Trip.com
>
Cheap Flights
>
Bulgaria
>
Sofia
Hotels in Sofia
>
Flights from Islamabad to Sofia

What to know about flights from Islamabad to Sofia?

The distance between Islamabad and Sofia is approximately 4,394.99km. According to Trip.com data, travel demand is highest in December.

Cheapest one-way
£423
Pakistan International Airlines Pakistan International Airlines ISB-SOF 13h 35m · 1 stop Fri, Oct 9
Book Now
Cheapest return
£578
Etihad Airways Etihad Airways ISB-SOF 32h 30m · 2 stops Fri, Oct 30 - Sat, Nov 7
Book Now
Recommended airlines
Pakistan International Airlines Pakistan International Airlines Cheapest · From £423 Turkish Airlines Turkish Airlines Most booked
Best time to book
October
Cheapest
December
Peak season for travel
Route details
4,394.99km
Flight distance

Explore the cheapest one-way and round-trip flights from Islamabad to Sofia over the next 90 days, with one-way fares from £423 and round-trip from £578. Based on Trip.com's latest 7-day flight data.

      • ISB 19:35
        32h 30m
        1 stop
        SOF 01:05
        Islamabad - Sofia | Fri, Oct 30 | Etihad Airways
        SOF 13:40
        10h 35m
        1 stop
        ISB 03:15
        Sofia - Islamabad | Sat, Nov 7 | Wizz Air
        £578 £933
        38% off
        38% off
        £933 £578
      • ISB 05:05
        11h 55m
        1 stop
        SOF 15:00
        Islamabad - Sofia | Tue, Oct 20 | Turkish Airlines
        SOF 16:00
        13h 40m
        1 stop
        ISB 08:40
        Sofia - Islamabad | Tue, Oct 27 | Turkish Airlines
        £677 £933
        27% off
        27% off
        £933 £677
      • ISB 05:05
        17h 15m
        1 stop
        SOF 20:20
        Islamabad - Sofia | Mon, Oct 19 | Turkish Airlines
        SOF 09:40
        16h 5m
        1 stop
        ISB 04:45
        Sofia - Islamabad | Mon, Oct 26 | Turkish Airlines
        £686 £933
        26% off
        26% off
        £933 £686
      • ISB 06:15
        17h 35m
        1 stop
        SOF 20:50
        Islamabad - Sofia | Mon, Oct 26 | Turkish Airlines
        SOF 09:30
        20h 10m
        1 stop
        ISB 08:40
        Sofia - Islamabad | Sat, Oct 31 | Turkish Airlines
        £707
        24% off
        £933 £707
      • ISB 09:15
        13h 5m
        1 stop
        SOF 20:20
        Islamabad - Sofia | Fri, Oct 23 | Turkish Airlines
        SOF 16:00
        13h 40m
        1 stop
        ISB 08:40
        Sofia - Islamabad | Sat, Oct 31 | Turkish Airlines
        £707
        24% off
        £933 £707
      • ISB 05:05
        17h 15m
        1 stop
        SOF 20:20
        Islamabad - Sofia | Thu, Oct 8 | Turkish Airlines
        SOF 15:50
        9h 45m
        1 stop
        ISB 03:35
        Sofia - Islamabad | Sat, Oct 10 | Turkish Airlines
        £708
        24% off
        £933 £708
      • ISB 06:15
        29h 25m
        1 stop
        SOF 08:40
        Islamabad - Sofia | Sun, Oct 25 | Turkish Airlines
        SOF 09:30
        20h 10m
        1 stop
        ISB 08:40
        Sofia - Islamabad | Sat, Oct 31 | Turkish Airlines
        £721
        23% off
        £933 £721
      • ISB 05:05
        29h 40m
        1 stop
        SOF 08:45
        Islamabad - Sofia | Sun, Oct 18 | Turkish Airlines
        SOF 21:10
        8h 35m
        1 stop
        ISB 07:45
        Sofia - Islamabad | Sat, Oct 24 | Turkish Airlines
        £722
        23% off
        £933 £722
      • ISB 06:15
        17h 40m
        1 stop
        SOF 20:55
        Islamabad - Sofia | Mon, Nov 23 | Turkish Airlines
        SOF 09:40
        16h 5m
        1 stop
        ISB 04:45
        Sofia - Islamabad | Tue, Nov 24 | Turkish Airlines
        £723
        23% off
        £933 £723
      • ISB 09:15
        25h 30m
        1 stop
        SOF 08:45
        Islamabad - Sofia | Sun, Oct 4 | Turkish Airlines
        SOF 21:10
        8h 35m
        1 stop
        ISB 07:45
        Sofia - Islamabad | Sat, Oct 10 | Turkish Airlines
        £727
        22% off
        £933 £727
      • ISB 13:00
        17h 25m
        1 stop
        SOF 14:00
        Islamabad - Sofia | Sun, Oct 4 | Normal Airline
        SOF 15:00
        6h
        Direct
        ISB 16:00
        Sofia - Islamabad | Tue, Oct 6 | Normal Airline
        Find more flights
        Find more flights
      • ISB 02:50
        13h 35m
        1 stop
        SOF 14:25
        Islamabad - Sofia | Fri, Oct 9 | Pakistan International Airlines
        £423 £615
        31% off
        31% off
        £615 £423
      • ISB 02:05
        14h 20m
        1 stop
        SOF 13:25
        Islamabad - Sofia | Wed, Oct 28 | Flydubai
        £442 £615
        28% off
        28% off
        £615 £442
      • ISB 06:15
        29h 25m
        1 stop
        SOF 08:40
        Islamabad - Sofia | Wed, Oct 28 | Turkish Airlines
        £466 £615
        24% off
        24% off
        £615 £466
      • ISB 05:05
        8h 40m
        1 stop
        SOF 11:45
        Islamabad - Sofia | Fri, Oct 9 | Turkish Airlines
        £479
        22% off
        £615 £479
      • ISB 13:00
        17h 25m
        1 stop
        SOF 14:00
        Islamabad - Sofia | Sun, Oct 4 | Normal Airline
        Find more flights
        Find more flights

Which airlines are the most popular for Islamabad to Sofia flights?

Choose from 1 airlines flying from Islamabad to Sofia, including Turkish Airlines, and . Pakistan International Airlines currently offers the cheapest ticket on this route.
Turkish Airlines logo Turkish Airlines
Airlines are determined based on actual purchased flight tickets from Islamabad to Sofia according to previous 12 months data from Trip.com.

Flight FAQs

  • Which airlines offer the cheapest flights from Islamabad to Sofia?

    Based on Trip.com data, Pakistan International Airlines offers Cheapest nonstop one-way flights from £423 (for example, ISB–SOF on Fri, Oct 9). For a Cheapest nonstop return flight, Etihad Airways offers fares from £578, departing on Fri, Oct 30 and returning on Sat, Nov 7.
  • At the moment, several airlines serve connecting flights from Islamabad to Sofia, including: Turkish Airlines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Islamabad to Sofia is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Here are some tips for finding the best flight deals from Islamabad to Sofia on Trip.com:
    · Be flexible with your travel dates. The cheapest flight is currently on Fri, Oct 9, with one-way fares from just £423.
    · Compare airlines. Pakistan International Airlines currently offers the lowest fares on this route.
    · Set up a price alert to track fare changes without searching every day.
    · Check Trip.com regularly for flight deals and available promo codes.
    · Avoid peak season or book early. December is generally the busiest month for travel to Sofia.
    · Get exclusive promo codes on the Trip.com app.
  • The cheapest month to book a flight from Islamabad to Sofia is usually October, when demand is lower.
  • After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Islamabad to Sofia on October 7, 2026 with Pakistan International Airlines, with prices starting at £411.
  • Flights to Sofia can arrive at: Sofia Airport (SOF). The most common route connects Islamabad International Airport and Sofia Airport (ISB–SOF).
  • The time difference between Sofia and Islamabad is 3h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Islamabad to Sofia is £545. Fares vary by travel date, airline and availability.
  • Enter Islamabad and Sofia, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.

More Flight Itineraries

Note: Prices shown on this page are the estimated lowest prices and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please visit the customer support pages.