Trip.com
>
Flights
>
Flights to Bulgaria
>
Flights to Sofia
Hotels in Sofia
>
Flights from New Delhi to Sofia

Hi, I've summed up all the key info for New Delhi to Sofia flights

Cheapest one-way

JPY 46,410
LOT Polish Airlines Tue, Nov 3

43% below next 30d avg. (JPY 81,620)

Cheapest round-trip

JPY 92,020
LOT Polish Airlines Sun, Nov 1

Recommended airlines

When to fly

OctoberCheapest month
JanuaryPeak month

With a lowest one-way fare of JPY 46,410 , travelers can expect an average price of JPY 81,620 for upcoming trips, while round-trip tickets start at JPY 92,020 . You can land at any one of the following hubs in Sofia: Sofia Airport (SOF) . Flying from Indira Gandhi International Airport to Sofia Airport (DEL-SOF) is by far the most common option on this route. To secure the best rates, booking 40 days in advance is recommended, and the cheapest travel days are Tuesday, Wednesday, and Saturday .

Updated 22h ago · This content is an AI-powered summary based on Trip.com data. Prices and availability are subject to change. Please refer to actual prices, availability, and travel conditions.

Explore the cheapest one-way and round-trip flights from New Delhi to Sofia over the next 90 days, with one-way fares from JPY 46,410 and round-trip from JPY 92,020. Based on Trip.com's latest 7-day flight data.

      • DEL 07:15
        33h 5m
        1 stop
        SOF 13:50
        New Delhi - Sofia | Sun, Nov 1 | LOT Polish Airlines
        SOF 14:35
        11h 5m
        1 stop
        DEL 05:10
        Sofia - New Delhi | Sat, Nov 7 | LOT Polish Airlines
        JPY 92,020 JPY 150,150
        39% off
        39% off
        JPY 150,150 JPY 92,020
      • DEL 08:00
        12h 30m
        1 stop
        SOF 18:00
        New Delhi - Sofia | Sat, Oct 31 | LOT Polish Airlines
        SOF 14:35
        11h 5m
        1 stop
        DEL 05:10
        Sofia - New Delhi | Thu, Nov 5 | LOT Polish Airlines
        JPY 104,360 JPY 150,150
        30% off
        30% off
        JPY 150,150 JPY 104,360
      • DEL 08:00
        32h 25m
        1 stop
        SOF 13:55
        New Delhi - Sofia | Wed, Oct 28 | LOT Polish Airlines
        SOF 18:40
        31h
        1 stop
        DEL 05:10
        Sofia - New Delhi | Thu, Nov 5 | LOT Polish Airlines
        JPY 104,470 JPY 150,150
        30% off
        30% off
        JPY 150,150 JPY 104,470
      • DEL 08:00
        12h 30m
        1 stop
        SOF 18:00
        New Delhi - Sofia | Tue, Oct 13 | LOT Polish Airlines
        SOF 18:45
        29h 40m
        1 stop
        DEL 02:55
        Sofia - New Delhi | Sat, Oct 17 | LOT Polish Airlines
        JPY 107,590
        28% off
        JPY 150,150 JPY 107,590
      • DEL 08:00
        32h 20m
        1 stop
        SOF 13:50
        New Delhi - Sofia | Mon, Oct 19 | LOT Polish Airlines
        SOF 18:45
        29h 40m
        1 stop
        DEL 02:55
        Sofia - New Delhi | Sat, Oct 24 | LOT Polish Airlines
        JPY 107,590
        28% off
        JPY 150,150 JPY 107,590
      • DEL 08:00
        32h 20m
        1 stop
        SOF 13:50
        New Delhi - Sofia | Mon, Oct 5 | LOT Polish Airlines
        SOF 18:45
        29h 40m
        1 stop
        DEL 02:55
        Sofia - New Delhi | Sat, Oct 10 | LOT Polish Airlines
        JPY 108,930
        27% off
        JPY 150,150 JPY 108,930
      • DEL 08:00
        32h 20m
        1 stop
        SOF 13:50
        New Delhi - Sofia | Mon, Oct 12 | LOT Polish Airlines
        SOF 18:45
        29h 40m
        1 stop
        DEL 02:55
        Sofia - New Delhi | Fri, Oct 16 | LOT Polish Airlines
        JPY 109,210
        27% off
        JPY 150,150 JPY 109,210
      • DEL 08:00
        12h 30m
        1 stop
        SOF 18:00
        New Delhi - Sofia | Mon, Nov 2 | LOT Polish Airlines
        SOF 14:35
        11h 5m
        1 stop
        DEL 05:10
        Sofia - New Delhi | Sun, Nov 8 | LOT Polish Airlines
        JPY 109,990
        27% off
        JPY 150,150 JPY 109,990
      • DEL 07:15
        13h 15m
        1 stop
        SOF 18:00
        New Delhi - Sofia | Sun, Oct 18 | LOT Polish Airlines
        SOF 18:45
        29h 40m
        1 stop
        DEL 02:55
        Sofia - New Delhi | Thu, Oct 22 | LOT Polish Airlines
        JPY 114,080
        24% off
        JPY 150,150 JPY 114,080
      • DEL 08:00
        12h 30m
        1 stop
        SOF 18:00
        New Delhi - Sofia | Sat, Oct 10 | LOT Polish Airlines
        SOF 18:45
        29h 40m
        1 stop
        DEL 02:55
        Sofia - New Delhi | Sun, Oct 18 | LOT Polish Airlines
        JPY 114,110
        24% off
        JPY 150,150 JPY 114,110
      • DEL 13:00
        17h 25m
        1 stop
        SOF 14:00
        New Delhi - Sofia | Wed, Sep 16 | Normal Airline
        SOF 15:00
        6h
        Nonstop
        DEL 16:00
        Sofia - New Delhi | Fri, Sep 18 | Normal Airline
        More cheap flights
        More cheap flights
      • DEL 08:00
        32h 25m
        1 stop
        SOF 13:55
        New Delhi - Sofia | Tue, Nov 3 | LOT Polish Airlines
        JPY 46,410 JPY 64,410
        28% off
        28% off
        JPY 64,410 JPY 46,410
      • DEL 07:15
        13h 15m
        1 stop
        SOF 18:00
        New Delhi - Sofia | Wed, Oct 21 | LOT Polish Airlines
        JPY 46,680 JPY 64,410
        28% off
        28% off
        JPY 64,410 JPY 46,680
      • DEL 07:20
        34h
        1 stop
        SOF 13:50
        New Delhi - Sofia | Tue, Nov 10 | LOT Polish Airlines
        JPY 46,850 JPY 64,410
        27% off
        27% off
        JPY 64,410 JPY 46,850
      • DEL 07:40
        31h 35m
        1 stop
        SOF 12:45
        New Delhi - Sofia | Mon, Oct 5 | IndiGo
        JPY 47,080
        27% off
        JPY 64,410 JPY 47,080
      • DEL 08:00
        32h 20m
        1 stop
        SOF 13:50
        New Delhi - Sofia | Thu, Oct 8 | LOT Polish Airlines
        JPY 47,120
        27% off
        JPY 64,410 JPY 47,120
      • DEL 08:00
        12h 30m
        1 stop
        SOF 18:00
        New Delhi - Sofia | Thu, Nov 5 | LOT Polish Airlines
        JPY 47,560
        26% off
        JPY 64,410 JPY 47,560
      • DEL 07:40
        31h 35m
        1 stop
        SOF 12:45
        New Delhi - Sofia | Tue, Oct 13 | IndiGo
        JPY 48,280
        25% off
        JPY 64,410 JPY 48,280
      • DEL 07:40
        31h 10m
        1 stop
        SOF 12:20
        New Delhi - Sofia | Thu, Oct 8 | IndiGo
        JPY 48,690
        24% off
        JPY 64,410 JPY 48,690
      • DEL 08:00
        32h 20m
        1 stop
        SOF 13:50
        New Delhi - Sofia | Thu, Oct 15 | LOT Polish Airlines
        JPY 48,810
        24% off
        JPY 64,410 JPY 48,810
      • DEL 08:00
        12h 30m
        1 stop
        SOF 18:00
        New Delhi - Sofia | Mon, Oct 12 | LOT Polish Airlines
        JPY 48,950
        24% off
        JPY 64,410 JPY 48,950
      • DEL 13:00
        17h 25m
        1 stop
        SOF 14:00
        New Delhi - Sofia | Wed, Sep 16 | Normal Airline
        More cheap flights
        More cheap flights

Which airlines are the most popular for New Delhi to Sofia flights?

You can choose from 2 airlines that fly from New Delhi to Sofia, including IndiGo, Lufthansa, LOT Polish Airlines has lowest fares on this route.
IndiGo logo IndiGo
Lufthansa logo Lufthansa
Airlines are determined based on actual purchased flight tickets from New Delhi to Sofia according to previous 12 months data from Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from New Delhi to Sofia (DEL-SOF)?

    Based on Trip.com data, LOT Polish Airlines offers one-way fares as low as JPY 46,410 on Cheapest nonstop routes (e.g. DEL to SOF on Tue, Nov 3), while LOT Polish Airlines offers Cheapest nonstop round-trips from JPY 92,020 departing on Sun, Nov 1 and returning on Sat, Nov 7.
  • At the moment, several airlines serve connecting flights from New Delhi to Sofia, including: Lufthansa IndiGo 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 New Delhi 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.
  • To find best deals on flights from New Delhi to Sofia, 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 Tue, Nov 3, with one-way flights priced at just JPY 46,410.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is LOT Polish Airlines.
    · 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 Sofia travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from New Delhi to Sofia is October, when demand for travel is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from New Delhi to Sofia on September 24, 2026 with LOT Polish Airlines, with prices starting at JPY 47,120.
  • You can land at any one of the following hubs in Sofia: Sofia Airport (SOF). Flying from Indira Gandhi International Airport to Sofia Airport (DEL-SOF) is by far the most common option on this route.
  • The time difference between Sofia and New Delhi is 3h.
  • Tickets can only be changed or canceled 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 New Delhi to Sofia is JPY 81,620. Fares vary by travel date, airline and availability.
  • Enter New Delhi 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 traveler details and complete payment to receive your confirmation.
  • IndiGoare the most popular budget airlines flying from New Delhi to Sofia. Check baggage, seat and payment fees before comparing the final price.

Trip.com Airline Insights on Flights from New Delhi to Sofia

Which airline offers the cheapest direct flights from New Delhi to Sofia?

Data is based on the average price of all nonstop flights from New Delhi to Sofia on Trip.com over the past 12 months.

Based on Trip.com’s data from the past 12 months, Lufthansa provides the lowest-priced direct flights from New Delhi to Sofia, with fares starting at JPY 79,850.

JPY 77,324
JPY 79,850
JPY 82,377
JPY 84,904
JPY 87,430
Lufthansa
JPY 79,850
Lufthansa
LOT Polish Airlines
JPY 82,720
LOT Polish Airlines
Turkish Airlines
JPY 87,430
Turkish Airlines

Explore More Popular Flights

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

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to 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 based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.