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£471 Cheap Flights from Sofia (SOF) to Houston (IAH)

View £471 flight on Mon, 12 Oct 2026Opens in a new window

Popular airlines from Sofia Airport (SOF) to George Bush Intercontinental Airport (IAH)

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Cheap Flights from Sofia (SOF) to Houston (IAH)

Prices were available within the past 7 days and start at £471 for one-way flights and £741 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Thu, 20 Aug - Mon, 31 Aug
SOF
Sofia
IAH
Houston
£741 Return, found 3 days ago
£741
Return
found 3 days ago
Select Turkish Airlines flight, departing Thu, 20 Aug from Sofia to Houston, returning Mon, 31 Aug, priced at £741 found 3 days ago
Lufthansa
Tue, 18 Aug - Wed, 2 Sept
SOF
Sofia
IAH
Houston
£764 Return, found 3 days ago
£764
Return
found 3 days ago
Select Lufthansa flight, departing Tue, 18 Aug from Sofia to Houston, returning Wed, 2 Sept, priced at £764 found 3 days ago
United
Wed, 19 Aug - Sun, 30 Aug
SOF
Sofia
IAH
Houston
£770 Return, found 3 days ago
£770
Return
found 3 days ago
Select United flight, departing Wed, 19 Aug from Sofia to Houston, returning Sun, 30 Aug, priced at £770 found 3 days ago
Lufthansa
Tue, 18 Aug - Wed, 2 Sept
SOF
Sofia
IAH
Houston
£772 Return, found 3 days ago
£772
Return
found 3 days ago
Select Lufthansa flight, departing Tue, 18 Aug from Sofia to Houston, returning Wed, 2 Sept, priced at £772 found 3 days ago
United
Wed, 19 Aug - Tue, 1 Sept
SOF
Sofia
IAH
Houston
£773 Return, found 3 days ago
£773
Return
found 3 days ago
Select United flight, departing Wed, 19 Aug from Sofia to Houston, returning Tue, 1 Sept, priced at £773 found 3 days ago
Lufthansa
Tue, 18 Aug - Wed, 2 Sept
SOF
Sofia
IAH
Houston
£779 Return, found 3 days ago
£779
Return
found 3 days ago
Select Lufthansa flight, departing Tue, 18 Aug from Sofia to Houston, returning Wed, 2 Sept, priced at £779 found 3 days ago
British Airways
Wed, 19 Aug - Tue, 8 Sept
SOF
Sofia
IAH
Houston
£1,014 Return, found 3 days ago
£1,014
Return
found 3 days ago
Select British Airways flight, departing Wed, 19 Aug from Sofia to Houston, returning Tue, 8 Sept, priced at £1,014 found 3 days ago

Frequently asked questions

How much does a flight from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental) cost?
You can find one-way and return flights from SOF to IAH with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when SOF to IAH ticket fares go up or down.
What is the cheapest month to fly from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental)?
The cheapest months to fly from SOF to IAH are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental)?
Enter SOF to IAH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental)?
Air Serbia is one of the cheapest airlines offering connecting return flights from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental), with tickets starting from around £937 for flights that can be booked for departure within the next year. These flights typically include a layover in Nikola Tesla (BEG). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental)?
To find a cheap flight from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental)?
There are approximately 20 connecting flights per day from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental). Some common connection points include Vienna Intl. (VIE), Frankfurt Intl. (FRA), and Heathrow (LHR).
What is the earliest flight from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental)?
The earliest flight from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental) typically departs around 5:00 AM local time. This service is operated by Air Serbia and American Airlines. This is a seasonal service, active only in November. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental)?
You'll typically find the most flights from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental) on a Saturday, with around 27 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Lufthansa, Bulgaria Air, and Austrian Airlines. Looking at the week, Saturday has notably more flight options compared to other days, for example, Monday has around 26 flights and Wednesday has around 6 flights.
What are the most popular departure times for flights from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental)?
The most popular departure times for flights from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental) are in the morning, from 6am to 9am. Many major carriers, including Lufthansa, Austrian Airlines and Bulgaria Air, offer flights during this window. Many travellers prefer these times as they allow for an early start to your journey, getting you to your destination with plenty of time left in the day.
How long does it take to fly from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental)?
There are no nonstop flights from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental). The journey covers a distance of approximately 9,799 kilometers. Flights with one stop typically take around 15 hours 18 minutes. If you have two or more stops, your travel time will be longer, usually around 18 hours 48 minutes. Keep in mind that these are average times, and your actual flight duration can vary depending on the specific routing, layover times, and even weather conditions.
Can you fly business or first class from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental)?
Yes, you can fly business class between SOF and IAH. Airlines that offer business class service on this route include:
  • Turkish Airlines
  • Lufthansa
  • British Airways
  • Austrian Airlines
  • Tarom-Romanian Air Transport
How do I earn miles on a Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental) flight with Expedia?
It's easy to earn miles on a Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Houston, TX (IAH) from Sofia (SOF)?
If you're planning to travel to Houston from SOF, you can fly directly into George Bush Intercontinental (IAH) which offers international flights and connections. Some flights may connect through major hubs like Frankfurt Intl. (FRA), Franz Josef Strauss Intl. (MUC), or Vienna Intl. (VIE) before reaching Houston. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental) at the last minute?
Typically, booking a last minute flight from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental) flight and hotel package?
Securing a Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental)?
If you booked your Sofia (SOF) to Houston, TX (IAH-George Bush Intercontinental) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Sofia
Destination airport
George Bush Intercontinental
Roundtrip price
£740
Distance
9741 km

Book with confidence

Compare flights from Sofia to Houston easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Sofia to Houston. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to George Bush Intercontinental in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Sofia to George Bush Intercontinental.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Sofia (SOF) to George Bush Intercontinental (IAH)

The easiest way to view the best deals on flights from Sofia to Houston today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Sofia to George Bush Intercontinental start at just £741 and range up to £1,014.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Sofia and Houston
  • booking your flight during August, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Sofia to Houston flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Sofia to George Bush Intercontinental for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Sofia to Houston easily and book with confidence

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