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Sofia

$740+ Cheap flights from Houston 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.
HOU — SOF
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Houston to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) 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 April 29, 2025.

Round-trip from

$740
(Booking.com)

Popular in

June

Cheapest in

February

Average price

$694
From Houston to Sofia
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($252 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($55 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 Houston to Sofia

Cheapest flights from Houston to Sofia
Explore the most affordable flight options available from Houston to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 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.
Mon 8/2510:00 amIAH - SOF
2 stops19h 00mMultiple Airlines
Mon 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.
Mon 8/254:35 pmIAH - SOF
1 stop22h 25mUnited Airlines
Mon 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.
Sat 9/136:16 pmIAH - SOF
2 stops32h 59mAir Canada
Sat 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.
Thu 9/49:00 pmIAH - SOF
1 stop15h 25mTurkish Airlines
Sat 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.
Sat 9/136:50 pmIAH - SOF
2 stops33h 10mLufthansa
Sat 9/202:05 pmSOF - IAH
1 stop31h 30mLufthansa
Deal found 4/29$829
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.
Fri 9/128:20 pmHOU - SOF
2 stops40h 00mMultiple Airlines
Sat 9/276:25 amSOF - HOU
2 stops19h 24mMultiple Airlines
Deal found 4/28$1,095
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/41:00 pmHOU - SOF
2 stops17h 00mKLM
Sat 9/137:00 amSOF - HOU
2 stops18h 47mKLM
Deal found 4/28$1,142
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.
Thu 5/1512:05 pmIAH - SOF
2 stops15h 35mAustrian Airlines
Mon 5/266:55 pmSOF - IAH
2 stops34h 26mAustrian Airlines
Deal found 4/29$1,363
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/159:12 amHOU - SOF
2 stops20h 18mAmerican Airlines
Mon 5/268:00 pmSOF - HOU
2 stops30h 01mAmerican Airlines
Deal found 4/28$1,579

Cheapflights Fare Finder

Customize your flight search to find flights from Houston 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 April 29, 2025.
Use the filters below to find and compare flights from Houston to Sofia that are best for you.

Fly from

Houston

Fly to

Sofia

Route

Depart

Return

Price

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 8/25

10:00 am-1:00 pm

2 stops19h 00m

Sofia

Mon 9/22

3:30 pm-8:13 pm

2 stops36h 43m

$740

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Mon 8/25

4:35 pm-11:00 pm

1 stop22h 25m

Sofia

Mon 9/22

12:00 pm-1:35 pm

1 stop33h 35m

$756

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sat 9/13

6:16 pm-11:15 am

2 stops32h 59m

Sofia

Sat 9/20

2:05 pm-10:09 pm

2 stops40h 04m

$819

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 9/4

9:00 pm-8:25 pm

1 stop15h 25m

Sofia

Sat 9/13

9:15 pm-7:05 pm

1 stop29h 50m

$823

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Sat 9/13

6:50 pm-12:00 pm

2 stops33h 10m

Sofia

Sat 9/20

2:05 pm-1:35 pm

1 stop31h 30m

$829

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Fri 9/12

8:20 pm-8:20 pm

2 stops40h 00m

Sofia

Sat 9/27

6:25 am-5:49 pm

2 stops19h 24m

$1,095

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Thu 9/4

1:00 pm-2:00 pm

2 stops17h 00m

Sofia

Sat 9/13

7:00 am-5:47 pm

2 stops18h 47m

$1,142

HoustonSofia

IAH - SOF

IAHSOF

Houston George Bush Intcntl

Thu 5/15

12:05 pm-11:40 am

2 stops15h 35m

Sofia

Mon 5/26

6:55 pm-9:21 pm

2 stops34h 26m

$1,363

HoustonSofia

HOU - SOF

HOUSOF

Houston Hobby

Thu 5/15

9:12 am-1:30 pm

2 stops20h 18m

Sofia

Mon 5/26

8:00 pm-6:01 pm

2 stops30h 01m

$1,579

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Best time to book a flight from Houston to Sofia

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

What is the cheapest month to book a flight from Houston to Sofia?

Currently, November is the cheapest month in which you can book a flight from Houston to Sofia (average of $632). Flying from Houston 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 HOU to SOF?

Find hourly flight availability from Houston 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 April 29, 2025.

It’s typically best to fly out from Houston to Sofia at noon. Doing so could potentially save you 41% on the flight price compared to flying in the morning, which is usually more expensive.

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 April 29, 2025.
Get a feel of what it's like to fly with KLM, Austrian Airlines and United Airlines from Houston to Sofia by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,333 reviews

Comfort

7.7

Food

7.2

Entertainment

7.1

Crew

8.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,333 reviews
KLM
7.8
Good
1,333 reviews

Comfort

7.7

Food

7.2

Entertainment

7.1

Crew

8.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Austrian Airlines
7.6
Good
780 reviews
KLM
7.8
Good
1,333 reviews

Comfort

7.7

Food

7.2

Entertainment

7.1

Crew

8.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
United Airlines
7.4
Good
8,696 reviews
KLM
7.8
Good
1,333 reviews

Comfort

7.7

Food

7.2

Entertainment

7.1

Crew

8.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Turkish Airlines
7.3
Good
3,788 reviews
KLM
7.8
Good
1,333 reviews

Comfort

7.7

Food

7.2

Entertainment

7.1

Crew

8.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
American Airlines
7.2
Good
10,000 reviews
KLM
7.8
Good
1,333 reviews

Comfort

7.7

Food

7.2

Entertainment

7.1

Crew

8.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

Find useful and relevant information for your journey from Houston 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?

    If you book a flight to Sofia from Houston, 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 to Sofia per day from 4 different airlines.

  • What are the cheapest airlines flying from Houston to Sofia round-trip?

    Flying on United Airlines is currently your cheapest option to Sofia, with prices starting at $756. Additional round-trip tickets that might be worth considering are offered by Air Canada and Turkish Airlines, with the lowest prices starting at $819 and $823, respectively. United Airlines is currently priced 19% below the average price you’ll pay for this route.

  • Can I find deals for flights from Houston to Sofia that include hotel bookings?

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

  • How can I find direct flights from Houston to Sofia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Sofia.

  • Can I find deals for business class flights from Houston to Sofia?

    Yes. Cheapflights offers flight deals from Houston 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 to Sofia?

    Currently, November is the cheapest month in which you can book a flight from Houston to Sofia (average of $632). Flying from Houston 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

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Houston to Sofia

Discover the top 4 airlines that operate flights from Houston 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$591Average$1,184FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$641Average$793FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$650Average$965FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$744Average$1,277FlexibilityNo cancel feeOn-time69%

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