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Sofia

$493+ Cheap flights from Irving, TX 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 5/25. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — SOF
Jan 7 — Jan 141
Wed 1/7
Wed 1/14
1 adult, Economy
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Cheapflights Tip: The best prices from Irving to Sofia are usually found in September or April, booked 39 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from Irving to Sofia

Cheapest flights from Irving to Sofia
Explore the most affordable flight options available from Irving to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 8, 2025.

This FlightHub deal was found by Cheapflights users on 12/7. 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.
Mon 12/293:59 pmDFW - SOF
2 stops22h 46mMultiple Airlines
Mon 1/123:00 pmSOF - DFW
2 stops39h 59mMultiple Airlines
Deal found 12/7$792
This United Airlines deal was found by Cheapflights users on 12/8. 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.
Tue 12/302:37 pmDFW - SOF
2 stops14h 38mUnited Airlines
Tue 1/132:00 pmSOF - DFW
2 stops17h 59mUnited Airlines
Deal found 12/8$796
This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
Mon 12/293:59 pmDFW - SOF
2 stops22h 46mLufthansa
Mon 1/126:10 amSOF - DFW
1 stop16h 15mLufthansa
Deal found 12/7$870
This Ovago deal was found by Cheapflights users on 12/8. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:15 pmDFW - SOF
1 stop13h 30mLufthansa
Tue 1/132:00 pmSOF - DFW
2 stops36h 21mLufthansa
Deal found 12/8$940
This United Airlines deal was found by Cheapflights users on 12/6. 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 12/286:15 pmDFW - SOF
2 stops20h 30mUnited Airlines
Sun 1/112:25 pmSOF - DFW
2 stops40h 48mUnited Airlines
Deal found 12/6$949
This Mytrip deal was found by Cheapflights users on 12/8. 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.
Tue 12/306:38 amDFW - SOF
2 stops24h 52mMultiple Airlines
Tue 1/133:45 pmSOF - DFW
3 stops40h 13mMultiple Airlines
Deal found 12/8$971
This Mytrip deal was found by Cheapflights users on 12/6. 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.
Wed 12/105:45 amDFW - SOF
3 stops29h 25mMultiple Airlines
Fri 1/304:50 pmSOF - DFW
3 stops39h 08mMultiple Airlines
Deal found 12/6$972
This Kiwi.com deal was found by Cheapflights users on 12/6. 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.
Tue 12/91:55 pmDFW - SOF
1 stop24h 50mMultiple Airlines
Thu 1/298:25 pmSOF - DFW
2 stops34h 24mMultiple Airlines
Deal found 12/6$973
This Mytrip deal was found by Cheapflights users on 12/6. 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.
Tue 12/910:31 amDFW - SOF
3 stops30h 59mMultiple Airlines
Fri 1/304:50 pmSOF - DFW
3 stops39h 08mMultiple Airlines
Deal found 12/6$1,016

Find flight deals from Irving to Sofia

Keep the following information in mind while searching for Irving to Sofia flight deals. Data was last updated December 8, 2025.

Round-trip from

$511
(Mytrip)

One-way from

$493
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,401
From Irving to Sofia
Search Deals
One-way flight from Irving to Sofia
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($95 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($50 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Irving 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 8, 2025.
Use the filters below to find and compare flights from Irving to Sofia that are best for you.

Fly from

Irving

Fly to

Sofia

Route

Depart

Return

Price

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Wed 1/28

1:40 pm-6:20 pm

2 stops20h 40m

Sofia

Wed 2/11

6:45 pm-7:15 pm

2 stops32h 30m

$531

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Tue 1/27

5:45 am-6:20 pm

3 stops28h 35m

Sofia

Tue 2/10

7:55 am-7:34 pm

2 stops19h 39m

$539

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Tue 3/10

4:14 pm-8:50 pm

2 stops21h 36m

Sofia

Tue 3/24

4:00 pm-3:48 pm

2 stops30h 48m

$568

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Thu 1/22

7:00 am-8:45 am

2 stops17h 45m

Sofia

Thu 1/29

9:35 am-10:59 pm

2 stops21h 24m

$569

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Thu 1/22

8:35 pm-8:50 pm

1 stop16h 15m

Sofia

Thu 1/29

9:40 pm-11:05 pm

2 stops33h 25m

$574

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Wed 1/28

8:25 pm-8:45 am

1 stop28h 20m

Sofia

Wed 2/11

9:35 am-10:59 pm

2 stops21h 24m

$575

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Thu 1/29

7:00 am-8:45 am

2 stops17h 45m

Sofia

Thu 2/12

9:40 pm-6:40 pm

1 stop29h 00m

$589

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Tue 4/7

7:00 am-8:45 am

2 stops17h 45m

Sofia

Tue 4/21

9:35 am-12:45 pm

1 stop35h 10m

$589

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Mon 1/12

8:35 pm-3:10 pm

1 stop34h 35m

Sofia

Sun 1/25

9:40 pm-1:00 pm

1 stop23h 20m

$592

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Mon 5/25

4:50 pm-11:10 am

3 stops34h 20m

$493

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

Showing 1-10 of 16 results
1
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Best time to book a flight from Irving to Sofia

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

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

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

To ensure you get the cheapest price possible for a flight from Irving to Sofia, you should look to book at least 39 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Irving to Sofia (average of $509). Flying from Irving to Sofia in June is currently the most expensive (average of $930). 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 1RV to SOF?

Find hourly flight availability from Irving 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 8, 2025.

It’s optimal to fly from Irving to Sofia at noon. By choosing this option you can save up to 45% on the cost of your flight, compared to a flight in the morning.

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 8, 2025.
Peruse reviews from past customers who have flown with United Airlines, Turkish Airlines, and Lufthansa from Irving 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.
United Airlines
7.4
Good
9,084 reviews

Overall

7.4

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,084 reviews
United Airlines
7.4
Good
9,084 reviews

Overall

7.4

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Turkish Airlines
7.3
Good
4,084 reviews
United Airlines
7.4
Good
9,084 reviews

Overall

7.4

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Lufthansa
6.8
Okay
7,618 reviews
United Airlines
7.4
Good
9,084 reviews

Overall

7.4

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

Find useful and relevant information for your journey from Irving 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 Irving?

    Located just 4.2 mi from the city center, Sofia is the airport most travelers will use when flying to Sofia from Irving. Booking flights from Irving to Sofia (SOF) should be relatively easy as there are 0 daily inbound flights from Irving from 3 different airlines.

  • How long is the flight from Irving to Sofia?

    There are many flights that can get you from Irving to Sofia in 21h 36m. Fly via Turkish Airlines to get the fastest option. There are 5994 mi between Irving and Sofia.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Irving to Sofia (average of $509). Flying from Irving to Sofia in June is currently the most expensive (average of $930). 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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Top 3 airlines flying from Irving to Sofia

Discover the top 3 airlines that operate flights from Irving 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 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$597Average$919FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$632Average$1,167FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$730Average$1,077FlexibilityNo cancel feeOn-time69%

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