

    • Opo Hotel Porto Aeroporto

More options for your flight from Sofia to Porto

Complete your trip to Porto with a hotel stay or car rental

Car rentals in Porto
Hotels in Porto
Vacations in Porto