Bulgaria

$322+ Cheap flights from Houston to Bulgaria

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 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SOF
Mar 3 — Mar 101
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Cheap flight deals from Houston to Bulgaria

Cheapest flights from Houston to Bulgaria
Explore the most affordable flight options available from Houston to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 1, 2026.

This oojo deal was found by Cheapflights users on 1/30. 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 2/99:05 pm
IAH
-
SOF
1 stop15h 45m
Turkish Airlines
Wed 2/189:40 pm
SOF
-
IAH
1 stop29h 30m
Turkish Airlines
Deal found 1/30$602
This oojo deal was found by Cheapflights users on 1/28. 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.
Tue 8/47:10 am
IAH
-
SOF
2 stops29h 20m
British Airways
Mon 9/148:10 pm
SOF
-
IAH
1 stop25h 15m
British Airways
Deal found 1/28$608
This oojo deal was found by Cheapflights users on 1/29. 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.
Tue 8/44:15 pm
HOU
-
SOF
2 stops20h 15m
British Airways
Mon 9/148:10 pm
SOF
-
HOU
2 stops31h 51m
British Airways
Deal found 1/29$612
This CheapOair deal was found by Cheapflights users on 1/31. 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.
Mon 2/239:05 pm
IAH
-
SOF
1 stop27h 40m
Turkish Airlines
Mon 3/234:00 pm
SOF
-
IAH
1 stop35h 10m
Turkish Airlines
Deal found 1/31$625
This oojo deal was found by Cheapflights users on 1/29. 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.
Sat 8/17:51 pm
IAH
-
SOF
2 stops39h 29m
British Airways
Mon 8/318:10 pm
SOF
-
IAH
1 stop31h 05m
British Airways
Deal found 1/29$650
This FlightHub deal was found by Cheapflights users on 1/30. 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.
Sun 8/169:05 pm
IAH
-
SOF
1 stop33h 55m
Turkish Airlines
Sun 9/203:50 pm
SOF
-
IAH
1 stop35h 20m
Turkish Airlines
Deal found 1/30$657
This Expedia deal was found by Cheapflights users on 1/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/18:15 pm
IAH
-
SOF
2 stops33h 20m
Multiple Airlines
Mon 8/316:55 pm
SOF
-
IAH
2 stops31h 53m
Multiple Airlines
Deal found 1/29$659
This oojo deal was found by Cheapflights users on 1/30. 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.
Sun 8/161:14 pm
IAH
-
SOF
2 stops22h 06m
British Airways
Sun 9/209:05 pm
SOF
-
IAH
1 stop24h 20m
British Airways
Deal found 1/30$669
This oojo deal was found by Cheapflights users on 1/30. 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.
Sun 8/164:20 pm
HOU
-
SOF
2 stops19h 00m
British Airways
Sun 9/209:05 pm
SOF
-
HOU
2 stops34h 36m
British Airways
Deal found 1/30$672
This oojo deal was found by Cheapflights users on 1/29. 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.
Sat 8/19:05 pm
IAH
-
SOF
1 stop15h 10m
Turkish Airlines
Mon 8/319:05 pm
SOF
-
IAH
1 stop30h 05m
Turkish Airlines
Deal found 1/29$677
This oojo deal was found by Cheapflights users on 1/31. 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.
Tue 5/194:19 pm
HOU
-
SOF
2 stops20h 11m
British Airways
Wed 5/279:25 pm
SOF
-
HOU
2 stops30h 27m
British Airways
Deal found 1/31$5,826

Find flight deals from Houston to Bulgaria

Keep the following information in mind while searching for Houston to Bulgaria flight deals. Data was last updated February 1, 2026.

Round-trip from

$602
(oojo)

One-way from

$322
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$667
From Houston to Bulgaria
One-way flight from Houston to Bulgaria
Highest demand for flights based on searches. 28% potential increase in price ($364 potential increase over avg. RT price).
Cheapest flight prices on average. 6% potential price decrease ($56 potential savings vs. average RT price).
Average for round-trip flights in February 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Bulgaria 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 February 1, 2026.
Use the filters below to find and compare flights from Houston to Bulgaria that are best for you.

Fly from

Houston

Fly to

Bulgaria

Route

Depart

Return

Price

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 2/22

9:05 pm-8:50 pm

1 stop15h 45m

Sofia

Mon 3/16

9:35 am-8:10 pm

1 stop17h 35m

$602

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 2/19

9:05 pm-8:50 pm

1 stop15h 45m

Sofia

Mon 2/23

4:00 pm-7:10 pm

1 stop35h 10m

$602

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 2/23

9:05 pm-8:45 am

1 stop27h 40m

Sofia

Mon 3/23

4:00 pm-8:10 pm

1 stop35h 10m

$625

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 3/18

5:50 pm-6:20 pm

1 stop17h 30m

Sofia

Sun 3/22

7:55 am-12:30 am

2 stops23h 35m

$694

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 2/23

12:10 pm-1:15 pm

2 stops17h 05m

Sofia

Mon 3/23

6:45 pm-3:10 pm

1 stop27h 25m

$707

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 2/22

6:31 am-4:20 pm

2 stops25h 49m

Sofia

Mon 3/16

5:25 pm-3:05 pm

1 stop28h 40m

$707

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 3/18

10:05 pm-8:50 pm

1 stop15h 45m

Sofia

Sun 3/22

9:40 pm-8:10 pm

1 stop29h 30m

$709

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Tue 5/19

4:19 pm-8:30 pm

2 stops20h 11m

Sofia

Wed 5/27

9:25 pm-7:52 pm

2 stops30h 27m

$5,826

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 3/16

4:30 pm-7:35 pm

2 stops20h 05m

$322

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 2/15

8:18 pm-10:25 am

3 stops54h 07m

$326

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/30

Showing 1-10 of 17 results
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Best time to book a flight from Houston to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria 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 Bulgaria

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

Currently, October is the cheapest month in which you can book a flight from Houston to Bulgaria (average of $586). Flying from Houston to Bulgaria in June is currently the most expensive (average of $1,000). 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.

Reviews of airlines servicing Bulgaria

Get insights into the airlines that provide service to Bulgaria. 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 Bulgaria. Reviews last updated February 1, 2026.
Read reviews from past customers who have flown United Airlines, Turkish Airlines, and Lufthansa from Houston to Bulgaria. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Comfort

7.3

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Houston to Bulgaria. 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 Houston to Bulgaria?

    A quick flight from Houston to Bulgaria can take about 15h 45m. Turkish Airlines provides one of the quickest options available for as low as $602. The distance between Houston and Bulgaria is about 6085 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Houston to Bulgaria (average of $586). Flying from Houston to Bulgaria in June is currently the most expensive (average of $1,000). 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 Houston to Bulgaria

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Houston to Bulgaria

Discover the top 3 airlines that operate flights from Houston to Bulgaria. 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 February 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$598Average$785FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$599Average$1,020FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$755Average$1,035FlexibilityNo cancel feeOn-time69%

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