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$246+ Cheap flights from Newark (EWR) to Sofia (SOF)

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.
EWR — SOF
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheapflights Tip: The best prices from Newark to Sofia are usually found in November or September, booked 39 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from Newark to Sofia

Cheapest flights from Newark to Sofia
Explore the most affordable flight options available from Newark to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:55 pmEWR - SOF
1 stop10h 55mAustrian Airlines
Wed 1/147:55 amSOF - EWR
1 stop13h 00mAustrian Airlines
Deal found 12/9$355
This CrystalTravel deal was found by Cheapflights users on 12/9. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:35 pmEWR - SOF
2 stops14h 40mSWISS
Wed 1/142:00 pmSOF - EWR
2 stops30h 55mSWISS
Deal found 12/9$422
This FlightHub deal was found by Cheapflights users on 12/9. 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 12/105:35 pmEWR - SOF
2 stops12h 40mLufthansa
Wed 12/172:00 pmSOF - EWR
1 stop12h 05mLufthansa
Deal found 12/9$506
This KAYAK deal was found by Cheapflights users on 12/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:35 pmEWR - SOF
2 stops13h 15mLufthansa
Tue 12/162:00 pmSOF - EWR
1 stop12h 05mLufthansa
Deal found 12/9$507
This KAYAK deal was found by Cheapflights users on 12/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:40 pmEWR - SOF
2 stops13h 35mSWISS
Mon 12/223:00 pmSOF - EWR
2 stops52h 30mSWISS
Deal found 12/9$523
This KAYAK deal was found by Cheapflights users on 12/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/98:50 pmEWR - SOF
1 stop18h 55mLufthansa
Tue 12/166:05 amSOF - EWR
1 stop20h 00mLufthansa
Deal found 12/9$541
This KAYAK deal was found by Cheapflights users on 12/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:40 pmEWR - SOF
2 stops32h 35mSWISS
Sun 12/2111:00 amSOF - EWR
2 stops56h 30mSWISS
Deal found 12/9$551

Find flight deals from Newark to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to Sofia (SOF). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$348
(Kiwi.com)

One-way from

$246
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$910
Provider with most accurate pricing for Newark-Sofia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Newark-Sofia flights.
Search Deals
From Newark to Sofia
Search Deals
One-way flight from Newark to Sofia
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($200 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Newark to Sofia 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 December 12, 2025.
Use the filters below to find and compare flights from Newark Airport to Sofia that are best for you.

Fly from

Newark

Fly to

Sofia

Route

Depart

Return

Price

NewarkSofia

EWR - SOF

EWRSOF

Newark

Tue 1/27

10:00 pm-6:20 pm

2 stops13h 20m

Sofia

Tue 2/3

7:55 am-1:55 pm

1 stop13h 00m

$370

NewarkSofia

EWR - SOF

EWRSOF

Newark

Tue 4/14

8:30 pm-11:10 pm

1 stop19h 40m

Sofia

Tue 4/28

1:15 pm-8:10 pm

1 stop13h 55m

$387

NewarkSofia

EWR - SOF

EWRSOF

Newark

Tue 4/14

3:07 pm-12:05 pm

2 stops13h 58m

Sofia

Tue 4/28

12:50 pm-6:45 pm

1 stop12h 55m

$400

NewarkSofia

EWR - SOF

EWRSOF

Newark

Sun 1/11

10:00 pm-6:20 pm

2 stops13h 20m

Sofia

Mon 1/26

3:00 pm-1:55 pm

1 stop29h 55m

$410

NewarkSofia

EWR - SOF

EWRSOF

Newark

Tue 1/27

10:00 pm-6:20 pm

2 stops13h 20m

Sofia

Tue 2/3

2:00 pm-12:00 pm

2 stops29h 00m

$414

NewarkSofia

EWR - SOF

EWRSOF

Newark

Thu 1/29

8:50 pm-10:45 pm

1 stop18h 55m

Sofia

Fri 2/6

7:55 am-1:55 pm

1 stop13h 00m

$443

NewarkSofia

EWR - SOF

EWRSOF

Newark

Wed 3/25

7:05 pm-6:00 pm

1 stop16h 55m

Sofia

Wed 4/1

6:20 am-7:09 pm

2 stops19h 49m

$446

NewarkSofia

EWR - SOF

EWRSOF

Newark

Sun 1/11

10:00 pm-6:20 pm

2 stops13h 20m

Sofia

Sun 1/18

7:55 am-2:15 pm

1 stop13h 20m

$449

NewarkSofia

EWR - SOF

EWRSOF

Newark

Fri 1/16

5:55 pm-3:30 pm

1 stop14h 35m

Sofia

Mon 1/26

6:45 pm-6:03 pm

2 stops30h 18m

$455

NewarkSofia

EWR - SOF

EWRSOF

Newark

Mon 5/11

8:00 pm-1:15 pm

2 stops34h 15m

Sofia

Mon 6/8

7:25 pm-6:45 pm

1 stop30h 20m

$456

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 20 results
1
2

Compare providers for flights from Newark to Sofia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Newark to Sofia in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Newark Airport-Sofia flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Newark Airport-Sofia flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Newark Airport-Sofia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Newark Airport-Sofia flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Newark Airport-Sofia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Newark to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Newark 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 Newark Airport to Sofia

How far ahead should I book a flight from Newark Airport to Sofia?

Use this chart to determine the optimal time to book a round-trip flight from Newark to Sofia. Price data was last updated on December 5, 2025.

The price you pay for your flight from Newark Airport to Sofia may vary depending on when you book. For the best chance of a lower fare, look to book 39 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, October is the cheapest month in which you can book a flight from Newark Airport to Sofia (average of $233). Flying from Newark Airport to Sofia in February is currently the most expensive (average of $635). 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 EWR to SOF?

Find hourly flight availability from Newark to Sofia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

When flying from Newark Airport to Sofia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 22% versus a flight in the afternoon.

Reviews of airlines servicing Sofia

Get insights into the airlines that provide service to Sofia. 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 Sofia. Reviews last updated December 12, 2025.
Peruse reviews from past customers who have flown with LOT, Austrian Airlines, and United Airlines from Newark Airport to Sofia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.6
Good
1,146 reviews

Boarding

7.6

Entertainment

6.9

Comfort

7.5

Crew

8.2

Overall

7.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Goh Hua Sheng,Dec 2025

WAW - KRK

even though it was only a one hour flight the cabin crew were polite and detail oriented
LOT
7.6
Good
1,146 reviews
LOT
7.6
Good
1,146 reviews

Boarding

7.6

Entertainment

6.9

Comfort

7.5

Crew

8.2

Overall

7.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Goh Hua Sheng,Dec 2025

WAW - KRK

even though it was only a one hour flight the cabin crew were polite and detail oriented
Austrian Airlines
7.6
Good
879 reviews
LOT
7.6
Good
1,146 reviews

Boarding

7.6

Entertainment

6.9

Comfort

7.5

Crew

8.2

Overall

7.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Goh Hua Sheng,Dec 2025

WAW - KRK

even though it was only a one hour flight the cabin crew were polite and detail oriented
United Airlines
7.4
Good
9,095 reviews
LOT
7.6
Good
1,146 reviews

Boarding

7.6

Entertainment

6.9

Comfort

7.5

Crew

8.2

Overall

7.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Goh Hua Sheng,Dec 2025

WAW - KRK

even though it was only a one hour flight the cabin crew were polite and detail oriented
Turkish Airlines
7.3
Good
4,089 reviews
LOT
7.6
Good
1,146 reviews

Boarding

7.6

Entertainment

6.9

Comfort

7.5

Crew

8.2

Overall

7.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Goh Hua Sheng,Dec 2025

WAW - KRK

even though it was only a one hour flight the cabin crew were polite and detail oriented
Lufthansa
6.8
Okay
7,626 reviews
LOT
7.6
Good
1,146 reviews

Boarding

7.6

Entertainment

6.9

Comfort

7.5

Crew

8.2

Overall

7.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Goh Hua Sheng,Dec 2025

WAW - KRK

even though it was only a one hour flight the cabin crew were polite and detail oriented

Related info for your journey

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

  • What airport do you fly into for flights to Sofia from Newark?

    Most people fly into Sofia (SOF) if they book a flight to Sofia from Newark. On average, Sofia has 0 inbound flights from Newark per day from 7 airlines. Sofia is conveniently located just 4.2 mi from Sofia’s city center.

  • How long is the flight from Newark Airport to Sofia?

    United Airlines and SWISS can get you from Newark Airport to Sofia in just under 13h 20m. Your travel time can differ by up to 38m. Newark Airport and Sofia are separated by a distance of 4721 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, British Airways ($356), Air France ($420), and United Airlines ($428) offers the cheapest pricing from Newark Airport to Sofia. These flights start at 52% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Newark Airport to Sofia one-way?

    $351 is the cheapest one-way deal found within the past few days, from Austrian Airlines. You may also be able to find cheap deals on Lufthansa and United Airlines, with prices starting from $379 and $473, respectively.

  • Where are the most common layover locations when flying from Newark Airport to Sofia?

    Newark Airport to Sofia flights have a layover in Frankfurt am Main most of the time.

  • What are some popular things to do or see while on a layover in Frankfurt am Main?

    Most Frankfurt am Main visitors opt to spend their time experiencing Römerberg, Festhalle, and Historisches Museum Frankfurt. Römerberg, Festhalle, and Historisches Museum Frankfurt can be accessed by traveling approximately 7.4 mi, 6.5 mi, and 7.3 mi, respectively from Frankfurt am Main. Those on a layover in Frankfurt am Main in need of a rental car can book one at Frankfurt am Main for about $42.

  • Where are the least popular layover locations for Newark Airport to Sofia flights?

    Flights departing from Newark Airport and landing in Sofia layover in Vienna least frequently.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Newark to Sofia 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 Newark Airport to Sofia?

    Currently, October is the cheapest month in which you can book a flight from Newark Airport to Sofia (average of $233). Flying from Newark Airport to Sofia in February is currently the most expensive (average of $635). 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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Alternative routes for Newark to Sofia

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Sofia flights
LaGuardia to Sofia flights
Stewart to Sofia flights

Top 7 airlines flying from Newark to Sofia

Discover the top 7 airlines that operate flights from Newark to Sofia. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$356Average$694FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$420Average$725FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$428Average$793FlexibilityNo cancel feeOn-time69%
LOTCheapest$437Average$654FlexibilityNo cancel feeOn-time81%
Austrian AirlinesCheapest$447Average$771FlexibilityNo cancel feeOn-time78%
LufthansaCheapest$463Average$819FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$575Average$818FlexibilityNo cancel feeOn-time77%

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