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Bulgaria

$572+ Cheap flights from Houston to Bulgaria

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SOF
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Houston to Bulgaria

Keep the following information in mind while searching for Houston to Bulgaria flight deals. Data was last updated July 31, 2025.

Round-trip from

$572
(FlightHub)

Popular in

June

Cheapest in

February

Average price

$1,161
From Houston to Bulgaria
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($324 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($65 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find 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 July 31, 2025.

This FlightHub deal was found by Cheapflights users on 7/30. 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.
Wed 9/109:00 pmIAH - SOF
1 stop15h 25mTurkish Airlines
Wed 10/19:25 amSOF - IAH
1 stop17h 40mTurkish Airlines
Deal found 7/30$572
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/104:20 pmIAH - SOF
2 stops22h 40mUnited Airlines
Wed 10/16:15 amSOF - IAH
1 stop15h 20mUnited Airlines
Deal found 7/30$684
This Air Canada deal was found by Cheapflights users on 7/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/910:00 amIAH - SOF
2 stops23h 50mAir Canada
Wed 10/16:15 amSOF - IAH
2 stops21h 27mAir Canada
Deal found 7/30$685
This Justfly.com deal was found by Cheapflights users on 7/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/73:35 pmIAH - SOF
1 stop23h 15mMultiple Airlines
Mon 9/156:55 pmSOF - IAH
2 stops32h 47mMultiple Airlines
Deal found 7/30$690
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Tue 9/93:35 pmIAH - SOF
1 stop13h 45mLufthansa
Tue 9/306:20 amSOF - IAH
2 stops18h 57mLufthansa
Deal found 7/30$732
This KLM deal was found by Cheapflights users on 7/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/101:05 pmHOU - SOF
2 stops16h 55mKLM
Thu 10/27:00 amSOF - HOU
2 stops18h 40mKLM
Deal found 7/30$969
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/104:28 pmHOU - SOF
2 stops37h 02mAmerican Airlines
Wed 10/19:30 pmSOF - HOU
2 stops26h 29mAmerican Airlines
Deal found 7/30$1,310
This Ovago deal was found by Cheapflights users on 7/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:19 pmHOU - SOF
2 stops34h 41mBritish Airways
Mon 1/55:25 pmSOF - HOU
2 stops32h 38mBritish Airways
Deal found 7/29$1,670
This KLM deal was found by Cheapflights users on 7/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/181:05 pmHOU - SOF
2 stops16h 55mMultiple Airlines
Fri 8/297:00 amSOF - HOU
2 stops23h 31mMultiple Airlines
Deal found 7/29$2,145

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 July 31, 2025.
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

Wed 9/10

9:00 pm-8:25 pm

1 stop15h 25m

Sofia

Wed 10/1

9:25 am-7:05 pm

1 stop17h 40m

$572

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 9/10

4:20 pm-11:00 pm

2 stops22h 40m

Sofia

Wed 10/1

6:15 am-1:35 pm

1 stop15h 20m

$684

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Tue 9/9

10:00 am-5:50 pm

2 stops23h 50m

Sofia

Wed 10/1

6:15 am-7:42 pm

2 stops21h 27m

$685

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 9/7

3:35 pm-10:50 pm

1 stop23h 15m

Sofia

Mon 9/15

6:55 pm-7:42 pm

2 stops32h 47m

$690

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Tue 9/9

3:35 pm-1:20 pm

1 stop13h 45m

Sofia

Tue 9/30

6:20 am-5:17 pm

2 stops18h 57m

$732

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Wed 9/10

1:05 pm-2:00 pm

2 stops16h 55m

Sofia

Thu 10/2

7:00 am-5:40 pm

2 stops18h 40m

$969

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Wed 9/10

4:28 pm-1:30 pm

2 stops37h 02m

Sofia

Wed 10/1

9:30 pm-3:59 pm

2 stops26h 29m

$1,310

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Fri 12/12

6:19 pm-1:00 pm

2 stops34h 41m

Sofia

Mon 1/5

5:25 pm-6:03 pm

2 stops32h 38m

$1,670

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Mon 8/18

1:05 pm-2:00 pm

2 stops16h 55m

Sofia

Fri 8/29

7:00 am-10:31 pm

2 stops23h 31m

$2,145

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

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, November is the cheapest month in which you can book a flight from Houston to Bulgaria (average of $632). Flying from Houston to Bulgaria in June is currently the most expensive (average of $1,187). 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 HOU to BG?

Find hourly flight availability from Houston to Bulgaria. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

When flying from Houston to Bulgaria, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 July 31, 2025.
Read reviews from past customers who have flown KLM, United Airlines, and Turkish Airlines 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.
KLM
7.8
Good
1,383 reviews

Food

7.3

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,383 reviews
KLM
7.8
Good
1,383 reviews

Food

7.3

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
United Airlines
7.4
Good
8,900 reviews
KLM
7.8
Good
1,383 reviews

Food

7.3

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Turkish Airlines
7.3
Good
3,933 reviews
KLM
7.8
Good
1,383 reviews

Food

7.3

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
American Airlines
7.2
Good
10,000 reviews
KLM
7.8
Good
1,383 reviews

Food

7.3

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Air Canada
7.1
Good
9,851 reviews
KLM
7.8
Good
1,383 reviews

Food

7.3

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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.

  • 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, November is the cheapest month in which you can book a flight from Houston to Bulgaria (average of $632). Flying from Houston to Bulgaria in June is currently the most expensive (average of $1,187). 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

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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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$641Average$821FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$699Average$1,085FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$744Average$1,098FlexibilityNo cancel feeOn-time69%

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