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$514+ Cheap flights from George Bush Intcntl (IAH) to Sofia (SOF)

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SOF
feb. 22 — mar. 11
dom. 2/22
dom. 3/1
1 adult, Economy
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Cheap 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 enero 23, 2026.

This Mytrip deal was found by Cheapflights users on 1/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/912:10 pm
IAH
-
SOF
2 stops17h 05m
Multiple Airlines
mié. 2/186:10 am
SOF
-
IAH
1 stop16h 00m
Multiple Airlines
Deal found 1/21$514
This FlightHub deal was found by Cheapflights users on 1/22. 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.
lun. 2/95:00 pm
IAH
-
SOF
2 stops21h 45m
Lufthansa
mié. 2/186:10 am
SOF
-
IAH
1 stop16h 00m
Lufthansa
Deal found 1/22$533
This KAYAK deal was found by Cheapflights users on 1/21. 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.
mar. 8/49:05 pm
IAH
-
SOF
1 stop15h 25m
British Airways
lun. 9/148:10 pm
SOF
-
IAH
1 stop31h 05m
British Airways
Deal found 1/21$542
This United Airlines deal was found by Cheapflights users on 1/21. 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.
dom. 3/87:10 am
IAH
-
SOF
2 stops32h 35m
United Airlines
mar. 3/176:00 am
SOF
-
IAH
1 stop16h 10m
United Airlines
Deal found 1/21$543
This United Airlines deal was found by Cheapflights users on 1/22. 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.
dom. 8/304:40 pm
IAH
-
SOF
1 stop22h 30m
United Airlines
mar. 9/82:10 pm
SOF
-
IAH
2 stops37h 31m
United Airlines
Deal found 1/22$557
This KAYAK deal was found by Cheapflights users on 1/22. 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.
dom. 8/309:05 pm
IAH
-
SOF
1 stop14h 15m
British Airways
lun. 9/78:10 pm
SOF
-
IAH
1 stop31h 05m
British Airways
Deal found 1/22$561

Find 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 enero 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$514
(Mytrip)

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
Search Deals
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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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 enero 23, 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

lun. 2/9

12:10 pm-1:15 pm

2 stops17h 05m

Sofia

mié. 2/18

6:10 am-2:10 pm

1 stop16h 00m

$514

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

lun. 2/9

5:00 pm-10:45 pm

2 stops21h 45m

Sofia

mié. 2/18

6:10 am-2:10 pm

1 stop16h 00m

$533

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

lun. 2/9

12:10 pm-1:15 pm

2 stops17h 05m

Sofia

mié. 2/18

6:10 am-9:39 pm

2 stops23h 29m

$542

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

dom. 3/8

7:10 am-10:45 pm

2 stops32h 35m

Sofia

mar. 3/17

6:00 am-3:10 pm

1 stop16h 10m

$543

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

jue. 2/19

9:50 pm-11:15 am

1 stop29h 25m

Sofia

lun. 2/23

5:25 pm-10:31 pm

2 stops37h 06m

$593

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

vie. 2/27

9:05 pm-8:50 pm

1 stop15h 45m

Sofia

sáb. 3/7

9:40 pm-7:10 pm

1 stop29h 30m

$594

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

lun. 2/9

9:05 pm-8:45 am

1 stop27h 40m

Sofia

mié. 2/18

9:40 pm-7:10 pm

1 stop29h 30m

$595

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

jue. 2/19

9:05 pm-8:45 am

1 stop27h 40m

Sofia

lun. 2/23

4:00 pm-7:10 pm

1 stop35h 10m

$595

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Sofia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Sofia flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

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 enero 23, 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
9,194 reviews

Crew

8.1

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,194 reviews
United Airlines
7.4
Good
9,194 reviews

Crew

8.1

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Turkish Airlines
7.3
Good
4,200 reviews
United Airlines
7.4
Good
9,194 reviews

Crew

8.1

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
7,744 reviews
United Airlines
7.4
Good
9,194 reviews

Crew

8.1

Food

6.6

Entertainment

7.1

Boarding

7.7

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 3 different airlines.

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

    For as low as $542, Lufthansa can have you in Sofia from Houston George Bush Intcntl Airport in 17h 05m. Airlines will cover a distance of 6085 mi. This flight may include one or multiple stops.

  • 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 Lufthansa. Our recent data shows that you can find tickets from as low as $599 on this airline. Additional options worth looking into are Turkish Airlines and United Airlines, starting at $622 and $755 round-trip. Users have found that Lufthansa is 31% 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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Top 3 airlines flying from George Bush Intcntl to Sofia

Discover the top 3 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 enero 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$599Average$944FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$622Average$801FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$755Average$1,072FlexibilityNo cancel feeOn-time69%

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