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$403+ 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SOF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$639
(United Airlines)

One-way from

$403
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$1,346
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 ($272 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/12. 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 8/184:35 pmIAH - SOF
1 stop22h 25mUnited Airlines
Tue 8/266:20 amSOF - IAH
1 stop15h 15mUnited Airlines
Deal found 6/12$639
This Lufthansa deal was found by Cheapflights users on 6/11. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/173:35 pmIAH - SOF
1 stop18h 15mLufthansa
Tue 8/266:20 amSOF - IAH
1 stop15h 15mLufthansa
Deal found 6/11$641
This Orbitz deal was found by Cheapflights users on 6/11. 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.
Thu 7/313:30 pmIAH - SOF
1 stop14h 00mBritish Airways
Wed 8/209:30 pmSOF - IAH
1 stop24h 10mBritish Airways
Deal found 6/11$648
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Wed 8/277:20 amIAH - SOF
2 stops19h 55mMultiple Airlines
Fri 9/126:15 amSOF - IAH
1 stop15h 20mMultiple Airlines
Deal found 6/11$677
This Air Canada deal was found by Cheapflights users on 6/12. 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 8/1810:00 amIAH - SOF
2 stops19h 00mAir Canada
Wed 8/276:00 amSOF - IAH
2 stops45h 36mAir Canada
Deal found 6/12$696
This FlightHub deal was found by Cheapflights users on 6/11. 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.
Thu 9/49:00 pmIAH - SOF
1 stop15h 25mTurkish Airlines
Sat 9/133:35 pmSOF - IAH
1 stop35h 30mTurkish Airlines
Deal found 6/11$738
This Austrian Airlines deal was found by Cheapflights users on 6/10. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1412:05 pmIAH - SOF
2 stops15h 35mAustrian Airlines
Sat 8/308:00 amSOF - IAH
2 stops18h 53mAustrian Airlines
Deal found 6/10$910
This SWISS deal was found by Cheapflights users on 6/11. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/178:15 pmIAH - SOF
2 stops32h 15mSWISS
Mon 9/13:30 pmSOF - IAH
2 stops36h 43mSWISS
Deal found 6/11$1,093

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 June 12, 2025.
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 8/18

8:05 am-12:00 pm

2 stops19h 55m

Sofia

Tue 8/26

6:20 am-1:35 pm

1 stop15h 15m

$639

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 8/17

3:35 pm-5:50 pm

1 stop18h 15m

Sofia

Tue 8/26

6:20 am-1:35 pm

1 stop15h 15m

$641

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 7/31

3:30 pm-1:30 pm

1 stop14h 00m

Sofia

Wed 8/20

9:30 pm-1:40 pm

1 stop24h 10m

$648

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 8/27

7:20 am-11:15 am

2 stops19h 55m

Sofia

Fri 9/12

6:15 am-1:35 pm

1 stop15h 20m

$677

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 8/18

10:00 am-1:00 pm

2 stops19h 00m

Sofia

Wed 8/27

6:00 am-7:36 pm

2 stops45h 36m

$696

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 9/4

9:00 pm-8:25 pm

1 stop15h 25m

Sofia

Sat 9/13

3:35 pm-7:05 pm

1 stop35h 30m

$738

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 8/14

12:05 pm-11:40 am

2 stops15h 35m

Sofia

Sat 8/30

8:00 am-6:53 pm

2 stops18h 53m

$910

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sun 8/17

8:15 pm-12:30 pm

2 stops32h 15m

Sofia

Mon 9/1

3:30 pm-8:13 pm

2 stops36h 43m

$1,093

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 8/28

3:00 pm-1:05 am

3 stops50h 05m

$403

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Wed 8/27

2:25 pm-8:25 pm

1 stop22h 00m

$483

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 11 results
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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, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Sofia (average of $632). Flying from Houston George Bush Intcntl Airport to Sofia in June is currently the most expensive (average of $1,203). 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 SOF?

Find hourly flight availability from George Bush Intcntl to Sofia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

One of the essential ways to save on airfare from Houston George Bush Intcntl Airport to Sofia is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 34% on airfare.

Rainfall in Sofia by month

Plan your trip to Sofia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sofia ranges from 1.2 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Sofia when rainfall is around 1.2 in.

Temperature in Sofia by month

Plan your trip to Sofia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sofia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 June 12, 2025.
To help decide which airline to fly from Houston to Sofia, see what other customers have to say about Austrian Airlines, SWISS and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
802 reviews

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Food

6.8

Overall

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
Austrian Airlines
7.6
Good
802 reviews
Austrian Airlines
7.6
Good
802 reviews

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Food

6.8

Overall

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
SWISS
7.5
Good
1,623 reviews
Austrian Airlines
7.6
Good
802 reviews

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Food

6.8

Overall

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
United Airlines
7.4
Good
8,790 reviews
Austrian Airlines
7.6
Good
802 reviews

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Food

6.8

Overall

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
Turkish Airlines
7.3
Good
3,848 reviews
Austrian Airlines
7.6
Good
802 reviews

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Food

6.8

Overall

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
Air Canada
7.1
Good
9,531 reviews
Austrian Airlines
7.6
Good
802 reviews

Entertainment

6.8

Boarding

7.6

Comfort

7.3

Food

6.8

Overall

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well

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.

  • 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 United Airlines. Our recent data shows that you can find tickets from as low as $639 on this airline. Additional options worth looking into are Lufthansa and British Airways, starting at $641 and $648 round-trip. Users have found that United Airlines 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, November is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Sofia (average of $632). Flying from Houston George Bush Intcntl Airport to Sofia in June is currently the most expensive (average of $1,203). 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

Browse thousands of different options on Cheapflights for your next trip

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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 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$631Average$1,035FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$654Average$765FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$840Average$1,095FlexibilityNo cancel feeOn-time69%

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