SOF

Find Cheap Flights from Belfast to Sofia – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Direct flights
Not available
There are currently no direct flights between Belfast and Sofia. You'll need to take a connecting flight to reach the destination.
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Top routes
BFS - SOF
Cheapest • 31% average savings
BHD - SOF
Most popular
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When to travel
January
Cheapest • 60% price drop
February
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
London Stansted (STN)
Cheapest • Avg £205 (return)
Liverpool J. Lennon (LPL)
Shortest trip • 5h 59m (one-way)
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Cheap Flights from Belfast to Sofia

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

Recent return flight deals from Belfast to Sofia

Multiple Airlines Logo
BF1  Bere Ferrers-SOF Sofia Airport
1553 mimulti-stop
Multiple Airlines Logo
SOF  Sofia Airport-BF1 Bere Ferrers
1553 mimulti-stop
Multiple Airlines
Booking Insights

Price, demand, and travel trends for Belfast to Sofia flights

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

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

Thursday is the cheapest day of the week to fly from Belfast to Sofia and is 42% cheaper than the average day. Monday is the most expensive day with flight prices 31% higher than average. Based on deals found by KAYAK users in the last 12 months.

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Key details for Belfast to Sofia flights

Low season

May
Most popular time to fly (21% more expensive on average)

When to book flights from Belfast to Sofia

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

Your Belfast to Sofia flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which cabin classes can I book on flights from Belfast to Sofia?

    Only Economy class is available on flights from Belfast to Sofia.

  • How long is a flight from Belfast to Sofia?

    A direct flight from Belfast to Sofia takes 0h 00m, covering 1,553 miles.

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

    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 Belfast to Sofia flight?

    Return flights from Belfast to Sofia range from £163 to £363, with an average of £239 over the past 12 months. Anything below £163 counts as a good deal.

  • Which car hire options are available at Sofia Airport (SOF)?

    Sofia Airport (SOF) hosts 5 major car hire companies, with daily rates starting from around £1 for economy cars. Top options include:
    • MEXRENTACAR
    • Easyrent
    • Top Rent a Car - Bulgaria
    • NU Car
    • Priceless

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

    Flights from Belfast to Sofia may depart from several airports in Belfast area, including Belfast Intl (BFS) and Belfast City (BHD). Flights usually arrive at Sofia (SOF).

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

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

    • Liverpool J. Lennon (LPL) – 40% of one-stop connections
    • London Stansted (STN) – 40% of one-stop connections
    • London Heathrow (LHR) – 20% of one-stop connections

    Liverpool J. Lennon (LPL) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 56% on the Belfast to Sofia route. Thursday is the cheapest departure day at £141 return on average, while Monday is the most expensive at £316, a difference of £175. 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 stopover airport from Belfast to Sofia?

    Flying via Liverpool J. Lennon (LPL) gives the shortest average 1-stop total travel time of 5h 59m, compared to 7h 49m via London Stansted (STN) and 9h 34m via London Heathrow (LHR).

  • What is the time difference between Belfast and Sofia?

    Sofia is 2 hours ahead of Belfast (Eastern European Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Sofia?

    Some of the most popular sights in Sofia are St. Nedelya Church, Central Sofia Market Hall, and Banya Bashi Mosque. These are among the most viewed places in Sofia on KAYAK.

Your guide to booking Belfast to Sofia 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 Thursday departure instead of Monday. On this route, Thursday flights average £141 – about £175 less than Monday (56% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Belfast to Sofia trip for January. Fares historically average £96 return in that month – typically £279 less than the most expensive month, which is August (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Sofia Airport.
    - Hotel Premier Airport Sofia
    - ibis Sofia Airport
    - Hotel Consul

More options for your flight from Belfast to Sofia

Complete your trip to Sofia with a hotel stay or car hire

Car hire in Sofia
Hotels in Sofia
Holidays in Sofia