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Flights from Sofia to Nis

Find the cheapest flight options from Sofia to Nis over the next three months. Book one-way tickets from US$67 and round-trip tickets from US$192.

Displayed flight fares from Sofia to Nis are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight details for Sofia to Nis

The distance between Sofia and Nis is 145km. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is November.

Cheapest one-way flight priceUS$67
Cheapest return ticket priceUS$192
Off-season travel monthNovember
Peak season for travelJuly
Flight distance145km
Flight statistics for the Sofia–Nis route are based on aggregated booking data from Trip.com over the past 12 months.

Flight FAQs

  • Which airlines offer the cheapest flights from Sofia (SOF) to Nis (INI)?

    Based on Trip.com data, Wizz Air offers one-way fares as low as US$67 on Cheapest nonstop routes (e.g. SOF to INI on Fri, Mar 20), while Air Serbia offers Cheapest nonstop round-trips from US$192 departing on Fri, Mar 20 and returning on Sun, Mar 22.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Sofia to Nis 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.
  • To find best deals on flights from Sofia to Nis, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Mar 20, with one-way flights priced at just US$67.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Wizz Air.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Nis travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Sofia to Nis is November, when demand for travel is lower.
  • After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Sofia to Nis on March 20, 2026 with Air Serbia, with prices starting at US$192.
  • The time difference between Nis and Sofia is 1h.
  • 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.