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$740+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SOF
may. 4 — may. 111
dom. 5/4
dom. 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Houston George Bush Intcntl to Sofia are usually found in February or April, booked 46 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

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 abril 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$740
(Booking.com)

Popular in

June

Cheapest in

February

Average price

$726
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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Highest demand for flights based on searches. 23% potential increase in price ($289 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in April 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 abril 29, 2025.

This Booking.com deal was found by Cheapflights users on 4/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/2510:00 amIAH - SOF
2 stops19h 00mMultiple Airlines
lun. 9/223:30 pmSOF - IAH
2 stops36h 43mMultiple Airlines
Deal found 4/28$740
This United Airlines deal was found by Cheapflights users on 4/28. 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.
lun. 8/254:35 pmIAH - SOF
1 stop22h 25mUnited Airlines
lun. 9/2212:00 pmSOF - IAH
1 stop33h 35mUnited Airlines
Deal found 4/28$756
This CheapOair deal was found by Cheapflights users on 4/28. 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.
sáb. 9/136:16 pmIAH - SOF
2 stops32h 59mAir Canada
sáb. 9/202:05 pmSOF - IAH
2 stops40h 04mAir Canada
Deal found 4/28$819
This FlightHub deal was found by Cheapflights users on 4/28. 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.
jue. 9/49:00 pmIAH - SOF
1 stop15h 25mTurkish Airlines
sáb. 9/139:15 pmSOF - IAH
1 stop29h 50mTurkish Airlines
Deal found 4/28$823
This Gurufare deal was found by Cheapflights users on 4/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/136:50 pmIAH - SOF
2 stops33h 10mLufthansa
sáb. 9/202:05 pmSOF - IAH
1 stop31h 30mLufthansa
Deal found 4/29$829
This Gurufare deal was found by Cheapflights users on 4/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/1512:05 pmIAH - SOF
2 stops15h 35mAustrian Airlines
lun. 5/266:55 pmSOF - IAH
2 stops34h 26mAustrian Airlines
Deal found 4/29$1,363

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 abril 29, 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

lun. 8/25

10:00 am-1:00 pm

2 stops19h 00m

Sofia

lun. 9/22

3:30 pm-8:13 pm

2 stops36h 43m

$740

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

lun. 8/25

4:35 pm-11:00 pm

1 stop22h 25m

Sofia

lun. 9/22

12:00 pm-1:35 pm

1 stop33h 35m

$756

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

sáb. 9/13

6:16 pm-11:15 am

2 stops32h 59m

Sofia

sáb. 9/20

2:05 pm-10:09 pm

2 stops40h 04m

$819

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

jue. 9/4

9:00 pm-8:25 pm

1 stop15h 25m

Sofia

sáb. 9/13

9:15 pm-7:05 pm

1 stop29h 50m

$823

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

sáb. 9/13

6:50 pm-12:00 pm

2 stops33h 10m

Sofia

sáb. 9/20

2:05 pm-1:35 pm

1 stop31h 30m

$829

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

jue. 5/15

12:05 pm-11:40 am

2 stops15h 35m

Sofia

lun. 5/26

6:55 pm-9:21 pm

2 stops34h 26m

$1,363

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

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 April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Houston George Bush Intcntl Airport-Sofia flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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

How far ahead should I book a flight from Houston George Bush Intcntl Airport to Sofia?

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Sofia. Price data was last updated on April 25, 2025.

Booking 46 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston George Bush Intcntl Airport to Sofia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 $1,218). 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 abril 29, 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 abril 29, 2025.
Austrian Airlines
7.6
Good
780 reviews

Comfort

7.3

Food

6.7

Entertainment

6.7

Crew

8.1

Boarding

7.6

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.
Austrian Airlines
7.6
Good
780 reviews
Austrian Airlines
7.6
Good
780 reviews

Comfort

7.3

Food

6.7

Entertainment

6.7

Crew

8.1

Boarding

7.6

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.
United Airlines
7.4
Good
8,696 reviews
Austrian Airlines
7.6
Good
780 reviews

Comfort

7.3

Food

6.7

Entertainment

6.7

Crew

8.1

Boarding

7.6

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.
Turkish Airlines
7.3
Good
3,788 reviews
Austrian Airlines
7.6
Good
780 reviews

Comfort

7.3

Food

6.7

Entertainment

6.7

Crew

8.1

Boarding

7.6

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.
Air Canada
7.0
Good
9,242 reviews
Austrian Airlines
7.6
Good
780 reviews

Comfort

7.3

Food

6.7

Entertainment

6.7

Crew

8.1

Boarding

7.6

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.
Lufthansa
6.7
Okay
7,042 reviews
Austrian Airlines
7.6
Good
780 reviews

Comfort

7.3

Food

6.7

Entertainment

6.7

Crew

8.1

Boarding

7.6

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Ely,Mar 2025

VIE - PMI

Luggage at destination was not split into priorities. Had business and only got my bag after 20 minutes, almost towards the end and I was in a rush, so the "priority" was completely ignored.

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.

  • 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 $756 on this airline. Additional options worth looking into are Air Canada and Turkish Airlines, starting at $819 and $823 round-trip. Users have found that United Airlines is 18% 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 $1,218). 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 abril 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$591Average$1,280FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$650Average$890FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$654Average$826FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$842Average$1,128FlexibilityNo cancel feeOn-time69%

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