Beautiful landscape with bizarre rock formations. Stone stairs leading to the amazing rock formations and walls of a medieval fortress in Belogradchik, northwest Bulgaria. Panorama

Cheap Flights to Northwest Bulgaria from HK$311

View HK$311 flight on Thu, 3 Sept 2026Opens in a new window

Popular airlines

  • Lufthansa

  • Austrian Airlines

  • Turkish Airlines

  • Swiss International Air Lines

  • LOT-Polish Airlines

  • KLM

  • Air Serbia

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 35% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Northwest Bulgaria

Prices were available within the past 7 days and start at HK$311 for one-way flights and HK$792 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wizz Air
Fri, 4 Dec - Sun, 6 Dec
LTN
London
SOF
Sofia
HK$792 Return, found 6 days ago
HK$792
Return
found 6 days ago
Select Wizz Air flight, departing Fri, 4 Dec from London to Sofia, returning Sun, 6 Dec, priced at HK$792 found 6 days ago
Pegasus Airlines
Thu, 25 Jun - Sun, 28 Jun
SAW
Istanbul
SOF
Sofia
HK$1,043 Return, found 5 days ago
HK$1,043
Return
found 5 days ago
Select Pegasus Airlines flight, departing Thu, 25 Jun from Istanbul to Sofia, returning Sun, 28 Jun, priced at HK$1,043 found 5 days ago
easyJet
Sat, 20 Mar - Sat, 27 Mar
LGW
London
SOF
Sofia
HK$1,145 Return, found 6 days ago
HK$1,145
Return
found 6 days ago
Select easyJet flight, departing Sat, 20 Mar from London to Sofia, returning Sat, 27 Mar, priced at HK$1,145 found 6 days ago
Wizz Air UK
Sat, 20 Jun - Tue, 23 Jun
LTN
London
PDV
Plovdiv
HK$1,628 Return, found 15 hours ago
HK$1,628
Return
found 15 hours ago
Select Wizz Air UK flight, departing Sat, 20 Jun from London to Plovdiv, returning Tue, 23 Jun, priced at HK$1,628 found 15 hours ago
Lufthansa
Sat, 10 Oct - Mon, 12 Oct
LHR
London
SOF
Sofia
HK$1,842 Return, found 3 days ago
HK$1,842
Return
found 3 days ago
Select Lufthansa flight, departing Sat, 10 Oct from London to Sofia, returning Mon, 12 Oct, priced at HK$1,842 found 3 days ago

Frequently asked questions

How do I find cheap flights to Northwest Bulgaria that have flexible change policies?
It's as easy as counting 1-2-3 with Expedia. Firstly, type in your preferred dates and destination and press "Search." Step 2? Check "No change fee" directly below the "Flexible change policies" subheading to the left of the screen. Step 3. Reserve your cheap and flexible flight to Northwest Bulgaria.
How can I find cheap tickets to Northwest Bulgaria?
To nab a terrific deal to Northwest Bulgaria, book well ahead of time. Also take advantage of Expedia's "flexible dates" feature at the top of your search results. This will display the cheapest prices for similar time frames. In the last seven days, HK$792 was the lowest price for a flight to Northwest Bulgaria.
How much is a flight to Northwest Bulgaria?
In the last seven days, return flights to Northwest Bulgaria sold for as low as HK$792 and reached a maximum cost of HK$4,974. For one-way trips departing from London (LTN), the lowest amount paid during this time was just HK$311.
When is the cheapest time to fly to Northwest Bulgaria?
Try to leave early in the week to score the best deal to Northwest Bulgaria. Tuesday is normally the most economical day to take off, with Monday running a close second. Saturday often has the highest fares. This is because lots of travelers prefer to start their trip on a weekend.
How much is a plane ticket to Northwest Bulgaria?
In the last seven days, fares to Northwest Bulgaria varied from HK$792 to HK$4,974.
What months are the cheapest to book a flight to Northwest Bulgaria?
To pick up a great deal to Northwest Bulgaria, try to book during the month of February when ticket prices are at their cheapest. When's the most expensive time? In the U.S, it's December.

Travel information

Destination airport
Sofia
Destination airport IATA code
SOF
Destination city name
Sofia
Return price
HK$792

Trending flights to Northwest Bulgaria

Prices were available within the past 7 days and start at HK$311 for one-way flights and HK$792 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Wed, 7 Oct - Thu, 5 Nov
HKG
Hong Kong SAR
SOF
Sofia
HK$4,974 Return, found 1 day ago
HK$4,974
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Wed, 7 Oct from Hong Kong SAR to Sofia, returning Thu, 5 Nov, priced at HK$4,974 found 1 day ago
*Available to Expedia members.