$634+ 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 6/28. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SOF
Jul 4 — Jul 111
Round-trip
1 adult, Economy
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Cheapest flights from George Bush Intcntl to BulgariaExplore 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 June 4, 2026.
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 June 4, 2026.
This Turkish Airlines deal was found by Cheapflights users on 6/1. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:30 pm
IAH
- SOF
1 stop21h 50m
Turkish Airlines
Wed 8/263:50 pm
SOF
- IAH
1 stop35h 25m
Turkish Airlines
Deal found 6/1![Turkish Airlines logo]()
$818
This oojo deal was found by Cheapflights users on 5/31. 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.
Sun 8/163:30 pm
IAH
- SOF
1 stop19h 50m
British Airways
Mon 8/248:10 pm
SOF
- IAH
1 stop31h 05m
British Airways
Deal found 5/31![British Airways logo]()
$829
This KAYAK deal was found by Cheapflights users on 6/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:57 am
IAH
- SOF
2 stops18h 13m
Lufthansa
Wed 8/266:20 am
SOF
- IAH
1 stop19h 35m
Lufthansa
Deal found 6/1![Lufthansa logo]()
$834
This KAYAK deal was found by Cheapflights users on 6/3. 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.
Tue 9/14:40 pm
IAH
- SOF
1 stop22h 35m
Lufthansa
Mon 9/217:00 pm
SOF
- IAH
1 stop26h 35m
Lufthansa
Deal found 6/3![Lufthansa logo]()
$845
This United Airlines deal was found by Cheapflights users on 6/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/104:40 pm
IAH
- SOF
1 stop22h 35m
United Airlines
Wed 8/196:10 am
SOF
- IAH
2 stops24h 46m
United Airlines
Deal found 6/3![United Airlines logo]()
$849
This Kiwi.com deal was found by Cheapflights users on 5/31. 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.
Wed 8/269:10 pm
IAH
- SOF
1 stop15h 05m
Turkish Airlines
Tue 9/83:50 pm
SOF
- IAH
1 stop35h 25m
Turkish Airlines
Deal found 5/31![Turkish Airlines logo]()
$851
This United Airlines deal was found by Cheapflights users on 6/1. 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.
Mon 8/1710:57 am
IAH
- SOF
2 stops17h 13m
United Airlines
Wed 8/266:20 am
SOF
- IAH
2 stops18h 57m
United Airlines
Deal found 6/1![United Airlines logo]()
$852
This CheapOair deal was found by Cheapflights users on 6/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:00 am
IAH
- SOF
2 stops24h 40m
Multiple Airlines
Mon 9/217:00 pm
SOF
- IAH
1 stop26h 35m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$854
This Justfly.com deal was found by Cheapflights users on 6/4. 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.
Mon 8/105:09 pm
IAH
- SOF
2 stops17h 31m
Lufthansa
Wed 8/197:00 pm
SOF
- IAH
1 stop26h 35m
Lufthansa
Deal found 6/4![Lufthansa logo]()
$856
Best flights from George Bush Intcntl to BulgariaDiscover carefully curated flight deals from George Bush Intcntl to Bulgaria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 4, 2026.
Discover carefully curated flight deals from George Bush Intcntl to Bulgaria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 4, 2026.
This KAYAK deal was found by Cheapflights users on 6/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:57 am
IAH
- SOF
2 stops18h 13m
Lufthansa
Wed 8/266:20 am
SOF
- IAH
1 stop19h 35m
Lufthansa
Deal found 6/1![Lufthansa logo]()
$834
This British Airways deal was found by Cheapflights users on 6/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/169:05 pm
IAH
- SOF
1 stop14h 15m
British Airways
Mon 8/248:10 pm
SOF
- IAH
2 stops34h 10m
British Airways
Deal found 6/2![British Airways logo]()
$850
This United Airlines deal was found by Cheapflights users on 6/1. 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.
Mon 8/1710:57 am
IAH
- SOF
2 stops17h 13m
United Airlines
Wed 8/266:20 am
SOF
- IAH
2 stops18h 57m
United Airlines
Deal found 6/1![United Airlines logo]()
$852
This FlightHub deal was found by Cheapflights users on 6/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:45 am
IAH
- SOF
2 stops21h 25m
Multiple Airlines
Mon 9/217:25 pm
SOF
- IAH
2 stops35h 19m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$860
This Turkish Airlines deal was found by Cheapflights users on 6/2. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/69:10 pm
IAH
- SOF
1 stop15h 10m
Turkish Airlines
Sun 9/209:10 pm
SOF
- IAH
1 stop23h 35m
Turkish Airlines
Deal found 6/2![Turkish Airlines logo]()
$878
This KAYAK deal was found by Cheapflights users on 6/2. 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 9/14:40 pm
IAH
- SOF
1 stop22h 35m
Lufthansa
Mon 9/217:00 pm
SOF
- IAH
1 stop26h 35m
Lufthansa
Deal found 6/2![Lufthansa logo]()
$845
This United Airlines deal was found by Cheapflights users on 6/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:24 am
IAH
- SOF
2 stops31h 51m
United Airlines
Wed 8/196:10 am
SOF
- IAH
2 stops24h 46m
United Airlines
Deal found 6/3![United Airlines logo]()
$854
This United Airlines deal was found by Cheapflights users on 5/31. 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 8/2510:57 am
IAH
- SOF
2 stops17h 13m
United Airlines
Fri 9/116:20 am
SOF
- IAH
1 stop15h 15m
United Airlines
Deal found 5/31![United Airlines logo]()
$891
This United Airlines deal was found by Cheapflights users on 5/31. 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 8/2412:10 pm
IAH
- SOF
2 stops16h 00m
United Airlines
Tue 9/86:10 am
SOF
- IAH
1 stop15h 25m
United Airlines
Deal found 5/31![United Airlines logo]()
$891
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Sun 9/67:20 am
IAH
- SOF
2 stops27h 20m
United Airlines
Sun 9/206:20 am
SOF
- IAH
1 stop15h 15m
United Airlines
Deal found 6/2![United Airlines logo]()
$895
Last-minute flights from George Bush Intcntl to BulgariaDiscover last-minute flight deals from George Bush Intcntl to Bulgaria. Data last updated June 4, 2026 and is based on user searches.
Discover last-minute flight deals from George Bush Intcntl to Bulgaria. Data last updated June 4, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 6/2. 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.
Fri 7/104:40 pm
IAH
- SOF
1 stop22h 35m
Lufthansa
Fri 7/1712:55 pm
SOF
- IAH
2 stops18h 04m
Lufthansa
Deal found 6/2![Lufthansa logo]()
$1,015
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Fri 7/109:48 am
IAH
- SOF
2 stops18h 22m
United Airlines
Fri 7/176:10 am
SOF
- IAH
2 stops24h 49m
United Airlines
Deal found 6/2![United Airlines logo]()
$1,029
This KAYAK deal was found by Cheapflights users on 6/4. 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 7/196:20 pm
IAH
- SOF
1 stop20h 40m
Lufthansa
Sun 8/167:25 pm
SOF
- IAH
2 stops26h 10m
Lufthansa
Deal found 6/4![Lufthansa logo]()
$1,028
This CheapOair deal was found by Cheapflights users on 6/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/196:45 am
IAH
- SOF
2 stops27h 55m
Multiple Airlines
Sun 8/167:25 pm
SOF
- IAH
2 stops26h 10m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$1,036
This Orbitz deal was found by Cheapflights users on 6/4. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/243:35 pm
IAH
- SOF
1 stop22h 55m
Lufthansa
Mon 8/107:25 pm
SOF
- IAH
2 stops26h 10m
Lufthansa
Deal found 6/4![Lufthansa logo]()
$1,062
One-way flights from George Bush Intcntl to BulgariaSearch for one-way flight options from George Bush Intcntl to Bulgaria. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
Search for one-way flight options from George Bush Intcntl to Bulgaria. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 6/287:24 pm
IAH
- SOF
3 stops43h 16m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$634
This KAYAK deal was found by Cheapflights users on 6/4. 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 6/284:40 pm
IAH
- SOF
1 stop22h 35m
Lufthansa
Deal found 6/4![Lufthansa logo]()
$804
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 June 4, 2026.
Round-trip from | $807 |
|---|---|
One-way from | $634 (Kiwi.com) |
Popular in | May |
Cheapest in | October |
Average price | $1,179 |
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 June 4, 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
Cheapest round-trip
HoustonSofia
IAH - SOF
IAHSOF
Houston George Bush Intcntl
Mon 8/17
9:57 am-12:10 pm
2 stops18h 13m
Sofia
Wed 8/26
6:20 am-5:55 pm
1 stop19h 35m
$834
HoustonSofia
IAH - SOF
IAHSOF
Houston George Bush Intcntl
Tue 9/1
4:40 pm-11:15 pm
1 stop22h 35m
Sofia
Mon 9/21
7:00 pm-1:35 pm
1 stop26h 35m
$845
HoustonSofia
IAH - SOF
IAHSOF
Houston George Bush Intcntl
Sun 8/16
9:05 pm-7:20 pm
1 stop14h 15m
Sofia
Mon 8/24
8:10 pm-10:20 pm
2 stops34h 10m
$850
HoustonSofia
IAH - SOF
IAHSOF
Houston George Bush Intcntl
Mon 8/17
10:57 am-12:10 pm
2 stops17h 13m
Sofia
Wed 8/26
6:20 am-5:17 pm
2 stops18h 57m
$852
HoustonSofia
IAH - SOF
IAHSOF
Houston George Bush Intcntl
Mon 8/10
7:24 am-11:15 pm
2 stops31h 51m
Sofia
Wed 8/19
6:10 am-10:56 pm
2 stops24h 46m
$854
HoustonSofia
IAH - SOF
IAHSOF
Houston George Bush Intcntl
Tue 9/1
6:45 am-12:10 pm
2 stops21h 25m
Sofia
Mon 9/21
7:25 pm-10:44 pm
2 stops35h 19m
$860
HoustonSofia
IAH - SOF
IAHSOF
Houston George Bush Intcntl
Sun 9/6
9:10 pm-8:20 pm
1 stop15h 10m
Sofia
Sun 9/20
9:10 pm-12:45 pm
1 stop23h 35m
$878
HoustonSofia
IAH - SOF
IAHSOF
Houston George Bush Intcntl
Tue 8/25
10:57 am-12:10 pm
2 stops17h 13m
Sofia
Fri 9/11
6:20 am-1:35 pm
1 stop15h 15m
$891
Quickest round-trip
HoustonSofia
IAH - SOF
IAHSOF
Houston George Bush Intcntl
Mon 8/24
12:10 pm-12:10 pm
2 stops16h 00m
Sofia
Tue 9/8
6:10 am-1:35 pm
1 stop15h 25m
$891
HoustonSofia
IAH - SOF
IAHSOF
Houston George Bush Intcntl
Sun 9/6
7:20 am-6:40 pm
2 stops27h 20m
Sofia
Sun 9/20
6:20 am-1:35 pm
1 stop15h 15m
$895
Showing 1-10 of 12 resultsSorted 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.
IAH-SOF
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
IAH-BG0
IAH-SOF
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 $572). Flying from Houston George Bush Intcntl Airport to Bulgaria in June is currently the most expensive (average of $952). 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 June 4, 2026.
Get a feel of what it's like to fly with Turkish Airlines,United 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.
Food
7.5
Overall
7.4
Entertainment
7.5
Boarding
7.3
Comfort
7.3
Crew
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
MIA - IST
Food
7.5
Overall
7.4
Entertainment
7.5
Boarding
7.3
Comfort
7.3
Crew
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
MIA - IST
Food
7.5
Overall
7.4
Entertainment
7.5
Boarding
7.3
Comfort
7.3
Crew
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
MIA - IST
Food
7.5
Overall
7.4
Entertainment
7.5
Boarding
7.3
Comfort
7.3
Crew
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
MIA - IST
Related info for your journey
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George Bush Intcntl and Bulgaria flights
Browse other George Bush Intcntl and Bulgaria flight options. Last updated on June 4, 2026.
Popular flight searches
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Fly to Bulgaria regions
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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 June 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$596 | Average$1,139 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$606 | Average$879 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$740 | Average$1,072 | FlexibilityNo cancel fee | On-time69% |