SOF - HEL

$136 Find Cheap Flights from Sofia to Helsinki - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$158
Typical prices: $230-$412
Ryanair
Mon 11/19Fri 11/23
SOF - HEL • 1 stop
Cheapest one-way
$136
Typical prices: $132-$252
Ryanair
Thu 11/15
SOF - HEL • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Sofia and Helsinki. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
November
Cheapest • 35% price drop
January
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Bergamo Orio Al Serio (BGY)
Cheapest • Avg $187 (round-trip)
Krakow J. Paul II Balice (KRK)
Shortest trip • 5h 58m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Sofia to Helsinki (SOF-HEL)

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

Recent round-trip flight deals from Sofia to Helsinki

Thu, Nov 19 - Mon, Nov 23
Multiple Airlines Logo
9:30 pm - 2:00 pmSOF  Sofia-HEL Helsinki-Vantaa
16h 30m1 stop Warsaw Modlin
Multiple Airlines Logo
12:30 pm - 12:50 amHEL  Helsinki-Vantaa-SOF Sofia
12h 20m1 stop Bergamo Orio Al Serio
$158Multiple Airlines
Sat, Apr 3 - Sat, Apr 17
airBaltic Logo
3:00 pm - 8:40 pmSOF  Sofia-HEL Helsinki-Vantaa
5h 40m1 stop Riga Intl
airBaltic Logo
5:30 am - 2:15 pmHEL  Helsinki-Vantaa-SOF Sofia
8h 45m1 stop Riga Intl
$189airBaltic
Thu, Feb 18 - Sun, Feb 21
Multiple Airlines Logo
6:30 am - 10:05 pmSOF  Sofia-HEL Helsinki-Vantaa
15h 35m1 stop Bergamo Orio Al Serio
Multiple Airlines Logo
10:45 pm - 11:20 amHEL  Helsinki-Vantaa-SOF Sofia
12h 35m1 stop Bergamo Orio Al Serio
$189Multiple Airlines
Mon, Dec 21 - Sat, Jan 9
Multiple Airlines Logo
6:45 pm - 10:30 pmSOF  Sofia-HEL Helsinki-Vantaa
27h 45m1 stop Warsaw Modlin
Multiple Airlines Logo
10:35 am - 12:00 pmHEL  Helsinki-Vantaa-SOF Sofia
25h 25m1 stop Charleroi Brussels
$196Multiple Airlines
Mon, Apr 5 - Mon, Apr 19
Air Serbia Logo
4:00 pm - 9:10 pmSOF  Sofia-HEL Helsinki-Vantaa
5h 10m1 stop Belgrade Nikola Tesla
Air Serbia Logo
10:00 pm - 3:30 pmHEL  Helsinki-Vantaa-SOF Sofia
17h 30m1 stop Belgrade Nikola Tesla
$197Air Serbia
Sun, Nov 22 - Tue, Dec 1
Ryanair Logo
5:30 pm - 11:30 amSOF  Sofia-HEL Helsinki-Vantaa
18h 00m1 stop Charleroi Brussels
Ryanair Logo
9:30 pm - 12:50 pmHEL  Helsinki-Vantaa-SOF Sofia
15h 20m1 stop London Stansted
$198Ryanair
Mon, Dec 21 - Sat, Jan 9
Multiple Airlines Logo
1:35 pm - 10:05 amSOF  Sofia-HEL Helsinki-Vantaa
20h 30m2 stops Bergamo Orio Al Serio Stockholm Arlanda
Multiple Airlines Logo
10:35 am - 12:00 pmHEL  Helsinki-Vantaa-SOF Sofia
25h 25m1 stop Charleroi Brussels
$203Multiple Airlines
Mon, Apr 5 - Thu, Apr 15
Air Serbia Logo
4:00 pm - 9:10 pmSOF  Sofia-HEL Helsinki-Vantaa
5h 10m1 stop Belgrade Nikola Tesla
Air Serbia Logo
10:40 am - 3:00 amHEL  Helsinki-Vantaa-SOF Sofia
16h 20m1 stop Belgrade Nikola Tesla
$213Air Serbia
Sat, Nov 28 - Sun, Dec 6
Lufthansa Logo
6:00 am - 6:45 pmSOF  Sofia-HEL Helsinki-Vantaa
12h 45m1 stop Munich Franz Josef Strauss
Lufthansa Logo
7:05 am - 1:25 pmHEL  Helsinki-Vantaa-SOF Sofia
6h 20m1 stop Frankfurt am Main
$271Lufthansa
Sat, Nov 28 - Mon, Dec 7
Lufthansa Logo
6:00 am - 11:50 amSOF  Sofia-HEL Helsinki-Vantaa
5h 50m1 stop Munich Franz Josef Strauss
Lufthansa Logo
7:30 pm - 1:15 pmHEL  Helsinki-Vantaa-SOF Sofia
17h 45m1 stop Munich Franz Josef Strauss
$287Lufthansa
Booking Insights

Price, demand and travel trends for Sofia to Helsinki 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 Helsinki?

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Sofia to Helsinki. It’s 15% cheaper than the average day, while Sunday is the most expensive, with prices 27% higher.

What’s the cheapest month to fly from Sofia to Helsinki?

•November is the cheapest month to fly from Sofia to Helsinki at $203 round-trip.
•September ($439) and December ($391) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 116% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Sofia to Helsinki flights

Low season

October

Cheapest flight

$136
Beat the crowds with an average 36% drop in travelers.
The most popular month to fly with an average 32% increase in travelers.
One-way flight from Sofia to Helsinki

When to book flights from Sofia to Helsinki

Are your dates flexible? Find out the best times to travel from Sofia to Helsinki 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 Helsinki 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 Helsinki?

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

  • How long is a flight from Sofia to Helsinki?

    A nonstop flight from Sofia to Helsinki takes 00m, covering 1,218 miles.

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

    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 Helsinki flight?

    Round-trip flights from Sofia to Helsinki range from $230 to $412, with an average of $314 over the past 12 months. Anything below $230 counts as a good deal.

  • Have flight prices from Sofia to Helsinki changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $158 to $989. That means the highest observed fare was about 6x higher than the lowest one.

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

    One-way fares from Sofia to Helsinki are currently lower than usual. Average one-way flight prices are about $162, which is 11% below the typical average for this route.

  • What car rental options are available at Helsinki-Vantaa Airport (HEL)?

    Helsinki-Vantaa Airport (HEL) hosts 5 major car rental companies, with daily rates averaging $51 for economy cars. Top options include:

    • GREEN MOTION
    • ADDCAR RENTAL
    • Alamo
    • Sixt
    • Europcar

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

    Flights from Sofia to Helsinki usually depart from Sofia (SOF) and arrive at Helsinki-Vantaa (HEL).

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

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

    • Riga Intl (RIX) - 45% of one-stop connections
    • Munich Franz Josef Strauss (MUC) - 19% of one-stop connections
    • Warsaw Frederic Chopin (WAW) - 9% of one-stop connections
    • Warsaw Modlin (WMI) - 9% of one-stop connections

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

    Yes. Flexible dates can save you up to 33% on flights from Sofia to Helsinki. Friday is the cheapest departure day at $269 round-trip on average, while Sunday is the most expensive at $401, a difference of $132.

    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 Helsinki?

    Flying via Krakow J. Paul II Balice (KRK) gives the shortest average 1-stop total travel time at 5h 58m, compared with 6h 05m via Munich Franz Josef Strauss (MUC) and 6h 28m via Warsaw Frederic Chopin (WAW).

  • What popular places can I visit in Helsinki?

    Some of the most popular sights in Helsinki are Helsinki Central Station Square, Helsingin päärautatieasema and Esplanadi park. These are among the most viewed places in Helsinki on KAYAK.

Your guide to booking Sofia to Helsinki 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 Friday departure and avoid flying on Sunday. On this route, Friday flights average $269, about $132 less than Sunday fares (33% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Sofia to Helsinki trip for November. Fares historically average $203 round-trip in that month - typically $236 less than the most expensive month, which is September (based on the last 12 months).

More options for your flight from Sofia to Helsinki

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

Car rentals in Helsinki
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