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$235+ Cheap flights from George Bush Intcntl (IAH) to Sofia (SOF)

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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SOF
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Sofia (SOF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$541
(oojo)

One-way from

$235
(oojo)

Popular in

June

Cheapest in

January

Average price

$608
Provider with most accurate pricing for Houston George Bush Intcntl-Sofia flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Sofia flights.
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From Houston George Bush Intcntl to Sofia
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One-way flight from Houston George Bush Intcntl to Sofia
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Highest demand for flights based on searches. 22% potential increase in price ($249 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from George Bush Intcntl to Sofia

Cheapest flights from George Bush Intcntl to Sofia
Explore the most affordable flight options available from George Bush Intcntl to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 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 Air France deal was found by Cheapflights users on 1/7. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/264:05 pmIAH - SOF
1 stop14h 00mMultiple Airlines
Tue 2/107:00 amSOF - IAH
2 stops22h 13mMultiple Airlines
Deal found 1/7$545
This KLM deal was found by Cheapflights users on 1/7. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1812:40 pmIAH - SOF
2 stops18h 25mKLM
Thu 3/267:00 amSOF - IAH
2 stops21h 11mKLM
Deal found 1/7$555
This oojo deal was found by Cheapflights users on 1/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/258:00 amIAH - SOF
2 stops24h 20mBritish Airways
Mon 2/95:25 pmSOF - IAH
2 stops37h 24mBritish Airways
Deal found 1/8$574
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.
Tue 8/49:52 amIAH - SOF
2 stops26h 48mBritish Airways
Mon 9/148:00 pmSOF - IAH
1 stop31h 15mBritish Airways
Deal found 1/6$580
This oojo deal was found by Cheapflights users on 1/7. 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.
Thu 1/299:35 amIAH - SOF
2 stops41h 40mBritish Airways
Wed 2/119:00 pmSOF - IAH
2 stops34h 52mBritish Airways
Deal found 1/7$586
This oojo deal was found by Cheapflights users on 1/7. 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.
Mon 1/269:05 pmIAH - SOF
1 stop34h 05mTurkish Airlines
Tue 2/109:40 pmSOF - IAH
1 stop29h 30mTurkish Airlines
Deal found 1/7$593

Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl to Sofia 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 8, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Sofia that are best for you.

Fly from

George Bush Intcntl

Fly to

Sofia

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

Wed 2/11

4:05 pm-2:05 pm

1 stop14h 00m

Sofia

Wed 2/25

7:00 am-9:13 pm

2 stops22h 13m

$545

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 3/18

5:05 pm-2:05 pm

1 stop14h 00m

Sofia

Thu 3/26

7:00 am-9:11 pm

2 stops21h 11m

$545

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 1/26

12:47 pm-2:05 pm

2 stops17h 18m

Sofia

Tue 2/10

7:00 am-9:13 pm

2 stops22h 13m

$549

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 3/18

12:40 pm-2:05 pm

2 stops18h 25m

Sofia

Thu 3/26

7:00 am-9:11 pm

2 stops21h 11m

$555

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 1/25

8:00 am-4:20 pm

2 stops24h 20m

Sofia

Mon 2/9

5:25 pm-10:49 pm

2 stops37h 24m

$574

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 1/29

9:35 am-11:15 am

2 stops41h 40m

Sofia

Wed 2/11

9:00 pm-11:52 pm

2 stops34h 52m

$586

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 1/26

9:05 pm-3:10 pm

1 stop34h 05m

Sofia

Tue 2/10

9:40 pm-7:10 pm

1 stop29h 30m

$593

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 2/11

9:05 pm-3:10 pm

1 stop34h 05m

Sofia

Wed 2/25

9:40 pm-7:10 pm

1 stop29h 30m

$593

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 1/29

4:05 pm-1:55 pm

1 stop13h 50m

Sofia

Thu 2/5

7:00 am-5:40 pm

2 stops18h 40m

$595

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 15 results
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Compare providers for flights from George Bush Intcntl to Sofia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Sofia in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Sofia flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Houston George Bush Intcntl Airport-Sofia flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Sofia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Sofia flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Sofia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to Sofia 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 Sofia

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

Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Sofia (average of $586). Flying from Houston George Bush Intcntl Airport to Sofia 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.

How much does it cost to fly round-trip from Houston George Bush Intcntl Airport to Sofia?

Reviews of airlines servicing Sofia

Get insights into the airlines that provide service to Sofia. 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 Sofia. Reviews last updated January 8, 2026.
Read through reviews of airlines operating flights from Houston George Bush Intcntl Airport to Sofia, such as United Airlines, Turkish Airlines, and Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,142 reviews

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

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
9,142 reviews
United Airlines
7.4
Good
9,142 reviews

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

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
4,154 reviews
United Airlines
7.4
Good
9,142 reviews

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

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
7,697 reviews
United Airlines
7.4
Good
9,142 reviews

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

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
7,659 reviews
United Airlines
7.4
Good
9,142 reviews

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

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 Sofia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sofia from Houston George Bush Intcntl?

    If you book a flight to Sofia from Houston George Bush Intcntl, you will be flying to Sofia, which is the city’s only airport. Sofia (SOF) is located 4.2 mi from the center of Sofia. There are 0 flights from Houston George Bush Intcntl to Sofia per day from 4 different airlines.

  • How long is the flight from Houston George Bush Intcntl Airport to Sofia?

    For as low as $544, British Airways can have you in Sofia from Houston George Bush Intcntl Airport in 40h 32m. Airlines will cover a distance of 6085 mi.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Sofia round-trip?

    Our cheapest airline available from Houston George Bush Intcntl Airport to Sofia is British Airways. Our recent data shows that you can find tickets from as low as $575 on this airline. Additional options worth looking into are Lufthansa and Turkish Airlines, starting at $599 and $622 round-trip. Users have found that British Airways is 34% cheaper than the other options available to this destination.

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

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

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

    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 Sofia.

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

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

    Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Sofia (average of $586). Flying from Houston George Bush Intcntl Airport to Sofia 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 Sofia

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Sofia flights

Top 4 airlines flying from George Bush Intcntl to Sofia

Discover the top 4 airlines that operate flights from George Bush Intcntl to Sofia. 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 8, 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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