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Sofia

$753+ Cheap flights from Houston to Sofia (SOF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SOF
Jun 11 — Jun 181
Thu 6/11
Thu 6/18
1 adult, Economy
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Cheap flight deals from Houston to Sofia

Cheapest flights from Houston to Sofia
Explore the most affordable flight options available from Houston to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 12, 2026.

This FlightHub deal was found by Cheapflights users on 5/12. 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.
Thu 8/279:10 pm
IAH
-
SOF
1 stop15h 05m
Turkish Airlines
Thu 9/103:50 pm
SOF
-
IAH
1 stop28h 55m
Turkish Airlines
Deal found 5/12$753
This FlightHub deal was found by Cheapflights users on 5/12. 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.
Tue 8/259:10 pm
IAH
-
SOF
1 stop33h 50m
Turkish Airlines
Wed 9/99:05 pm
SOF
-
IAH
1 stop30h 10m
Turkish Airlines
Deal found 5/12$754
This oojo deal was found by Cheapflights users on 5/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/122:30 pm
IAH
-
SOF
1 stop21h 45m
Turkish Airlines
Wed 10/213:50 pm
SOF
-
IAH
1 stop35h 25m
Turkish Airlines
Deal found 5/8$759
This FlightHub deal was found by Cheapflights users on 5/12. 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.
Tue 9/19:10 pm
IAH
-
SOF
1 stop33h 50m
Turkish Airlines
Mon 9/143:50 pm
SOF
-
IAH
1 stop35h 25m
Turkish Airlines
Deal found 5/12$790
This FlightHub deal was found by Cheapflights users on 5/12. 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.
Tue 9/19:10 pm
IAH
-
SOF
1 stop33h 50m
Turkish Airlines
Mon 9/219:35 am
SOF
-
IAH
1 stop17h 40m
Turkish Airlines
Deal found 5/12$791
This FlightHub deal was found by Cheapflights users on 5/12. 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 9/169:10 pm
IAH
-
SOF
1 stop27h 35m
Turkish Airlines
Tue 9/299:35 am
SOF
-
IAH
1 stop17h 40m
Turkish Airlines
Deal found 5/12$796
This United Airlines deal was found by Cheapflights users on 5/11. 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 8/164:40 pm
IAH
-
SOF
1 stop22h 35m
United Airlines
Mon 8/2412:55 pm
SOF
-
IAH
1 stop35h 35m
United Airlines
Deal found 5/11$798
This Mytrip deal was found by Cheapflights users on 5/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1912:00 pm
IAH
-
SOF
2 stops16h 10m
Multiple Airlines
Tue 10/276:10 am
SOF
-
IAH
1 stop16h 00m
Multiple Airlines
Deal found 5/9$820
This CheapOair deal was found by Cheapflights users on 5/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:45 am
IAH
-
SOF
2 stops21h 25m
Multiple Airlines
Mon 8/247:00 pm
SOF
-
IAH
2 stops30h 19m
Multiple Airlines
Deal found 5/12$825
This FlightHub deal was found by Cheapflights users on 5/12. 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.
Tue 8/255:06 pm
IAH
-
SOF
2 stops17h 34m
Lufthansa
Wed 9/96:20 am
SOF
-
IAH
1 stop15h 15m
Lufthansa
Deal found 5/12$834
This KLM deal was found by Cheapflights users on 5/8. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/121:00 pm
HOU
-
SOF
2 stops17h 00m
KLM
Wed 10/217:00 am
SOF
-
HOU
2 stops22h 43m
KLM
Deal found 5/8$847
This KLM deal was found by Cheapflights users on 5/12. 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.
Wed 9/231:00 pm
HOU
-
SOF
2 stops17h 00m
KLM
Wed 10/77:00 am
SOF
-
HOU
2 stops22h 43m
KLM
Deal found 5/12$1,056

Find flight deals from Houston to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) 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 May 12, 2026.

Round-trip from

$753
(FlightHub)

Popular in

May

Cheapest in

October

Average price

$1,267
From Houston to Sofia
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($164 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston 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 May 12, 2026.
Use the filters below to find and compare flights from Houston to Sofia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 8/16

4:40 pm-11:15 pm

1 stop22h 35m

Sofia

Mon 8/24

12:55 pm-4:30 pm

1 stop35h 35m

$798

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 10/12

4:40 pm-11:15 pm

1 stop22h 35m

Sofia

Wed 10/21

6:20 am-7:52 pm

2 stops21h 32m

$835

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 9/27

4:40 pm-11:15 pm

1 stop22h 35m

Sofia

Thu 10/15

6:30 am-7:52 pm

2 stops21h 22m

$879

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 9/23

4:40 pm-11:15 pm

1 stop22h 35m

Sofia

Wed 10/14

6:20 am-7:52 pm

2 stops21h 32m

$879

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 9/27

6:45 am-12:10 pm

2 stops21h 25m

Sofia

Fri 10/16

6:10 am-4:40 pm

1 stop18h 30m

$880

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 9/21

3:35 pm-6:00 pm

1 stop18h 25m

Sofia

Wed 10/14

6:20 am-5:50 pm

1 stop19h 30m

$888
Quickest round-trip

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 8/27

6:40 pm-6:25 pm

2 stops15h 45m

Sofia

Thu 9/10

2:10 pm-12:22 am

2 stops18h 12m

$896

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 9/21

10:57 am-12:10 pm

2 stops17h 13m

Sofia

Mon 10/12

2:20 pm-1:35 pm

1 stop31h 15m

$900

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Wed 9/23

1:00 pm-2:00 pm

2 stops17h 00m

Sofia

Wed 10/7

7:00 am-9:43 pm

2 stops22h 43m

$1,056

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Sun 7/19

4:14 pm-7:20 pm

2 stops19h 06m

Sofia

Sun 8/16

9:05 pm-7:51 pm

2 stops30h 46m

$1,179

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/8

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Houston to Sofia

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

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

Currently, October is the cheapest month in which you can book a flight from Houston to Sofia (average of $572). Flying from Houston to Sofia in June is currently the most expensive (average of $952). 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.

How much does it cost to fly round-trip from Houston 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 May 12, 2026.
Get a feel of what it's like to fly with Turkish Airlines,United Airlines, andLufthansa from Houston to Sofia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Turkish Airlines
7.4
Good
4,362 reviews

Boarding

7.3

Comfort

7.3

Overall

7.4

Food

7.5

Crew

7.8

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,May 2026

DEN - IST

The seat assignments that were booked well in advance and paid extra for were all changed and incorrect. This includes the bassinet we requested at time of booking being unavailable and the row we selected not being in the bassinet aisle.
Turkish Airlines
7.4
Good
4,362 reviews
Turkish Airlines
7.4
Good
4,362 reviews

Boarding

7.3

Comfort

7.3

Overall

7.4

Food

7.5

Crew

7.8

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,May 2026

DEN - IST

The seat assignments that were booked well in advance and paid extra for were all changed and incorrect. This includes the bassinet we requested at time of booking being unavailable and the row we selected not being in the bassinet aisle.
United Airlines
7.4
Good
9,701 reviews
Turkish Airlines
7.4
Good
4,362 reviews

Boarding

7.3

Comfort

7.3

Overall

7.4

Food

7.5

Crew

7.8

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,May 2026

DEN - IST

The seat assignments that were booked well in advance and paid extra for were all changed and incorrect. This includes the bassinet we requested at time of booking being unavailable and the row we selected not being in the bassinet aisle.
Lufthansa
6.8
Okay
7,993 reviews
Turkish Airlines
7.4
Good
4,362 reviews

Boarding

7.3

Comfort

7.3

Overall

7.4

Food

7.5

Crew

7.8

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,May 2026

DEN - IST

The seat assignments that were booked well in advance and paid extra for were all changed and incorrect. This includes the bassinet we requested at time of booking being unavailable and the row we selected not being in the bassinet aisle.

Related info for your journey

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

    If you book a flight to Sofia from Houston, you will be flying to Sofia, which is the city’s only airport. Sofia (SOF) is located 4.2 mi from the center of Sofia. There are 0 flights from Houston to Sofia per day from 3 different airlines.

  • How long is the flight from Houston to Sofia?

    Airlines like United Airlines, KLM, and British Airways fly from Houston to Sofia in about 17h. The time it takes to get you to your destination can typically vary by up to 5h 35m. The distance from Houston to Sofia is about 6100 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 Houston to Sofia round-trip?

    Flying on Turkish Airlines is currently your cheapest option to Sofia, with prices starting at $596. Additional round-trip tickets that might be worth considering are offered by Lufthansa and United Airlines, with the lowest prices starting at $606 and $681, respectively. Turkish Airlines is currently priced 34% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Houston to Sofia (average of $572). Flying from Houston to Sofia in June is currently the most expensive (average of $952). 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.

Alternative routes for Houston to Sofia

See prices for flight routes from nearby airports that may be better suited for you.
Austin to Sofia flights

Top 3 airlines flying from Houston to Sofia

Discover the top 3 airlines that operate flights from Houston 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 May 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$596Average$839FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$606Average$1,045FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$681Average$1,019FlexibilityNo cancel feeOn-time69%

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