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Cheap flights from Portsmouth to Bulgaria from £159

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SOF
16 Nov — 23 Nov1
1 adult
1 adult, Economy

Find flight deals from Portsmouth to Bulgaria

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Cheapest flights from Portsmouth to Bulgaria
Explore the most affordable flight options available from Portsmouth to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.

Mon 1/1208:30SOU - SOF
2 stops27h 00mMultiple Airlines
Mon 8/1212:00SOF - SOU
2 stops22h 50mMultiple Airlines
Deal found 17/10£159

Cheap flight deals from Portsmouth to Bulgaria

Keep the following information in mind while searching for Portsmouth to Bulgaria flight deals. Data was last updated 17 October 2025.

Round-trip from

£159

Popular in

July

Cheapest in

November

Average price

£98
1/12-8/12
  • 1/12-8/12
  • 4 total stops
  • 49h 50m total
  • Portsmouth to Bulgaria
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (£41 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Bulgaria that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 October 2025.
Use the filters below to find and compare flights from Portsmouth to Bulgaria that are best for you.

Fly from

Portsmouth

Fly to

Bulgaria

Route

Depart

Return

Price

SouthamptonSofia

SOU - SOF

SOUSOF

Southampton Eastleigh

Mon 1/12

08:30-13:30

2 stops27h 00m

Sofia

Mon 8/12

12:00-08:50

2 stops22h 50m

£159

SouthamptonSofia

SOU - SOF

SOUSOF

Southampton Eastleigh

Mon 16/3

17:30-14:05

1 stop18h 35m

Sofia

Fri 20/3

07:00-08:50

1 stop27h 50m

£356

SouthamptonSofia

SOU - SOF

SOUSOF

Southampton Eastleigh

Thu 13/11

14:35-13:05

2 stops20h 30m

£210

Flights are sorted by cheapest return flights first.

Deals found on 16/10

Best time to book a flight from Portsmouth to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria from Portsmouth with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portsmouth to Bulgaria

What is the cheapest month to book a flight from Portsmouth to Bulgaria?

Currently, April is the cheapest month in which you can book a flight from Portsmouth to Bulgaria (average of £28). Flying from Portsmouth to Bulgaria in August is currently the most expensive (average of £96). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from P0R to BG?

Find hourly flight availability from Portsmouth to Bulgaria. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 October 2025.

It’s optimal to fly from Portsmouth to Bulgaria at midday. By choosing this option you can save up to 36% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Portsmouth to Bulgaria?

Use this chart to determine the cheapest time to fly return from Portsmouth to Bulgaria. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Portsmouth to Bulgaria flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Bulgaria. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portsmouth to Bulgaria?

    For as low as £356, KLM can have you in Bulgaria from Portsmouth in 18h 35m. Portsmouth and Bulgaria are separated by a distance of 1293 mi.

  • What are the most reliable airlines from Portsmouth to Bulgaria?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Portsmouth to Bulgaria on time: Bulgaria Air (85%), American Airlines (70%), British Airways (70%).

  • What are the cheapest flights from Portsmouth to Bulgaria?

    On average you can expect to pay £176 for a flight from Portsmouth to Bulgaria. The cheapest flight overall is £80 while the most popular route, (Southampton Eastleigh - Sofia) is currently priced at £359.

  • Can I find deals for flights from Portsmouth to Bulgaria that include hotel bookings?

    Yes. In addition to deals on Portsmouth to Bulgaria flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Portsmouth to Bulgaria?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to Bulgaria.

  • Can I find deals for business class flights from Portsmouth to Bulgaria?

    Yes. Cheapflights offers flight deals from Portsmouth to Bulgaria by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portsmouth to Bulgaria?

    Currently, April is the cheapest month in which you can book a flight from Portsmouth to Bulgaria (average of £28). Flying from Portsmouth to Bulgaria in August is currently the most expensive (average of £96). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 10 airlines flying from Portsmouth to Bulgaria

Discover the top 10 airlines that operate flights from Portsmouth to Bulgaria. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£33Average£161FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
Wizz AirCheapest£36Average£141FlexibilityNo cancel feeOn-time83%
Search Wizz Air flights
RyanairCheapest£44Average£137FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Air SerbiaCheapest£53Average£143FlexibilityNo cancel feeOn-timeN/A
Search Air Serbia flights
easyJetCheapest£62Average£206FlexibilityNo cancel feeOn-time86%
Search easyJet flights
British AirwaysCheapest£97Average£195FlexibilityNo cancel feeOn-time70%
Search British Airways flights
TUI AirwaysCheapest£124Average£317FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
LOTCheapest£139Average£210FlexibilityNo cancel feeOn-time81%
Search LOT flights
LufthansaCheapest£143Average£256FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Bulgaria AirCheapest£157Average£288FlexibilityNo cancel feeOn-time73%
Search Bulgaria Air flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Portsmouth to Bulgaria?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Bulgaria from Portsmouth today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Bulgaria?

Cheapflights simply makes it quick and affordable to book flights from Portsmouth to Bulgaria by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Portsmouth to Bulgaria with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Portsmouth to Bulgaria, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Portsmouth to Bulgaria become cheaper?

Yes! Start tracking prices for Portsmouth to Bulgaria flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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