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$393+ Cheap flights from Sofia (SOF) to Singapore (SIN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — SIN
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Sofia to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Sofia (SOF) to Singapore (SIN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 30, 2025.

Round-trip from

$598
(KLM)

One-way from

$393
(Booking.com)

Popular in

December

Cheapest in

February

Average price

$883
From Sofia to Singapore Changi
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One-way flight from Sofia to Singapore Changi
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Sofia to Singapore

Cheapest flights from Sofia to Singapore
Explore the most affordable flight options available from Sofia to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This KLM deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/187:00 amSOF - SIN
1 stop27h 30mMultiple Airlines
Wed 10/110:30 pmSIN - SOF
2 stops25h 45mMultiple Airlines
Deal found 7/30$598
This Air France deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/187:00 amSOF - SIN
2 stops27h 30mAir France
Wed 10/110:30 pmSIN - SOF
2 stops25h 45mAir France
Deal found 7/30$618
This KLM deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/187:00 amSOF - SIN
1 stop27h 30mKLM
Wed 10/112:40 amSIN - SOF
1 stop18h 20mKLM
Deal found 7/29$657
This Booking.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/139:25 amSOF - SIN
2 stops27h 20mIndiGo
Sat 9/207:45 pmSIN - SOF
2 stops41h 50mIndiGo
Deal found 7/30$679
This Trip.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/133:35 pmSOF - SIN
1 stop21h 20mTurkish Airlines
Sat 9/2011:10 pmSIN - SOF
1 stop14h 25mTurkish Airlines
Deal found 7/30$902
This Austrian Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/186:55 pmSOF - SIN
2 stops19h 45mAustrian Airlines
Wed 10/18:50 pmSIN - SOF
2 stops23h 30mAustrian Airlines
Deal found 7/30$951
This Lufthansa deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/181:55 pmSOF - SIN
2 stops21h 45mLufthansa
Thu 10/211:25 pmSIN - SOF
2 stops18h 40mLufthansa
Deal found 7/29$1,037
This Lufthansa deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/114:00 pmSOF - SIN
1 stop20h 00mSWISS
Sat 12/2012:05 amSIN - SOF
1 stop16h 10mSWISS
Deal found 7/30$1,080
This FlightHub deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/303:25 pmSOF - SIN
1 stop18h 35mEmirates
Tue 8/59:00 pmSIN - SOF
1 stop22h 25mEmirates
Deal found 7/29$1,370
This Air Serbia deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/185:00 amSOF - SIN
2 stops23h 00mAir Serbia
Tue 9/303:10 amSIN - SOF
2 stops28h 45mAir Serbia
Deal found 7/30$1,478
This Singapore Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/186:00 amSOF - SIN
2 stops18h 55mSingapore Airlines
Tue 9/3012:05 amSIN - SOF
1 stop16h 55mSingapore Airlines
Deal found 7/30$1,641
This Qatar Airways deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/131:30 pmSOF - SIN
2 stops23h 00mQatar Airways
Wed 10/2910:15 amSIN - SOF
1 stop31h 10mQatar Airways
Deal found 7/30$2,202

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sofia to Singapore 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 2,558,603 searches. Data last updated July 30, 2025.
Use the filters below to find and compare flights from Sofia to Singapore that are best for you.

Fly from

Sofia

Fly to

Singapore

Route

Depart

Return

Price

SofiaSingapore

SOF - SIN

SOFSIN

Sofia

Thu 9/18

7:00 am-3:30 pm

1 stop27h 30m

Singapore Changi

Wed 10/1

10:30 pm-7:15 pm

2 stops25h 45m

$598

SofiaSingapore

SOF - SIN

SOFSIN

Sofia

Thu 9/18

7:00 am-3:30 pm

2 stops27h 30m

Singapore Changi

Wed 10/1

10:30 pm-7:15 pm

2 stops25h 45m

$618

SofiaSingapore

SOF - SIN

SOFSIN

Sofia

Thu 9/18

7:00 am-3:30 pm

1 stop27h 30m

Singapore Changi

Wed 10/1

12:40 am-2:00 pm

1 stop18h 20m

$657

SofiaSingapore

SOF - SIN

SOFSIN

Sofia

Sat 9/13

9:25 am-5:45 pm

2 stops27h 20m

Singapore Changi

Sat 9/20

7:45 pm-8:35 am

2 stops41h 50m

$679

SofiaSingapore

SOF - SIN

SOFSIN

Sofia

Sat 9/13

3:35 pm-5:55 pm

1 stop21h 20m

Singapore Changi

Sat 9/20

11:10 pm-8:35 am

1 stop14h 25m

$902

SofiaSingapore

SOF - SIN

SOFSIN

Sofia

Thu 9/18

6:55 pm-7:40 pm

2 stops19h 45m

Singapore Changi

Wed 10/1

8:50 pm-3:20 pm

2 stops23h 30m

$951

SofiaSingapore

SOF - SIN

SOFSIN

Sofia

Thu 9/18

1:55 pm-4:40 pm

2 stops21h 45m

Singapore Changi

Thu 10/2

11:25 pm-1:05 pm

2 stops18h 40m

$1,037

SofiaSingapore

SOF - SIN

SOFSIN

Sofia

Thu 12/11

4:00 pm-6:00 pm

1 stop20h 00m

Singapore Changi

Sat 12/20

12:05 am-10:15 am

1 stop16h 10m

$1,080

SofiaSingapore

SOF - SIN

SOFSIN

Sofia

Thu 9/18

5:00 am-9:00 am

2 stops23h 00m

Singapore Changi

Tue 9/30

3:10 am-2:55 am

2 stops28h 45m

$1,478

SofiaSingapore

SOF - SIN

SOFSIN

Sofia

Thu 9/18

6:00 am-5:55 am

2 stops18h 55m

Singapore Changi

Tue 9/30

12:05 am-12:00 pm

1 stop16h 55m

$1,641

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 14 results
1
2

Best time to book a flight from Sofia to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Sofia with our price prediction graph.
Estimated round-trip 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 Sofia to Singapore

What is the cheapest month to book a flight from Sofia to Singapore?

Currently, October is the cheapest month in which you can book a flight from Sofia to Singapore (average of $995). Flying from Sofia to Singapore in December is currently the most expensive (average of $1,679). 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 SOF to SIN?

Find hourly flight availability from Sofia to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

One of the essential ways to save on airfare from Sofia to Singapore is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 21% on airfare.

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated July 30, 2025.
See what other customers who have flown with Singapore Airlines, KLM, and Austrian Airlines from Sofia to Singapore have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,338 reviews

Overall

8.1

Crew

8.6

Food

7.7

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Singapore Airlines
8.1
Very good
1,338 reviews
Singapore Airlines
8.1
Very good
1,338 reviews

Overall

8.1

Crew

8.6

Food

7.7

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
KLM
7.8
Good
1,383 reviews
Singapore Airlines
8.1
Very good
1,338 reviews

Overall

8.1

Crew

8.6

Food

7.7

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Austrian Airlines
7.6
Good
823 reviews
Singapore Airlines
8.1
Very good
1,338 reviews

Overall

8.1

Crew

8.6

Food

7.7

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Air France
7.5
Good
1,465 reviews
Singapore Airlines
8.1
Very good
1,338 reviews

Overall

8.1

Crew

8.6

Food

7.7

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
SWISS
7.5
Good
1,686 reviews
Singapore Airlines
8.1
Very good
1,338 reviews

Overall

8.1

Crew

8.6

Food

7.7

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Related info for your journey

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

  • What are the cheapest airlines flying from Sofia to Singapore round-trip?

    Air France, at $618, was found to be the cheapest airline from Sofia to Singapore.Alternate airlines to your destination round-trip include KLM and IndiGo. You may be able to fly from Sofia to Singapore for 26% less than the average price by searching for these airlines.

  • Can I find deals for flights from Sofia to Singapore that include hotel bookings?

    Yes. In addition to deals on Sofia to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sofia to Singapore?

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

  • Can I find deals for business class flights from Sofia to Singapore?

    Yes. Cheapflights offers flight deals from Sofia to Singapore 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 Sofia to Singapore?

    Currently, October is the cheapest month in which you can book a flight from Sofia to Singapore (average of $995). Flying from Sofia to Singapore in December is currently the most expensive (average of $1,679). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Sofia to Singapore

Discover the top 4 airlines that operate flights from Sofia to Singapore. 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 2,558,603 searches. Data last updated July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
IndiGoCheapest$551Average$783FlexibilityNo cancel feeOn-time80%
Air FranceCheapest$555Average$626FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$815Average$885FlexibilityNo cancel feeOn-time68%
Turkish AirlinesCheapest$826Average$877FlexibilityNo cancel feeOn-time77%

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