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$624+ Cheap flights from George Bush Intcntl (IAH) 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SOF
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Bulgaria

Cheapest flights from George Bush Intcntl to Bulgaria
Explore the most affordable flight options available from George Bush Intcntl to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.

This oojo deal was found by Cheapflights users on 3/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/202:30 pm
IAH
-
SOF
1 stop16h 30m
Turkish Airlines
Sat 5/29:35 am
SOF
-
IAH
1 stop17h 35m
Turkish Airlines
Deal found 3/6$624
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Mon 11/166:20 pm
IAH
-
SOF
2 stops20h 25m
United Airlines
Fri 11/206:10 am
SOF
-
IAH
1 stop20h 05m
United Airlines
Deal found 3/8$640
This oojo deal was found by Cheapflights users on 3/7. 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.
Sat 4/49:05 pm
IAH
-
SOF
1 stop15h 10m
Turkish Airlines
Sat 4/119:35 am
SOF
-
IAH
1 stop17h 35m
Turkish Airlines
Deal found 3/7$660
This Turkish Airlines deal was found by Cheapflights users on 3/10. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/309:05 pm
IAH
-
SOF
1 stop15h 10m
Turkish Airlines
Thu 5/79:05 pm
SOF
-
IAH
1 stop30h 05m
Turkish Airlines
Deal found 3/10$662
This Turkish Airlines deal was found by Cheapflights users on 3/10. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:05 pm
IAH
-
SOF
1 stop15h 10m
Turkish Airlines
Tue 5/129:35 am
SOF
-
IAH
1 stop17h 35m
Turkish Airlines
Deal found 3/10$672
This KAYAK deal was found by Cheapflights users on 3/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/163:30 pm
IAH
-
SOF
1 stop19h 50m
British Airways
Sun 8/239:05 pm
SOF
-
IAH
1 stop30h 10m
British Airways
Deal found 3/9$694
This United Airlines deal was found by Cheapflights users on 3/9. 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 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 20m
United Airlines
Sun 8/236:10 am
SOF
-
IAH
2 stops34h 34m
United Airlines
Deal found 3/9$697
This Turkish Airlines deal was found by Cheapflights users on 3/9. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/279:05 pm
IAH
-
SOF
1 stop15h 45m
Turkish Airlines
Tue 12/14:00 pm
SOF
-
IAH
1 stop35h 10m
Turkish Airlines
Deal found 3/9$702

Find flight deals from George Bush Intcntl to Bulgaria

Keep the following information in mind while searching for George Bush Intcntl to Bulgaria flight deals. Data was last updated March 11, 2026.

Round-trip from

$624
(oojo)

Popular in

June

Cheapest in

October

Average price

$1,034
From Houston George Bush Intcntl to Bulgaria
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($320 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl 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 March 11, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Bulgaria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Tue 5/5

9:05 pm-8:15 pm

1 stop15h 10m

Sofia

Wed 5/13

9:35 am-7:10 pm

1 stop17h 35m

$672

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 8/16

4:40 pm-11:00 pm

1 stop22h 20m

Sofia

Sun 8/23

6:10 am-12:35 am

2 stops26h 25m

$697

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 8/16

7:20 am-12:10 pm

2 stops20h 50m

Sofia

Sun 8/23

11:50 am-1:35 pm

1 stop33h 45m

$709

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Fri 5/1

9:05 pm-8:15 pm

1 stop15h 10m

Sofia

Fri 5/8

9:05 pm-7:10 pm

1 stop30h 05m

$712

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sat 5/2

9:05 pm-8:45 am

1 stop27h 40m

Sofia

Thu 5/14

9:35 am-7:10 pm

1 stop17h 35m

$712
Quickest round-trip

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 5/4

6:05 pm-6:00 pm

1 stop15h 55m

Sofia

Wed 5/13

6:20 am-1:35 pm

1 stop15h 15m

$749

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 4/20

6:05 am-10:30 pm

3 stops32h 25m

Sofia

Sat 5/2

6:45 pm-5:53 pm

3 stops31h 08m

$916

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 5/14

7:35 am-1:20 pm

2 stops21h 45m

Sofia

Sat 5/30

6:20 am-1:35 pm

1 stop15h 15m

$972

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 7/9

6:20 pm-6:25 pm

1 stop16h 05m

Sofia

Fri 7/24

6:20 am-7:38 pm

2 stops21h 18m

$979

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/10

Sorted by cheapest first

Best time to book a flight from George Bush Intcntl to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria from George Bush Intcntl 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 George Bush Intcntl Airport to Bulgaria

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Bulgaria?

Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Bulgaria (average of $586). Flying from Houston George Bush Intcntl Airport to Bulgaria in June is currently the most expensive (average of $1,007). 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 March 11, 2026.
Get a feel of what it's like to fly with United Airlines,Turkish Airlines, andLufthansa from Houston George Bush Intcntl Airport to Bulgaria by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,415 reviews

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

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
United Airlines
7.4
Good
9,415 reviews
United Airlines
7.4
Good
9,415 reviews

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

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
Turkish Airlines
7.3
Good
4,250 reviews
United Airlines
7.4
Good
9,415 reviews

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

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
Lufthansa
6.8
Okay
7,843 reviews
United Airlines
7.4
Good
9,415 reviews

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

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 George Bush Intcntl 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 George Bush Intcntl Airport to Bulgaria?

    There are many flights that can get you from Houston George Bush Intcntl Airport to Bulgaria in 16h 30m. Fly via Turkish Airlines or British Airways to get the fastest option. There are 6085 mi between Houston George Bush Intcntl Airport and Bulgaria. This flight may include one or multiple stops.

  • Can I find deals for flights from George Bush Intcntl to Bulgaria that include hotel bookings?

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

  • How can I find direct flights from George Bush Intcntl to Bulgaria?

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

  • Can I find deals for business class flights from George Bush Intcntl to Bulgaria?

    Yes. Cheapflights offers flight deals from George Bush Intcntl 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 George Bush Intcntl Airport to Bulgaria?

    Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Bulgaria (average of $586). Flying from Houston George Bush Intcntl Airport to Bulgaria in June is currently the most expensive (average of $1,007). 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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Top 3 airlines flying from George Bush Intcntl to Bulgaria

Discover the top 3 airlines that operate flights from George Bush Intcntl 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 March 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$596Average$1,138FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$599Average$821FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$740Average$955FlexibilityNo cancel feeOn-time69%

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