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$292+ Cheap flights from George Bush Intcntl (IAH) 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SOF
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
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 September 17, 2025.

Round-trip from

$569
(British Airways)

One-way from

$292
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$752
From Houston George Bush Intcntl to Bulgaria
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One-way flight from Houston George Bush Intcntl to Bulgaria
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Highest demand for flights based on searches. 25% potential increase in price ($336 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($60 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 17, 2025.

This British Airways deal was found by Cheapflights users on 9/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/73:50 pmIAH - SOF
1 stop16h 30mBritish Airways
Wed 12/249:00 pmSOF - IAH
1 stop31h 00mBritish Airways
Deal found 9/17$569
This United Airlines deal was found by Cheapflights users on 9/17. 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 12/84:30 pmIAH - SOF
1 stop22h 15mUnited Airlines
Wed 12/246:10 amSOF - IAH
1 stop20h 05mUnited Airlines
Deal found 9/17$575
This United Airlines deal was found by Cheapflights users on 9/17. 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 12/77:20 amIAH - SOF
2 stops21h 50mUnited Airlines
Wed 12/246:10 amSOF - IAH
1 stop20h 05mUnited Airlines
Deal found 9/17$576
This Air Canada deal was found by Cheapflights users on 9/17. 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.
Mon 12/811:20 amIAH - SOF
2 stops17h 55mAir Canada
Wed 12/246:10 amSOF - IAH
2 stops35h 04mAir Canada
Deal found 9/17$578
This United Airlines deal was found by Cheapflights users on 9/17. 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 12/107:20 amIAH - SOF
2 stops22h 30mUnited Airlines
Wed 12/246:10 amSOF - IAH
1 stop20h 05mUnited Airlines
Deal found 9/17$580
This United Airlines deal was found by Cheapflights users on 9/17. 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 12/74:50 pmIAH - SOF
1 stop21h 55mUnited Airlines
Thu 12/252:35 pmSOF - IAH
2 stops18h 22mUnited Airlines
Deal found 9/17$581
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Tue 12/910:14 amIAH - SOF
2 stops24h 06mUnited Airlines
Thu 12/252:35 pmSOF - IAH
2 stops18h 22mUnited Airlines
Deal found 9/17$586
This Air Canada deal was found by Cheapflights users on 9/17. 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.
Wed 12/107:10 amIAH - SOF
2 stops22h 40mAir Canada
Wed 12/246:10 amSOF - IAH
2 stops35h 04mAir Canada
Deal found 9/17$589
This United Airlines deal was found by Cheapflights users on 9/17. 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 12/107:33 amIAH - SOF
2 stops22h 17mUnited Airlines
Thu 12/252:35 pmSOF - IAH
2 stops18h 22mUnited Airlines
Deal found 9/17$590
This British Airways deal was found by Cheapflights users on 9/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/119:50 pmIAH - SOF
1 stop29h 25mBritish Airways
Wed 12/249:00 pmSOF - IAH
1 stop31h 00mBritish Airways
Deal found 9/17$619
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 12/126:30 amIAH - SOF
2 stops21h 20mUnited Airlines
Wed 12/246:10 amSOF - IAH
1 stop20h 05mUnited Airlines
Deal found 9/17$632
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Thu 12/114:30 pmIAH - SOF
1 stop13h 20mUnited Airlines
Thu 12/252:35 pmSOF - IAH
2 stops18h 22mUnited Airlines
Deal found 9/17$636

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 September 17, 2025.
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

Tue 12/9

3:50 pm-8:10 pm

1 stop20h 20m

Sofia

Wed 12/24

9:00 pm-2:05 pm

1 stop25h 05m

$569

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 12/7

7:20 am-1:10 pm

2 stops21h 50m

Sofia

Wed 12/24

6:10 am-6:15 pm

1 stop20h 05m

$576

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 12/7

4:50 pm-10:45 pm

1 stop21h 55m

Sofia

Thu 12/25

2:35 pm-12:57 am

2 stops18h 22m

$581

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Tue 12/9

11:57 am-1:15 pm

2 stops17h 18m

Sofia

Wed 12/24

6:10 am-11:16 pm

2 stops25h 06m

$586

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 12/11

4:30 pm-1:50 pm

1 stop13h 20m

Sofia

Thu 12/25

2:35 pm-12:57 am

2 stops18h 22m

$636

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Fri 12/12

6:30 am-11:50 am

2 stops21h 20m

Sofia

Thu 12/25

2:35 pm-12:57 am

2 stops18h 22m

$642

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 12/7

3:50 pm-4:20 pm

1 stop16h 30m

Sofia

Sun 12/28

2:30 pm-2:05 pm

1 stop31h 35m

$674

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 12/7

4:50 pm-10:45 pm

1 stop21h 55m

Sofia

Mon 12/29

6:10 am-12:30 am

2 stops26h 20m

$686

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 12/10

4:30 pm-1:50 pm

1 stop13h 20m

Sofia

Mon 12/29

6:10 am-12:30 am

2 stops26h 20m

$691

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Tue 12/9

3:50 pm-8:10 pm

1 stop20h 20m

Sofia

Mon 12/29

5:25 pm-2:05 pm

1 stop28h 40m

$727

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 20 results
1
2

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 time of day to fly from IAH to BG?

Find hourly flight availability from George Bush Intcntl 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 September 17, 2025.

When flying from Houston George Bush Intcntl Airport 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 September 17, 2025.
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
8,926 reviews

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
Turkish Airlines
7.3
Good
3,965 reviews
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
Lufthansa
6.8
Okay
7,409 reviews
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
British Airways
6.7
Okay
7,367 reviews
United Airlines
7.4
Good
8,926 reviews

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

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 20h 20m. Fly via British Airways or United 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, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Bulgaria (average of $632). Flying from Houston George Bush Intcntl Airport to Bulgaria in June is currently the most expensive (average of $1,183). 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

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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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$575Average$853FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$599Average$967FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$654Average$800FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$840Average$1,095FlexibilityNo cancel feeOn-time69%

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