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$211+ 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — SOF
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap flight deals from Irving to Sofia

Keep the following information in mind while searching for Irving to Sofia flight deals. Data was last updated January 8, 2026.

Round-trip from

$485
(KAYAK)

One-way from

$211
(oojo)

Popular in

December

Cheapest in

September

Average price

$687
From Irving to Sofia
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One-way flight from Irving to Sofia
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Highest demand for flights based on searches. 5% potential increase in price ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($52 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find 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 January 8, 2026.

This KAYAK deal was found by Cheapflights users on 1/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/249:15 pmDFW - SOF
1 stop14h 55mBritish Airways
Wed 3/119:00 pmSOF - DFW
1 stop30h 10mBritish Airways
Deal found 1/6$485
This oojo deal was found by Cheapflights users on 1/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:52 pmDFW - SOF
2 stops35h 33mBritish Airways
Wed 4/229:30 pmSOF - DFW
2 stops28h 11mBritish Airways
Deal found 1/7$488
This KAYAK deal was found by Cheapflights users on 1/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/2212:21 pmDFW - SOF
2 stops19h 59mBritish Airways
Mon 3/165:25 pmSOF - DFW
1 stop33h 45mBritish Airways
Deal found 1/6$490
This oojo deal was found by Cheapflights users on 1/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/29:15 pmDFW - SOF
2 stops38h 55mBritish Airways
Mon 3/165:25 pmSOF - DFW
2 stops31h 33mBritish Airways
Deal found 1/7$493
This KAYAK deal was found by Cheapflights users on 1/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/249:15 pmDFW - SOF
1 stop14h 55mBritish Airways
Wed 3/189:00 pmSOF - DFW
2 stops41h 31mBritish Airways
Deal found 1/6$495
This Air France deal was found by Cheapflights users on 1/6. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/244:00 pmDFW - SOF
1 stop13h 55mMultiple Airlines
Tue 3/107:00 amSOF - DFW
2 stops21h 36mMultiple Airlines
Deal found 1/6$497
This KAYAK deal was found by Cheapflights users on 1/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/227:00 amDFW - SOF
2 stops25h 20mBritish Airways
Wed 3/119:00 pmSOF - DFW
2 stops31h 09mBritish Airways
Deal found 1/6$500
This Air France deal was found by Cheapflights users on 1/6. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2511:36 amDFW - SOF
2 stops18h 29mMultiple Airlines
Tue 3/107:00 amSOF - DFW
2 stops20h 59mMultiple Airlines
Deal found 1/6$501
This KAYAK deal was found by Cheapflights users on 1/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/239:08 pmDFW - SOF
2 stops39h 02mBritish Airways
Wed 3/189:00 pmSOF - DFW
2 stops27h 58mBritish Airways
Deal found 1/6$505
This Gotogate deal was found by Cheapflights users on 1/8. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:05 amDFW - SOF
2 stops21h 05mMultiple Airlines
Fri 4/246:20 amSOF - DFW
2 stops22h 35mMultiple Airlines
Deal found 1/8$509
This oojo deal was found by Cheapflights users on 1/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/113:45 pmDFW - SOF
2 stops44h 45mBritish Airways
Mon 5/258:10 pmSOF - DFW
1 stop28h 55mBritish Airways
Deal found 1/7$515

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 January 8, 2026.
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 4/8

8:49 am-1:25 pm

2 stops44h 36m

Sofia

Wed 4/22

9:30 pm-5:05 pm

1 stop27h 35m

$485

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Tue 2/24

12:30 pm-8:10 pm

2 stops23h 40m

Sofia

Mon 3/16

5:25 pm-8:10 pm

2 stops33h 45m

$500

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Mon 4/20

7:05 am-12:10 pm

2 stops21h 05m

Sofia

Fri 4/24

6:20 am-2:15 pm

1 stop15h 55m

$501

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Mon 2/23

9:08 pm-8:10 pm

2 stops39h 02m

Sofia

Mon 3/16

5:25 pm-8:10 pm

1 stop33h 45m

$501

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Sun 2/22

10:15 am-4:20 pm

2 stops22h 05m

Sofia

Sun 3/1

2:30 pm-7:10 pm

1 stop36h 40m

$535

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Tue 2/17

9:15 pm-8:10 pm

1 stop14h 55m

Sofia

Sat 2/28

12:05 pm-7:49 pm

2 stops39h 44m

$541

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Tue 2/24

9:15 pm-8:10 pm

1 stop14h 55m

Sofia

Sun 3/15

2:30 pm-8:10 pm

2 stops36h 40m

$545

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Fri 2/27

11:36 am-1:55 pm

2 stops18h 19m

Sofia

Fri 3/13

7:00 am-10:06 pm

2 stops22h 06m

$551

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Fri 2/6

11:58 am-1:55 pm

2 stops17h 57m

Sofia

Fri 2/20

7:00 am-9:55 pm

2 stops22h 55m

$551

DallasSofia

DFW - SOF

DFWSOF

Dallas/Fort Worth

Wed 4/29

4:05 pm-1:25 pm

2 stops37h 20m

$211

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Showing 1-10 of 18 results
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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 January 2, 2026.

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.

How much does it cost to fly round-trip from Irving to Sofia?

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 January 8, 2026.
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
9,142 reviews

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
9,142 reviews
United Airlines
7.4
Good
9,142 reviews

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
Turkish Airlines
7.3
Good
4,154 reviews
United Airlines
7.4
Good
9,142 reviews

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
Lufthansa
6.8
Okay
7,698 reviews
United Airlines
7.4
Good
9,142 reviews

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

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 44h 36m. Fly via British Airways 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.

See more FAQs

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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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$597Average$1,032FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$638Average$1,167FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$722Average$1,077FlexibilityNo cancel feeOn-time69%

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