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$541+ 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
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
1 adult, Economy
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Cheap 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 January 6, 2026.

Round-trip from

$541
(oojo)

Popular in

June

Cheapest in

October

Average price

$680
From Houston George Bush Intcntl to Bulgaria
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($363 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($55 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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Find 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 January 6, 2026.

This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:58 pmIAH - SOF
2 stops40h 32mBritish Airways
Wed 5/69:30 pmSOF - IAH
2 stops32h 59mBritish Airways
Deal found 1/6$541
This oojo deal was found by Cheapflights users on 1/5. 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 8/49:52 amIAH - SOF
2 stops26h 48mBritish Airways
Mon 9/148:00 pmSOF - IAH
1 stop25h 25mBritish Airways
Deal found 1/5$580
This oojo deal was found by Cheapflights users on 1/5. 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 1/199:05 pmIAH - SOF
1 stop15h 45mTurkish Airlines
Tue 2/39:40 pmSOF - IAH
1 stop29h 30mTurkish Airlines
Deal found 1/5$593
This Air France deal was found by Cheapflights users on 1/5. 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.
Fri 2/612:20 pmIAH - SOF
2 stops17h 35mMultiple Airlines
Tue 2/107:00 amSOF - IAH
2 stops24h 15mMultiple Airlines
Deal found 1/5$599
This KLM deal was found by Cheapflights users on 1/5. 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.
Fri 2/63:30 pmIAH - SOF
1 stop14h 35mKLM
Tue 2/107:00 amSOF - IAH
2 stops24h 15mKLM
Deal found 1/5$601
This FlightHub deal was found by Cheapflights users on 1/5. 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.
Fri 2/69:05 pmIAH - SOF
1 stop15h 45mTurkish Airlines
Tue 2/109:35 amSOF - IAH
1 stop17h 35mTurkish Airlines
Deal found 1/5$602
This KAYAK deal was found by Cheapflights users on 1/5. 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 3/1010:05 pmIAH - SOF
1 stop15h 45mTurkish Airlines
Tue 4/79:35 amSOF - IAH
1 stop17h 35mTurkish Airlines
Deal found 1/5$611
This KAYAK deal was found by Cheapflights users on 1/5. 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 3/104:50 pmIAH - SOF
1 stop20h 20mBritish Airways
Wed 3/259:00 pmSOF - IAH
1 stop31h 00mBritish Airways
Deal found 1/5$616
This FlightHub deal was found by Cheapflights users on 1/5. 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 2/117:05 pmIAH - SOF
2 stops19h 40mLufthansa
Wed 2/256:10 amSOF - IAH
1 stop16h 00mLufthansa
Deal found 1/5$617

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 January 6, 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

George Bush Intcntl

Fly to

Bulgaria

Route

Depart

Return

Price

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 4/20

7:58 pm-8:30 pm

2 stops40h 32m

Sofia

Wed 5/6

9:30 pm-7:20 pm

1 stop29h 50m

$544

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Fri 2/6

12:20 pm-1:55 pm

2 stops17h 35m

Sofia

Tue 2/10

7:00 am-11:15 pm

2 stops24h 15m

$599

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Fri 2/6

3:30 pm-2:05 pm

1 stop14h 35m

Sofia

Tue 2/10

7:00 am-11:15 pm

2 stops24h 15m

$601

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Fri 2/6

9:05 pm-8:50 pm

1 stop15h 45m

Sofia

Tue 2/10

9:35 am-7:10 pm

1 stop17h 35m

$602

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 2/19

9:05 pm-8:45 am

1 stop27h 40m

Sofia

Mon 2/23

9:35 am-7:10 pm

1 stop17h 35m

$602

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 3/11

5:50 pm-10:45 pm

1 stop21h 55m

Sofia

Fri 4/3

6:20 am-1:35 pm

1 stop15h 15m

$618

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Tue 3/10

6:45 pm-6:20 pm

2 stops16h 35m

Sofia

Wed 4/8

6:20 am-6:00 pm

1 stop19h 40m

$623

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 3/9

6:45 pm-10:45 pm

2 stops21h 00m

Sofia

Thu 3/26

6:00 am-3:10 pm

1 stop16h 10m

$623

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 3/9

10:00 am-6:20 pm

2 stops25h 20m

Sofia

Tue 3/24

6:00 am-3:10 pm

1 stop16h 10m

$623

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 3/8

7:55 pm-10:45 pm

1 stop19h 50m

Sofia

Tue 3/24

6:00 am-7:15 pm

1 stop20h 15m

$630

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

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 $1,105). 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 January 6, 2026.
Get a feel of what it's like to fly with United Airlines, Turkish Airlines, and Lufthansa 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
9,134 reviews

Food

6.6

Crew

8.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Entertainment

7.1

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
9,134 reviews
United Airlines
7.4
Good
9,134 reviews

Food

6.6

Crew

8.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Entertainment

7.1

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
4,152 reviews
United Airlines
7.4
Good
9,134 reviews

Food

6.6

Crew

8.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Entertainment

7.1

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
7,684 reviews
United Airlines
7.4
Good
9,134 reviews

Food

6.6

Crew

8.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Entertainment

7.1

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.
British Airways
6.7
Okay
7,657 reviews
United Airlines
7.4
Good
9,134 reviews

Food

6.6

Crew

8.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Entertainment

7.1

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 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 14h 35m. Fly via British Airways, KLM, or Turkish Airlines 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 $1,105). 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 George Bush Intcntl to Bulgaria

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from George Bush Intcntl to Bulgaria

Discover the top 4 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 January 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$575Average$853FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$599Average$911FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$622Average$773FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$755Average$1,072FlexibilityNo cancel feeOn-time69%

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