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Sofia

$531+ Cheap flights from Raleigh (RDU) 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SOF
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Raleigh to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) 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 September 11, 2025.

Round-trip from

$557
(Cheapflightsfares)

One-way from

$531
(Trip.com)

Popular in

June

Cheapest in

November

Average price

$843
From Raleigh-Durham to Sofia
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One-way flight from Raleigh-Durham to Sofia
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Highest demand for flights based on searches. 23% potential increase in price ($283 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Raleigh to Sofia

Cheapest flights from Raleigh to Sofia
Explore the most affordable flight options available from Raleigh to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/183:15 pmRDU - SOF
2 stops20h 05mLufthansa
Tue 11/256:00 amSOF - RDU
2 stops22h 23mLufthansa
Deal found 9/10$557
This Mytrip deal was found by Cheapflights users on 9/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/269:09 amRDU - SOF
3 stops27h 11mMultiple Airlines
Sun 11/211:00 amSOF - RDU
2 stops28h 14mMultiple Airlines
Deal found 9/11$559
This Air Canada deal was found by Cheapflights users on 9/10. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/181:45 pmRDU - SOF
2 stops21h 30mAir Canada
Tue 11/256:00 amSOF - RDU
3 stops22h 23mAir Canada
Deal found 9/10$562
This Air France deal was found by Cheapflights users on 9/10. 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.
Wed 11/196:55 pmRDU - SOF
1 stop12h 10mAir France
Tue 11/257:10 amSOF - RDU
2 stops19h 17mAir France
Deal found 9/10$575
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/264:49 pmRDU - SOF
2 stops23h 56mUnited Airlines
Sun 11/25:10 amSOF - RDU
2 stops46h 13mUnited Airlines
Deal found 9/11$612
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/133:40 pmRDU - SOF
1 stop19h 10mUnited Airlines
Sat 10/256:15 amSOF - RDU
2 stops24h 37mUnited Airlines
Deal found 9/10$680
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/219:30 amRDU - SOF
2 stops30h 15mUnited Airlines
Mon 12/12:20 pmSOF - RDU
2 stops38h 03mUnited Airlines
Deal found 9/11$703
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/133:40 pmRDU - SOF
1 stop12h 35mLufthansa
Sat 10/256:15 amSOF - RDU
1 stop14h 30mLufthansa
Deal found 9/10$754
This oojo deal was found by Cheapflights users on 9/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:30 pmRDU - SOF
2 stops35h 30mBritish Airways
Mon 12/15:25 pmSOF - RDU
1 stop31h 20mBritish Airways
Deal found 9/9$832

Cheapflights Fare Finder

 
Customize your flight search to find flights from Raleigh 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 September 11, 2025.
Use the filters below to find and compare flights from Raleigh to Sofia that are best for you.

Fly from

Raleigh

Fly to

Sofia

Route

Depart

Return

Price

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Tue 11/18

3:15 pm-6:20 pm

2 stops20h 05m

Sofia

Tue 11/25

6:00 am-9:23 pm

2 stops22h 23m

$557

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Wed 11/19

4:49 pm-6:20 pm

2 stops18h 31m

Sofia

Tue 11/25

6:00 am-9:23 pm

2 stops22h 23m

$557

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Sun 10/26

9:09 am-6:20 pm

3 stops27h 11m

Sofia

Sun 11/2

11:00 am-8:14 am

2 stops28h 14m

$559

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Tue 11/18

1:45 pm-6:15 pm

2 stops21h 30m

Sofia

Tue 11/25

6:00 am-9:23 pm

3 stops22h 23m

$562

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Wed 11/19

3:15 pm-3:15 pm

2 stops17h 00m

Sofia

Tue 11/25

6:00 am-9:23 pm

3 stops22h 23m

$562

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Tue 11/18

1:45 pm-1:45 pm

2 stops17h 00m

Sofia

Tue 11/25

2:15 pm-9:23 pm

2 stops38h 08m

$562

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Wed 11/19

6:55 pm-2:05 pm

1 stop12h 10m

Sofia

Tue 11/25

7:10 am-7:27 pm

2 stops19h 17m

$575

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Sun 10/26

4:49 pm-10:45 pm

2 stops23h 56m

Sofia

Sun 11/2

5:10 am-9:23 pm

2 stops46h 13m

$612

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Wed 10/1

2:33 pm-1:30 pm

2 stops39h 57m

$531

RaleighSofia

RDU - SOF

RDUSOF

Raleigh-Durham

Wed 10/1

6:20 pm-2:00 pm

1 stop12h 40m

$672

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Best time to book a flight from Raleigh to Sofia

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

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

Currently, November is the cheapest month in which you can book a flight from Raleigh to Sofia (average of $632). Flying from Raleigh to Sofia in June is currently the most expensive (average of $1,185). 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 RDU to SOF?

Find hourly flight availability from Raleigh 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 September 11, 2025.

It’s typically best to fly out from Raleigh to Sofia in the evening. Doing so could potentially save you 33% on the flight price compared to flying in the morning, which is usually more expensive.

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 September 11, 2025.
See what other customers who have flown with United Airlines, Turkish Airlines, and Lufthansa from Raleigh to Sofia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Turkish Airlines
7.3
Good
3,968 reviews
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Lufthansa
6.8
Okay
7,409 reviews
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

  • How long is the flight from Raleigh to Sofia?

    Lufthansa can get you from Raleigh to Sofia in just under 20h 05m. Your travel time can differ by up to . There are 5126 mi between Raleigh and Sofia.

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

    According to our current data, United Airlines ($666), Lufthansa ($677), and Turkish Airlines ($769) offers the cheapest pricing from Raleigh to Sofia. Users have found that United Airlines is 27% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Raleigh to Sofia (average of $632). Flying from Raleigh to Sofia in June is currently the most expensive (average of $1,185). 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

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Alternative routes for Raleigh to Sofia

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to Sofia flights
Myrtle Beach to Sofia flights
Norfolk to Sofia flights

Top 3 airlines flying from Raleigh to Sofia

Discover the top 3 airlines that operate flights from Raleigh 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$666Average$923FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$677Average$972FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$769Average$1,378FlexibilityNo cancel feeOn-time77%

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