$595 Cheap Flights from Sofia (SOF) to Houston (IAH)

View $595 flight on Tue, Oct 7, 2025Opens in a new window

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

Cheap Flights from Sofia to Houston (SOF-IAH)

Prices were available within the past 7 days and start at $595 for one-way flights and $753 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Wed, Oct 1 - Wed, Nov 12
SOF
Sofia
IAH
Houston
$753 Roundtrip, found 19 hours ago
$753
Roundtrip
found 19 hours ago
Select Lufthansa flight, departing Wed, Oct 1 from Sofia to Houston, returning Wed, Nov 12, priced at $753 found 19 hours ago
Air Canada
Wed, Oct 1 - Wed, Nov 12
SOF
Sofia
IAH
Houston
$755 Roundtrip, found 19 hours ago
$755
Roundtrip
found 19 hours ago
Select Air Canada flight, departing Wed, Oct 1 from Sofia to Houston, returning Wed, Nov 12, priced at $755 found 19 hours ago
Air Canada
Tue, Nov 11 - Tue, Nov 18
SOF
Sofia
IAH
Houston
$761 Roundtrip, found 1 day ago
$761
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Nov 11 from Sofia to Houston, returning Tue, Nov 18, priced at $761 found 1 day ago
Air Canada
Wed, Oct 1 - Wed, Nov 12
SOF
Sofia
IAH
Houston
$761 Roundtrip, found 19 hours ago
$761
Roundtrip
found 19 hours ago
Select Air Canada flight, departing Wed, Oct 1 from Sofia to Houston, returning Wed, Nov 12, priced at $761 found 19 hours ago
British Airways
Sun, Nov 9 - Sun, Nov 23
SOF
Sofia
IAH
Houston
$764 Roundtrip, found 1 day ago
$764
Roundtrip
found 1 day ago
Select British Airways flight, departing Sun, Nov 9 from Sofia to Houston, returning Sun, Nov 23, priced at $764 found 1 day ago
Lufthansa
Wed, Oct 1 - Wed, Nov 12
SOF
Sofia
IAH
Houston
$765 Roundtrip, found 19 hours ago
$765
Roundtrip
found 19 hours ago
Select Lufthansa flight, departing Wed, Oct 1 from Sofia to Houston, returning Wed, Nov 12, priced at $765 found 19 hours ago
Lufthansa
Wed, Oct 1 - Wed, Nov 12
SOF
Sofia
IAH
Houston
$767 Roundtrip, found 19 hours ago
$767
Roundtrip
found 19 hours ago
Select Lufthansa flight, departing Wed, Oct 1 from Sofia to Houston, returning Wed, Nov 12, priced at $767 found 19 hours ago
Lufthansa
Tue, Dec 9 - Tue, Feb 3
SOF
Sofia
IAH
Houston
$770 Roundtrip, found 5 days ago
$770
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Tue, Dec 9 from Sofia to Houston, returning Tue, Feb 3, priced at $770 found 5 days ago
United
Wed, Oct 1 - Wed, Nov 12
SOF
Sofia
IAH
Houston
$776 Roundtrip, found 19 hours ago
$776
Roundtrip
found 19 hours ago
Select United flight, departing Wed, Oct 1 from Sofia to Houston, returning Wed, Nov 12, priced at $776 found 19 hours ago
Austrian Airlines
Wed, Oct 1 - Wed, Nov 12
SOF
Sofia
IAH
Houston
$777 Roundtrip, found 19 hours ago
$777
Roundtrip
found 19 hours ago
Select Austrian Airlines flight, departing Wed, Oct 1 from Sofia to Houston, returning Wed, Nov 12, priced at $777 found 19 hours ago

Alternative airports near Houston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $914
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $914
Flights from Sofia (SOF) to Houston (IAH)
Origin airport
Sofia
Destination airport
George Bush Intercontinental
Airlines serving
Air Canada, Air France, Austrian Airlines, British Airways, KLM, Lufthansa, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$752
Distance
6088 mi

Sofia to Houston Flights

The cheapest times to fly from Sofia to Houston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sofia to Houston are during the month of October. You can find some of the cheapest flights from Sofia to Houston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sofia to Houston

Sunday is one of the best days to book for cheap flights from Sofia to Houston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sofia to Houston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sofia to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $595 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sofia to Houston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sofia to Houston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Sofia Airport (SOF) to George Bush Intercontinental Airport (IAH) cost?
Discover the latest flight deals from SOF to IAH by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SOF to IAH?
The cheapest flights from SOF to IAH are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SOF to IAH?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SOF to IAH. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Sofia Airport (SOF) to George Bush Intercontinental Airport (IAH)?
You'll need to take a flight with a layover when traveling from Sofia Airport (SOF) to George Bush Intercontinental Airport (IAH). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from SOF to IAH?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can vary depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sofia Airport (SOF) to George Bush Intercontinental Airport (IAH)?
To avoid potential delays on the Sofia Airport (SOF) to George Bush Intercontinental Airport (IAH) route, aim to travel before 3 PM. Flights after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Sofia Airport (SOF) to George Bush Intercontinental Airport (IAH) last-minute?
Booking your ticket from SOF to IAH right before your trip is typically more expensive. However, if there's some wiggle room with your departure dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a SOF to IAH flight and hotel package?
Compared with arranging flights and hotels separately, booking a SOF to IAH flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place will take the stress out of planning your trip. Just pick your flights and select from our extensive range of hotels, then customize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Sofia Airport (SOF) to George Bush Intercontinental Airport (IAH)?
Typically, you're able to cancel or reschedule your SOF to IAH flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you need more details, visit our Customer Service portal.

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*Available to One Key members.