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$657+ 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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SOF
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
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 December 4, 2025.

This KLM deal was found by Cheapflights users on 12/1. 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 12/104:05 pmIAH - SOF
1 stop14h 00mMultiple Airlines
Wed 12/247:00 amSOF - IAH
2 stops24h 51mMultiple Airlines
Deal found 12/1$689
This United Airlines deal was found by Cheapflights users on 12/1. 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 12/1011:55 amIAH - SOF
2 stops17h 55mUnited Airlines
Wed 12/242:00 pmSOF - IAH
2 stops18h 33mUnited Airlines
Deal found 12/1$707
This United Airlines deal was found by Cheapflights users on 12/2. 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 12/296:55 pmIAH - SOF
1 stop19h 50mUnited Airlines
Fri 1/96:05 amSOF - IAH
2 stops35h 48mUnited Airlines
Deal found 12/2$711
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:55 pmIAH - SOF
1 stop19h 50mMultiple Airlines
Fri 1/96:45 pmSOF - IAH
2 stops28h 00mMultiple Airlines
Deal found 12/3$725
This KAYAK deal was found by Cheapflights users on 12/2. 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 12/307:05 pmIAH - SOF
2 stops36h 10mSWISS
Thu 1/84:00 pmSOF - IAH
2 stops30h 45mSWISS
Deal found 12/2$728
This KAYAK deal was found by Cheapflights users on 12/3. 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 12/286:55 pmIAH - SOF
1 stop19h 50mLufthansa
Thu 1/86:05 amSOF - IAH
2 stops40h 40mLufthansa
Deal found 12/3$733
This FlightHub deal was found by Cheapflights users on 12/3. 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.
Mon 12/296:55 pmIAH - SOF
1 stop19h 50mMultiple Airlines
Fri 1/96:45 pmSOF - IAH
2 stops28h 00mMultiple Airlines
Deal found 12/3$768

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 December 4, 2025.

Round-trip from

$657
(Turkish Airlines)

Popular in

June

Cheapest in

October

Average price

$1,050
From Houston George Bush Intcntl to Bulgaria
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($354 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($61 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 4, 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

Thu 1/29

9:05 pm-8:45 am

1 stop27h 40m

Sofia

Mon 2/2

9:40 pm-7:10 pm

1 stop29h 30m

$657

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 3/5

7:10 am-10:45 pm

2 stops31h 35m

Sofia

Fri 3/13

6:10 am-12:30 am

2 stops25h 20m

$745

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 1/29

2:30 pm-10:45 pm

2 stops24h 15m

Sofia

Mon 2/2

2:20 pm-6:15 pm

1 stop35h 55m

$752

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 1/29

4:20 pm-6:00 pm

2 stops17h 40m

Sofia

Mon 2/2

6:45 pm-2:40 pm

2 stops27h 55m

$778

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 12/28

6:55 pm-10:45 pm

2 stops19h 50m

Sofia

Fri 1/9

7:55 am-10:41 pm

2 stops22h 46m

$840

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 12/28

6:55 pm-10:45 pm

1 stop19h 50m

Sofia

Thu 1/8

7:55 am-9:53 am

2 stops33h 58m

$847

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Tue 12/30

6:38 pm-2:05 pm

2 stops59h 27m

Sofia

Sat 1/10

7:00 am-11:56 pm

2 stops24h 56m

$886

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

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.

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 December 4, 2025.

It’s optimal to fly from Houston George Bush Intcntl Airport to Bulgaria at noon. By choosing this option you can save up to 40% on the cost of your flight, compared to a flight in the afternoon.

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 December 4, 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
9,063 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,063 reviews
United Airlines
7.4
Good
9,063 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Turkish Airlines
7.3
Good
4,075 reviews
United Airlines
7.4
Good
9,063 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Lufthansa
6.8
Okay
7,612 reviews
United Airlines
7.4
Good
9,063 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
British Airways
6.7
Okay
7,559 reviews
United Airlines
7.4
Good
9,063 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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 27h 40m. Fly via Turkish Airlines 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, 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

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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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$575Average$853FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$599Average$990FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$622Average$757FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$755Average$1,075FlexibilityNo cancel feeOn-time69%

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